HD 89307
| 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 |
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.
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
References
- ^ a b 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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