Planet HD 221287 b
| Name | HD 221287 b | |
| Discovered in | 2007 | |
| Mass | 3.09 (± 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 | Aug. 30, 2014 | |
| Detection Method | Radial Velocity | |
| Mass Detection Method | — | |
| Radius Detection method | — | |
| Molecules detected | — | |
| Primary transit | — | |
| Secondary transit | — | |
| Anomaly angle | — | |
| impact Parameter b | — | |
| Time Vr=0 | — | |
| Velocity Semiamplitude K | — | |
| Calculated temperature | — | |
| Measured temperature | — | |
| Hottest point longitute | — | |
| Geometric albedo | — | |
| Surface gravity log(g/gH) | — | |
| Alternate Names | — |
Observability Predictor 
Other web-pages
Geneva Observatory DataStar
| 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 |
More data
- Simbad
- Most recent references (ADS)
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