Pith. sign in

REVIEW 2 major objections 6 minor 184 references

Berkeley 32: A Metal-poor and Dynamically Evolved Open Cluster with Evidence of Radial Migration

T0 review · 2 major / 6 minor · reviewed 2026-08-02 · deepseek-v4-flash

Pith's one-line read This paper argues that Berkeley 32 is an old, metal-poor open cluster that formed beyond the solar circle and has since migrated inward by about 1 kiloparsec, while its internal structure records billions of years of dynamical relaxation.

desk verdict A careful, well-executed single-cluster study whose headline inward-migration claim rests on a birth-radius conversion that is underdocumented and sensitive to a likely metallicity-scatter error; worth refereeing, but the migration conclusion needs to be reworked. read the letter →

arxiv 2607.15131 v1 pith:C5OC77FG submitted 2026-07-16 astro-ph.GA

classification astro-ph.GA
keywords openstarclustersGalacticdiskevolutionradialmigrationchemicalbirthradiusmetallicitygradientstellarabundancesmasssegregationbinaryfraction
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

Open clusters are groups of stars born together, and they carry two kinds of history: the chemistry of their birth environment and the orbital wanderings imposed by the Galaxy's spiral arms and bar. This paper tries to establish that Berkeley 32, an old and metal-poor open cluster, formed in the outer Milky Way disk and then migrated inward by roughly a kiloparsec, while also undergoing strong internal dynamical evolution. The authors combine precise satellite astrometry with high-resolution spectroscopy to derive an age of about 4.9 billion years, an iron abundance of one-third solar, and a distance of about 3.3 kiloparsecs. They then map those measurements onto the disk's evolving metallicity gradient to infer a chemical birth radius of 9.82 kiloparsecs, beyond the solar circle, with the present guiding radius about one kiloparsec smaller. A sympathetic reader would care because Berkeley 32 thus becomes a concrete test case for separating chemical enrichment history from radial migration in the Milky Way's disk.

What carries the argument

The central machinery is the chemical birth-radius reconstruction. The cluster's measured age (≈4.9 Gyr) and mean iron abundance ([Fe/H] = −0.39) are mapped onto a time-dependent radial metallicity gradient of the Milky Way disk; this converts chemistry into a birthplace, R_b ≈ 9.82 kpc, located beyond the solar circle. Comparing R_b with the orbital guiding radius (R_g = 8.82 kpc) and the present Galactocentric radius (R_GC ≈ 11.1 kpc) separates two radial-migration channels: churning, which changes the guiding radius through angular-momentum exchange with spiral structure or the bar, and blurring, the epicyclic oscillation around the guiding radius driven by orbital eccentricity (e = 0.268

What would settle it

Recompute the birth radius with two or three alternative time-dependent metallicity-gradient models using the same [Fe/H] = −0.39 and age = 4.9 Gyr. If any plausible gradient places R_b at or inward of the solar circle (about 8.2 kpc), or gives ΔR = R_g − R_b ≥ 0, the claim that Berkeley 32 is a moderate inward migrator fails. A simpler observational check: measure the cluster's detailed abundances of elements that encode the local star formation history and see whether they match an outer-disk origin rather than a solar-circle origin.

Watch

Extended reading notes

Core claim

The paper sets out to establish that Berkeley 32, an old and metal-poor open cluster, formed beyond the solar circle (chemical birth radius R_b = 9.82 kpc) and has since migrated inward by roughly a kiloparsec (ΔR ≈ −1 kpc), while also undergoing strong internal dynamical evolution. The evidence is assembled from precise astrometry and high-resolution spectroscopy: an isochrone age of 4.9 ± 0.5 Gyr, a mean iron abundance [Fe/H] = −0.39 ± 0.02 dex with near-solar alpha elements, a distance of 3325 pc, and a radial velocity of 106.26 km/s. Orbital integration yields a moderately eccentric orbit (e = 0.268), guiding radius R_g = 8.82 kpc, and present Galactocentric radius ~11.1 kpc; the offsets

Load-bearing premise

The result hinges on the assumed time-dependent radial metallicity gradient of the Milky Way: if that gradient is not the right mapping from measured iron abundance and age to a birth radius, then the inferred R_b = 9.82 kpc and the inward-migration classification weaken or disappear.

Editorial extensions

If this is right

  • Berkeley 32 becomes a benchmark for an old, metal-poor cluster that migrated inward, offering a contrast to the outward-migration trend seen among old clusters.
  • The consistency between the isochrone age (4.9 Gyr), the [Y/Mg] chemical age (~4.7 Gyr), and the spectroscopic metallicity strengthens the birth-radius reconstruction, so the migration inference is anchored by multiple independent diagnostics.
  • The photometric binary fraction of ~45% for mass ratios ≥0.5 implies unresolved binaries are common in an old cluster; future CMD-based studies of similar clusters should include such binary populations in their models.
  • The observed mass segregation and short relaxation time imply that internal dynamical evolution, not just tidal stripping or external perturbation, has shaped the cluster's present-day structure.
  • The measured offsets among birth radius, guiding radius, and present position provide a concrete observational case where churning and blurring can be separated in a single cluster.

Reading between the lines

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

  • If the birth-radius reconstruction is correct, a natural extension is to apply the same age–metallicity mapping to a large sample of old open clusters; the paper's finding that Berkeley 32 is a rare inward migrator would then either be confirmed as a genuine minority population or shown to be an artifact of the adopted gradient.
  • The paper leaves the metallicity-gradient assumption untested against alternatives; comparing R_b derived from different published gradient prescriptions would be the direct next experiment and could change the direction or magnitude of ΔR.
  • The binary fraction analysis only samples q ≥ 0.5; radial-velocity monitoring of the 822 main-sequence stars could test whether the true binary fraction is higher and whether the mass-ratio distribution is really biased toward the q≈0.88 and q≈0.60 peaks seen photometrically.
  • Because the TESS variability search was limited by crowding, higher-resolution space photometry or ground-based time series could confirm the pulsating and eclipsing candidates; those stars would be independent probes of the cluster's age and binary content.
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

2 major / 6 minor

Summary. This paper presents a comprehensive chemo-dynamical analysis of the old, metal-poor open cluster Berkeley 32, combining Gaia DR3 astrometry with Gaia-ESO Survey DR5.1 spectroscopy. Cluster membership is derived with a Gaussian Mixture Model, structural parameters from King-profile fits, fundamental parameters from isochrone fitting with independently fixed distance, extinction, and metallicity, and dynamical parameters from Monte Carlo orbital integrations. Additional products include a photometric binary fraction, mass-segregation diagnostics via radial cumulative distributions, and a chemical birth radius from a time-dependent metallicity-gradient model. The central claim is that Berkeley 32 formed beyond the solar circle (R_b = 9.82 kpc) and has migrated inward by about 1 kpc (ΔR ≈ −1 kpc), making it a moderate inward migrator among old open clusters.

Significance. If the birth-radius result holds, the paper provides a well-characterized benchmark for inward radial migration in an old open cluster, useful for testing scenarios of angular-momentum redistribution in the Galactic disk. The analysis has notable strengths: distance, extinction, and metallicity are fixed independently before isochrone fitting; orbits are integrated with Monte Carlo sampling of astrometric uncertainties; the [Y/Mg] chemical clock is used as an external age check; and the binary-fraction and mass-segregation analyses are clean observational products. These features make the study valuable regardless of the migration claim. However, the headline migration result currently rests on a single, unreproducible number whose input metallicity uncertainty is presented inconsistently, undermining the central quantitative conclusion.

major comments (2)
  1. [§8.3, Summary point 8] The chemical birth radius R_b = 9.82 kpc is the sole basis for classifying Berkeley 32 as a 'moderate inward migrator' (ΔR ≈ −1 kpc), but the manuscript gives no explicit formula, no adopted gradient parameters, and no uncertainty for the Minchev et al. (2018) conversion. The sentence 'Using [Fe/H] = −0.39 dex and an age of ≈4.9 Gyr, we obtain R_b = 9.82 kpc' is not reproducible from the text. Please provide the exact mapping, the assumed time-dependent radial metallicity gradient (slope, pivot radius, time dependence), and a full error propagation from [Fe/H], age, and gradient parameters. Also test at least one alternative gradient model and state whether the sign of ΔR is robust. The paper's own caution that birth radii are 'approximate' does not reconcile with Summary point 8 presenting the migration as a quantitative result.
  2. [§5.3, Figure 4] The text states that individual [Fe/H] values span −0.8 to −0.1 dex yet reports a 'standard deviation of the distribution' of 0.02 dex, while the Figure 4 caption identifies the quoted uncertainties as the standard error of the median. These are different quantities: a 0.7 dex range implies a star-to-star scatter of order 0.15 dex. The 0.02 dex value is not an appropriate input uncertainty for the birth-radius conversion if what matters is the cluster metallicity and its systematic uncertainty. A 0.15 dex shift in [Fe/H] changes R_b by roughly 1.5–3 kpc for typical gradient slopes of 0.05–0.1 dex/kpc, which can move R_b inside the solar circle or reverse the sign of ΔR. Please correct this inconsistency and propagate the true scatter into R_b.
minor comments (6)
  1. [Figure 11 caption] The caption's panel (a) says 'guiding radius and the present Galactocentric radius' but parenthetically writes '|R_g − R_b|'. The expression should match the intended quantity (likely |R_g − R_GC|).
  2. [§4, Table 1 vs §7] Table 1 lists r_c = 1.30 ± 0.13 arcmin and r_t = 9.06 ± 0.24 arcmin, while §7 states r_c = 1.39 ± 0.08 pc and r_t = 9.65 ± 3.11 pc. At d = 3.325 kpc, 1 arcmin corresponds to 0.967 pc, so the converted values should be ≈1.26 pc and ≈8.76 pc. Since R_h (Eq. 9) and T_relax (Eq. 8) depend on these values, the discrepancy should be resolved.
  3. [§5.3, Eqs. (3)–(4)] The conversion from [Fe/H] to Z via Eqs. (3)–(4) is non-standard; please justify the relation or provide a reference, and verify that it yields Z = 0.0064 for [Fe/H] = −0.39.
  4. [§8.2] The [Y/Mg] chemical age of 4.73 ± 2.39 Gyr has a relative uncertainty of about 50%; this should be flagged more strongly when citing it as validation of the isochrone age.
  5. [§6.2] The adopted V_rot = 220 km/s is on the low side of current measurements (e.g., 232.8 km/s from the GRAVITY Collaboration). Please justify this choice or test its effect on R_g and the orbital parameters.
  6. [References] Some references are duplicated or appear in inconsistent formats (e.g., Gaia Collaboration 2023; Ricker et al. 2015 appears twice). A careful bibliography cleanup is needed.

