HIP 5158 c

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HIP 5158 c
Extrasolar planet List of extrasolar planets
Parent star
Star HIP 5158
Constellation Cetus
Right ascension (α) 01h 06m 02.05s
Declination (δ) −22° 27′ 11.3″
Apparent magnitude (mV) 11.29
Distance 130 ly
pc)
Spectral type K5V
Orbital elements
Semimajor axis (a) 7.7 AU
Physical characteristics
Minimum mass (m sin i) 15.04 MJ
Discovery information
Discovery date October 19, 2009
Discoverer(s) HARPS
Discovery method radial velocity
Discovery status
Database references
Extrasolar Planets
Encyclopaedia
5158&p2=c data
SIMBAD 5158+c data

HIP 5158 c is an extrasolar planet, orbiting the 10th magnitude K-type main sequence star HIP 5158 about 135 lightyears away from Earth, in the constellation Cetus.[1]

It orbits its primary star at an average distance (semi-major axis) of 7.7 AU. The actual orbital period is unknown, but is estimated to be somewhere in between 9,018 to 12,200 days. It travels with an eccentricity of 0.14. It also has an estimated mass 15.04 Mj. It was most likely discovered by HARPS on October 19, 2009, together with 29 other planets.

References[edit]