HD 38801 b
| Exoplanet | List of exoplanets | |
|---|---|---|
| Parent star | ||
| Star | HD 38801 | |
| Right ascension | (α) | 05 47 59.18 |
| Declination | (δ) | -08 19 39.72 |
| Apparent magnitude | (mV) | 8.26 |
| Distance | 324 ly (99.4 pc) | |
| Spectral type | K0IV | |
| Mass | (m) | 1.36 M☉ |
| Temperature | (T) | 5222 K |
| Metallicity | [Fe/H] | 0.26 |
| Physical characteristics | ||
| Mass | (m) | 12.12 MJ (3852 M⊕) |
| Orbital elements | ||
| Semi-major axis | (a) | 1.65 AU |
| Eccentricity | (e) | 0.0 |
| Orbital period | (P) | 693.5 d (1.9 y) |
| Discovery information | ||
| Discovery date | 2010 | |
| Discoverer(s) | ||
| Discovery method | Radial Velocity | |
| Discovery status | confirmed | |
| Other designations | ||
2MASS J05475919-0819396 b, BD-08 1218 b, HIP 27384 b, SAO 132543 b, SD-08 1218 b, TYC 5347-00367-1 b, WISE J054759.14-081940.4 b
| ||
| Database references | ||
| Extrasolar Planets Encyclopaedia | 38801&p2=b data | |
| SIMBAD | 38801 data | |
| Exoplanet Archive | 38801 data | |
| Open Exoplanet Catalogue | 38801+b data | |
HD 38801 b is an extrasolar, gas giant planet located in the constellation of Orion[1] whose discovery was announced in 2009 and was made using the radial velocity method.[2] The object, with a mass roughly 12 times that of Jupiter,[2] is located 324 light years (99.4 parsecs) from Earth[3][4] orbiting 1.65 astronomical units from its G-type star, HD 38801.[2][5] HD 38801 b, besides being the only planet in its system[3] also lies within the inner habitable zone[4] and takes around 1.9 years, or 693.5 days to complete a full orbit.[2]
References[edit]
- ↑ http://exoplorer.org/en/exoplanets/hd-38801-b
- ↑ 2.0 2.1 2.2 2.3 "HD 38801 b – New World Atlas – Exoplanet Exploration: Planets Beyond our Solar System". Exoplanet Exploration: Planets Beyond our Solar System.
- ↑ 3.0 3.1 http://www.openexoplanetcatalogue.com/planet/HD%2038801%20b/
- ↑ 4.0 4.1 "HD 38801". exoplanetkyoto.org.
- ↑ "HD 38801 b". exoplanetarchive.ipac.caltech.edu.
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