Pith. sign in

REVIEW 3 major objections 4 minor 282 references

1000 cataclysmic variables identified from DESI spectroscopy

T0 review · 3 major / 4 minor · reviewed 2026-08-01 · deepseek-v4-flash

Challenge this review Re-run · record.json Download PDF Read on arXiv ↗

Pith's one-line read A neural network trained on known, mostly emission-line CVs and applied to every DESI science spectrum finds 1,029 cataclysmic variables — 221 new, ten of them AM CVn.

desk verdict Big, useful CV catalogue from DESI DR2; the catalog itself is solid, but the ~99% completeness claim doesn't survive the paper's own missed-AM-CVn example. read the letter →

arxiv 2607.22836 v1 pith:ZTRFWGXL submitted 2026-07-24 astro-ph.SR

K. Inight , B. T. Gänsicke , A. Aungwerojwit , P. Izquierdo , C. J. Manser , A. D. Myers , A. Swan , J. R. Thorstensen
show 36 more authors
J. Aguilar S. Ahlen D. Bianchi D. Brooks T. Claybaugh A. de la Macorra Biprateep Dey P. Doel A. Font-Ribera J. E. Forero-Romero Satya Gontcho A Gontcho G. Gutierrez J. Guy R. Joyce S. Juneau S. E. Koposov A. Kremin M. Landriau L. Le Guillou A. Meisner R. Miquel J. Moustakas J. Najita I. Pérez-Ràfols W. J. Percival F. Prada G. Rossi E. Sanchez D. Schlegel M. Schubnell H. Seo J. Silber G. Tarlé B. A. Weaver R. Zhou H. Zou
This is my paper
classification astro-ph.SR
keywords cataclysmicvariableswhitedwarfbinariesmachine-learningclassificationDESIspectroscopyAMCVnsystemsorbitalperioddistributionspacedensityspectroscopiccompleteness
verification ladder T0 review T1 audit T2 compute T3 formal

The pith

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The reading

The paper aims to measure the cataclysmic-variable (CV) population — close binaries in which a white dwarf accretes from a companion star — without the bias that has shaped the known census, where systems are mostly found because they erupted in outburst. It runs a convolutional neural network, trained on previously known CV spectra, over roughly 81 million usable spectra from the Dark Energy Spectroscopic Survey and manually inspects the shortlist, recovering 1,029 CVs: 808 already known and 221 new, including ten AM CVn systems (ultra-short-period binaries with hydrogen-poor donors). The authors argue the sample is about 99 per cent complete, roughly two magnitudes deeper than earlier spectroscopic surveys, and skewed toward intrinsically faint, short-period, low-accretion-rate systems — indeed, of the 171 new CVs with light-curve coverage, only 43 show outbursts. If the claims hold, this is the largest spectroscopically selected CV sample to date, the first to test CV population models against a largely variability-free census, and the basis for revised space densities of CV subtypes as well as a dozen new members of a rare class showing erratic state changes.

What carries the argument

The load-bearing tool is a convolutional neural network (CNN) trained on 5,484 DESI spectra matched from SDSS samples: 623 known CVs plus galaxies, quasars, stars, white dwarfs, and detached white-dwarf binaries. Trained 200 times on random 80/20 splits, the best model is error-free on the held-out test set. Its job is to shrink 81 million spectra to 293,670 candidates; a catalogue cross-match and redshift cut (Z < 0.01185) then trim the list to ~41,500 spectra for human inspection. Completeness rests on inspecting random and targeted samples of discarded spectra, including the 1.6 < Z < 1.7 spike where DESI's redshift pipeline is fooled — yielding the ~99 per cent estimate.

What would settle it

Inspect a random sample of the roughly 238,000 spectra the CNN flagged but the paper never manually examined (those with Z > 0.01 and no catalogue counterpart). If CVs appear there at a rate well above the assumed ~1 per cent — or if retraining the CNN with absorption-dominated AM CVn spectra added to the training set causes it to flag many additional systems — the claimed ~99 per cent completeness and the space densities built on it would be overestimates.

Watch

Extended reading notes

Core claim

A CNN trained on known, mostly emission-line CVs and applied to every DESI science spectrum finds 1,029 cataclysmic variables — 221 new, ten of them AM CVn. The CNN flagged 293,670 candidates; cross-matching, a redshift cut, and visual inspection of 41,500 spectra yielded 1,014 CVs, with six more from validation. The CNN's per-spectrum reliability is 97.2 per cent and the sample completeness is claimed at ~99 per cent. Of the 171 new CVs with ZTF light curves, only 43 show outbursts — evidence that spectroscopic selection offsets the bias toward outbursting systems. Twelve new members of the peculiar state-change class and five evolved-donor CVs complete the catalogue.

Load-bearing premise

The completeness argument stands or falls on the premise that the CNN's training spectra — previously known CVs, nearly all with emission lines — cover every spectral shape a CV can present in DESI; the paper itself shows this premise fails for at least one absorption-dominated AM CVn system that was absent from the training set.

Editorial extensions

If this is right

  • The DESI sample is the deepest CV census to date, about two magnitudes fainter than previous spectroscopic surveys, and it contains the largest fraction of short-period systems; the sharp edges of the 2–3 hour period gap fade in such untargeted samples.
  • Revised space densities for SU UMa and WZ Sge subtypes agree with earlier estimates, but the values for every subtype are lower bounds because 156 unclassified CVs — many of them non-outbursting, hence likely short-period — are not counted.
  • With twelve new members added to the eight previously known examples, roughly one per cent of all CVs belong to the peculiar state-change class, and their scatter across orbital period and HR-diagram position argues against a single evolutionary stage as the cause.
  • Almost all 1,029 CVs — 709 of them — were observed serendipitously by DESI's galaxy and quasar programs rather than by CV-specific targeting, showing that deep multi-object surveys harvest CVs as a by-product.
  • Five CVs whose spectra mimic F-type stars but whose absolute magnitudes are too faint for F-type donors are likely systems with highly evolved helium-core donors, a population previously found mainly by targeted variability searches.

Reading between the lines

Editorial extensions of the paper, not claims the author makes directly.

  • If the ~99 per cent completeness holds, the implied conclusion is that the known CV census is far from finished at faint magnitudes: the serendipitous detection rate inside DESI's deep but non-CV-focused targeting is high enough that future wide-field spectroscopic surveys will keep uncovering substantial new populations.
  • The CNN's demonstrated blind spot — an absorption-dominated AM CVn prototype missed because the training set contained no such spectrum — suggests that other spectral classes absent from the training sample are silently underrepresented; true completeness for rare or unusual CVs may be below 99 per cent even if the overall claim survives.
  • The near-total reliance on serendipity implies a cheap, testable strategy: deliberately reserving survey fibers for white-dwarf-binary candidates would multiply CV yields, and a future far-UV space survey of the kind the paper highlights would make such targeting efficient.
  • The blurring of the period-gap edges in an unbiased sample sharpens a specific prediction-check for binary evolution models: models that reproduce a sharp gap in outburst-selected samples but not in deep spectroscopic samples would be consistent with these data, whereas models predicting a sharp gap here would not.
Share X Bluesky LinkedIn Reddit HN

Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, and a circularity audit.

Referee Report

3 major / 4 minor

Summary. The paper reports a systematic search for cataclysmic variables in DESI DR2, analysing 80,767,382 science spectra. Three shortlisting routes are used: coordinate cross-match with 16,277 known/candidate CVs, a CNN trained on SDSS CV spectra, and a redshift cut; the resulting candidates are manually inspected with the aid of Gaia, GALEX, ZTF, and archival databases. The authors identify 1,029 CVs, of which 221 are new, including ten AM CVn systems and twelve members of a peculiar state-change class; they add 84 new or improved orbital periods and derive revised CV subtype space densities. The catalogue is supported by an independent validation set of 580 DESI CV spectra from a white-dwarf-targeted programme and by a detailed comparison with the Hou et al. (2026) DESI DR1 CV sample.

Significance. If the completeness and space-density claims hold, this is the largest spectroscopically selected CV sample to date, roughly two magnitudes deeper than SDSS, and would provide a largely outburst-unbiased sample for population studies. The paper is commendably transparent: it releases the full catalogue, per-CV spectra, and training/test lists; it documents an independent validation set with only two non-detections (with stated causes); and it explicitly re-examines and reclassifies 13 objects from Hou et al. (2026). The identification of twelve new peculiar state-change CVs and five 'highly evolved donor' candidates are interesting scientific results in their own right. These strengths are partly offset by an overstated completeness statement and by an apparent inconsistency in the completeness corrections used for the space-density estimates.

major comments (3)
  1. [§4.5, §6] The claim 'the sample is ≃99 per cent complete' is not supported by the tests described. The random sample of 9,954 spectra is drawn from the 293,670 CNN-selected spectra that were not otherwise inspected, so it bounds false positives among the selected set, not false negatives among the 80,767,382 unselected science spectra. The 234-spectrum TARGETID check measures the CNN's flagging rate for spectra of CVs that were already identified by another route, not its sensitivity to unfamiliar CV spectral types. Section 6 supplies a concrete false negative: the AM CVn prototype J1234+3737 was missed because its helium-absorption spectrum was not represented in the training set. The validation sample of §4.3.4 is drawn from a white-dwarf-targeted programme and did not include such systems. Therefore the 99% completeness statement is unsubstantiated, and the §10 space densities—which depend on c
  2. [§4.3.3, Fig. 2] The 'perfect' confusion matrix in Fig. 2 is an optimistic selection artifact. The model was chosen among 200 retrainings on the basis of the test-set confusion matrix, so the quoted zero false-positive/zero false-negative result is not an honest out-of-sample evaluation. The independent validation set of 580 spectra in §4.3.4 is better evidence and should be reported as the primary sensitivity estimate. Please report the distribution of test metrics across the 200 splits, or use a validation split during model selection, and state the final CNN sensitivity using the held-out validation sample.
  3. [§10, Eq. (2)] There is an internal inconsistency between the claimed completeness and the completeness corrections used in the space-density calculation. Section 4.5 states the sample is ≃99 per cent complete, but Section 10 adopts completeness values of 0.6 for short-period subtypes and 0.2 for long-period subtypes, and Eq. (2) applies the inverse of these as a correction factor to N_obs. These two statements cannot both describe the same selection pipeline. Clarify what the 99% statement refers to (e.g., contamination among the selected spectra) and justify the 0.6/0.2 values independently of that claim, or recalculate the space densities consistently.
minor comments (4)
  1. [§5.1] 'We found 1029 CVs among the DESI DR1 spectra' should read DR2; the analysis covers DESI DR2 (Section 4.1).
  2. [Fig. 33 caption] The caption says the 150-pc 'All CVs' bar suffers from only seven CVs, whereas Table 7 lists N=8 for that row; please reconcile.
  3. [§4.5] The term 'sample' is ambiguous in the completeness discussion: it is not clear whether '≃99 per cent complete' refers to the final CV list, the CNN-selected set, or the manually inspected set. Please define it explicitly.
  4. [References] Swan et al. (submitted) is cited without a year or arXiv number; please give a fuller reference or state its status.