Circularity Check

0 steps flagged · score 2.0 of 10

No circular derivation: R_b rests on an external metallicity-gradient model, and isochrone/[Y/Mg] ages use independent external calibrations.

full rationale

I found no step in the derivation chain that reduces, by the paper's own equations, to its own inputs. The birth radius R_b = 9.82 kpc is quoted (§8.3) as the output of the Minchev et al. (2018) time-dependent metallicity-gradient prescription applied to the cluster's measured [Fe/H] and isochrone age; this is an external model, not a quantity fitted to Berkeley 32's own orbit or CMD. The isochrone age (§5.4) is obtained after fixing distance (Bailer-Jones et al. 2021), extinction (Green et al. 2019), and metallicity (GES DR5.1) independently, leaving age as the single fitted parameter, so it is not circular. The [Y/Mg] chemical age (§8.2) uses the external Casali et al. (2020) calibration with star-by-star [Fe/H] and [Y/Mg]; it is an independent cross-check rather than a re-derivation of the isochrone age. The orbital parameters (§6.2) come from galpy integrations with MWPotential2014 and a check with McMillan2017, and the guiding radius is not fed back into R_b. The paper does cite several works by the same authors for standard methodology (GMM membership, King-profile fitting, Z conversion, tau parameter), but none of these citations supplies the load-bearing result: R_b is attributed to Minchev et al. (2018), [Y/Mg] to Casali et al. (2020), and the age to isochrone fits. The paper's own caveat (§6.2, §8.3) that birth radii are approximate is a robustness warning, not an admission of circularity. The inconsistent statement of the [Fe/H] scatter (§5.3 vs. Fig. 4 caption) is a scientific-error risk but does not constitute a circularity: no equation equates the predicted R_b with a fitted parameter by construction. Therefore the derivation is self-contained enough that no circular step can be exhibited; score 2 reflects the presence of minor non-load-bearing self-citations rather than any reduction of a prediction to its inputs.

Assumptions & free parameters 6 free parameters · 10 assumptions · 0 invented entities

The migration claim is the least constrained part: R_b is a model-mapped quantity with no uncertainty. The structural and dynamical parameters are fitted to public data with standard models. No new physical entities are introduced.

free parameters (6)
  • GMM membership threshold P_min = 0.7
    Chosen to balance completeness and field contamination; affects all member-based parameters (§3).
  • King profile parameters (rho0, rc, rt, rho_bg) = 51.88 stars/arcmin^2, 1.30 arcmin, 9.06 arcmin, 0.39 stars/arcmin^2
    Fitted to the radial density profile via MCMC; define structural parameters and relaxation time (§4).
  • Isochrone age = 4.9 ± 0.5 Gyr
    Fitted by visual CMD comparison after fixing distance, extinction, and metallicity (§5.4).
  • Binary mass-luminosity exponent alpha = 3.5
    Assumed standard MS exponent converts magnitude offset to mass ratio and sets the q ≥ 0.5 threshold (§5.5).
  • Galactic parameters for orbit integration = V_rot=220 km/s, R0=8.2 kpc, Z0=25 pc, Omega_bar≈40 km/s/kpc
    Adopted literature values; control the guiding radius, eccentricity, and migration offsets (§6.2).
  • Chemical birth radius R_b = 9.82 kpc
    Inferred from [Fe/H] and age under an assumed metallicity-gradient model; no uncertainty or explicit formula given (§8.3).
assumptions (10)
  • domain assumption A two-component GMM adequately separates cluster and field in (pm_RA, pm_Dec, parallax) space.
    Membership probabilities and all derived parameters depend on this model choice (§3).
  • domain assumption Gaia DR3 quality cuts (RUWE≤1.4, positive parallax, five-parameter solutions) do not bias the member sample.
    Adopted in §3 and Appendix A; excludes unresolved binaries and poor astrometry.
  • domain assumption Bailer-Jones photogeometric distances with a Milky Way prior are reliable at ~3.3 kpc.
    Used to set the cluster distance and extinction (§5.1).
  • domain assumption Bayestar19 3D dust map and A_V = 3.1 E(B-V) conversion describe extinction toward Berkeley 32.
    Used to deredden the CMD and fix extinction (§5.2).
  • domain assumption PARSEC and MIST stellar models at [Fe/H] = -0.39 correctly reproduce the CMD of Berkeley 32.
    The isochrone age rests on this (§5.4).
  • domain assumption The Casali et al. (2020) [Y/Mg]-age calibration applies to this cluster.
    Used as an independent age check (§8.2, Eq. 10).
  • domain assumption MWPotential2014 (and McMillan2017) represent the Galactic potential well enough for ~5 Gyr orbit integrations.
    Orbital parameters and guiding radius depend on this (§6.2).
  • domain assumption A time-dependent Galactic radial metallicity gradient maps age and [Fe/H] to birth radius R_b.
    Central to the radial-migration conclusion; not derived in this paper (§8.3).
  • domain assumption The Galactic bar and spiral perturbations are adequately modeled with literature pattern speeds and amplitudes.
    Used to test non-axisymmetric effects on the orbit (§6.2).
  • standard math King (1962) profile and Spitzer relaxation theory describe the cluster's dynamical state.
    Used for relaxation time and mass-segregation interpretation (§4, §7).

how reviews work

0 comments
Cite this review

Pith. "Pith review of Berkeley 32: A Metal-poor and Dynamically Evolved Open Cluster with Evidence of Radial Migration." pith.science (2026). https://pith.science/paper/C5OC77FG

@misc{pith2026260715131,
  author       = {Pith},
  title        = {Pith review of: Berkeley 32: A Metal-poor and Dynamically Evolved Open Cluster with Evidence of Radial Migration},
  year         = {2026},
  howpublished = {\url{https://pith.science/paper/C5OC77FG}},
  note         = {Machine review of arXiv:2607.15131}
}
read the original abstract

We present a comprehensive chemo-dynamical analysis of the old, metal-poor open cluster Berkeley 32 based on Gaia DR3 astrometry and Gaia-ESO Survey DR5.1 spectroscopy. Cluster membership is determined using a Gaussian Mixture Model applied to proper-motion components and trigonometric parallaxes. Isochrone fitting yields an age of 4.9 +/- 0.5 Gyr, a heliocentric distance of 3325 pc, and an extinction of A_V = 0.38 +/- 0.12 mag. Spectroscopic member stars exhibit a mean metallicity of [Fe/H] = -0.39 +/- 0.02 dex, near-solar alpha-element abundances, and a weighted mean radial velocity of V_rad = 106.26 +/- 0.03 km s^-1. The [Y/Mg] chemical clock yields an age of 4.73 +/- 2.39 Gyr, consistent with the isochrone estimate. Orbital integration indicates a moderately eccentric orbit (e = 0.268 +/- 0.004) with a guiding radius of R_g = 8.82 kpc. The inferred chemical birth radius, R_b = 9.82 kpc, together with DeltaR ~ -1 kpc, suggests moderate inward radial migration, while the offsets among R_b, R_g, and R_GC are consistent with both churning and blurring processes. A photometric analysis identifies a binary fraction of f_b = 0.449 +/- 0.017 for systems with mass ratios q >= 0.5, implying a substantial unresolved binary population. Radial cumulative distribution functions further reveal significant mass segregation, with evolved stars more centrally concentrated than main-sequence stars. These results indicate that Berkeley 32 is a dynamically evolved old-disk cluster whose present-day structure and orbit preserve signatures of both internal dynamical evolution and radial migration within the Galactic disk.

Figures

Figures reproduced from arXiv: 2607.15131 by the authors.

Figure 1
Figure 1. Spatial, kinematic, and astrometric distributions of Berkeley 32. The left panel displays the spatial distribution of sources in equatorial coordinates (α, δ), the middle panel presents the VPD highlighting the separation between the cluster bulk motion and the field, and the right panel shows the distribution of trigonometric parallaxes. In all panels, gray points and histograms represent the full sample of sources… view at source ↗
Figure 2
Figure 2. RDP and MCMC posterior distributions for Berkeley 32. Upper panel: Observed surface density (ρ) as a function of radial distance from the cluster center (black points with Poisson error bars). The solid red curve is the best-fitting I. King (1962) model, with the shaded region indicating the 1σ confidence interval. The horizontal blue dashed line marks the background density level (ρbg). Lower panels: Corner plot of… view at source ↗
Figure 3
Figure 3. Extinction map and distribution of the cluster member stars. (a) Spatial variation of AV (in magnitudes) derived from the Bayestar19 dust model (G. M. Green et al. 2019). Contours and color scale indicate the extinction level across the cluster field. (b) Distribution of individual AV values for member stars. The red curve shows the Gaussian fit to the distribution, while the dashed vertical line marks the mean valu… view at source ↗
Figures from the paper (11 more)
Figure 4
Figure 4. Figure 4: Element abundance distributions of Berkeley 32 member stars with SNR≥ 30 derived from the GES data. Panel (a) presents the [Fe/H] distribution, where different colors within each histogram bin denote the number of stars belonging to different evolutionary stages. Panel…
Figure 5
Figure 5. Figure 5: CMDs of the high-probability cluster members. Members are plotted and color-coded according to cross-matched literature catalogs, as indicated in the legend. The red stars represent the members identified in this study (left panel). Member stars are displayed as black …
Figure 6
Figure 6. Figure 6: Binary fraction analysis of Berkeley 32. (a) CMD of the MS stars. The solid line shows the MS; the dashed and dotted lines mark the lower and upper limits of the binary selection region, respectively. Triangle symbols indicate binary candidates. (b) Distribution of ∆G …
Figure 7
Figure 7. Figure 7: Distribution of radial velocities as a function of effective temperature for Berkeley 32 member stars. Points are color-coded according to the radial velocity error (eRV; km s−1 ). The solid horizontal line indicates the weighted mean cluster radial velocity, while the…
Figure 8
Figure 8. Figure 8: Galactic orbit of the cluster. Top: Orbital envelope in the XGal–YGal plane. Bottom: Orbit in the XGal–ZGal plane, where light gray lines denote sampled or￾bits reflecting observational uncertainties. In both panels, the present-day position of the cluster is marked by…
Figure 9
Figure 9. Figure 9: RCDFs of evolved, MSTO, and MS populations in Berkeley 32. The radial distance corresponds to the pro￾jected angular separation from the cluster center in arcmin￾utes. Populations were selected according to their G-band magnitude ranges and membership probabilities. Cl…
Figure 10
Figure 10. Figure 10: Literature values for Berkeley 32 before and after the Gaia era. The panels show the distributions of distance, extinction (AV ), age, and metallicity ([Fe/H]), with pre-Gaia studies (τ < 2018; orange) and post-Gaia studies (τ ≥ 2018; green). The dashed black lines ma…
Figure 11
Figure 11. Figure 11: Distribution of OCs in the plane of age versus the absolute difference between the guiding radius and the present Galactocentric radius (|Rg − Rb|; panel a) and between the birth radius and the present Galactocentric radius (|RGC − Rb|; panel b). The color scale repre…
Figure 13
Figure 13. Figure 13: Distribution of OCs from J. M. Otto et al. (2026) in the log(t)–Rb plane. Each cell is color-coded by mean [Fe/H] (dex), with the number of clusters indicated. The light green star symbol represents Berkeley 32. The red dashed line indicates the Sun’s distance from th…
Figure 14
Figure 14. Figure 14: Luminosity function (LF) of Berkeley 32 in the absolute G band, showing the number of probable members as a function of magnitude. To estimate stellar masses, we used PARSEC isochrones (A. Bressan et al. 2012) at the adopted cluster age to construct the mass–luminosit…
Figure 15
Figure 15. Figure 15: Left: TESS pixel-level finder chart for TIC 235540695, showing the TESScut FFI cutout with the median flux (power) map. The yellow star marks the target, and red circles indicate nearby TIC sources. Top right: Normalised flux versus time (BJD − 2457000). Middle right:…

