SIMBAD references

2010ApJ...725.1633H - Astrophys. J., 725, 1633-1643 (2010/December-3)

Kepler observations of three pre-launch exoplanet candidates: discovery of two eclipsing binaries and a new exoplanet.

HOWELL S.B., ROWE J.F., SHERRY W., VON BRAUN K., CIARDI D.R., BRYSON S.T., FELDMEIER J.J., HORCH E. and VAN BELLE G.T.

Abstract (from CDS):

Three transiting exoplanet candidate stars were discovered in a ground-based photometric survey prior to the launch of NASA's Kepler mission. Kepler observations of them were obtained during Quarter 1 of the Kepler mission. All three stars are faint by radial velocity follow-up standards, so we have examined these candidates with regard to eliminating false positives and providing high confidence exoplanet selection. We present a first attempt to exclude false positives for this set of faint stars without high-resolution radial velocity analysis. This method of exoplanet confirmation will form a large part of the Kepler mission follow-up for Jupiter-sized exoplanet candidates orbiting faint stars. Using the Kepler light curves and pixel data, as well as medium-resolution reconnaissance spectroscopy and speckle imaging, we find that two of our candidates are binary stars. One consists of a late-F star with an early M companion, while the other is a K0 star plus a late M-dwarf/brown dwarf in a 19 day elliptical orbit. The third candidate (BOKS-1) is an r = 15 G8V star hosting a newly discovered exoplanet with a radius of 1.12 RJupiter in a 3.9 day orbit.

Abstract Copyright:

Journal keyword(s): binaries: eclipsing - brown dwarfs - planetary systems

CDS comments: A misprint leads to the same designation for both KID 9597095 and KID 9838975, as BOKS r.45069. The correct designations are the following: KIC 9597095 = ml.52481, KIC 9838975 = r.45069, KIC 9595827 = ml.40959.

Simbad objects: 5

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