Circularity Check

0 steps flagged · score 1.0 of 10

No circular reduction: the DESI CV catalogue is produced by an externally anchored pipeline; the 99% completeness claim is a validation gap, not a by-construction circularity.

full rationale

The paper's derivation chain is: train a CNN on SDSS CV spectra (Section 4.3), apply it to all 80,767,382 DESI science spectra, supplement with coordinate cross-matches and a redshift filter, visually inspect the shortlist, then use the resulting sample to estimate completeness and space densities. No step in this chain is equivalent to its inputs by construction. The CNN is a fitted classifier, but its outputs are not relabelled training values; they are tested against an external catalogue (Hou et al. 2026) in Section 6, which reports a 409/412 recovery rate. The three misses are explicitly disclosed, including the AM CVn prototype J1234+3737 whose absorption-dominated spectrum was absent from the CNN training set. That disclosure is a genuine limitation for the paper's 'sample is ≃99 per cent complete' statement in Section 4.5: the random-sample check of 9,954 already-selected spectra only bounds false positives among selected spectra and cannot constrain false negatives among unselected ones. However, this is an evidential/correctness gap, not a circular argument. Likewise, the space-density completeness correction in Section 10 uses the authors' own SDSS CV catalogue from Inight et al. (2023a, 2025) as a reference sample; this is standard practice for an external reference, and the catalogue is independently grounded in SDSS spectroscopy. Self-citations are frequent, but the CNN architecture, training set, and validation are described in this paper, and the central catalogue claim is anchored to DESI spectra and an external comparison. No fitted parameter is renamed as a prediction, and no uniqueness theorem or ansatz is imported from the authors' prior work to force the result. The circularity score is therefore low; the substantive concerns belong to completeness validation and selection representativeness, not to circular derivation.

Assumptions & free parameters 4 free parameters · 5 assumptions · 0 invented entities

The central catalogue claim rests mainly on the domain assumption that CVs are spectroscopically identifiable via emission lines and that the training set covers DESI's CV diversity. The space-density and completeness sub-claims rest on hand-set free parameters: completeness corrections 0.6/0.2, the m_G<22.5 limit, and the A1 UV cut coefficients. The completeness correction is referenced to the authors' own SDSS catalogues, which adds a circularity burden. No new physical entities are postulated.

free parameters (4)
  • Completeness correction C_corr (short-period subtypes) = 0.6
    Applied to SUUMa, WZSge, and polar subtypes in Eq. 2 (space density). Chosen by hand from a coarse period-dependent completeness curve (Fig. 32), not derived from a fitted model.
  • Completeness correction C_corr (long-period subtypes) = 0.2
    Applied to UGem, novalike, and intermediate polar subtypes in Eq. 2. Hand-set from the same completeness curve; directly scales the space-density estimate.
  • Limiting magnitude m_G for DESI CV detection = 22.5
    Assumed in Section 10 to compute R_lim and hence V_eff for each subtype. Not derived from data or an independent completeness simulation; a different limit changes all space densities.
  • UV selection cut coefficients (Eq. A1) = slope = 1.5, intercept = -0.3
    Linear cut M_FUV > 1.5*(FUV-G) - 0.3 used in the CWDB target selection (Appendix A). Hand-tuned to recover known white dwarf binaries; no uncertainties or validation on a held-out sample are reported. This affects the targeting analysis, not the main catalogue.
assumptions (5)
  • domain assumption Practically all CVs exhibit Balmer and/or He emission lines, so spectral selection can find CVs regardless of outburst behaviour.
    Stated in Section 1 and underpins the entire CNN + visual classification strategy. Citations to Szkody et al. and Inight et al. support this, but it is an empirical generalization that may fail for unusual systems (see the missed absorption-dominated AM CVn in Section 6).
  • domain assumption The SDSS CV training sample is representative of the spectral diversity of CVs in DESI, including faint, low-accretion-rate and absorption-dominated systems.
    Required for the CNN to flag all CVs. Contradicted in Section 6 by the missed AM CVn whose helium absorption spectrum was absent from the training set. This directly affects the completeness claim.
  • domain assumption The Galactic CV population is vertically exponential with adopted scale heights, and DESI's effective volume can be approximated by HEALPix exposures ignoring bright/dark time and duplicate passes.
    Eq. 1 and Section 10. The authors state the uncertainty in space densities is dominated by the scale height, and they tabulate results for several scale-height choices rather than fitting one.
  • ad hoc to paper Completeness measured by re-detecting the authors' SDSS CV catalogues (Inight et al. 2023a, 2025) applies to the DESI CV sample.
    Section 10: 'we used the set of SDSS CVs from Inight et al. (2023a, 2025) as our reference.' This makes the completeness correction dependent on the completeness of the authors' own earlier sample, which may carry the same selection biases.
  • domain assumption Subtype classifications from VSX/literature are reliable, and the 156 unclassified CVs can be neglected in subtype space densities (with a ~20% understatement).
    Section 10 and Table 7 note. The unclassified systems are likely short-period; ignoring them biases subtype space densities, as the authors acknowledge.

how reviews work

0 comments
Cite this review

Pith. "Pith review of 1000 cataclysmic variables identified from DESI spectroscopy." pith.science (2026). https://pith.science/paper/ZTRFWGXL

@misc{pith2026260722836,
  author       = {Pith},
  title        = {Pith review of: 1000 cataclysmic variables identified from DESI spectroscopy},
  year         = {2026},
  howpublished = {\url{https://pith.science/paper/ZTRFWGXL}},
  note         = {Machine review of arXiv:2607.22836}
}
read the original abstract

Most cataclysmic variables (CVs) are discovered when they have an outburst generating an inherent selection bias against CVs that rarely, or never, outburst. CVs discovered by virtue of their spectroscopic characteristics are particularly valuable to offset this bias and we have used an established machine-learning technique to assist in searching 98 966 000 spectra obtained by the Dark Energy Spectroscopic Survey (DESI) to find such CVs. DESI observations are much deeper than previous spectroscopic surveys and we have identified 1029 CVs, 221 of which are new including ten of the AM CVn subtype. We have spectroscopically confirmed 441 CV candidates and obtained 84 new or improved orbital periods. We present revised space density estimates based upon this new data. We have also added ten more to the eight known examples of an intriguing class of CVs which exhibit peculiar changes in accretion.

Figures

Figures reproduced from arXiv: 2607.22836 by the authors.