Discussion (0). Continue with ORCID to comment.

Reference graph

Works this paper leans on

184 extracted references · 37 canonical work pages

  1. [1]

    K., Vaidya, K., & Bhattacharya, S

    Agarwal, M., Rao, K. K., Vaidya, K., & Bhattacharya, S. 2021, title ML-MOC: machine learning (kNN and GMM) based membership determination for open clusters, Monthly Notices of the Royal Astronomical Society, 502, 2582

  2. [2]

    F., Yontan , T., et al

    Ak , T., Bostanc , Z. F., Yontan , T., et al. 2016, title CCD <inline-formula id=``IEq1''><mml:math><mml:mi mathvariant=``italic''>UBV</mml:mi></mml:math></inline-formula> photometry of the open cluster NGC 6819 , , 361, 126, 10.1007/s10509-016-2707-2

  3. [3]

    2021, title A study of the Czernik 2 and NGC 7654 open clusters using CCD UBV photometric and Gaia EDR3 data , , 366, 68, 10.1007/s10509-021-03975-x

    Akbulut , B., Ak , S., Yontan , T., et al. 2021, title A study of the Czernik 2 and NGC 7654 open clusters using CCD UBV photometric and Gaia EDR3 data , , 366, 68, 10.1007/s10509-021-03975-x

  4. [4]

    Y., Haroon , A

    Alzhrani , A. Y., Haroon , A. A., Elsanhoury , W. H., & C nar , D. C. 2025, title In-depth analysis of photometric and kinematic characteristics of SAI 16, SAI 81 and SAI 86 open clusters utilizing Gaia DR3 , Journal of Astrophysics and Astronomy, 46, 58, 10.1007/s12036-025-10083-7

  5. [5]

    Y., & Elsanhoury , W

    Amin , M. Y., & Elsanhoury , W. H. 2017, title Astrometric and Photometric Study of the Open Cluster NGC 2323 , Serbian Astronomical Journal, 194, 59, 10.2298/SAJ160802003A

  6. [6]

    S., & others

    Anders , F., Chiappini , C., Rodrigues , T. S., & others . 2017, title Galactic archaeology with asteroseismology and spectroscopy: Red giants observed by CoRoT and APOGEE , , 597, A30, 10.1051/0004-6361/201527204

  7. [7]

    2011, title Old open clusters and the Galactic metallicity gradient: Berkeley 20, Berkeley 66 and Tombaugh 2 , , 412, 1265, 10.1111/j.1365-2966.2010.17986.x

    Andreuzzi , G., Bragaglia , A., Tosi , M., & Marconi , G. 2011, title Old open clusters and the Galactic metallicity gradient: Berkeley 20, Berkeley 66 and Tombaugh 2 , , 412, 1265, 10.1111/j.1365-2966.2010.17986.x

  8. [8]

    J., & Scott , P

    Asplund , M., Grevesse , N., Sauval , A. J., & Scott , P. 2009, title The Chemical Composition of the Sun , , 47, 481, 10.1146/annurev.astro.46.060407.145222

Show all 184 references
  1. [9]

    Bailer-Jones , C. A. L., Rybizki , J., Fouesneau , M., Demleitner , M., & Andrae , R. 2021, title Estimating Distances from Parallaxes. V. Geometric and Photogeometric Distances to 1.47 Billion Stars in Gaia Early Data Release 3 , , 161, 147, 10.3847/1538-3881/abd806

  2. [10]

    2025, title Testing the role of merging binaries in the formation of the split main sequence in young clusters , , 700, A241, 10.1051/0004-6361/202555369

    Bastian , N., Kamann , S., Niederhofer , F., & Saracino , S. 2025, title Testing the role of merging binaries in the formation of the split main sequence in young clusters , , 700, A241, 10.1051/0004-6361/202555369

  3. [11]

    2015, title The origin and evolution of the odd-Z iron-peak elements Sc, V, Mn, and Co in the Milky Way stellar disk , , 577, A9, 10.1051/0004-6361/201425327

    Battistini , C., & Bensby , T. 2015, title The origin and evolution of the odd-Z iron-peak elements Sc, V, Mn, and Co in the Milky Way stellar disk , , 577, A9, 10.1051/0004-6361/201425327

  4. [12]

    2003, title Dynamical evolution of star clusters in tidal fields , , 340, 227, 10.1046/j.1365-8711.2003.06286.x

    Baumgardt , H., & Makino , J. 2003, title Dynamical evolution of star clusters in tidal fields , , 340, 227, 10.1046/j.1365-8711.2003.06286.x

  5. [13]

    Belwal, K., Bisht, D., Jiang, I.-G., et al. 2026, title Time-series Photometric Detection and Physical Characterization of Variable Stars in Four Intermediate-to Old-age Galactic Open Clusters, The Astronomical Journal, 171, 288

  6. [14]

    Belwal, K., Bisht, D., Jiang, I.-G., et al. 2025, title Unveiling dynamics and variability in open clusters: insights from a comprehensive analysis of six galactic clusters, Monthly Notices of the Royal Astronomical Society, 544, 988

  7. [15]

    Bensby , T., Feltzing , S., & Oey , M. S. 2014, title Exploring the Milky Way stellar disk. A detailed elemental abundance study of 714 F and G dwarf stars in the solar neighbourhood , , 562, A71, 10.1051/0004-6361/201322631

  8. [16]

    2025, title Stellar population astrophysics (SPA) with the TNG: 23 IR elemental abundances of 114 giant stars in 41 open clusters , , 704, A220, 10.1051/0004-6361/202557208

    Bijavara Seshashayana , S., J \"o nsson , H., D'Orazi , V., et al. 2025, title Stellar population astrophysics (SPA) with the TNG: 23 IR elemental abundances of 114 giant stars in 41 open clusters , , 704, A220, 10.1051/0004-6361/202557208

  9. [17]

    2006, title Separation of dwarf and giant stars with ROTSE-III d, Astronomische Nachrichten, 327, 693, 10.1002/asna.200510614

    Bilir , S., G \"u ver , T., & Aslan , M. 2006, title Separation of dwarf and giant stars with ROTSE-III d, Astronomische Nachrichten, 327, 693, 10.1002/asna.200510614

  10. [18]

    2010, title CCD BV and 2MASS photometric study of the open cluster NGC 1513 , , 326, 139, 10.1007/s10509-009-0233-1

    Bilir , S., G \"u ver , T., Khamitov , I., et al. 2010, title CCD BV and 2MASS photometric study of the open cluster NGC 1513 , , 326, 139, 10.1007/s10509-009-0233-1

  11. [19]

    2005, title Absolute magnitudes for late-type dwarf stars for Sloan photometry , Astronomische Nachrichten, 326, 321, 10.1002/asna.200510358

    Bilir , S., Karaali , S., & Tun c el , S. 2005, title Absolute magnitudes for late-type dwarf stars for Sloan photometry , Astronomische Nachrichten, 326, 321, 10.1002/asna.200510358

  12. [20]

    2026, title Gaia DR3 Analysis of Four Open Clusters Toward the Galactic Anticenter , Research in Astronomy and Astrophysics, 26, 085002, 10.1088/1674-4527/ae587d

    Bilir , S., Ta s demir , S., Erayd n , E., et al. 2026, title Gaia DR3 Analysis of Four Open Clusters Toward the Galactic Anticenter , Research in Astronomy and Astrophysics, 26, 085002, 10.1088/1674-4527/ae587d

  13. [21]

    2008, Galactic Dynamics: Second Edition

    Binney , J., & Tremaine , S. 2008, Galactic Dynamics: Second Edition

  14. [22]

    H., Zhu , Q., et al

    Bisht , D., Elsanhoury , W. H., Zhu , Q., et al. 2020, title An Investigation of Poorly Studied Open Cluster NGC 4337 Using Multicolor Photometric and Gaia DR2 Astrometric Data , , 160, 119, 10.3847/1538-3881/ab9ffd

  15. [23]

    Bisht, D., Jiang, I.-G., Belwal, K., et al. 2026, title Multiwavelength Study of Blue Straggler Stars in Tombaugh 2: Evidence for Binary Mass Transfer and Constraints on Cluster Dynamical State, arXiv preprint arXiv:2604.12494

