HD 100777
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Leo |
| Right ascension | 11h 35m 51.5234s |
| Declination | −04° 45′ 20.509″ |
| Apparent magnitude (V) | +8.42 |
| Distance | 172.2 ly (52.8 pc) |
| Spectral type | K0IV |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Extrasolar Planets Encyclopaedia | data |
HD 100777 is an orange subgiant star located approximately 172 light years away in the constellation Leo. The apparent magnitude is 8.42 and absolute magnitude is 4.81. It is also called HIP 56572. In 2007, a planet was found to be orbiting the star.
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | >1.16 ± 0.03 MJ | 1.03 ± 0.03 | 383.7 ± 1.2 | 0.36 ± 0.02 | — | — |
See also
References
- ↑ Naef, M.; et al. (2007). "The HARPS search for southern extra-solar planets IX. Exoplanets orbiting HD 100777 , HD 190647 , and HD 221287". Astronomy and Astrophysics. 470 (2): 721–726. arXiv:0704.0917
. Bibcode:2007A&A...470..721N. doi:10.1051/0004-6361:20077361.
Coordinates: 
11h 35m 51.5234s, −04° 45′ 20.509″
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