一颗环绕富金属恒星运行的凌星热木星
太阳与恒星天体物理
2015-05-14 v1
摘要
我们宣布发现开普勒-6b，一颗凌星热木星，其宿主恒星具有异常高的金属丰度，[Fe/H] = +0.34 +/- 0.04。该行星的质量约为木星的三分之二，Mp = 0.67 Mj，半径比木星大百分之三十，Rp = 1.32 Rj，由此得出密度为0.35 g/cc，对于此类行星而言这是一个相当典型的值。轨道周期为P = 3.235天。宿主恒星的质量和半径均大于太阳，Mstar = 1.21 Msun，Rstar = 1.39 Rsun。
引用
@article{arxiv.1001.0333,
title = {A Transiting Hot Jupiter Orbiting a Metal-Rich Star},
author = {Edward W. Dunham and William J. Borucki and David G. Koch and Natalie M. Batalha and Lars A. Buchhave and Timothy M. Brown and Douglas A. Caldwell and William D. Cochran and Michael Endl and Debra Fischer and Gabor Furesz and Thomas N. Gautier and John C. Geary and Ronald L. Gilliland and Alan Gould and Steve B. Howell and Jon M. Jenkins and Hans Kjeldsen and David W. Latham and Jack J. Lissauer and Geoffrey W. Marcy and Soren Meibom and David G. Monet and Jason F. Rowe and Dimitar D. Sasselov},
journal= {arXiv preprint arXiv:1001.0333},
year = {2015}
}
备注
12 pages, 2 figures, submitted to the Astrophysical Journal Letters