  16. [24]

    2016, title The Galaxy in Context: Structural, Kinematic, and Integrated Properties , , 54, 529, 10.1146/annurev-astro-081915-023441

    Bland-Hawthorn , J., & Gerhard , O. 2016, title The Galaxy in Context: Structural, Kinematic, and Integrated Properties , , 54, 529, 10.1146/annurev-astro-081915-023441

  17. [25]

    2012, title The CDS Cross-Match Service , in Astronomical Society of the Pacific Conference Series, Vol

    Boch , T., Pineau , F., & Derriere , S. 2012, title The CDS Cross-Match Service , in Astronomical Society of the Pacific Conference Series, Vol. 461, Astronomical Data Analysis Software and Systems XXI, ed. P. Ballester , D. Egret , & N. P. F. Lorente , 291

  18. [26]

    F., Ak , T., Yontan , T., et al

    Bostanc , Z. F., Ak , T., Yontan , T., et al. 2015, title A comprehensive study of the open cluster NGC 6866 , , 453, 1095, 10.1093/mnras/stv1665

  19. [27]

    F., Yontan , T., Bilir , S., et al

    Bostanc , Z. F., Yontan , T., Bilir , S., et al. 2018, title CCD UBV photometric study of five open clusters Dolidze 36, NGC 6728, NGC 6800, NGC 7209, and Platais 1 , , 363, 143, 10.1007/s10509-018-3364-4

  20. [28]

    2015, title galpy: A p ython Library for G alactic Dynamics, The Astrophysical Journal Supplement Series, 216, 29, 10.1088/0067-0049/216/2/29

    Bovy, J. 2015, title galpy: A p ython Library for G alactic Dynamics, The Astrophysical Journal Supplement Series, 216, 29, 10.1088/0067-0049/216/2/29

  21. [29]

    Bovy , J., & Rix , H.-W. 2013, title A Direct Dynamical Measurement of the Milky Way's Disk Surface Density Profile, Disk Scale Length, and Dark Matter Profile at 4 kpc < -0.5ex R < -0.5ex 9 kpc , , 779, 115, 10.1088/0004-637X/779/2/115

  22. [30]

    2012, title On the Local Dark Matter Density, The Astrophysical Journal, 756, 89, 10.1088/0004-637X/756/1/89

    Bovy, J., & Tremaine, S. 2012, title On the Local Dark Matter Density, The Astrophysical Journal, 756, 89, 10.1088/0004-637X/756/1/89

  23. [31]

    2008, title Old open clusters as key tracers of Galactic chemical evolution

    Bragaglia , A., Sestito , P., Villanova , S., et al. 2008, title Old open clusters as key tracers of Galactic chemical evolution. II. Iron and elemental abundances in NGC 2324, NGC 2477 NGC 2660, NGC 3960, and Berkeley 32 , , 480, 79, 10.1051/0004-6361:20077904

  24. [32]

    2012, title PARSEC: stellar tracks and isochrones with the PAdova and TRieste Stellar Evolution Code , , 427, 127, 10.1111/j.1365-2966.2012.21948.x

    Bressan , A., Marigo , P., Girardi , L., et al. 2012, title PARSEC: stellar tracks and isochrones with the PAdova and TRieste Stellar Evolution Code , , 427, 127, 10.1111/j.1365-2966.2012.21948.x

  25. [33]

    2021, title The GALAH+ Survey: Third Data Release , , 506, 150, 10.1093/mnras/stab1242

    Buder , S., Sharma , S., Kos , J., & others . 2021, title The GALAH+ Survey: Third Data Release , , 506, 150, 10.1093/mnras/stab1242

  26. [34]

    1975, title Non-uniform extinction in open star clusters and dispersion of the photometric sequences

    Burki , G. 1975, title Non-uniform extinction in open star clusters and dispersion of the photometric sequences. , , 43, 37

  27. [35]

    2023, title Galactic Model Parameters and Spatial Density of Cataclysmic Variables in the Gaia Era: New Constraints on Population Models , , 165, 163, 10.3847/1538-3881/acbead

    Canbay , R., Bilir , S., \"O zd \"o nmez , A., & Ak , T. 2023, title Galactic Model Parameters and Spatial Density of Cataclysmic Variables in the Gaia Era: New Constraints on Population Models , , 165, 163, 10.3847/1538-3881/acbead

  28. [37]

    2020, title Painting a portrait of the Galactic disc with its stellar clusters, Astronomy and Astrophysics, 640, A1, 10.1051/0004-6361/202038192

    Cantat-Gaudin, T., Anders, F., Castro-Ginard, A., et al. 2020, title Painting a portrait of the Galactic disc with its stellar clusters, Astronomy and Astrophysics, 640, A1, 10.1051/0004-6361/202038192

  29. [38]

    A., Clayton , G

    Cardelli , J. A., Clayton , G. C., & Mathis , J. S. 1989, title The Relationship between Infrared, Optical, and Ultraviolet Extinction , , 345, 245, 10.1086/167900

  30. [39]

    G., Majaess , D

    Carraro , G., Turner , D. G., Majaess , D. J., et al. 2017, title Extinction in the Star Cluster SAI 113 and Galactic Structure in Carina , , 153, 156, 10.3847/1538-3881/aa5c3a

  31. [40]

    2011, title Chemical abundance analysis of the open clusters Berkeley 32, NGC 752, Hyades, and Praesepe , , 535, A30, 10.1051/0004-6361/201117473

    Carrera , R., & Pancino , E. 2011, title Chemical abundance analysis of the open clusters Berkeley 32, NGC 752, Hyades, and Praesepe , , 535, A30, 10.1051/0004-6361/201117473

  32. [41]

    2022, title OCCASO

    Carrera , R., Casamiquela , L., Carbajo-Hijarrubia , J., et al. 2022, title OCCASO. IV. Radial velocities and open cluster kinematics , , 658, A14, 10.1051/0004-6361/202141832

  33. [42]

    2020, title The Gaia-ESO survey: the non-universality of the age-chemical-clocks-metallicity relations in the Galactic disc , , 639, A127, 10.1051/0004-6361/202038055

    Casali , G., Spina , L., Magrini , L., et al. 2020, title The Gaia-ESO survey: the non-universality of the age-chemical-clocks-metallicity relations in the Galactic disc , , 639, A127, 10.1051/0004-6361/202038055

  34. [43]

    2024, title Photometric and Kinematic Studies of Open Clusters Ruprecht 1 and Ruprecht 171 , Astronomische Nachrichten, 345, e20240054, 10.1002/asna.20240054

    C akmak , H., Yontan , T., Bilir , S., et al. 2024, title Photometric and Kinematic Studies of Open Clusters Ruprecht 1 and Ruprecht 171 , Astronomische Nachrichten, 345, e20240054, 10.1002/asna.20240054

  35. [44]

    C., Bilir , S., S ahin , T., & Plevne , O

    C nar , D. C., Bilir , S., S ahin , T., & Plevne , O. 2025, title Tracing the Galactic Origins of Selected Four G-type Stars in the Solar Neighborhood , , 170, 13, 10.3847/1538-3881/add343

  36. [45]

    C., Bisht , D., Bilir , S., Qin , S., & Saker , L

    C nar , D. C., Bisht , D., Bilir , S., Qin , S., & Saker , L. 2026 a , title Hot Degenerate Components in Blue Stragglers: A Multi-Wavelength SED Analysis of Nine Open Clusters with Swift/UVOT , arXiv e-prints, arXiv:2606.05321, 10.3847/1538-4357/ae7a33

  37. [46]

    C., Elsanhoury , W

    C nar , D. C., Elsanhoury , W. H., & Haroon , A. A. 2026 b , title Exploring the near galactic centre: A comprehensive study of bulge OCs HSC 25, HSC 37, HSC 2878 utilising Gaia DR3 data , , 125, 102532, 10.1016/j.newast.2026.102532

  38. [47]

    C., Tasdemir , S., Koc , S., & Iyer , S

    C nar , D. C., Tasdemir , S., Koc , S., & Iyer , S. 2024, title SED Analysis of the Old Open Cluster NGC 188 , Physics and Astronomy Reports, 2, 1, 10.26650/PAR.2024.00002

  39. [48]

    Q., & Zhao , G

    Chen , Y. Q., & Zhao , G. 2020, title Open clusters as tracers on radial migration of the galactic disc , , 495, 2673, 10.1093/mnras/staa1079

  40. [49]

    1997, title The Chemical Evolution of the Galaxy: The Two-Infall Model , , 477, 765, 10.1086/303726

    Chiappini , C., Matteucci , F., & Gratton , R. 1997, title The Chemical Evolution of the Galaxy: The Two-Infall Model , , 477, 765, 10.1086/303726

  41. [50]

    2001, title Abundance Gradients and the Formation of the Milky Way , , 554, 1044, 10.1086/321427

    Chiappini , C., Matteucci , F., & Romano , D. 2001, title Abundance Gradients and the Formation of the Milky Way , , 554, 1044, 10.1086/321427

  42. [51]

    2016, title Mesa Isochrones and Stellar Tracks (MIST)

    Choi , J., Dotter , A., Conroy , C., et al. 2016, title Mesa Isochrones and Stellar Tracks (MIST). I. Solar-scaled Models , , 823, 102, 10.3847/0004-637X/823/2/102

  43. [52]

    2023, title Gaia Data Release 3, astrophysics, 674, A41

    Collaboration, G., Bailer-Jones, C., Teyssier, D., et al. 2023, title Gaia Data Release 3, astrophysics, 674, A41

  44. [53]

    1967, title Nearest neighbor pattern classification, IEEE transactions on information theory, 13, 21

    Cover, T., & Hart, P. 1967, title Nearest neighbor pattern classification, IEEE transactions on information theory, 13, 21

  45. [54]

    Z., et al

    Delgado Mena , E., Tsantaki , M., Adibekyan , V. Z., et al. 2017, title Chemical abundances of 1111 FGK stars from the HARPS GTO planet search program. II. Cu, Zn, Sr, Y, Zr, Ba, Ce, Nd, and Eu , , 606, A94, 10.1051/0004-6361/201730535

  46. [55]

