HAT-P-5b
HAT-P-5b is a transiting extrasolar planet located approximately 1000 light-years away in the constellation of Lyra, orbiting the star HAT-P-5. It is a hot Jupiter with a mass 6% greater than Jupiter and a radius 26% greater than Jupiter, corresponding to a density of 0.66 g/cm3, which is less than water. This planet was found by Bakos et al. on October 9, 2007.
Size comparison of HAT-P-5b with Jupiter. | |
| Discovery | |
|---|---|
| Discovered by | Bakos et al. |
| Discovery date | October 9, 2007 |
| transit | |
| Orbital characteristics | |
| 0.04075 ± 0.00076 AU (6,096,000 ± 114,000 km) | |
| Eccentricity | 0 |
| 2.788491 ± 2.5e-5 d | |
| Inclination | 86.75 ± 0.44 |
| Star | HAT-P-5 |
| Physical characteristics | |
Mean radius | 1.204±0.017 RJ |
| Mass | 0.989±0.053 MJ |
Mean density | 660 ± 110 kg/m3 (1,110 ± 190 lb/cu yd) |
| Temperature | 1485+109 −118 |
The planet HAT-P-5b is named Kráľomoc. The name was selected in the NameExoWorlds campaign by Slovakia, during the 100th anniversary of the IAU. Kráľomoc is an ancient Slovak term for the planet Jupiter.
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