1 code implementation • 22 May 2018 • Caleb I. Cañas, Chad F. Bender, Suvrath Mahadevan, Scott W. Fleming, Thomas G. Beatty, Kevin R. Covey, Nathan De Lee, Fred R. Hearty, D. A. García-Hernández, Steven R. Majewski, Donald P. Schneider, Keivan G. Stassun, Robert F. Wilson
Using spectroscopic radial velocities with the APOGEE instrument and Gaia distance estimates, we demonstrate that Kepler-503b, currently considered a validated Kepler planet, is in fact a brown-dwarf/low-mass star in a nearly circular 7. 2-day orbit around a subgiant star.
Solar and Stellar Astrophysics Earth and Planetary Astrophysics