    2006, title Mass loss and orbital period decrease in detached chromospherically active binaries , , 366, 1511, 10.1111/j.1365-2966.2005.09948.x

    Demircan , O., Eker , Z., Karata s , Y., & Bilir , S. 2006, title Mass loss and orbital period decrease in detached chromospherically active binaries , , 366, 1511, 10.1111/j.1365-2966.2005.09948.x

  47. [56]

    P., Laird, N

    Dempster, A. P., Laird, N. M., & Rubin, D. B. 1977, title Maximum likelihood from incomplete data via the EM algorithm, Journal of the royal statistical society: series B (methodological), 39, 1

  48. [57]

    S., Alessi , B

    Dias , W. S., Alessi , B. S., Moitinho , A., & L \'e pine , J. R. D. 2002, title New catalogue of optically visible open clusters and candidates , , 389, 871, 10.1051/0004-6361:20020668

  49. [58]

    S., Monteiro , H., Moitinho , A., et al

    Dias , W. S., Monteiro , H., Moitinho , A., et al. 2021, title Updated parameters of 1743 open clusters based on Gaia DR2 , , 504, 356, 10.1093/mnras/stab770

  50. [59]

    2018, title The emergence of the galactic stellar mass function from a non-universal IMF in clusters , , 614, A43, 10.1051/0004-6361/201732490

    Dib , S., & Basu , S. 2018, title The emergence of the galactic stellar mass function from a non-universal IMF in clusters , , 614, A43, 10.1051/0004-6361/201732490

  51. [60]

    Dib , S., Schmeja , S., & Parker , R. J. 2018, title Structure and mass segregation in Galactic stellar clusters , , 473, 849, 10.1093/mnras/stx2413

  52. [61]

    2023, title The multiplicity fraction in 202 open clusters from Gaia , , 675, A89, 10.1051/0004-6361/202245219

    Donada , J., Anders , F., Jordi , C., et al. 2023, title The multiplicity fraction in 202 open clusters from Gaia , , 675, A89, 10.1051/0004-6361/202245219

  53. [62]

    2026, title The high-altitude, inner-disc, and chemically peculiar open cluster UBC 1052 , arXiv e-prints, arXiv:2604.11291, 10.48550/arXiv.2604.11291

    Donada , J., Casamiquela , L., Anders , F., et al. 2026, title The high-altitude, inner-disc, and chemically peculiar open cluster UBC 1052 , arXiv e-prints, arXiv:2604.11291, 10.48550/arXiv.2604.11291

  54. [63]

    M., & others

    Donati , P., Bragaglia , A., Cr \'e veling , M. M., & others . 2015, title Old open clusters and the Galactic metallicity gradient: Berkeley 32, NGC 752, Haffner 10, and Czernik 21 , , 453, 4311, 10.1093/mnras/stv1917

  55. [64]

    M., Cunha , K., & others

    Donor , J., Frinchaboy , P. M., Cunha , K., & others . 2020, title The Open Cluster Chemical Abundances and Mapping Survey. III. APOGEE-derived Elemental Abundances for 128 Open Clusters , , 159, 199, 10.3847/1538-3881/ab77bc

  56. [66]

    2016, title MESA Isochrones and Stellar Tracks (MIST) 0: Methods for the Construction of Stellar Isochrones , , 222, 8, 10.3847/0067-0049/222/1/8

    Dotter , A. 2016, title MESA Isochrones and Stellar Tracks (MIST) 0: Methods for the Construction of Stellar Isochrones , , 222, 8, 10.3847/0067-0049/222/1/8

  57. [67]

    2014, title The Catalogue of Stellar Parameters from the Detached Double-Lined Eclipsing Binaries in the Milky Way , , 31, e024, 10.1017/pasa.2014.17

    Eker , Z., Bilir , S., Soydugan , F., et al. 2014, title The Catalogue of Stellar Parameters from the Detached Double-Lined Eclipsing Binaries in the Milky Way , , 31, e024, 10.1017/pasa.2014.17

  58. [69]

    2024, title Fundamentals of Stars: A Critical Look at Mass-Luminosity Relations and Beyond , Physics and Astronomy Reports, 2, 41, 10.26650/PAR.2024.00001

    Eker , Z., Soydugan , F., & Bilir , S. 2024, title Fundamentals of Stars: A Critical Look at Mass-Luminosity Relations and Beyond , Physics and Astronomy Reports, 2, 41, 10.26650/PAR.2024.00001

  59. [70]

    2015, title Main-Sequence Effective Temperatures from a Revised Mass-Luminosity Relation Based on Accurate Properties , , 149, 131, 10.1088/0004-6256/149/4/131

    Eker , Z., Soydugan , F., Soydugan , E., et al. 2015, title Main-Sequence Effective Temperatures from a Revised Mass-Luminosity Relation Based on Accurate Properties , , 149, 131, 10.1088/0004-6256/149/4/131

  60. [71]

    2018, title Interrelated main-sequence mass-luminosity, mass-radius, and mass-effective temperature relations , , 479, 5491, 10.1093/mnras/sty1834

    Eker , Z., Bak s , V., Bilir , S., et al. 2018, title Interrelated main-sequence mass-luminosity, mass-radius, and mass-effective temperature relations , , 479, 5491, 10.1093/mnras/sty1834

  61. [72]

    Elsanhoury , W. H. 2021, title Photometric and kinematical analysis of Koposov 12 and Koposov 43 open clusters , Journal of Astrophysics and Astronomy, 42, 90, 10.1007/s12036-021-09771-x

  62. [73]

    H., Amin , M

    Elsanhoury , W. H., Amin , M. Y., Haroon , A. A., & Awad , Z. 2022, title A comprehensive photometric and kinematical characteristic of the newly discovered QCs clusters with Gaia EDR3 , Journal of Astrophysics and Astronomy, 43, 26, 10.1007/s12036-022-09810-1

  63. [74]

    H., Ta s demir , S., C nar , D

    Elsanhoury , W. H., Ta s demir , S., C nar , D. C., et al. 2026, title Exploring the Structure and Evolution of Four Young Open Clusters near the Galactic Mid-plane via Gaia DR3 , Research in Astronomy and Astrophysics, 26, 035020, 10.1088/1674-4527/ae3280

  64. [75]

    B., & Agertz , O

    Feltzing , S., Bowers , J. B., & Agertz , O. 2020, title Tracing the Birth of Stars: Can We Identify the Birthplace of Individual Stars? , , 493, 1419, 10.1093/mnras/staa340

  65. [76]

    M., McMillan , P

    Feltzing , S., Howes , L. M., McMillan , P. J., & Stonkut \. e , E. 2017, title On the metallicity dependence of the [Y/Mg]-age relation for solar-type stars , , 465, L109, 10.1093/mnrasl/slw209

  66. [77]

    W., Lang , D., & Goodman , J

    Foreman-Mackey , D., Hogg , D. W., Lang , D., & Goodman , J. 2013, title emcee: The MCMC Hammer , , 125, 306, 10.1086/670067

  67. [78]

    Frankel , N., Rix , H.-W., Ting , Y.-S., Ness , M., & Hogg , D. W. 2018, title Measuring Radial Orbit Migration in the Galactic Disk , , 865, 96, 10.3847/1538-4357/aadba5

  68. [79]

    2020, title Keeping It Cool: Much Orbit Migration, yet Little Heating, in the Galactic Disk , , 896, 15, 10.3847/1538-4357/ab910c

    Frankel , N., Sanders , J., Ting , Y.-S., & Rix , H.-W. 2020, title Keeping It Cool: Much Orbit Migration, yet Little Heating, in the Galactic Disk , , 896, 15, 10.3847/1538-4357/ab910c

  69. [80]

    2002, title The New Galaxy: Signatures of Its Formation , , 40, 487, 10.1146/annurev.astro.40.060401.093840

    Freeman , K., & Bland-Hawthorn , J. 2002, title The New Galaxy: Signatures of Its Formation , , 40, 487, 10.1146/annurev.astro.40.060401.093840

  70. [81]

    Friel , E. D. 1995, title The Old Open Clusters of the Milky Way , , 33, 381, 10.1146/annurev.aa.33.090195.002121

  71. [82]

    2022, VizieR Online Data Catalog: Gaia DR3 Part 4

    Gaia Collaboration . 2022, VizieR Online Data Catalog: Gaia DR3 Part 4. Variability (Gaia Collaboration, 2022) ,, VizieR On-line Data Catalog: I/358. Originally published in: 2023A&A...674A..20G

  72. [83]

    Gaia Collaboration , Prusti , T., de Bruijne , J. H. J., & others . 2016, title The Gaia mission , , 595, A1, 10.1051/0004-6361/201629272

  73. [84]

    Gaia Collaboration , Brown , A. G. A., Vallenari , A., et al. 2021, title Gaia Early Data Release 3. Summary of the contents and survey properties , , 649, A1, 10.1051/0004-6361/202039657

  74. [85]

    Gaia Collaboration , Vallenari , A., Brown , A. G. A., et al. 2023, title Gaia Data Release 3. Summary of the content and survey properties , , 674, A1, 10.1051/0004-6361/202243940

  75. [86]

    2018, title A Machine-learning-based Investigation of the Open Cluster M67, The Astrophysical Journal, 869, 9

    Gao, X. 2018, title A Machine-learning-based Investigation of the Open Cluster M67, The Astrophysical Journal, 869, 9

  76. [87]

    Gelman , A., & Rubin , D. B. 1992, title Inference from Iterative Simulation Using Multiple Sequences , Statistical Science, 7, 457, 10.1214/ss/1177011136

  77. [88]

    C., & others

    Gilmore , G., Randich , S., Worley , C. C., & others . 2022, title The Gaia-ESO Public Spectroscopic Survey: Implementation, data products, open cluster survey, science, and legacy , , 666, A120, 10.1051/0004-6361/202243134

  78. [89]

    2023, title CCD UBV and Gaia DR3 Analyses of the Open Clusters King 6 and NGC 1605 , , 166, 263, 10.3847/1538-3881/ad08b0

    Gokmen , S., Eker , Z., Yontan , T., et al. 2023, title CCD UBV and Gaia DR3 Analyses of the Open Clusters King 6 and NGC 1605 , , 166, 263, 10.3847/1538-3881/ad08b0

  79. [90]

