The CORALIE survey for southern extrasolar planets - V. 3 new extrasolar planets

被引:69
作者
Naef, D [1 ]
Mayor, M [1 ]
Pepe, F [1 ]
Queloz, D [1 ]
Santos, NC [1 ]
Udry, S [1 ]
Burnet, M [1 ]
机构
[1] Observ Geneva, CH-1290 Sauverny, Switzerland
关键词
stars : individual : GJ 3021; stars : individual : HD52265; stars : individual : HD169830; stars : planetary systems;
D O I
10.1051/0004-6361:20010841
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We report the detection of 3 new planetary companions orbiting the solar-type stars GJ 3021, HD 52265 and HD 169830 using radial-velocity measurements taken with the CORALIE echelle spectrograph. All these planetary companions have longer orbital periods than the 51 Peg-like objects. The orbits are fairly eccentric. The minimum masses of these planets range from 1 to 3.3 M-Jup. The stars have spectral types from F8V to G6V. They are metal-rich. We also present our radial-velocity measurements for three solar-type stars known to host planetary companions iota Hor (HD 17051), HD 210277 and HD 217107.
引用
收藏
页码:205 / 218
页数:14
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