HAT-P-2b
HAT-P-2b is an extrasolar planet detected by the HATNet Project in May 2007. It orbits a class F star HAT-P-2, (bigger and hotter than the Sun), located about 420 light-years away in the constellation Hercules.
Size comparison of HAT-P-2b with Jupiter. | |
| Discovery | |
|---|---|
| Discovered by | HATNet Project |
| Discovery date | 2007-05-01 |
| Transit | |
| Designations | |
| HD 147506 b, Magor | |
| Orbital characteristics | |
| 0.06880+0.00065 −0.00070 AU | |
| Eccentricity | 0.50833+0.00082 −0.00075 |
| 5.6334754±0.0000026 d | |
| Inclination | 86.72°+1.1° −0.87° |
| 2455289.4721±0.0038 | |
| 186.96°+0.87° −0.88° | |
| Semi-amplitude | 938.1+10.0 −9.9 m/s |
| Star | HD 147506 |
| Physical characteristics | |
Mean radius | 1.157+0.073 −0.063 RJ |
| Mass | 8.70+0.19 −0.20 MJ |
Mean density | 7.3+1.4 −1.1 g/cm3 |
| 162±27 m/s² | |
| Temperature | 1540±30 K |
The planet is officially named Magor. The name was selected in the NameExoWorlds campaign by Hungary, during the 100th anniversary of the International Astronomical Union. Magor was a legendary ancestor of the Magyar people and the Hungarian nation, and brother of Hunor (name of the star HAT-P-2).
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