    L., Borkova , T

    Gozha , M. L., Borkova , T. V., & Marsakov , V. A. 2012, title Heterogeneity of the population of open star clusters in the Galaxy , Astronomy Letters, 38, 506, 10.1134/S1063773712070018

  80. [91]

    M., Schlafly , E., Zucker , C., Speagle , J

    Green , G. M., Schlafly , E., Zucker , C., Speagle , J. S., & Finkbeiner , D. 2019, title A 3D Dust Map Based on Gaia, Pan-STARRS 1, and 2MASS , , 887, 93, 10.3847/1538-4357/ab5362

  81. [92]

    C., et al

    Hourihane , A., Fran c ois , P., Worley , C. C., et al. 2023, title The Gaia-ESO Survey: Homogenisation of stellar parameters and elemental abundances , , 676, A129, 10.1051/0004-6361/202345910

  82. [93]

    L., & Reffert , S

    Hunt , E. L., & Reffert , S. 2024, title Improving the open cluster census. III. Using cluster masses, radii, and dynamics to create a cleaned open cluster catalogue , , 686, A42, 10.1051/0004-6361/202348662

  83. [94]

    2006, title Angular momentum evolution of Algol binaries , , 373, 435, 10.1111/j.1365-2966.2006.11052.x

    Ibano g lu , C., Soydugan , F., Soydugan , E., & Dervi s o g lu , A. 2006, title Angular momentum evolution of Algol binaries , , 373, 435, 10.1111/j.1365-2966.2006.11052.x

  84. [95]

    Inagaki , S., & Saslaw , W. C. 1985, title Equipartition in multicomponent gravitational systems , , 292, 339, 10.1086/163164

  85. [96]

    J., Jeffries , R

    Jackson , R. J., Jeffries , R. D., Wright , N. J., et al. 2022, title The Gaia-ESO Survey: Membership probabilities for stars in 63 open and 7 globular clusters from 3D kinematics , , 509, 1664, 10.1093/mnras/stab3032

  86. [97]

    V., Sindhu , N., & Subramaniam , A

    Jadhav , V. V., Sindhu , N., & Subramaniam , A. 2019, title UVIT Open Cluster Study. II. Detection of Extremely Low Mass White Dwarfs and Post-Mass Transfer Binaries in M67 , , 886, 13, 10.3847/1538-4357/ab4b43

  87. [98]

    V., & Subramaniam , A

    Jadhav , V. V., & Subramaniam , A. 2021, title Blue straggler stars in open clusters using Gaia: dependence on cluster parameters and possible formation pathways , , 507, 1699, 10.1093/mnras/stab2264

  88. [99]

    C., Maurya , J., John , A

    Joshi , Y. C., Maurya , J., John , A. A., et al. 2020, title Photometric, kinematic, and variability study in the young open cluster NGC 1960 , , 492, 3602, 10.1093/mnras/staa029

  89. [100]

    2011, title An Improved Metallicity Calibration with UBV Photometry , , 28, 95, 10.1071/AS10026

    Karaali , S., Bilir , S., Ak , S., Yaz , E., & Co s kuno g lu , B. 2011, title An Improved Metallicity Calibration with UBV Photometry , , 28, 95, 10.1071/AS10026

  90. [101]

    2025, title A Multidata Approach to Open Clusters: Roslund 3 and Ruprecht 174 in CCD UBV and Gaia DR3 Context , , 170, 149, 10.3847/1538-3881/adef16

    Karag \"o z , H., Yontan , T., Bilir , S., et al. 2025, title A Multidata Approach to Open Clusters: Roslund 3 and Ruprecht 174 in CCD UBV and Gaia DR3 Context , , 170, 149, 10.3847/1538-3881/adef16

  91. [102]

    V., Piskunov , A

    Kharchenko , N. V., Piskunov , A. E., Schilbach , E., R \"o ser , S., & Scholz , R.-D. 2013, title Global survey of star clusters in the Milky Way. II. The catalogue of basic parameters , , 558, A53, 10.1051/0004-6361/201322302

  92. [103]

    V., Piskunov , A

    Kharchenko , N. V., Piskunov , A. E., Schilbach , E., R \"o ser , S., & Scholz , R.-D. 2016, title Global survey of star clusters in the Milky Way. V. Integrated JHK _ S magnitudes and luminosity functions , , 585, A101, 10.1051/0004-6361/201527292

  93. [104]

    1962, title The structure of star clusters

    King, I. 1962, title The structure of star clusters. I. an empirical density law, Astronomical Journal, 67, 471, 10.1086/108756

  94. [105]

    I., & Lugaro , M

    Kobayashi , C., Karakas , A. I., & Lugaro , M. 2020, title The Origin of Elements from Carbon to Uranium , , 900, 179, 10.3847/1538-4357/abae65

  95. [106]

    2006, title Galactic Chemical Evolution: Carbon through Zinc , , 653, 1145, 10.1086/508914

    Kobayashi , C., Umeda , H., Nomoto , K., Tominaga , N., & Ohkubo , T. 2006, title Galactic Chemical Evolution: Carbon through Zinc , , 653, 1145, 10.1086/508914

  96. [107]

    Kounkel , M., Covey , K., & Stassun , K. G. 2020, title Untangling the Galaxy. II. Structure within 3 kpc , , 160, 279, 10.3847/1538-3881/abc0e6

  97. [108]

    2025, title The MiMO Catalog: Physical Parameters and Stellar Mass Functions of 1232 Open Clusters from Gaia DR3 , , 170, 288, 10.3847/1538-3881/ae0cb6

    Li , L., Shao , Z., Li , Z., & Fu , X. 2025, title The MiMO Catalog: Physical Parameters and Stellar Mass Functions of 1232 Open Clusters from Gaia DR3 , , 170, 288, 10.3847/1538-3881/ae0cb6

  98. [109]

    Lightkurve Collaboration , Cardoso , J. V. d. M., Hedges , C., et al. 2018, Lightkurve: Kepler and TESS time series analysis in Python ,, Astrophysics Source Code Library, record ascl:1812.013 1812.013

  99. [110]

    Linck , E., & Mathieu , R. D. 2026, title The Distribution of Blue Straggler Stars in the Color-Magnitude Diagrams of Old Open Clusters , arXiv e-prints, arXiv:2605.14187. 2605.14187

  100. [111]

    A., Hern \'a ndez , J., et al

    Lindegren , L., Klioner , S. A., Hern \'a ndez , J., et al. 2021, title Gaia Early Data Release 3. The astrometric solution , , 649, A2, 10.1051/0004-6361/202039709

  101. [112]

    2019, title A Catalog of Newly Identified Star Clusters in Gaia DR2 , , 245, 32, 10.3847/1538-4365/ab530a

    Liu , L., & Pang , X. 2019, title A Catalog of Newly Identified Star Clusters in Gaia DR2 , , 245, 32, 10.3847/1538-4365/ab530a

  102. [113]

    V., & Popova , M

    Loktin , A. V., & Popova , M. E. 2017, title Updated version of the 'homogeneous catalog of open cluster parameters' , Astrophysical Bulletin, 72, 257, 10.1134/S1990341317030154

  103. [114]

    Lomb , N. R. 1976, title Least-Squares Frequency Analysis of Unequally Spaced Data , , 39, 447, 10.1007/BF00648343

  104. [115]

    L., Minchev , I., Buck , T., et al

    Lu , Y. L., Minchev , I., Buck , T., et al. 2024, title There is no place like home - finding birth radii of stars in the Milky Way , , 535, 392, 10.1093/mnras/stae2364

  105. [116]

    2009, title The evolution of the Galactic metallicity gradient from high-resolution spectroscopy of open clusters , , 494, 95, 10.1051/0004-6361:200810634

    Magrini , L., Sestito , P., Randich , S., & Galli , D. 2009, title The evolution of the Galactic metallicity gradient from high-resolution spectroscopy of open clusters , , 494, 95, 10.1051/0004-6361:200810634

  106. [117]

    2017, title The Gaia-ESO Survey: radial metallicity gradients and age-metallicity relation of stars in the Milky Way disk , , 603, A2, 10.1051/0004-6361/201630099

    Magrini , L., Sestito , P., Randich , S., Galli , D., & others . 2017, title The Gaia-ESO Survey: radial metallicity gradients and age-metallicity relation of stars in the Milky Way disk , , 603, A2, 10.1051/0004-6361/201630099

  107. [118]

    2023, title The Gaia-ESO Survey: age-metallicity relations of clusters and their implications for chemical evolution , , 669, A119, 10.1051/0004-6361/202244957

    Magrini , L., Viscasillas V \'a zquez , C., Spina , L., & others . 2023, title The Gaia-ESO Survey: age-metallicity relations of clusters and their implications for chemical evolution , , 669, A119, 10.1051/0004-6361/202244957

  108. [119]

    R., Schiavon , R

    Majewski , S. R., Schiavon , R. P., Frinchaboy , P. M., & others . 2017, title The Apache Point Observatory Galactic Evolution Experiment (APOGEE) , , 154, 94, 10.3847/1538-3881/aa784d

  109. [120]

    2015, title Carbon, nitrogen and -element abundances determine the formation sequence of the Galactic thick and thin discs , , 453, 1855, 10.1093/mnras/stv1731

    Masseron , T., & Gilmore , G. 2015, title Carbon, nitrogen and -element abundances determine the formation sequence of the Galactic thick and thin discs , , 453, 1855, 10.1093/mnras/stv1731

  110. [121]

    2000, title Finite mixture models, A wiley-interscience publication

    McLachlan, G. 2000, title Finite mixture models, A wiley-interscience publication

  111. [122]

    McMillan , P. J. 2017, title The mass distribution and gravitational potential of the Milky Way , , 465, 76, 10.1093/mnras/stw2759

  112. [123]

    1997, title Abundance Ratios and Galactic Chemical Evolution , , 35, 503, 10.1146/annurev.astro.35.1.503

    McWilliam , A. 1997, title Abundance Ratios and Galactic Chemical Evolution , , 35, 503, 10.1146/annurev.astro.35.1.503

  113. [124]

    P., Piotto , G., Bedin , L

    Milone , A. P., Piotto , G., Bedin , L. R., et al. 2012, title The ACS survey of Galactic globular clusters. XII. Photometric binaries along the main sequence , , 540, A16, 10.1051/0004-6361/201016384

