HD 4113 A b

HD 4113 A b is a jovian planet located approximately 137 light-years away in the constellation of Sculptor, orbiting a star in the binary system HD 4113 A. This planet has a very eccentric orbit with a 527-day period at 1.28 AU from the parent star. At periastron, the distance is 0.124 AU and at apastron, the distance is 2.44 AU.^[1]

HD 4113 A b

Discovery
Discovered by	Tamuz et al.
Discovery site	La Silla Observatory
Discovery date	Oct 26, 2007
Detection method	radial velocity
Orbital characteristics
Semi-major axis	1.28 AU (191,000,000 km)
Eccentricity	0.903±0.005
Orbital period (sidereal)	526.62±0.3 d 1.4418 y
Time of periastron	2453778±0.2
Argument of periastron	-42.3±1.9
Semi-amplitude	37.8
Star	HD 4113 A

See also

• HD 156846 b