WASP-166b：一颗凌星 V = 9 恒星的膨胀超海王星行星
地球与行星天体物理
2019-07-17 v2
摘要
我们报告发现 WASP-166b，一颗质量为 0.1 Mjup（1.9 Mnep）、膨胀半径为 0.63 Rjup 的超海王星行星。它在一颗 V = 9.36、F9V 恒星的 5.44 天轨道上凌星，该轨道与恒星自转轴对齐（天球投影倾角 lambda = 3 ± 5 度）。径向速度测量中的变化很可能是 12 天恒星自转周期上磁活动的结果。WASP-166b 似乎是“海王星沙漠”中一种罕见的天体。
引用
@article{arxiv.1811.05292,
title = {WASP-166b: a bloated super-Neptune transiting a V = 9 star},
author = {Coel Hellier and D. R. Anderson and A. H. M. J. Triaud and F. Bouchy and A. Burdanov and A. Collier Cameron and L. Delrez and D. Ehrenreich and M. Gillon and E. Jehin and M. Lendl and E. Linder and L. D. Nielsen and P. F. L. Maxted and F. Pepe and D. Pollacco and D. Queloz and D. Segransan and B. Smalley and J. J. Spake and L. Y. Temple and S. Udry and R. G. West and A. Wyttenbach},
journal= {arXiv preprint arXiv:1811.05292},
year = {2019}
}
备注
Accepted by MNRAS