  114. [125]

    2018, title New constraints on radial migration in the Milky Way disk: multi-element abundance patterns , , 481, 1645, 10.1093/mnras/sty2033

    Minchev , I., Anders , F., Recio-Blanco , A., & others . 2018, title New constraints on radial migration in the Milky Way disk: multi-element abundance patterns , , 481, 1645, 10.1093/mnras/sty2033

  115. [126]

    2013, title Chemodynamical evolution of the Milky Way disk

    Minchev , I., Chiappini , C., & Martig , M. 2013, title Chemodynamical evolution of the Milky Way disk. I. The solar vicinity , , 558, A9, 10.1051/0004-6361/201220189

  116. [127]

    2014, title Chemodynamical Evolution of the Milky Way Disk

    Minchev , I., Chiappini , C., & Martig , M. 2014, title Chemodynamical Evolution of the Milky Way Disk. II. Variations with Galactic Radius and Height above the Midplane , , 804, L9, 10.1088/2041-8205/804/1/L9

  117. [128]

    1975, title Three-dimensional models for the distribution of mass in galaxies, Publications of the Astronomical Society of Japan, 27, 533

    Miyamoto, M., & Nagai, R. 1975, title Three-dimensional models for the distribution of mass in galaxies, Publications of the Astronomical Society of Japan, 27, 533

  118. [129]

    2022, title The Open Cluster Chemical Abundances and Mapping Survey

    Myers , N., Donor , J., Spoo , T., & others . 2022, title The Open Cluster Chemical Abundances and Mapping Survey. IV. Abundances for 128 Open Clusters , , 164, 85, 10.3847/1538-3881/ac7ce5

  119. [130]

    F., Frenk , C

    Navarro , J. F., Frenk , C. S., & White , S. D. M. 1996, title The Structure of Cold Dark Matter Halos , Astrophysical Journal, 462, 563, 10.1086/177173

  120. [131]

    A., C akmak , H., Michel , R., & Karata s , Y

    Netopil , M., Oralhan , \.I . A., C akmak , H., Michel , R., & Karata s , Y. 2022, title The Galactic metallicity gradient shown by open clusters in the light of radial migration , , 509, 421, 10.1093/mnras/stab2961

  121. [132]

    2016, title On the metallicity of open clusters

    Netopil , M., Paunzen , E., Heiter , U., & Soubiran , C. 2016, title On the metallicity of open clusters. III. Homogenised sample , , 585, A150, 10.1051/0004-6361/201526370

  122. [133]

    Nissen , P. E. 2015, title High-precision abundances of elements in solar twin stars. Trends with stellar age and elemental condensation temperature , , 579, A52, 10.1051/0004-6361/201526269

  123. [134]

    O nal Ta s , \

    \"O nal Ta s , \"O ., Bilir , S., & Plevne , O. 2018, title Local stellar kinematics from RAVE data VIII. Effects of the Galactic disc perturbations on stellar orbits of red clump stars , , 363, 35, 10.1007/s10509-018-3248-7

  124. [135]

    O nal Ta s , \

    \"O nal Ta s , \"O ., Bilir , S., Seabroke , G. M., et al. 2016, title Local Stellar Kinematics from RAVE data VII. Metallicity Gradients from Red Clump Stars , , 33, e044, 10.1017/pasa.2016.33

  125. [136]

    M., Frinchaboy , P

    Otto , J. M., Frinchaboy , P. M., Myers , N. R., et al. 2026, title The Open Cluster Chemical Abundances and Mapping Survey. VIII. Galactic Chemical Gradient and Azimuthal Analysis from SDSS/MWM DR19 , , 171, 91, 10.3847/1538-3881/ae28d8

  126. [137]

    2022, title Chemical evolution models for the Milky Way with yields from rotating massive stars , , 509, 3997, 10.1093/mnras/stab3089

    Palla , M., Matteucci , F., Spitoni , E., Vincenzo , F., & Grisoni , V. 2022, title Chemical evolution models for the Milky Way with yields from rotating massive stars , , 509, 3997, 10.1093/mnras/stab3089

  127. [138]

    2002, title Installation and commissioning of FLAMES, the VLT Multifibre Facility , The Messenger, 110, 1

    Pasquini , L., Avila , G., Blecha , A., et al. 2002, title Installation and commissioning of FLAMES, the VLT Multifibre Facility , The Messenger, 110, 1

  128. [139]

    O nal Ta s , \

    Plevne , O., \"O nal Ta s , \"O ., Bilir , S., & Seabroke , G. M. 2020, title Multiwavelength Absolute Magnitudes and Colors of Red Clump Stars in the Gaia Era , , 893, 108, 10.3847/1538-4357/ab80bb

  129. [140]

    F., McMillan , S

    Portegies Zwart , S. F., McMillan , S. L. W., & Gieles , M. 2010, title Young Massive Star Clusters , , 48, 431, 10.1146/annurev-astro-081309-130834

  130. [141]

    C., De Silva , G., Sharma , S., & others

    Quillen , A. C., De Silva , G., Sharma , S., & others . 2018, title Kinematic Groups Beyond the Solar Neighbourhood with GALAH , , 478, 228, 10.1093/mnras/sty865

  131. [142]

    2021, title A new, Gaia-based, catalogue of blue straggler stars in open clusters, Astronomy & Astrophysics, 650, A67

    Rain, M., Ahumada, J., & Carraro, G. 2021, title A new, Gaia-based, catalogue of blue straggler stars in open clusters, Astronomy & Astrophysics, 650, A67

  132. [143]

    J., Pera , M

    Rain , M. J., Pera , M. S., Perren , G. I., et al. 2024, title Binary origin of blue straggler stars in Galactic star clusters , , 685, A33, 10.1051/0004-6361/202347499

  133. [144]

    Randich , S., Gilmore , G., Magrini , L., & others . 2022, title The Gaia-ESO Public Spectroscopic Survey: Motivation, implementation, GIRAFFE data processing, analysis, and final data products , , 666, A121, 10.1051/0004-6361/202243141

  134. [145]

    2009, title Membership and lithium in the old, metal-poor open cluster Berkeley 32 , , 496, 441, 10.1051/0004-6361/200810995

    Randich , S., Pace , G., Pastori , L., & Bragaglia , A. 2009, title Membership and lithium in the old, metal-poor open cluster Berkeley 32 , , 496, 441, 10.1051/0004-6361/200810995

  135. [146]

    2018, title The Gaia-ESO Survey: open clusters in Gaia-DR1

    Randich , S., Tognelli , E., Jackson , R., et al. 2018, title The Gaia-ESO Survey: open clusters in Gaia-DR1 . A way forward to stellar age calibration , , 612, A99, 10.1051/0004-6361/201731738

  136. [147]

    2025, title Evolution of the radial interstellar medium metallicity gradient in the Milky Way disk since redshift 3 , , 698, A267, 10.1051/0004-6361/202452658

    Ratcliffe , B., Khoperskov , S., Minchev , I., et al. 2025, title Evolution of the radial interstellar medium metallicity gradient in the Milky Way disk since redshift 3 , , 698, A267, 10.1051/0004-6361/202452658

  137. [148]

    2026, title Rediscovering the Milky Way with an orbit superposition approach and APOGEE data: IV

    Ratcliffe , B., Khoperskov , S., Lee , N., et al. 2026, title Rediscovering the Milky Way with an orbit superposition approach and APOGEE data: IV. The disc growth and history of star formation , , 706, A103, 10.1051/0004-6361/202557057

  138. [149]

    R., Winn , J

    Ricker , G. R., Winn , J. N., Vanderspek , R., et al. 2015, title Transiting Exoplanet Survey Satellite (TESS) , Journal of Astronomical Telescopes, Instruments, and Systems, 1, 014003, 10.1117/1.JATIS.1.1.014003

  139. [150]

    R., Winn, J

    Ricker, G. R., Winn, J. N., Vanderspek, R., et al. 2015, title Transiting exoplanet survey satellite, Journal of Astronomical Telescopes, Instruments, and Systems, 1, 014003

  140. [151]

    W., et al

    Riello , M., De Angeli , F., Evans , D. W., et al. 2021, title Gaia Early Data Release 3. Photometric content and validation , , 649, A3, 10.1051/0004-6361/202039587

  141. [152]

    P., Tollerud, E

    Robitaille, T. P., Tollerud, E. J., Greenfield, P., et al. 2013 , title Astropy: A community Python package for astronomy, Astronomy & Astrophysics, 558, A33

  142. [153]

    I., Tosi , M., & Matteucci , F

    Romano , D., Karakas , A. I., Tosi , M., & Matteucci , F. 2010, title Quantifying the uncertainties of chemical evolution studies. II. Stellar yields , , 522, A32, 10.1051/0004-6361/201014483

  143. [154]

    P., Quinn , T

    Ro s kar , R., Debattista , V. P., Quinn , T. R., Stinson , G. S., & Wadsley , J. 2008, title Riding the Spiral Waves: Implications of Stellar Migration for the Properties of Galactic Disks , , 684, L79, 10.1086/592231

  144. [155]

    P., Jiang , I.-G., Bisht , D., Yadav , R

    Sariya , D. P., Jiang , I.-G., Bisht , D., Yadav , R. K. S., & Rangwal , G. 2021, title Astrometric and Photometric Investigation of Three Old Age Open Clusters in the Gaia Era: Berkeley 32, Berkeley 98, and King 23 , , 161, 102, 10.3847/1538-3881/abd31f

  145. [156]

    Scargle , J. D. 1982, title Studies in astronomical time series analysis. II. Statistical aspects of spectral analysis of unevenly spaced data. , , 263, 835, 10.1086/160554

  146. [157]

    F., & Finkbeiner , D

    Schlafly , E. F., & Finkbeiner , D. P. 2011, title Measuring Reddening with Sloan Digital Sky Survey Stellar Spectra and Recalibrating SFD , , 737, 103, 10.1088/0004-637X/737/2/103

  147. [158]

    2009, title Chemical evolution with radial mixing , , 396, 203, 10.1111/j.1365-2966.2009.14750.x

    Sch \"o nrich , R., & Binney , J. 2009, title Chemical evolution with radial mixing , , 396, 203, 10.1111/j.1365-2966.2009.14750.x

