Robust detection of 15NH3, H2^18O, and H2^17O isotopologues in the atmosphere of cold COCONUTS-2b via full-resolution MIRI/MRS spectroscopy, atmospheric retrievals, leave-one-out analysis, and Bayes factor comparison.
F., Spiegelman, F., & Kielkopf, J
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GRAVITY+ observations yield a 12CO/13CO ratio of 91^{+24}_{-17} in β Pictoris b consistent with solar/ISM values and a tentative 1.4% atmospheric variability amplitude.
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Oxygen and nitrogen isotopologues on cold COCONUTS-2b observed with MIRI/MRS
Robust detection of 15NH3, H2^18O, and H2^17O isotopologues in the atmosphere of cold COCONUTS-2b via full-resolution MIRI/MRS spectroscopy, atmospheric retrievals, leave-one-out analysis, and Bayes factor comparison.
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$^{13}$CO and potential variability in $\beta$ Pictoris b with GRAVITY+
GRAVITY+ observations yield a 12CO/13CO ratio of 91^{+24}_{-17} in β Pictoris b consistent with solar/ISM values and a tentative 1.4% atmospheric variability amplitude.