Figure 1
Figure 1. Histogram of individual DESI DR2 exposures for the 1029 identified cataclysmic variables within this analysis. Whilst the majority of CVs only have a single spectrum some have been observed multiple times. In general the CNN consistently selects all the spectra of a CV although exceptions can occur typically if an individual spectrum has a poor signal￾to-noise ratio (S/N) or if the CV is in outburst. We do not coadd… view at source ↗
Figure 2
Figure 2. The confusion matrix resulting from training where the final CNN is applied to the 1083 test spectra (20 per cent) from the train/test dataset. 4.3.3 Training the CNN with DESI DR2 data Following Inight et al. (2025) the CNN is trained by splitting the train/test dataset (see the final sample in [PITH_FULL_IMAGE:figures/full_fig_p004_2.png] view at source ↗
Figure 3
Figure 3. The redshift distribution of the 1803 DESI CV spectra, as mea￾sured by the DESI Redrock pipeline, shows a spike at 1.6 < 𝑍 < 1.7. This spike is not seen in the full sample of 293 670 candidate CV spectra selected by the CNN. remaining 186 spectra did not show any features that would allow them to be classified as CVs, reasons for that failure include poor quality spectra or a technical failure such as missing one or… view at source ↗
Figures from the paper (24 more)
Figure 4
Figure 4. Figure 4: Three typical examples of non-CV spectra selected by the CNN with 1.6 < 𝑍 < 1.7. Top panel: A very common example having a low S/N. The second panel shows a quasar spectrum whilst the bottom panel shows narrow lines with a negligible redshift which could be an active s…
Figure 5
Figure 5. Figure 5: HR diagram of the 667 DESI CVs that have Gaia photometry and parallaxes. When we detected multiple cyclotron humps in the spectrum of a polar we estimated the magnetic field strength (𝐵) by matching the wavelengths of the humps to the harmonics of the cyclotron resonan…
Figure 7
Figure 7. Figure 7: Top panel: The ZTF light curve of the WZ Sge J025612.87−103359.4 with the 𝑟-band filter shown as red triangles, 𝑔- band data as green dots and 𝑖-band data as black squares. Bottom panel: The spectra of J025612.87−103359.4. 5.2.3 J093322.31–030114.2 There are four DESI …
Figure 8
Figure 8. Figure 8: Top panel: The ZTF light curve of the polar J093322.31−030114.2 with the 𝑟-band filter shown as red triangles, 𝑔-band data as green dots and 𝑖-band data as black squares. Bottom panel: The spectra of J093322.31−030114.2. 8500 9000 9500 10000 10500 MJD-50000 16 18 20 m …
Figure 9
Figure 9. Figure 9: Top panel: The ZTF light curve of the SU UMa J094325.88+520128.8 with the 𝑟-band filter shown as red triangles, 𝑔-band data as green dots and 𝑖-band data as black squares. Bottom panel: The spectra of J094325.88+520128.8. et al. 2024). We obtained a period of 2.4525(2)…
Figure 12
Figure 12. Figure 12: Top panel: The ZTF light curve of the intermediate polar J154453.62+255348.9 with the 𝑟-band filter shown as red triangles, 𝑔-band data as green dots and 𝑖-band data as black squares. Bottom panel: The spectra of J154453.62+255348.9. 8500 9000 9500 10000 10500 MJD-500…
Figure 13
Figure 13. Figure 13: Top panel: The ZTF light curve of the novalike J163125.82+735411.6 with the 𝑟-band filter shown as red triangles, 𝑔-band data as green dots and 𝑖-band data as black squares. Bottom panel: The spectrum of J163125.82+735411.6. 5.2.7 J154453.62+255348.9 One of the DESI s…
Figure 18
Figure 18. Figure 18: Top panel: The ZTF light curve of the intermediate polar J223501.45+264507.3 with the 𝑟-band filter shown as red triangles, 𝑔-band data as green dots and 𝑖-band data as black squares. Bottom panel: The spectrum of J223501.45+264507.3. HR diagram however this is mislea…
Figure 17
Figure 17. Figure 17: Top panel: The ZTF light curve of the polar J180546.34+314017.7 with the 𝑟-band filter shown as red triangles, 𝑔-band data as green dots and 𝑖-band data as black squares. Bottom panel: The spectra of J180546.34+314017.7. of Δ𝑚 ≃ 2 and what appear to be frequent outbur…
Figure 19
Figure 19. Figure 19 [PITH_FULL_IMAGE:figures/full_fig_p012_19.png]
Figure 22
Figure 22. Figure 22: Top panel: The ZTF light curve of J094606.92−005601.8 with the 𝑟-band filter shown as red triangles, 𝑔-band data as green dots and 𝑖-band data as black squares. Bottom panel: The spectra of J094606.92−005601.8. 8500 9000 9500 10000 MJD-50000 16 18 20 22 m 4000 5000 60…
Figure 20
Figure 20. Figure 20: CVs with peculiar state changes from Inight et al. (2023a) (8, orange) and from this work (12, blue). Top panel: HR diagram computed from the Gaia photometry and Bailer-Jones distances (Bailer-Jones et al. 2021a). J165803.75+143634.2 is not shown as it has no Gaia cou…
Figure 23
Figure 23. Figure 23: Top panel: The ZTF light curve of J100243.11−024636.0 with the 𝑟-band filter shown as red triangles, 𝑔-band data as green dots and 𝑖-band data as black squares. Bottom panel: The spectrum of J100243.11−024636.0. et al. (2026), and failed to identify three of them. We …
Figure 21
Figure 21. Figure 21: Top panel: The ZTF light curve of J084108.10+102536.3 with the 𝑟-band filter shown as red triangles, 𝑔-band data as green dots and 𝑖-band data as black squares. Bottom panel: The spectrum of J084108.10+102536.3. 8500 9000 9500 10000 10500 MJD-50000 16 18 20 m 4000 500…
Figure 24
Figure 24. Figure 24: Top panel: The ZTF light curve of J115215.79+491441.7 with the 𝑟-band filter shown as red triangles, 𝑔-band data as green dots and 𝑖-band data as black squares. Bottom panel: The spectrum of J115215.79+491441.7. 8500 9000 9500 10000 10500 MJD-50000 18.5 19.0 19.5 20.0…
Figure 26
Figure 26. Figure 26: Five CVs whose spectra resemble F–type stars with superim￾posed Balmer emission lines but which have absolute magnitudes fainter than those F–type stars. Top panel: HR diagram with periods where known, showing that the objects are relatively bright CVs close to the ma…
Figure 25
Figure 25. Figure 25: Top panel: The ZTF light curve of J150441.75+084752.4 with the 𝑟-band filter shown as red triangles, 𝑔-band data as green dots and 𝑖-band data as black squares. Bottom panel: The spectrum of J150441.75+084752.4. tometry (Section 5.1). We compare in [PITH_FULL_IMAGE:f…
Figure 27
Figure 27. Figure 27: The three CVs from Hou et al. (2026) that were not identified by our CNN include AM CVn which, unlike most members of that subclass, has helium absorption lines (top), a low S/N spectrum (middle) and a spectrum that does not exhibit any CV features (bottom panel). upp…
Figure 28
Figure 28. Figure 28: Left panel: The normalised cumulative orbital period distributions of the 448 DESI CVs (orange), 507 and 291 CVs observed by SDSS I-IV (green, Inight et al. 2023a) and SDSS V (magenta, Inight et al. 2025), 168 CVs from version 5 of the Ritter and Kolb catalogue (brown…
Figure 30
Figure 30. Figure 30: Each of the 1029 CVs was targeted by one or more target classes. Here we analyse the three classes that specifically targeted CVs using an UpSet diagram (Lex et al. 2014). The UpSet diagram shows the number of CVs targeted by each target class and the size of the inte…
Figure 29
Figure 29. Figure 29: The spectra of a selection of the faintest DESI CVs, having S/N < 1 across the full spectral range of the DESI spectrum, no Gaia counterpart and no ZTF light curve data. For each CV we provide the S/N ratio and the synthetic magnitude (based on a Gaia 𝐺-band filter). …
Figure 31
Figure 31. Figure 31: Each of the 1029 CVs was targeted by one or more surveys. Here we analyse the five main surveys using an UpSet diagram (Lex et al. 2014). The UpSet diagram shows the number of CVs targeted by each category and the size of the intersections of categories. It is notewor…
Figure 32
Figure 32. Figure 32: Analysis of CVs by orbital period showing the number of CVs observed by DESI (blue) compared with the number reported in Inight et al. (2023a, 2025). The completeness is the ratio of these two numbers and is shown in green together with a weighted (by number of CVs in…
Figure 33
Figure 33. Figure 33: Comparison of the space density estimates for CVs from this work (bar chart) with those from eleven previous papers. All estimates use the assumptions for the scale heights from Pretorius et al. (2007a) unless otherwise stated. Left panel: Estimates for individual sub…

Discussion (0). Sign in to comment.

Reference graph

Works this paper leans on

282 extracted references · 59 canonical work pages

  1. [1]

    , keywords =

    Compact white dwarf binaries in the combined SRG/eROSITA/SDSS eFEDS survey. , keywords =. doi:10.1051/0004-6361/202348426 , archivePrefix =. 2401.17304 , primaryClass =

    arXiv

  2. [2]

    , keywords =

    Optical Studies of Seven Bright Southern Cataclysmic Variable Stars. , keywords =. doi:10.3847/1538-3881/ace7bf , archivePrefix =. 2307.07630 , primaryClass =

    arXiv

  3. [3]

    , keywords =

    Tilted discs in six poorly studied cataclysmic variables. , keywords =. doi:10.1093/mnras/stad259 , archivePrefix =. 2301.08581 , primaryClass =

    arXiv

  4. [4]

    , keywords =

    Discovery of Two Polars from a Crossmatch of ZTF and the SRG/eFEDS X-Ray Catalog. , keywords =. doi:10.3847/1538-4357/acbb6f , archivePrefix =. 2206.04714 , primaryClass =

    arXiv

  5. [5]

    On the orbital period of the dwarf nova CW Mon

    On the orbital period of the dwarf nova CW Mon. arXiv e-prints , keywords =. doi:10.48550/arXiv.2302.09782 , archivePrefix =. 2302.09782 , primaryClass =

    work page Pith review arXiv doi:10.48550/arxiv.2302.09782

  6. [6]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2023-02-07. Transient Name Server Discovery Report , keywords =

    2023

  7. [7]

    , keywords =

    TESS light curves of cataclysmic variables - II - Superhumps in old novae and novalike variables. , keywords =. doi:10.1093/mnras/stac3493 , archivePrefix =. 2212.04424 , primaryClass =

    arXiv

  8. [8]

    , keywords =

    Comprehensive listing of 156 reliable orbital periods for novae, including 49 new periods. , keywords =. doi:10.1093/mnras/stac2089 , archivePrefix =. 2207.02932 , primaryClass =

    arXiv

Show all 282 references
  1. [9]

    , keywords =

    Optical Characterization of Two Cataclysmic Variables: RBS 0490 and SDSS J075939.79+191417.3. , keywords =. doi:10.3847/1538-3881/ac6026 , archivePrefix =. 2203.17198 , primaryClass =

    arXiv

  2. [10]

    arXiv e-prints , keywords =

    Romanov V48: unusual intermediate polar in the period gap. arXiv e-prints , keywords =. doi:10.48550/arXiv.2204.02598 , archivePrefix =. 2204.02598 , primaryClass =

    doi arXiv

  3. [11]

    arXiv e-prints , keywords =

    WFI J161953.3+031909: eclipsing ER UMa-type and Z Cam-type star in the period gap. arXiv e-prints , keywords =. doi:10.48550/arXiv.2203.06785 , archivePrefix =. 2203.06785 , primaryClass =

    doi arXiv

  4. [12]

    , keywords =

    A Catalog of 323 Cataclysmic Variables from LAMOST DR6. , keywords =. doi:10.3847/1538-4365/ac283a , archivePrefix =. 2111.13049 , primaryClass =

    arXiv

  5. [13]

    Gaia photometric science alerts

    Gaia Early Data Release 3. Gaia photometric science alerts. , keywords =. doi:10.1051/0004-6361/202140735 , archivePrefix =. 2106.01394 , primaryClass =

    arXiv

  6. [14]

    Research Notes of the American Astronomical Society , keywords =

    Discovery of 13 New Orbital Periods for Classical Novae. Research Notes of the American Astronomical Society , keywords =. doi:10.3847/2515-5172/ac0d5b , archivePrefix =. 2106.13907 , primaryClass =

    arXiv

  7. [15]

    Multi-band variability characterization

    Large-amplitude variables in Gaia Data Release 2. Multi-band variability characterization. , keywords =. doi:10.1051/0004-6361/202039450 , archivePrefix =. 2009.07746 , primaryClass =

    2009 arXiv

  8. [16]

    , keywords =

    Life after eruption VIII: The orbital periods of novae. , keywords =. doi:10.1093/mnras/staa3482 , archivePrefix =. 2011.02889 , primaryClass =

    2011 arXiv

  9. [17]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2021-02-24. Transient Name Server Discovery Report , keywords =

    2021

  10. [18]

    , keywords =

    Optical Studies of Eight AM Herculis-type Cataclysmic Variable Stars. , keywords =. doi:10.3847/1538-3881/ab9d1b , archivePrefix =. 2006.08078 , primaryClass =

    2006 arXiv

  11. [19]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2020-06-16. Transient Name Server Discovery Report , keywords =

    2020

  12. [20]

    , keywords =

    Cataclysmic Variables in the First Year of the Zwicky Transient Facility. , keywords =. doi:10.3847/1538-3881/ab7cce , archivePrefix =. 2002.08447 , primaryClass =

    2002 arXiv

  13. [21]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2020-03-10. Transient Name Server Discovery Report , keywords =

    2020

  14. [22]

    Exploratory Spectroscopy of Magnetic Cataclysmic Variables Candidates and Other Variable Objects. II. , keywords =. doi:10.3847/1538-3881/ab6ded , archivePrefix =. 2001.10582 , primaryClass =

    2001 arXiv

  15. [23]

    Survey of period variations of superhumps in SU UMa-type dwarf novae. X. The tenth year (2017). , keywords =. doi:10.1093/pasj/psz134 , archivePrefix =. 1911.04645 , primaryClass =

    2017 arXiv

  16. [24]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2019-11-29. Transient Name Server Discovery Report , keywords =

    2019

  17. [25]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2019-10-18. Transient Name Server Discovery Report , keywords =

    2019

  18. [26]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2019-09-23. Transient Name Server Discovery Report , keywords =

    2019

  19. [27]

    , keywords =

    Precise measures of orbital period, before and after nova eruption for QZ Aurigae. , keywords =. doi:10.1093/mnras/stz1252 , archivePrefix =. 1905.00974 , primaryClass =

    1905 arXiv

  20. [28]

    Astrophysical Bulletin , keywords =

    Spectroscopic and Photometric Study of the Polar 1RXS J152506.9-032647. Astrophysical Bulletin , keywords =. doi:10.1134/S1990341319030088 , adsurl =

    doi

  21. [29]