  148. [159]

    A., & Binney , J

    Sellwood , J. A., & Binney , J. J. 2002, title Radial mixing in galactic discs , , 336, 785, 10.1046/j.1365-8711.2002.05806.x

  149. [160]

    R., Fusi Pecci , F., & Sarajedini , A

    Sollima , A., Beccari , G., Ferraro , F. R., Fusi Pecci , F., & Sarajedini , A. 2007, title The fraction of binary systems in the core of 13 low-density Galactic globular clusters , , 380, 781, 10.1111/j.1365-2966.2007.12116.x

  150. [161]

    2018, title Open cluster kinematics with Gaia DR2 , , 619, A155, 10.1051/0004-6361/201834020

    Soubiran , C., Cantat-Gaudin , T., Romero-G \'o mez , M., et al. 2018, title Open cluster kinematics with Gaia DR2 , , 619, A155, 10.1051/0004-6361/201834020

  151. [162]

    2022, title The GALAH Survey: chemical tagging and tracing the birth of open clusters , , 511, 1217, 10.1093/mnras/stab3671

    Spina , L., Ness , M., Nordlander , T., & others . 2022, title The GALAH Survey: chemical tagging and tracing the birth of open clusters , , 511, 1217, 10.1093/mnras/stab3671

  152. [163]

    I., et al

    Spina , L., Mel \'e ndez , J., Karakas , A. I., et al. 2018, title The temporal evolution of neutron-capture elements in the Galactic discs , , 474, 2580, 10.1093/mnras/stx2938

  153. [164]

    M., et al

    Spina , L., Ting , Y.-S., De Silva , G. M., et al. 2021, title The GALAH survey: tracing the Galactic disc with open clusters , , 503, 3279, 10.1093/mnras/stab471

  154. [165]

    Spitzer , Lyman, J., & Hart , M. H. 1971, title Random Gravitational Encounters and the Evolution of Spherical Systems. I. Method , , 164, 399, 10.1086/150855

  155. [166]

    C., Canbay , R., et al

    Ta s demir , S., C nar , D. C., Canbay , R., et al. 2025, title Comprehensive Analysis of Middle-Aged Open Cluster NGC 6793 in Vulpecula via Gaia DR3 Data , Physics and Astronomy Reports, 3, 1, 10.26650/PAR.2025.00003

  156. [167]

    2023, title Analysis of the Young Open Cluster Trumpler 2 Using Gaia DR3 Data , Physics and Astronomy Reports, 1, 1, 10.26650/PAR.2023.00001

    Ta s demir , S., & Yontan , T. 2023, title Analysis of the Young Open Cluster Trumpler 2 Using Gaia DR3 Data , Physics and Astronomy Reports, 1, 1, 10.26650/PAR.2023.00001

  157. [168]

    2017, title Chemical analysis of the open cluster Berkeley 32 , , 465, 19, 10.1093/mnras/stw2642

    Tang , B., Geisler , D., Friel , E., & others . 2017, title Chemical analysis of the open cluster Berkeley 32 , , 465, 19, 10.1093/mnras/stw2642

  158. [169]

    2025, title A Comprehensive Study of Czernik 41 and NGC 1342 Using CCD UBV and Gaia DR3 Data , , 170, 164, 10.3847/1538-3881/adefe0

    Tan k \"O zt \"u rk , B., Bilir , S., Yontan , T., et al. 2025, title A Comprehensive Study of Czernik 41 and NGC 1342 Using CCD UBV and Gaia DR3 Data , , 170, 164, 10.3847/1538-3881/adefe0

  159. [170]

    2021, title 3D kinematics and age distribution of the open cluster population , , 647, A19, 10.1051/0004-6361/202039388

    Tarricq , Y., Soubiran , C., Casamiquela , L., et al. 2021, title 3D kinematics and age distribution of the open cluster population , , 647, A19, 10.1051/0004-6361/202039388

  160. [171]

    H., C nar , D

    Ta s demir , S., Elsanhoury , W. H., C nar , D. C., Haroon , A., & Bilir , S. 2026, title Comprehensive Gaia DR3-based Astrometric, Photometric, and Kinematic Studies of the Binary Open Cluster h and Persei , Research in Astronomy and Astrophysics, 26, 045016, 10.1088/1674-4527/ae3d11

  161. [172]

    2021, TESS Light Curves - All Sectors, STScI/MAST, 10.17909/T9-NMC8-F686

    TESS Team . 2021, TESS Light Curves - All Sectors, STScI/MAST, 10.17909/T9-NMC8-F686

  162. [173]

    2009, title Star-Formation Histories, Abundances, and Kinematics of Dwarf Galaxies in the Local Group , , 47, 371, 10.1146/annurev-astro-082708-101650

    Tolstoy , E., Hill , V., & Tosi , M. 2009, title Star-Formation Histories, Abundances, and Kinematics of Dwarf Galaxies in the Local Group , , 47, 371, 10.1146/annurev-astro-082708-101650

  163. [174]

    2022, title Survey of Surveys

    Tsantaki , M., Pancino , E., Marrese , P., et al. 2022, title Survey of Surveys. I. The largest compilation of radial velocities for the Galaxy , , 659, A95, 10.1051/0004-6361/202141702

  164. [175]

    2019, title Vertical and radial metallicity gradients in high latitude galactic fields with SDSS , Advances in Space Research, 63, 1360, 10.1016/j.asr.2018.10.041

    Tun c el G \"u c tekin , S., Bilir , S., Karaali , S., Plevne , O., & Ak , S. 2019, title Vertical and radial metallicity gradients in high latitude galactic fields with SDSS , Advances in Space Research, 63, 1360, 10.1016/j.asr.2018.10.041

  165. [176]

    H., Scott , J., et al

    von Hippel , T., Jefferys , W. H., Scott , J., et al. 2006, title Inverting Color-Magnitude Diagrams to Access Precise Star Cluster Parameters: A Bayesian Approach , , 645, 1436, 10.1086/504369

  166. [177]

    von Hippel , T., Steinhauer , A., Sarajedini , A., & Deliyannis , C. P. 2002, title WIYN Open Cluster Study. XI. WIYN 3.5 meter Deep Photometry of M35 (NGC 2168) , , 124, 1555, 10.1086/341951

  167. [178]

    e , I., Vansevi c ius , V., Kodaira , K., et al

    S ablevi c i \= u t \. e , I., Vansevi c ius , V., Kodaira , K., et al. 2006, title A Survey of Compact Star Clusters in the South-West Field of the M 31 Disk. Structural Parameters , Baltic Astronomy, 15, 547, 10.48550/arXiv.astro-ph/0701774

  168. [179]

    2023a, title An Investigation of Open Clusters Berkeley 68 and Stock 20 Using CCD UBV and Gaia DR3 Data , , 165, 79, 10.3847/1538-3881/aca6f0

    Yontan , T. 2023a, title An Investigation of Open Clusters Berkeley 68 and Stock 20 Using CCD UBV and Gaia DR3 Data , , 165, 79, 10.3847/1538-3881/aca6f0

  169. [180]

    2023b, title CCD UBV and Gaia DR3 based analysis of NGC 189, NGC 1758 and NGC 7762 open clusters , Advances in Space Research, 72, 1454, 10.1016/j.asr.2023.04.015

    Yontan , T., Bilir , S., C akmak , H., et al. 2023b, title CCD UBV and Gaia DR3 based analysis of NGC 189, NGC 1758 and NGC 7762 open clusters , Advances in Space Research, 72, 1454, 10.1016/j.asr.2023.04.015

  170. [181]

    2023c, title Comprehensive Analysis of the Open Cluster Collinder 74 , Physics and Astronomy Reports, 1, 65, 10.26650/PAR.2023.00008

    Yontan , T., & Canbay , R. 2023c, title Comprehensive Analysis of the Open Cluster Collinder 74 , Physics and Astronomy Reports, 1, 65, 10.26650/PAR.2023.00008

  171. [182]

    F., et al

    Yontan , T., Bilir , S., Bostanc , Z. F., et al. 2015, title CCD UBVRI photometry of NGC 6811 , , 355, 267, 10.1007/s10509-014-2175-5

  172. [183]

    F., et al

    Yontan , T., Bilir , S., Bostanc , Z. F., et al. 2019, title CCD UBV photometric and Gaia astrometric study of eight open clusters ASCC 115, Collinder 421, NGC 6793, NGC 7031, NGC 7039, NGC 7086, Roslund 1 and Stock 21 , , 364, 152, 10.1007/s10509-019-3640-y

  173. [184]

    2021, title A study of open clusters Frolov 1 and NGC 7510 using CCD UBV photometry and Gaia DR2 astrometry , Astronomische Nachrichten, 342, 538, 10.1002/asna.202113837

    Yontan , T., Bilir , S., Ak , T., et al. 2021, title A study of open clusters Frolov 1 and NGC 7510 using CCD UBV photometry and Gaia DR2 astrometry , Astronomische Nachrichten, 342, 538, 10.1002/asna.202113837

  174. [185]

    2022, title A Study of the NGC 1193 and NGC 1798 Open Clusters Using CCD UBV Photometric and Gaia EDR3 Data , , 58, 333, 10.22201/ia.01851101p.2022.58.02.14

    Yontan , T., C akmak , T., Bilir , S., et al. 2022, title A Study of the NGC 1193 and NGC 1798 Open Clusters Using CCD UBV Photometric and Gaia EDR3 Data , , 58, 333, 10.22201/ia.01851101p.2022.58.02.14

  175. [186]

    2024, title The Fundamental Parameters and Evolutionary Status of V454 Aurigae , Physics and Astronomy Reports, 2, 18, 10.26650/PAR.2024.00003

    Y\"ucel , G., Canbay , R., & Bak s , V. 2024, title The Fundamental Parameters and Evolutionary Status of V454 Aurigae , Physics and Astronomy Reports, 2, 18, 10.26650/PAR.2024.00003

  176. [187]

    2020, title Stellar populations in star clusters , , 640, A127, 10.1051/0004-6361/202037683

    Zhong , J., Chen , L., Wu , D., & others . 2020, title Stellar populations in star clusters , , 640, A127, 10.1051/0004-6361/202037683

Pith tools

Reviewed August 2, 2026 · model on record in the stance chip above.