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Ross 19B: An Extremely Cold Companion Discovered via the Backyard Worlds: Planet 9 Citizen Science Project

  • Authors: Adam C. Schneider, Aaron M. Meisner, Jonathan Gagné, Jacqueline K. Faherty, Federico Marocco, Adam J. Burgasser, J. Davy Kirkpatrick, Marc J. Kuchner, Léopold Gramaize, Austin Rothermich, Hunter Brooks, Frederick J. Vrba, Daniella Bardalez Gagliuffi, Dan Caselden, Michael C. Cushing, Christopher R. Gelino, Michael R. Line, Sarah L. Casewell, John H. Debes, Christian Aganze, Andrew Ayala, Roman Gerasimov, Eileen C. Gonzales, Chih-Chun Hsu, Rocio Kiman, Mark Popinchalk, Christopher Theissen

Adam C. Schneider et al 2021 The Astrophysical Journal 921 .

  • Provider: AAS Journals

Caption: Figure 3.

IRTF/SXD J-band (top) H-band (middle), and K-band (bottom) spectrum of Ross 19A compared to Gl 273 (Luyten’s Star), which has a similar spectral type. Prominent absorption features are labeled.

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