Planet HD 221287 b
| Name | HD 221287 b | ||
| Planet Status | Confirmed | ||
| Discovered in | 2007 | ||
| Mass | 3.09 ( -0.79 +0.79 ) MJ | ||
| Mass*sin(i) | 3.09 ( -0.79 +0.79 ) MJ | ||
| Semi-Major Axis | 1.25 (± 0.04) AU |  |
|
| Orbital Period | 456.1 (± 7.7) day | |
|
| Eccentricity | 0.08 (± 0.17) | ||
| ω | 98.0 (± 92.0) deg | |
|
| Tperi | 2453263.0 ( -52.0 +99.0 ) JD | |
|
| Radius | — | ||
| Inclination | — | ||
| Update | 2014-08-30 | ||
| Detection Method | Radial Velocity | ||
| Mass Detection Method | — | ||
| Radius Detection Method | — | ||
| Primary transit | — | ||
| Secondary transit | — | ||
| λ | — | ||
| Impact Parameter b | — | ||
| Time Vr=0 | — | ||
| Velocity Semiamplitude K | — | ||
| Calculated temperature | — | ||
| Measured temperature | — | ||
| Hottest point longitude | — | ||
| Geometric albedo | — | ||
| Surface gravity log(g/gH) | — | ||
| Alternate Names | — |
Star
HD 221287| Name | HD 221287 | ||
| Distance | 52.9 (± 2.4) pc | |
|
| Spectral type | F7 V | ||
| Apparent magnitude V | 7.82 | ||
| Mass | 1.25 (± 0.1) MSun | |
|
| Age | 1.3 Gyr | ||
| Effective temperature | 6304.0 (± 45.0) K | |
|
| Radius | — | ||
| Metallicity [Fe/H] | 0.03 (± 0.05) | |
|
| Detected Disc | — | ||
| Magnetic Field | — | ||
| RA2000 | 23:31:20.0 | ||
| Dec2000 | -58:12:35 | ||
| Alternate Names | |||
| Planetary system | 1 planet |
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