    The Astronomer's Telegram , keywords =

    Echelle spectroscopy of TCP J21040470+4631129. The Astronomer's Telegram , keywords =

  22. [30]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2019-06-14. Transient Name Server Discovery Report , keywords =

    2019

  23. [31]

    Targets from multiple transient surveys

    High-speed photometry of faint cataclysmic variables - IX. Targets from multiple transient surveys. , keywords =. doi:10.1093/mnras/stz1018 , archivePrefix =. 1903.11643 , primaryClass =

    1903 arXiv

  24. [32]

    Open Astronomy , keywords =

    A small survey of UV-bright stars around the northern ecliptic pole: seeking new p-mode sdB variables for the TESS mission. Open Astronomy , keywords =. doi:10.1515/astro-2019-0005 , adsurl =

    2019 doi

  25. [33]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2019-03-21. Transient Name Server Discovery Report , keywords =

    2019

  26. [34]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2019-03-18. Transient Name Server Discovery Report , keywords =

    2019

  27. [35]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2019-02-13. Transient Name Server Discovery Report , keywords =

    2019

  28. [36]

    , keywords =

    The Zwicky Transient Facility: Data Processing, Products, and Archive. , keywords =. doi:10.1088/1538-3873/aae8ac , archivePrefix =. 1902.01872 , primaryClass =

    1902 arXiv

  29. [37]

    Research Notes of the American Astronomical Society , year = 2018, month = dec, volume =

    Spectroscopic Observations of Nine Candidate Cataclysmic Variables with the Liverpool Telescope. Research Notes of the American Astronomical Society , year = 2018, month = dec, volume =. doi:10.3847/2515-5172/aaf50d , adsurl =

    2018 doi

  30. [38]

    , keywords =

    Physical properties of AM CVn stars: New insights from Gaia DR2. , keywords =. doi:10.1051/0004-6361/201834261 , archivePrefix =. 1810.06548 , primaryClass =

    arXiv

  31. [39]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2018-11-25. Transient Name Server Discovery Report , keywords =

    2018

  32. [40]

    , keywords =

    A First Catalog of Variable Stars Measured by the Asteroid Terrestrial-impact Last Alert System (ATLAS). , keywords =. doi:10.3847/1538-3881/aae47f , archivePrefix =. 1804.02132 , primaryClass =

    arXiv

  33. [41]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2018-09-04. Transient Name Server Discovery Report , keywords =

    2018

  34. [42]

    VizieR Online Data Catalog: LAMOST DR4 catalogs (Luo+, 2018)

    2018

  35. [43]

    , keywords =

    The ASAS-SN catalogue of variable stars I: The Serendipitous Survey. , keywords =. doi:10.1093/mnras/sty838 , archivePrefix =. 1803.01001 , primaryClass =

    arXiv

  36. [44]

    The Astronomer's Telegram , keywords =

    Optical Spectroscopy of TCP J04432130+4721280 (V392 Per) Confirms a Nova Eruption. The Astronomer's Telegram , keywords =

  37. [45]

    The Astronomer's Telegram , keywords =

    Palomar 60-inch SEDM classification of optical transients. The Astronomer's Telegram , keywords =

  38. [46]

    The Astronomer's Telegram , keywords =

    ASAS-SN Discovery of a Possible Galactic Nova ASASSN-18cs. The Astronomer's Telegram , keywords =

  39. [47]

    , keywords =

    Follow-up Observations of SDSS and CRTS Candidate Cataclysmic Variables II. , keywords =. doi:10.3847/1538-3881/aa9ede , archivePrefix =. 1712.03284 , primaryClass =

    arXiv

  40. [48]

    Transient Name Server Discovery Report , keywords =

    ASAS-SN Transient Discovery Report for 2017-11-26. Transient Name Server Discovery Report , keywords =

    2017

  41. [49]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2017-11-09. Transient Name Server Discovery Report , keywords =

    2017

  42. [50]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2017-11-07. Transient Name Server Discovery Report , keywords =

    2017

  43. [51]

    , keywords =

    The All-Sky Automated Survey for Supernovae (ASAS-SN) Light Curve Server v1.0. , keywords =. doi:10.1088/1538-3873/aa80d9 , archivePrefix =. 1706.07060 , primaryClass =

    arXiv

  44. [52]

    Survey of period variations of superhumps in SU UMa-type dwarf novae. IX. The ninth year (2016-2017). , keywords =. doi:10.1093/pasj/psx058 , archivePrefix =. 1706.03870 , primaryClass =

    2016 arXiv

  45. [53]

    , keywords =

    Quiescent photometric modulations of two low-inclination cataclysmic variables <ASTROBJ>KZ Geminorum</ASTROBJ> and <ASTROBJ>TW Virginis</ASTROBJ>. , keywords =. doi:10.1051/0004-6361/201731310 , archivePrefix =. 1708.04948 , primaryClass =

    arXiv

  46. [54]

    The Astronomer's Telegram , keywords =

    MASTER-OAFA detection: QSO or CV. The Astronomer's Telegram , keywords =

  47. [55]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2017-08-30. Transient Name Server Discovery Report , keywords =

    2017

  48. [56]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2017-08-28. Transient Name Server Discovery Report , keywords =

    2017

  49. [57]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2017-08-16. Transient Name Server Discovery Report , keywords =

    2017

  50. [58]

    The Astronomer's Telegram , keywords =

    MASTER: high amplitude OT. The Astronomer's Telegram , keywords =

  51. [59]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2017-05-13. Transient Name Server Discovery Report , keywords =

    2017

  52. [60]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2017-05-05. Transient Name Server Discovery Report , keywords =

    2017

  53. [61]

    The Astronomer's Telegram , keywords =

    MASTER-SAAO, MASTER-IAC: new OT, dwarf nova outburst and UVCet flare. The Astronomer's Telegram , keywords =

  54. [62]

    The Astronomer's Telegram , keywords =

    MASTER: optical transients. The Astronomer's Telegram , keywords =

  55. [63]

    The Astronomer's Telegram , keywords =

    MASTER: optical transients detection. The Astronomer's Telegram , keywords =

  56. [64]

    , keywords =

    Exploratory Spectroscopy of Magnetic Cataclysmic Variables Candidates and Other Variable Objects. , keywords =. doi:10.3847/1538-3881/aa610d , archivePrefix =. 1608.00650 , primaryClass =

    arXiv

  57. [65]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2017-03-31. Transient Name Server Discovery Report , keywords =

    2017

  58. [66]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2017-03-16. Transient Name Server Discovery Report , keywords =

    2017

  59. [67]

    , keywords =

    Hunting for eclipses: high-speed observations of cataclysmic variables. , keywords =. doi:10.1093/mnras/stw3051 , archivePrefix =. 1611.07885 , primaryClass =

    arXiv

  60. [68]

    Exploring the SDSS Data Set with Linked Scatter Plots. I. EMP, CEMP, and CV Stars. , keywords =. doi:10.3847/1538-4365/228/2/19 , archivePrefix =. 1705.01233 , primaryClass =

    arXiv

  61. [69]

    The Astronomer's Telegram , keywords =

    MASTER: dwarf novae outbursts. The Astronomer's Telegram , keywords =

  62. [70]

    The Astronomer's Telegram , keywords =

    Spectroscopic classification of ASASSN-16ow, a cataclysmic variable in outburst. The Astronomer's Telegram , keywords =

  63. [71]

    arXiv e-prints , keywords =

    1RXS J161935.7+524630: New Polar with the Varying Accretion Modes on two Magnetic Poles. arXiv e-prints , keywords =. doi:10.48550/arXiv.1609.08511 , archivePrefix =. 1609.08511 , primaryClass =

    doi arXiv

  64. [72]

    Survey of period variations of superhumps in SU UMa-type dwarf novae. VIII. The eighth year (2015-2016). , keywords =. doi:10.1093/pasj/psw064 , archivePrefix =. 1605.06221 , primaryClass =

    2015 arXiv

  65. [73]

    , keywords =

    ASASSN-15jd: WZ Sge-type star with intermediate superoutburst between single and double ones. , keywords =. doi:10.1093/pasj/psw054 , archivePrefix =. 1604.06344 , primaryClass =

    arXiv

  66. [74]

    , keywords =

    Extensive photometry of the intermediate polar MU Cam: detection of a spin period change. , keywords =. doi:10.1007/s10509-016-2859-0 , archivePrefix =. 1607.02577 , primaryClass =

    arXiv

  67. [75]

    Transient Name Server Discovery Report , keywords =

    GaiaAlerts Transient Discovery Report for 2016-07-22. Transient Name Server Discovery Report , keywords =

    2016

  68. [76]

    The Astronomer's Telegram , keywords =

    MASTER: QSO flare and dwarf novae. The Astronomer's Telegram , keywords =

  69. [77]

    The Astronomer's Telegram , keywords =

    5 MASTER OT in GAGARIN day. The Astronomer's Telegram , keywords =

  70. [78]

    The Astronomer's Telegram , keywords =

    MASTER-SAAO and MATER-Net OTs detection. The Astronomer's Telegram , keywords =

  71. [79]

    Survey of period variations of superhumps in SU UMa-type dwarf novae. VII. The seventh year (2014-2015). , keywords =. doi:10.1093/pasj/psv072 , archivePrefix =. 1507.05610 , primaryClass =

    2014 arXiv

  72. [80]

    , keywords =

    Optical Studies of 13 Hard X-Ray Selected Cataclysmic Binaries from the Swift-BAT Survey. , keywords =. doi:10.1088/0004-6256/150/6/170 , archivePrefix =. 1510.00703 , primaryClass =

    arXiv

  73. [81]

    , keywords =

    2MASS J22560844+5954299: the newly discovered cataclysmic star with the deepest eclipse. , keywords =. doi:10.1051/0004-6361/201526102 , archivePrefix =. 1510.04094 , primaryClass =

    arXiv

  74. [82]

    The Astronomer's Telegram , keywords =

    MASTER: 2 PSN and dwarf novae outbursts. The Astronomer's Telegram , keywords =

  75. [83]

    The Astronomer's Telegram , keywords =

    2 dwarf nova outbursts detected by MASTER. The Astronomer's Telegram , keywords =

  76. [84]

    Follow-up measurements and multi-filter photometry for 1323 square degrees monitored in 2010 - 2015

    The Bochum Survey of the Southern Galactic Disk: II. Follow-up measurements and multi-filter photometry for 1323 square degrees monitored in 2010 - 2015. Astronomische Nachrichten , keywords =. doi:10.1002/asna.201512195 , archivePrefix =. 1508.01701 , primaryClass =

    2010 arXiv

  77. [85]

    Research in Astronomy and Astrophysics , keywords =

    GSC 4560-02157: a new long-period eclipsing cataclysmic variable star. Research in Astronomy and Astrophysics , keywords =. doi:10.1088/1674-4527/15/7/008 , archivePrefix =. 1411.3847 , primaryClass =

    arXiv

  78. [86]

