HD 89307
HD 89307 is a yellow main-sequence star located approximately 108 light-years away in the constellation of Leo. The apparent magnitude is 7.06. The mass of the star is identical in value to the Sun.
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Leo |
| Right ascension | 10h 18m 21.2877s |
| Declination | +12° 37′ 15.990″ |
| Apparent magnitude (V) | 7.06 |
| Absolute magnitude (V) | 4.47 |
| Distance | 108 ly (33 pc) |
| Spectral type | G0V |
| Other designations | |
| Database references | |
| SIMBAD | data |
Planetary system
In December 2004, it was found to have a long-period 1.78 MJ giant planet in orbit around it.[1]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | ≥1.78 ± 0.13 MJ | 3.27 ± 0.07 | 2157 ± 63 | 0.241 ± 0.07 | — | — |
See also
- List of extrasolar planets
References
- Fischer, Debra; et al. (2009). "Five planets and an independent confirmation of HD 196885 Ab from Lick Observatory". The Astrophysical Journal. 703 (2): 1545–1556. arXiv:0908.1596. Bibcode:2009ApJ...703.1545F. doi:10.1088/0004-637X/703/2/1545. S2CID 15524804.
External links
- "Notes for star HD 89307". The Extrasolar Planets Encyclopaedia. Retrieved 2008-08-18.
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