HD 106252 b
HD 106252 b is a large gas giant extrasolar planet about 10 times more massive than Jupiter. It was announced in 2001 by the European Southern Observatory. The discovery was confirmed by a different team using the Lick Telescope.
| Discovery | |
|---|---|
| Discovered by | Geneva Extrasolar Planet Search |
| Discovery site | La Silla Observatory |
| Discovery date | April 4, 2001 |
| radial velocity | |
| Orbital characteristics | |
| 2.655 ± 0.017 AU (397,200,000 ± 2,500,000 km) | |
| Eccentricity | 0.480 ± 0.010 |
| 4.202+0.011 −0.010 yr | |
| Inclination | 46.0+4.9 −4.1 or 134.0+4.1 −4.9 |
| 105.3+10 −6.1 | |
| JD 246463.0+8.4 −8.6 | |
| 291.4 ± 1.5° | |
| Semi-amplitude | 152 ± 21 |
| Star | HD 106252 |
| Physical characteristics | |
| Mass | 10.00+0.78 −0.73 MJ |
Astrometry of HD 106252 has determined an orbital inclination of either 46° or 134°, depending on whether the solution is prograde or retrograde. This, combined with the minimum mass, gives a true mass of 10.0 MJ, larger than the minimum mass of 7.2 MJ.
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