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HAT-P-28 b

2MASS J00520018+3443422 b

Proper NameNone
DesignationsHAT-P-28 b, 2MASS J00520018+3443422 b
ClassificationGas Giant
Orbital Period3 days, 6 hours, 14 minutes
Mean Distance from HAT-P-286.5 million km
0.0434 AU
Mass0.63 x Jupiter
Diameter1.2 x Jupiter
Temperature1,260 K (987°C)
Parent starHAT-P-28, yellow dwarf in Andromeda
Other planets in this systemNone
NotesThe only known planet of HAT-P-28, a yellow star nearly 1,300 light years from the Solar System in the constellation of Andromeda. HAT-P-28 b belongs to the class of planets known as Hot Jupiters, gas giants in extremely close orbits around their parent stars.