Planet alf Ari b
| Name | alf Ari b | |
| Discovered in | 2011 | |
| M × sin i | 1.8 ± 0.2 MJ |  |
| Semi-major axis | 1.2 AU | |
| Orbital period | 380.8 ± 0.3 days | |
| Eccentricity | 0.25 ± 0.03 | |
| ω | 89.16 ± 6.84 | |
| Tperi | 2.45121e+06 ± 7.36 | |
| Radius | — | |
| Inclination | — | |
| Update | April 19, 2011 | |
| Detection method | detected by radial velocity | |
| Molecules detected | — |
Star
| Name | alf Ari | |
| Distance | 20.2 pc | |
| Spectral type | K2III | |
| Apparent magnitude V | 2.01 | |
| Mass | 1.5 ± 0.2 MSun | |
| Age | Gyr | |
| Effective temperature | 4553 ± 15 K | |
| Radius | 13.9 ± 0.3 RSun | |
| Metallicity [Fe/H] | -0.09 ± 0.03 | |
| RA2000 | 02:07:10.0 | |
| Dec2000 | +23:27:44 | |
| Planetary system | 1 planet |
More data
- Simbad
- Most recent references (ADS)
Related publications
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