    The Astronomer's Telegram , keywords =

    Spectroscopic Classification of PSST Optical Transients. The Astronomer's Telegram , keywords =

  79. [87]

    The Astronomer's Telegram , keywords =

    MASTER: Dwarf Novae and SN. The Astronomer's Telegram , keywords =

  80. [88]

    Astronomy Reports , year = 2015, month = mar, volume =

    Spectral and photometric studies of the polar USNO-A2.0 0825-18396733. Astronomy Reports , year = 2015, month = mar, volume =. doi:10.1134/S1063772915030026 , adsurl =

    2015 doi

  81. [89]

    Orbital periods of cataclysmic variables identified by the SDSS. IX. NTT photometry of eight eclipsing and three magnetic systems. , keywords =. doi:10.1051/0004-6361/201425060 , archivePrefix =. 1411.2385 , primaryClass =

    arXiv

  82. [90]

    , keywords =

    Observations of Novae From ROAD. , keywords =

  83. [91]

    The Astronomer's Telegram , keywords =

    Two Cataclysmic Variables and Possible Supernova discovered by MASTER. The Astronomer's Telegram , keywords =

  84. [92]

    Central Bureau Electronic Telegrams , year = 2014, month = nov, volume =

    Dwarf Nova in Gemini. Central Bureau Electronic Telegrams , year = 2014, month = nov, volume =

    2014

  85. [93]

    The Astronomer's Telegram , keywords =

    Bright, High-Amplitude CV Candidate Discovered by ASAS-SN. The Astronomer's Telegram , keywords =

  86. [94]

    Spectroscopy of 13 old novae

    Life after eruption - IV. Spectroscopy of 13 old novae. , keywords =. doi:10.1093/mnras/stu781 , archivePrefix =. 1405.3635 , primaryClass =

    arXiv

  87. [95]

    , keywords =

    The Catalina Surveys Periodic Variable Star Catalog. , keywords =. doi:10.1088/0067-0049/213/1/9 , archivePrefix =. 1405.4290 , primaryClass =

    arXiv

  88. [96]

    , keywords =

    The Man behind the Curtain: X-Rays Drive the UV through NIR Variability in the 2013 Active Galactic Nucleus Outburst in NGC 2617. , keywords =. doi:10.1088/0004-637X/788/1/48 , archivePrefix =. 1310.2241 , primaryClass =

    2013 arXiv

  89. [97]

    Survey of period variations of superhumps in SU UMa-type dwarf novae. V. The fifth year (2012-2013). , keywords =. doi:10.1093/pasj/psu014 , archivePrefix =. 1310.7069 , primaryClass =

    2012 arXiv

  90. [98]

    The Astronomer's Telegram , keywords =

    Flare Star and new Cataclysmic Variable detected by MASTER. The Astronomer's Telegram , keywords =

  91. [99]

    The Astronomer's Telegram , keywords =

    Nova Cephei 2014; Near-IR observations. The Astronomer's Telegram , keywords =

    2014

  92. [100]

    The Astronomer's Telegram , keywords =

    Three New Cataclysmic Variables by MASTER. The Astronomer's Telegram , keywords =

  93. [101]

    , keywords =

    Accurate classification of 75 counterparts of objects detected in the 54-month Palermo Swift/BAT hard X-ray catalogue. , keywords =. doi:10.1051/0004-6361/201322409 , archivePrefix =. 1311.1458 , primaryClass =

    arXiv

  94. [102]

    The Astronomer's Telegram , keywords =

    Flare Star, CV and Possible Supernova detected by MASTER. The Astronomer's Telegram , keywords =

  95. [103]

    The Astronomer's Telegram , keywords =

    Two OTs and Possible Supernova discovered by MASTER. The Astronomer's Telegram , keywords =

  96. [104]

    The Berlin Exoplanet Search Telescope II Catalog of Variable Stars. I. Characterization of Three Southern Target Fields. , keywords =. doi:10.1088/0004-6256/146/5/136 , archivePrefix =. 1309.1306 , primaryClass =

    arXiv

  97. [105]

    , keywords =

    Optical and X-Ray Studies of 10 X-Ray-selected Cataclysmic Binaries. , keywords =. doi:10.1088/0004-6256/146/5/107 , archivePrefix =. 1308.5016 , primaryClass =

    arXiv

  98. [106]

    The Astronomer's Telegram , keywords =

    ASAS-SN Discovery of Two Very Bright Transients. The Astronomer's Telegram , keywords =

  99. [107]

    The Astronomer's Telegram , keywords =

    Spectrum of Transient ASASSN-13at. The Astronomer's Telegram , keywords =

  100. [108]

    The Astronomer's Telegram , keywords =

    ASAS-SN Discovery of Three Bright CVs. The Astronomer's Telegram , keywords =

  101. [109]

    , keywords =

    CSS J134052.0 + 151341: A Cataclysmic Binary Star with a Stripped, Evolved Secondary. , keywords =. doi:10.1086/671066 , archivePrefix =. 1306.4360 , primaryClass =

    arXiv

  102. [110]

    The eclipsing old nova V728 Scorpii

    Life after eruption - II. The eclipsing old nova V728 Scorpii. , keywords =. doi:10.1093/mnras/stt139 , archivePrefix =. 1302.5570 , primaryClass =

    arXiv

  103. [111]

    The Astronomer's Telegram , keywords =

    ASAS-SN Discovery of 5 New Transient Sources. The Astronomer's Telegram , keywords =

  104. [112]

    The spectroscopic evolution of the -ray emitting classical nova Nova Mon 2012. I. Implications for the ONe subclass of classical novae. , keywords =. doi:10.1051/0004-6361/201321095 , archivePrefix =. 1303.0404 , primaryClass =

    2012 arXiv

  105. [113]

    , keywords =

    A search for the hidden population of AM CVn binaries in the Sloan Digital Sky Survey. , keywords =. doi:10.1093/mnras/sts485 , archivePrefix =. 1211.6439 , primaryClass =

    arXiv

  106. [114]

    The GALEX Time Domain Survey. I. Selection and Classification of Over a Thousand Ultraviolet Variable Sources. , keywords =. doi:10.1088/0004-637X/766/1/60 , archivePrefix =. 1302.1581 , primaryClass =

    arXiv

  107. [115]

    The Astronomer's Telegram , keywords =

    Possible SN and two CVs detected by MASTER. The Astronomer's Telegram , keywords =

  108. [116]

    Survey of Period Variations of Superhumps in SU UMa-Type Dwarf Novae. IV. The Fourth Year (2011-2012). , keywords =. doi:10.1093/pasj/65.1.23 , archivePrefix =. 1210.0678 , primaryClass =

    2011 arXiv

  109. [117]

    Astronomical Society of India Conference Series , year = 2013, series =

    Near-infrared photometric study of intermediate polar YY Draconis. Astronomical Society of India Conference Series , year = 2013, series =

    2013

  110. [118]

    The Astronomer's Telegram , keywords =

    Spectroscopic classification of five optical transients in the Pan-STARRS1 3Pi Faint Galaxy Supernova Survey. The Astronomer's Telegram , keywords =

  111. [119]

    The Astronomer's Telegram , keywords =

    Three OTs detected by MASTER. The Astronomer's Telegram , keywords =

  112. [120]

    The Astronomer's Telegram , keywords =

    One very bright and one bright OT detected by MASTER. The Astronomer's Telegram , keywords =

  113. [121]

    The Astronomer's Telegram , keywords =

    Possible Association of the Gamma-ray Transient Fermi J0639+0548 with Nova Mon 2012. The Astronomer's Telegram , keywords =

    2012

  114. [123]

    Targets selected from the Sloan Digital Sky Survey and the Catalina Real-time Transient Survey

    High-speed photometry of faint cataclysmic variables - VII. Targets selected from the Sloan Digital Sky Survey and the Catalina Real-time Transient Survey. , keywords =. doi:10.1111/j.1365-2966.2012.20476.x , archivePrefix =. 1201.0671 , primaryClass =

    2012

  115. [124]

    Astronomy Letters , keywords =

    Investigation of the new cataclysmic variable 1RXS J180834.7+101041. Astronomy Letters , keywords =. doi:10.1134/S1063773711120115 , archivePrefix =. 1202.3959 , primaryClass =

    arXiv

  116. [125]

    Astrophysical Bulletin , keywords =

    Is WD 1437-008 a cataclysmic variable?. Astrophysical Bulletin , keywords =. doi:10.1134/S1990341311040067 , adsurl =

    doi

  117. [126]

    Journal of the British Astronomical Association , keywords =

    The outburst of V713 Cephei in 2009 August. Journal of the British Astronomical Association , keywords =. doi:10.48550/arXiv.1012.0138 , archivePrefix =. 1012.0138 , primaryClass =

    2009 doi arXiv

  118. [127]

    Astronomy Reports , year = 2011, month = mar, volume =

    A photometric study of the polar MT draconis in 2005-2009. Astronomy Reports , year = 2011, month = mar, volume =. doi:10.1134/S1063772911030097 , adsurl =

    2005 doi

  119. [128]

    Astronomy Letters , keywords =

    Identification of new cataclysmic variables in the 1RXS and USNO-B1.0 catalogs. Astronomy Letters , keywords =. doi:10.1134/S1063773711010038 , archivePrefix =. 1007.1798 , primaryClass =

    arXiv

  120. [129]

    II The Second Year (2009-2010)

    Survey of Period Variations of Superhumps in SU UMa-Type Dwarf Novae. II The Second Year (2009-2010). , keywords =. doi:10.1093/pasj/62.6.1525 , archivePrefix =. 1009.5444 , primaryClass =

    2009 arXiv

  121. [130]

    Binaries - Key to Comprehension of the Universe , year = 2010, editor =

    V2467 Cygni as a Possible Intermediate Polar. Binaries - Key to Comprehension of the Universe , year = 2010, editor =. doi:10.48550/arXiv.0909.5149 , archivePrefix =. 0909.5149 , primaryClass =

    2010 doi arXiv

  122. [131]

    Orbital periods of cataclysmic variables identified by the SDSS. VIII. A slingshot prominence in SDSS J003941.06+005427.5?. , keywords =. doi:10.1051/0004-6361/201015633 , archivePrefix =. 1009.5478 , primaryClass =

    arXiv

  123. [132]

    Information Bulletin on Variable Stars , keywords =

    The New Eclipsing Variable Star USNO-A2.0 0825-18396733, A Probable Polar. Information Bulletin on Variable Stars , keywords =

  124. [133]

    Unveiling the nature of INTEGRAL objects through optical spectroscopy. VIII. Identification of 44 newly detected hard X-ray sources. , keywords =. doi:10.1051/0004-6361/201014852 , archivePrefix =. 1006.4513 , primaryClass =

    arXiv

  125. [134]

