HD 117618
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| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Centaurus |
| Right ascension | 13h 32m 25.56s |
| Declination | –47° 16′ 16.91″ |
| Apparent magnitude (V) | 7.18 |
| Distance | 124.0 ly (38.02 pc) |
| Spectral type | G2V |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Extrasolar Planets Encyclopaedia |
data |
HD 117618 is a yellow dwarf star (spectral type G2V) 124 light years from Earth in the constellation of Centaurus. It is very similar to our Sun and is only slightly brighter. It is orbited by a recently discovered planet.[1]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity |
|---|---|---|---|---|
| b | >0.178 ± 0.021 MJ | 0.176 ± 0.010 | 25.827 ± 0.019 | 0.42 ± 0.17 |
[edit] See also
[edit] References
- ^ Tinney et al.; Butler, R. Paul; Marcy, Geoffrey W.; Jones, Hugh R. A.; Penny, Alan J.; McCarthy, Chris; Carter, Brad D.; Fischer, Debra A. (2005). "Three Low-Mass Planets from the Anglo-Australian Planet Search". The Astrophysical Journal 623 (2): 1171–1179. Bibcode 2005ApJ...623.1171T. doi:10.1086/428661. http://www.iop.org/EJ/article/0004-637X/623/2/1171/61345.html.
- ^ Butler, R. P. et al (2006). "Catalog of Nearby Exoplanets". The Astrophysical Journal 646 (1): 505–522. arXiv:astro-ph/0607493. Bibcode 2006ApJ...646..505B. doi:10.1086/504701. http://www.iop.org/EJ/article/0004-637X/646/1/505/64046.html.
[edit] External links
- "HD 117618". Extrasolar Visions. http://www.extrasolar.net/planettour.asp?StarCatId=normal&StarId=227.
Coordinates: 
13h 32m 25.56s, −47° 16′ 16.91″
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