WASP-28 b
Description: WASP-28b or K2-1b is an extrasolar planet discovered in 2010 by the Wide Angle Search for Planets (WASP) project orbiting WASP-28, a magnitude 12 star also known as 1SWASP J233427.87-013448.1, 2MASS J23342787-0134482 and K2-1. Since it orbits its star very closely, the planet is a strongly irradiated hot Jupiter. As seen from the Earth, WASP-28b transits its host star every 3.41 days taking about 3 hours to do so.
Physical Properties
Mass (Jupiter mass): 0.889 MJ
Radius (Jupiter radius): 1.219 RJ
Density: 0.651163 g/cm³
Equilibrium Temperature: 1456.0 K
Orbital Parameters
Orbital Period: 3.40883495 days
Semi-major Axis: 0.0442 AU
Eccentricity: Unknown
Inclination: 88.514°
Host Star Properties
Host Star: WASP-28
Spectral Type: F8
Temperature: 6084.0 K
Stellar Mass: 0.99 M☉
Stellar Radius: 1.08 R☉
Discovery Information
Planet Letter: b
Object ID: 3.11455
Host ID: 2.103468
Discovery Date: 2015-01
Discovery Year: 2014
Discovery Method: Transit
Discovery Locale: Ground
Discovery Facility: SuperWASP
Discovery Instrument: iKon-L CCD Camera