    WZ Sge Stars as the Missing Population near the Period Minimum

    Dwarf Novae in the Shortest Orbital Period Regime: II. WZ Sge Stars as the Missing Population near the Period Minimum. , keywords =. doi:10.1093/pasj/62.3.613 , archivePrefix =. 1003.0945 , primaryClass =

    arXiv

  126. [135]

    Spectroscopic periods

    Cataclysmic variables from the Cal \'a n-Tololo Survey - II. Spectroscopic periods. , keywords =. doi:10.1111/j.1365-2966.2010.16487.x , adsurl =

    2010

  127. [138]

    The Orbital Period of V368 Aquilae (Nova Aquilae 1936 No. 2). , keywords =. doi:10.1086/644647 , archivePrefix =. 0908.3703 , primaryClass =

    1936 arXiv

  128. [140]

    The Astronomer's Telegram , keywords =

    Optical Transients from CRTS. The Astronomer's Telegram , keywords =

  129. [141]

    The Astronomer's Telegram , keywords =

    Orbital Period of Swift J2218.5+1925, A New Magnetic Cataclysmic Variable. The Astronomer's Telegram , keywords =

    1925

  130. [142]

    , keywords =

    Time-resolved optical observations of five cataclysmic variables detected by INTEGRAL. , keywords =. doi:10.1111/j.1365-2966.2009.14521.x , archivePrefix =. 0901.2841 , primaryClass =

    2009

  131. [143]

    , keywords =

    First Results from the Catalina Real-Time Transient Survey. , keywords =. doi:10.1088/0004-637X/696/1/870 , archivePrefix =. 0809.1394 , primaryClass =

    arXiv

  132. [144]

    BAV Rundbrief - Mitteilungsblatt der Berliner Arbeits-gemeinschaft fuer Veraenderliche Sterne , year = 2009, month = jan, volume =

    Eine etwas andere anwendung einer CCD-kamera. BAV Rundbrief - Mitteilungsblatt der Berliner Arbeits-gemeinschaft fuer Veraenderliche Sterne , year = 2009, month = jan, volume =

    2009

  133. [145]

    Astronomische Nachrichten , keywords =

    The spectroscopic evolution of V2467 Cyg (Nova Cygni 2007) in the first months after the outburst. Astronomische Nachrichten , keywords =. doi:10.1002/asna.200811129 , adsurl =

    2007 doi

  134. [146]

    American Astronomical Society Meeting Abstracts \#213 , year = 2009, series =

    New Orbital Periods for Seven Cataclysmic Variable Stars. American Astronomical Society Meeting Abstracts \#213 , year = 2009, series =

    2009

  135. [148]

    Journal of the British Astronomical Association , keywords =

    The orbital period of the eclipsing dwarf nova CG Draconis. Journal of the British Astronomical Association , keywords =. doi:10.48550/arXiv.0802.0404 , archivePrefix =. 0802.0404 , primaryClass =

    doi arXiv

  136. [151]

    The Astronomer's Telegram , keywords =

    New cataclysmic variable 1RXS J180834.7+101041. The Astronomer's Telegram , keywords =

  137. [152]

    Journal of the British Astronomical Association , keywords =

    Photometry of the dwarf nova AW Sagittae during the 2006 November superoutburst. Journal of the British Astronomical Association , keywords =. doi:10.48550/arXiv.0705.4611 , archivePrefix =. 0705.4611 , primaryClass =

    2006 doi arXiv

  138. [155]

    Observations of newly discovered systems

    An H -selected sample of cataclysmic variables - I. Observations of newly discovered systems. , keywords =. doi:10.1111/j.1365-2966.2008.12933.x , archivePrefix =. 0801.1065 , primaryClass =

    2008

  139. [156]

    The Astronomer's Telegram , keywords =

    Seventeen Optical Transients from the Catalina Sky Survey. The Astronomer's Telegram , keywords =

  140. [161]

    , keywords =

    The First MOTESS-GNAT Variable-Star Survey. , keywords =. doi:10.1086/521148 , adsurl =

    doi

  141. [162]

    , keywords =

    IGR J00234+6141: a new INTEGRAL source identified as an intermediate polar. , keywords =. doi:10.1051/0004-6361:20077877 , archivePrefix =. 0706.1433 , primaryClass =

    arXiv

  142. [163]

    , keywords =

    Sloan Digital Sky Survey Standard Star Catalog for Stripe 82: The Dawn of Industrial 1\. , keywords =. doi:10.1086/519976 , archivePrefix =. astro-ph/0703157 , primaryClass =

    arXiv

  143. [164]

    , keywords =

    The Incidence of Dwarf Novae in Large Area Transient Searches. , keywords =. doi:10.1086/518759 , archivePrefix =. astro-ph/0611933 , primaryClass =

    arXiv

  144. [165]

    , keywords =

    SWSextantis stars: the dominant population of cataclysmic variables with orbital periods between 3 and 4h. , keywords =. doi:10.1111/j.1365-2966.2007.11743.x , archivePrefix =. 0704.1129 , primaryClass =

    2007

  145. [166]

    , keywords =

    Spectroscopy of Nine Cataclysmic Variable Stars. , keywords =. doi:10.1086/518698 , archivePrefix =. 0704.0948 , primaryClass =

    arXiv

  146. [167]

    , year = 2007, month = mar, volume =

    V2467 Cygni = Nova Cygni 2007. , year = 2007, month = mar, volume =

    2007

  147. [169]

    , keywords =

    Determination of the basic parameters of the dwarf nova EY Cygni. , keywords =. doi:10.1051/0004-6361:20052906 , archivePrefix =. astro-ph/0611267 , primaryClass =

    arXiv

  148. [170]

    , keywords =

    VLT/FORS spectroscopy of faint cataclysmic variables discovered by the Sloan Digital Sky Survey. , keywords =. doi:10.1111/j.1365-2966.2006.11042.x , archivePrefix =. astro-ph/0609196 , primaryClass =

    2006

  149. [171]

    , keywords =

    Characterizing three candidate magnetic cataclysmic variables from SDSS: XMM-Newton and optical follow-up observations. , keywords =. doi:10.1086/508928 , archivePrefix =. astro-ph/0609462 , primaryClass =

    arXiv

  150. [172]

    Unveiling the nature of INTEGRAL objects through optical spectroscopy. V. Identification and properties of 21 southern hard X-ray sources. , keywords =. doi:10.1051/0004-6361:20066055 , archivePrefix =. astro-ph/0608394 , primaryClass =

    arXiv

  151. [173]

    , keywords =

    Dwarf novae in the Hamburg quasar survey: rarer than expected. , keywords =. doi:10.1051/0004-6361:20065049 , archivePrefix =. astro-ph/0605588 , primaryClass =

    arXiv

  152. [174]

    , keywords =

    Photometry of the SW Sextantis-type nova-like BH Lyncis in high state. , keywords =. doi:10.1051/0004-6361:20054530 , archivePrefix =. 0704.1302 , primaryClass =

    arXiv

  153. [175]

    Open European Journal on Variable Stars , keywords =

    GSC 00847 01021 - a new brightish cataclysmic variable in Leo. Open European Journal on Variable Stars , keywords =

  154. [176]

    , keywords =

    Spectroscopy of Five Old Novae: New or Refined Orbital Periods. , keywords =. doi:10.1086/504641 , adsurl =

    doi

  155. [177]

    , keywords =

    Time-resolved observations of the short period CV SDSS J123813.73-033933.0. , keywords =. doi:10.1051/0004-6361:20053597 , archivePrefix =. astro-ph/0512141 , primaryClass =

    arXiv

  156. [179]

    The Astronomer's Telegram , keywords =

    Probable Optical Counterpart of IGR J00234+6141. The Astronomer's Telegram , keywords =

  157. [180]

    , keywords =

    Spectroscopy of Four Cataclysmic Variables with Periods above 7 Hours. , keywords =. doi:10.1086/497384 , archivePrefix =. astro-ph/0511461 , primaryClass =

    arXiv

  158. [181]

    Journal of Astronomical Data , keywords =

    A Catalog and Atlas of Cataclysmic Variables: The Final Edition. Journal of Astronomical Data , keywords =. doi:10.48550/arXiv.astro-ph/0602278 , archivePrefix =. astro-ph/0602278 , primaryClass =

    doi arXiv

  159. [182]

    , keywords =

    New Low Accretion Rate Magnetic Binary Systems and their Significance for the Evolution of Cataclysmic Variables. , keywords =. doi:10.1086/431969 , archivePrefix =. astro-ph/0505385 , primaryClass =

    arXiv

  160. [184]

    , keywords =

    The GALEX Ultraviolet Variability Catalog. , keywords =. doi:10.1086/431222 , archivePrefix =. astro-ph/0504489 , primaryClass =

    arXiv

  161. [185]

    Four new intermediate polars

    Cataclysmic variables from a ROSAT/2MASS selection - I. Four new intermediate polars. , keywords =. doi:10.1111/j.1365-2966.2005.09138.x , archivePrefix =. astro-ph/0504460 , primaryClass =

    2005

  162. [186]

    , keywords =

    XMM-Newton and Optical Follow-up Observations of Three New Polars from the Sloan Digital Sky Survey. , keywords =. doi:10.1086/427260 , archivePrefix =. astro-ph/0411175 , primaryClass =

    arXiv

  163. [187]

    , keywords =

    Unraveling the Puzzle of the Eclipsing Polar SDSS J015543.40+002807.2 with XMM and Optical Photometry/Spectropolarimetry. , keywords =. doi:10.1086/426807 , archivePrefix =. astro-ph/0410320 , primaryClass =

    arXiv

  164. [189]

    , keywords =

    Up-to-Date Linear Elements of Eclipsing Binaries. , keywords =

  165. [190]

    , keywords =

    Spectroscopy of Seven Cataclysmic Variables with Periods above 5 Hours. , keywords =. doi:10.1086/382792 , archivePrefix =. astro-ph/0401316 , primaryClass =

    arXiv

  166. [191]

    The spectroscopic catalogue and luminosity function

    The 2dF QSO Redshift Survey - XII. The spectroscopic catalogue and luminosity function. , keywords =. doi:10.1111/j.1365-2966.2004.07619.x , archivePrefix =. astro-ph/0403040 , primaryClass =

    2004

  167. [192]

    , keywords =

    V1494 Aql: Eclipsing Fast Nova with an Unusual Orbital Light Curve. , keywords =. doi:10.1093/pasj/56.sp1.S125 , archivePrefix =. astro-ph/0310519 , primaryClass =

    arXiv

  168. [193]

    Information Bulletin on Variable Stars , year = 2003, month = oct, volume =

    Discovery of Two New Dwarf Novae in Cepheus and Cygnus. Information Bulletin on Variable Stars , year = 2003, month = oct, volume =

    2003

  169. [194]

