HD 156846
From Wikipedia, the free encyclopedia
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Ophiuchus |
| Right ascension | 17h 20m 34.3100s |
| Declination | –19° 20′ 01.486″ |
| Apparent magnitude (V) | 6.51 |
| Distance | 160 ly (49 pc) |
| Spectral type | G0V |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
| Extrasolar Planets Encyclopaedia | data |
HD 156846 is a G-type main sequence star of magnitude 6.5, located approximately 160 light-years away in the Ophiuchus constellation. The star has an M4 companion and a planet.
Planetary system
On 26 October 2007, a planet HD 156846 b was found by Tamuz using the radial velocity method.[1]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | ≥10.45 ± 0.05 MJ | 0.9930 | 359.51 ± 0.09 | 0.8472 ± 0.0016 | — | — |
See also
- HD 4113
- List of extrasolar planets
References
- ↑ 1.0 1.1 Tamuz, O. et al. (2008). "The CORALIE survey for southern extra-solar planets XV. Discovery of two eccentric planets orbiting HD 4113 and HD 156846". Astronomy and Astrophysics 480 (3): L33–L36. arXiv:0710.5028. Bibcode:2008A&A...480L..33T. doi:10.1051/0004-6361:20078737.
External links
Coordinates: 
17h 20m 34.3100s, −19° 20′ 01.486″
| ||||||||||||||||||||||||||
This article is issued from Wikipedia. The text is available under the Creative Commons Attribution/Share Alike; additional terms may apply for the media files.