Figure 4 from A Wide Planetary Mass Companion Discovered through the Citizen Science Project Backyard Worlds: Planet 9

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A Wide Planetary Mass Companion Discovered through the Citizen Science Project Backyard Worlds: Planet 9

Authors: Jacqueline K. Faherty, Jonathan Gagné, Mark Popinchalk, Johanna M. Vos, Adam J. Burgasser, Jörg Schümann, Adam C. Schneider, J. Davy Kirkpatrick, Aaron M. Meisner, Marc J. Kuchner, Daniella C. Bardalez Gagliuffi, Federico Marocco, Dan Caselden, Eileen C. Gonzales, Austin Rothermich, Sarah L. Casewell, John H. Debes, Christian Aganze, Andrew Ayala, Chih-Chun Hsu, William J. Cooper, R. L. Smart, Roman Gerasimov, and Christopher A. Theissen

2021 The Astrophysical Journal 923 48.

Provider: AAS Journals

Caption: Figure 4.

The SpeX prism spectrum of W1243 normalized band by band and compared to various isolated young L dwarfs and planetary mass companions. Top: compared to DENIS 0205, 2M2244, and W0047. Middle: compared to 2M1207b, PSO 318, W1147, and W1119. Bottom: compared to the HR8799bcde planets. Error bars are shown for the HR8799 companions given their significance against the data.

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