    , keywords =

    1RXS J062518.2+733433: A new intermediate polar. , keywords =. doi:10.1051/0004-6361:20030787 , archivePrefix =. astro-ph/0305270 , primaryClass =

    arXiv

  170. [195]

    , keywords =

    Spectroscopic observations of twenty-one faint cataclysmic variables candidates. , keywords =. doi:10.1051/0004-6361:20030250 , archivePrefix =. astro-ph/0303022 , primaryClass =

    arXiv

  171. [196]

    , keywords =

    Two Rare Magnetic Cataclysmic Variables with Extreme Cyclotron Features Identified in the Sloan Digital Sky Survey. , keywords =. doi:10.1086/345418 , archivePrefix =. astro-ph/0208241 , primaryClass =

    arXiv

  172. [197]

    , keywords =

    The System Parameters of DW Ursae Majoris. , keywords =. doi:10.1086/345098 , archivePrefix =. astro-ph/0209542 , primaryClass =

    arXiv

  173. [198]

    Catalog of Variable Stars

    The All Sky Automated Survey. Catalog of Variable Stars. I. 0 h - 6 hQuarter of the Southern Hemisphere. , keywords =. doi:10.48550/arXiv.astro-ph/0210283 , archivePrefix =. astro-ph/0210283 , primaryClass =

    doi arXiv

  174. [199]

    , keywords =

    The Dwarf Novae of Shortest Period. , keywords =. doi:10.1086/342484 , archivePrefix =. astro-ph/0206426 , primaryClass =

    arXiv

  175. [200]

    , keywords =

    A new two-pole accretion polar: RX J1846.9+5538. , keywords =. doi:10.1051/0004-6361:20021193 , archivePrefix =. astro-ph/0208545 , primaryClass =

    arXiv

  176. [201]

    The Physics of Cataclysmic Variables and Related Objects , year = 2002, editor =

    A first look at cataclysmic variable stars from the 2dF QSO survey. The Physics of Cataclysmic Variables and Related Objects , year = 2002, editor =. doi:10.48550/arXiv.astro-ph/0108334 , archivePrefix =. astro-ph/0108334 , primaryClass =

    2002 doi arXiv

  177. [202]

    , keywords =

    Spectroscopy and orbital periods of four cataclysmic variable stars. , keywords =. doi:10.1111/j.1365-2966.2001.04680.x , archivePrefix =. astro-ph/0105499 , primaryClass =

    2001

  178. [204]

    The 10k catalogue

    The 2dF QSO Redshift Survey - V. The 10k catalogue. , keywords =. doi:10.1046/j.1365-8711.2001.04474.x , archivePrefix =. astro-ph/0104095 , primaryClass =

    2001

  179. [205]

    Superhumps in Cataclysmic Binaries. XX. V751 Cygni. , keywords =. doi:10.1086/317973 , adsurl =

    doi

  180. [206]

    , keywords =

    New cataclysmic variables from the RASS. , keywords =

  181. [207]

    , keywords =

    Spectroscopy and orbital periods of the old novae V533 Herculis, V446 Herculis and X Serpentis. , keywords =. doi:10.1046/j.1365-8711.2000.03230.x , adsurl =

  182. [208]

    Nova Aquilae 1999 No. 2. , year = 1999, month = dec, volume =

    1999

  183. [209]

    An AGN sample with high X-ray-to-optical flux ratio from RASS. I. The optical identification. , keywords =. doi:10.1051/aas:1999514 , adsurl =

    doi

  184. [210]

    Identification of soft high galactic latitude RASS X-ray sources. II. Sources with PSPC count rate CR <0.5 cts/s. , keywords =

  185. [211]

    Spectroscopic Confirmation of 55 Northern and Equatorial Cataclysmic Variables. I. 27 Confirmed Cataclysmic Variables. , keywords =. doi:10.1086/313210 , adsurl =

    doi

  186. [212]

    Information Bulletin on Variable Stars , year = 1999, month = mar, volume =

    Identifications for Wachmann's Variables in the Southern Cygnus Starcloud. Information Bulletin on Variable Stars , year = 1999, month = mar, volume =

    1999

  187. [213]

    Identification of selected sources from the ROSAT Galactic Plane Survey. I. , keywords =. doi:10.1051/aas:1998299 , archivePrefix =. astro-ph/9712208 , primaryClass =

    arXiv

  188. [214]

    , keywords =

    The discovery of 12-min X-ray pulsations from 1WGA J1958.2+3232. , keywords =. doi:10.1046/j.1365-8711.1998.01653.x , archivePrefix =. astro-ph/9802119 , primaryClass =

    1998

  189. [215]

    CCD spectrophotometry of CVs. V. 3300 - 9100 Angstroms atlas for 20 faint systems. , keywords =. doi:10.1051/aas:1998386 , adsurl =

    doi

  190. [216]

    , keywords =

    Orbital Periods for the SU UMa-Type Dwarf Novae UV Persei, VY Aquarii, and V1504 Cygni. , keywords =. doi:10.1086/134016 , adsurl =

    doi

  191. [217]

    , keywords =

    Post-Maximum Optical and Infrared Observations of Nova V1425 Aquilae 1995. , keywords =. doi:10.1086/118677 , adsurl =

    1995 doi

  192. [218]

    , keywords =

    Orbital Periods for the Cataclysmic Binaries VZ Pyxidis, CC Cancri, and AH Eridani. , keywords =. doi:10.1086/134002 , adsurl =

    doi

  193. [219]

    , keywords =

    HS 1804+6753: a new eclipsing CV above the period gap. , keywords =

  194. [220]

    , year = 1997, month = oct, volume =

    Cataclysmic Variable in Cetus. , year = 1997, month = oct, volume =

    1997

  195. [221]

    , keywords =

    RX J2115.7-5840: a short-period, asynchronous polar. , keywords =. doi:10.48550/arXiv.astro-ph/9705106 , archivePrefix =. astro-ph/9705106 , primaryClass =

    doi arXiv

  196. [222]

    , year = 1997, month = sep, volume =

    USNO 1425.09823278. , year = 1997, month = sep, volume =

    1997

  197. [223]

    , keywords =

    Spectroscopy of the dwarf nova CG Draconis. , keywords =

  198. [224]

    , keywords =

    Observations of the SW Sextantis Star BH Lyncis in a High State. , keywords =. doi:10.1086/304044 , adsurl =

    doi

  199. [225]

    , keywords =

    Orbital Periods for the Unusual Dwarf Novae ER Ursae Majoris and V1159 Orionis. , keywords =. doi:10.1086/133904 , adsurl =

    doi

  200. [226]

    , keywords =

    A Catalog and Atlas of Cataclysmic Variables-Second Edition. , keywords =. doi:10.1086/133900 , adsurl =

    doi

  201. [227]

    Royal Astronomical Society of New Zealand Publications of Variable Star Section , year = 1997, month = jan, volume =

    The dwarf nova MM Scorpii probably has a short mean cycle. Royal Astronomical Society of New Zealand Publications of Variable Star Section , year = 1997, month = jan, volume =

    1997

  202. [228]

    Acta Astrophysica Sinica , keywords =

    Discovery of X-ray selected AGNs, a white dwarf and a cataclysmic variable. Acta Astrophysica Sinica , keywords =

  203. [229]

    , keywords =

    Orbital Periods of the Dwarf Novae AR And, AM Cas, and PY Per. , keywords =. doi:10.1086/133810 , adsurl =

    doi

  204. [230]

    Information Bulletin on Variable Stars , year = 1996, month = aug, volume =

    Nine new variables in the eta Herculis field. Information Bulletin on Variable Stars , year = 1996, month = aug, volume =

    1996

  205. [231]

    , keywords =

    New cataclysmic variables from the ROSAT All-Sky Survey. , keywords =

  206. [232]

    , year = 1996, month = jan, volume =

    Orbital Periods for Seven Dwarf Novae of the SU Ursae Majoris Subclass from Radial Velocities at Minimum Light. , year = 1996, month = jan, volume =. doi:10.1086/133693 , adsurl =

    1996 doi

  207. [233]

    , keywords =

    Spectroscopy of Poorly Studied Cataclysmic Variables. , keywords =. doi:10.1086/117654 , adsurl =

    doi

  208. [234]

    , keywords =

    The Edinburgh-Cape Blue Object Survey. , keywords =. doi:10.1007/BF00658172 , adsurl =

    doi

  209. [235]

    The Hamburg Quasar Survey. I. Schmidt observations and plate digitization. , keywords =

  210. [236]

    , keywords =

    A Multicolor Eclipse Study of the Classical Nova QZ Aurigae (Nova Aurigae 1964). , keywords =. doi:10.1086/175275 , adsurl =

    1964 doi

  211. [237]

    , keywords =

    Orbital studies of the cataclysmic variables CZ Orionis, V1193 Orionis and BZ Ursae Majoris. , keywords =. doi:10.1093/mnras/271.2.323 , adsurl =

    doi

  212. [238]

    , keywords =

    1H1752+081: a new eclipsing probable AM Herculis-type binary. , keywords =

  213. [239]

    , keywords =

    1H 1752+081: an Eclipsing Cataclysmic Variable with a Small Accretion Disk. , keywords =. doi:10.1086/173945 , adsurl =

    doi

  214. [240]

    , keywords =

    Discovery of an EUV-bright polar in the period gap from the ROSAT Wide Field Camera sky survey. , keywords =. doi:10.1093/mnras/262.1.93 , adsurl =

    doi

  215. [241]

    , year = 1993, month = may, volume =

    Nova Aquilae 1993. , year = 1993, month = may, volume =

    1993

  216. [242]

    , keywords =

    A Catalog of Cataclysmic Variables. , keywords =. doi:10.1086/133139 , adsurl =

    doi

  217. [243]

    Astronomische Gesellschaft Abstract Series , year = 1993, series =

    1H1752+081 - a probable new, eclipsing AM Her system near the period spike. Astronomische Gesellschaft Abstract Series , year = 1993, series =

    1993

  218. [244]

    Spectroscopy of poorly known northern dwarf novae. Part II. , keywords =

  219. [245]

    , keywords =

    V 1159 Orionis : a dwarf nova with very short outburst cycle. , keywords =

  220. [246]

    , keywords =

    Spectroscopic Confirmation of High Galactic Latitude Cataclysmic Variables. , keywords =. doi:10.1086/191638 , adsurl =

    doi

  221. [247]

    , keywords =

    Spectroscopy and Spectral Types for 387 Stellar Objects from the Large, Bright QSO Survey. , keywords =. doi:10.1086/191634 , adsurl =

    doi

  222. [248]

    , keywords =

    The Eclipsing AM Herculis Variable H1907+690. , keywords =. doi:10.1086/170546 , adsurl =

    doi

  223. [249]

    Zentralinstitut fuer Astrophysik Sternwarte Sonneberg Mitteilungen ueber Veraenderliche Sterne , year = 1990, month = oct, volume =

