HD 20781 b
From Infogalactic: the planetary knowledge core
| Discovery | |
|---|---|
| Discovery date | 2011 |
| Radial velocity | |
| Orbital characteristics | |
| 0.169 ± 0.0028 AU | |
| Eccentricity | 0.11 ± 0.06 |
| 29.15 ± 0.0201 d | |
| Physical characteristics | |
| Mass | 0.0379 ± 0.0035 Mj |
HD 20781 b is a hot Neptune with 11 to 13 Earth masses. It is the innermost planet orbiting its parent star HD 20781 at about 0.169 astronomical units.[1]
References
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