HAT-P-5 b

HAT-P-5 b Image

Description: 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.

Physical Properties

Mass (Jupiter mass): 0.98 MJ

Radius (Jupiter radius): 1.21 RJ

Density: 0.642 g/cm³

Equilibrium Temperature: 1539.0 K

Orbital Parameters

Orbital Period: 2.78849 days

Semi-major Axis: 0.04073 AU

Eccentricity: Unknown

Inclination: 86.75°

Host Star Properties

Host Star: HAT-P-5

Spectral Type: G

Temperature: 5960.0 K

Stellar Mass: 1.04 M☉

Stellar Radius: 1.12 R☉

Discovery Information

Planet Letter: b

Object ID: 3.11025

Host ID: 2.103417

Discovery Date: 2007-12

Discovery Year: 2007

Discovery Method: Transit

Discovery Locale: Ground

Discovery Facility: HATNet

Discovery Instrument: 2K CCD Sensor

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