    Photographic observations of the cataclysmic variable GD 552. Zentralinstitut fuer Astrophysik Sternwarte Sonneberg Mitteilungen ueber Veraenderliche Sterne , year = 1990, month = oct, volume =

    1990

  224. [250]

    , year = 1990, month = aug, volume =

    Dwarf Nova in Pavo. , year = 1990, month = aug, volume =

    1990

  225. [251]

    , year = 1990, month = may, volume =

    CC CANCRI. , year = 1990, month = may, volume =

    1990

  226. [252]

    Spectroscopy of poorly known northern dwarf novae. Part I. , keywords =

  227. [253]

    Astronomische Nachrichten , keywords =

    AM CAS - Spectral variations during the eruption cycles. Astronomische Nachrichten , keywords =. doi:10.1002/asna.2113090204 , adsurl =

    doi

  228. [254]

    , keywords =

    An atlas and catalogue of northern dwarf novae. , keywords =

  229. [255]

    , keywords =

    A Reference Catalogue and Atlas of Galactic Novae. , keywords =. doi:10.1007/BF00187826 , adsurl =

    doi

  230. [256]

    , keywords =

    Photometry and Spectroscopy of Short-Period Cataclysmic Variables. , keywords =. doi:10.1086/191178 , adsurl =

    doi

  231. [257]

    Infrared photometry of cataclysmic variables. II. Evidence for ellipsoidal variations in CW Mon, X Leo, IP Peg and AF Cam. , keywords =. doi:10.1086/114177 , adsurl =

    doi

  232. [258]

    , keywords =

    The Palomar-Green Catalog of Ultraviolet-Excess Stellar Objects. , keywords =. doi:10.1086/191115 , adsurl =

    doi

  233. [259]

    Orbital studies of cataclysmic binaries. II. Three objects from the Palomar-Green sample. , keywords =. doi:10.1086/114070 , adsurl =

    doi

  234. [260]

    Orbital studies of cataclysmic binaries. I. AB Draconis and WW Ceti. , keywords =. doi:10.1086/113916 , adsurl =

    doi

  235. [261]

    , keywords =

    Multiwavelength observations of eleven cataclysmic variables. , keywords =. doi:10.1086/113886 , adsurl =

    doi

  236. [262]

    , keywords =

    Light curve and spectral evolution of Nova Aquilae 1982. , keywords =. doi:10.1093/mnras/205.4.1069 , adsurl =

    1982 doi

  237. [263]

    Spectroscopy of cataclysmic variables. I. Observations. , keywords =. doi:10.1086/190900 , adsurl =

    doi

  238. [264]

    On the Masses of White Dwarfs in Cataclysmic Binaries

  239. [265]

    , keywords =

    Cataclysmic variable candidates from the Palomar Green Survey. , keywords =. doi:10.1086/131022 , adsurl =

    doi

  240. [266]

    , keywords =

    An atlas of southern and equatorial dwarf novae. , keywords =

  241. [267]

    Royal Astronomical Society of New Zealand Publications of Variable Star Section , keywords =

    Outbursts of some southern dwarf novae - paper 3. Royal Astronomical Society of New Zealand Publications of Variable Star Section , keywords =

  242. [268]

    , keywords =

    The SU UMa stars, an important sub-group of dwarf novae. , keywords =

  243. [269]

    Journal of the British Astronomical Association , keywords =

    CP Lacertae (Nova 1936). Journal of the British Astronomical Association , keywords =

    1936

  244. [270]

    Journal of the British Astronomical Association , keywords =

    Two Z Camelopardalis variables: AB Draconis 1969 - 1975, CN Orionis 1963 - 1975. Journal of the British Astronomical Association , keywords =

    1969

  245. [271]

    , year = 1977, month = mar, volume =

    Spectra and light curve of Nova Vulpeculae 1976. , year = 1977, month = mar, volume =

    1976

  246. [272]

    , year = 1976, month = oct, volume =

    Novalike Object in Ophiuchus. , year = 1976, month = oct, volume =

    1976

  247. [273]

    Information Bulletin on Variable Stars , year = 1975, month = jun, volume =

    Nova Aurigae 1964. Information Bulletin on Variable Stars , year = 1975, month = jun, volume =

    1964

  248. [274]

    , year = 1974, month = aug, volume =

    Photographic and spectroscopic observations of N Aql 1970, N Cyg 1970, and N Sct 1970. , year = 1974, month = aug, volume =

    1970

  249. [275]

    Veroeffentlichungen der Sternwarte Sonneberg , keywords =

    Veraenderliche Sterne AM Sudhimmel Teil III /. Veroeffentlichungen der Sternwarte Sonneberg , keywords =

  250. [276]

    Information Bulletin on Variable Stars , year = 1972, month = may, volume =

    The U Gem Type Variable Z Cha. Information Bulletin on Variable Stars , year = 1972, month = may, volume =

    1972

  251. [277]

    Peremennye Zvezdy Prilozhenie , year = 1972, month = jan, volume =

    New U Gem type variable SVS 1851. Peremennye Zvezdy Prilozhenie , year = 1972, month = jan, volume =

    1972

  252. [278]

    Ricerche Astronomiche , year = 1971, month = jan, volume =

    Ten new variable stars in the Cygnus cloud, VV 271 - 280. Ricerche Astronomiche , year = 1971, month = jan, volume =

    1971

  253. [279]

    , year = 1970, month = aug, volume =

    Infrared Emission of Novae. , year = 1970, month = aug, volume =. doi:10.1086/180579 , adsurl =

    1970 doi

  254. [280]

    Zentralinstitut fuer Astrophysik Sternwarte Sonneberg Mitteilungen ueber Veraenderliche Sterne , year = 1970, month = mar, volume =

    Neuentdeckte Ver \"a nderliche (S10619 bis 10720). Zentralinstitut fuer Astrophysik Sternwarte Sonneberg Mitteilungen ueber Veraenderliche Sterne , year = 1970, month = mar, volume =

    1970

  255. [281]

    u ber neuentdeckte Ver \

    Mitteilungen \"u ber neuentdeckte Ver \"a nderliche Sterne (S 10153- S 10375). Astronomische Nachrichten , year = 1968, month = feb, volume =. doi:10.1002/asna.19672900512 , adsurl =

    1968 doi

  256. [282]

    u ber neuentdeckte Ver \

    Mitteilungen \"u ber neuentdeckte Ver \"a nderliche Sterne (S 1927- S 10152). Astronomische Nachrichten , year = 1967, month = mar, volume =. doi:10.1002/asna.19672900107 , adsurl =

    1927 doi

  257. [283]

    u ber neuentdeckte Ver \

    Mitteilungen \"u ber neuentdeckte Ver \"a nderliche Sterne. Astronomische Nachrichten , year = 1967, month = jan, volume =

    1967

  258. [284]

    u ber neuentdeckte Ver \

    Mitteilungen \"u ber neuentdeckte Ver \"a nderliche Sterne. Astronomische Nachrichten , year = 1966, month = apr, volume =. doi:10.1002/asna.19662890306 , adsurl =

    1966 doi

  259. [285]

    u ber neuentdeckte Ver \

    Mitteilungen \"u ber neuentdeckte Ver \"a nderliche Sterne. Astronomische Nachrichten , year = 1966, month = feb, volume =. doi:10.1002/asna.19662890102 , adsurl =

    1966 doi

  260. [286]

    Binary Stars among Cataclysmic Variables. I. U Geminorum Stars (dwarf Novae). , year = 1962, month = mar, volume =. doi:10.1086/147280 , adsurl =

    1962 doi

  261. [287]

    , year = 1960, month = dec, volume =

    Identification of Nova Herculis 1960. , year = 1960, month = dec, volume =. doi:10.1086/127582 , adsurl =

    1960 doi

  262. [288]

    Journal des Observateurs , year = 1960, month = jan, volume =

    Catalogue des \'e toiles variables du type U Geminorum. Journal des Observateurs , year = 1960, month = jan, volume =

    1960

  263. [289]

    , year = 1958, month = sep, volume =

    NGC 7000, IC 5070, and the Associated Emission-Line Stars. , year = 1958, month = sep, volume =. doi:10.1086/146540 , adsurl =

    1958 doi

  264. [290]

    Teil VIII

    Die veraenderlichen Sterne der nordlichen Milstrasse. Teil VIII. Veroeffentlichungen der Sternwarte Sonneberg , year = 1956, month = jan, volume =

    1956

  265. [291]

    Peremennye Zvezdy , year = 1949, month = jan, volume =

    Final light curves of 6 Novas and 3 Supernovae. Peremennye Zvezdy , year = 1949, month = jan, volume =

    1949

  266. [292]

    Teil III

    Die Veraenderlichen Sterne der noerdlichen Milchstrasse. Teil III. Kleine Veroeffentlichungen der Universitaetssternwarte zu Berlin Babelsberg , year = 1941, month = jan, volume =

    1941

  267. [293]

    Annals of Harvard College Observatory , keywords =

    Four hundred new variable stars in a transparent low-latitude region. Annals of Harvard College Observatory , keywords =

  268. [294]

    , year = 1938, month = oct, volume =

    The Present Spectral Characteristics of Sixteen Old Novae. , year = 1938, month = oct, volume =. doi:10.1086/143980 , adsurl =

    1938 doi

  269. [295]

    , year = 1936, month = dec, volume =

    Novae of 1936. , year = 1936, month = dec, volume =. doi:10.1086/124731 , adsurl =

    1936 doi

  270. [296]

    Astronomische Nachrichten , year = 1934, month = apr, volume =

    31 neue Ver \"a derliche. Astronomische Nachrichten , year = 1934, month = apr, volume =. doi:10.1002/asna.19342512103 , adsurl =

    1934 doi

  271. [297]

    a nderliche am S \

    Neue Ver \"a nderliche am S \"u dhimmel. Astronomische Nachrichten , year = 1933, month = sep, volume =. doi:10.1002/asna.19332492303 , adsurl =

    1933 doi

  272. [298]

    Harvard College Observatory Bulletin , year = 1932, month = may, volume =

    New Variable Stars in Aquila. Harvard College Observatory Bulletin , year = 1932, month = may, volume =

    1932

  273. [299]

    Mitteilungen der Sternwarte zu Sonneberg , year = 1928, month = dec, volume =

    Relative Koordinaten, Oerter und Karten der in AN 233.33 angemeldeten neuen Veraenderlichen. Mitteilungen der Sternwarte zu Sonneberg , year = 1928, month = dec, volume =

    1928

  274. [300]

    Astronomische Nachrichten , year = 1926, month = apr, volume =

    Benennung von neu entdeckten ver \"a nderlichen Sternen. Astronomische Nachrichten , year = 1926, month = apr, volume =. doi:10.1002/asna.19262271102 , adsurl =

    1926 doi

Pith tools

Reviewed August 1, 2026 · model on record in the stance chip above.