HD 102272 b
| Discovery | |
|---|---|
| Discovered by | Niedzielski et al. |
| Discovery site | McDonald Observatory, United States |
| Discovery date | 18 June 2008 |
| Radial velocity | |
| Orbital characteristics | |
| 0.614 ± 0.001 AU (91,850,000 ± 150,000 km)[1] | |
| Eccentricity | 0.05 ± 0.04[1] |
| 127.58 ± 0.30[1] d | |
| 2452146 ± 64[1] | |
| 118 ± 58[1] | |
| Semi-amplitude | 155.5 ± 5.6[1] |
| Star | HD 102272 |
| Physical characteristics | |
| Mass | >5.9 ± 0.2[1] MJ |
HD 102272 b is an extrasolar planet approximately 1,200 light-years away in the constellation of Leo. The planet was discovered orbiting the K-type giant star HD 102272 in 2008. The planet was discovered by the radial velocity method, using the Hobby-Eberly Telescope. Another planet, HD 102272 c, was also discovered orbiting the same star. The discovery was announced in June 2008. HD 102272 b orbits at an average of 0.614 astronomical units away from its star, with a mass at least 5.9 ± 0.2 times that of Jupiter.[1]
See also[]
References[]
External links[]
- "Notes for planet HD 102272 b". The Extrasolar Planets Encyclopaedia. Retrieved 2008-07-01.
- "HD 102272 b". Exoplanets. Archived from the original on 2012-03-04. Retrieved 2008-11-09.
Coordinates: 
11h 46m 23.5351s, +14° 07′ 26.350″
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Categories:
- Leo (constellation)
- Giant planets
- Exoplanets discovered in 2008
- Exoplanets detected by radial velocity
- Exoplanet stubs