HD 63454
From Wikipedia, the free encyclopedia
| Observation data Epoch 2000 Equinox 2000 |
|
|---|---|
| Constellation | Chamaeleon |
| Right ascension | 07h 39m 21.8511s |
| Declination | –78° 16′ 44.300″ |
| Apparent magnitude (V) | 9.40 |
| Distance | 116.7 ly (35.80 pc) |
| Spectral type | K4V |
| Other designations | |
HD 63454 is a ninth magnitude K-type main sequence star located approximately 117 light-years away in the constellation of Chamaeleon. It is somewhat cooler and less luminous than our Sun. To see the star one needs a small telescope. It is located near the south celestial pole and is never visible north of latitude 12°N.
Contents |
[edit] Planetary system
On Valentine’s Day of 2005, a hot Jupiter HD 63454 b was found by Moutou, Mayor, and Bouchy using the radial velocity method.
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity |
|---|---|---|---|---|
| b | >0.38 MJ | 0.036 | 2.81782 ± 0.000095 | 0 |
[edit] See also
[edit] References
- Moutou et al. (2005). "The HARPS search for southern extra-solar planets IV. Three close-in planets around HD 2638, HD 27894 and HD 63454" (abstract). Astronomy and Astrophysics 439: 367–373. doi:.
[edit] External links
- "Notes for star HD 63454". The Extrasolar Planets Encyclopaedia. Retrieved on 2008-08-22.
- "HD 63454". Extrasolar Visions. Retrieved on 2008-08-22.
 |
This main sequence star-related article is a stub. You can help Wikipedia by expanding it. |
