Astronomy:HD 113538 b

Short description: Extrasolar planet in the constellation Centaurus

HD 113538 b

Discovery
Discovery date	2010
Detection method	Radial velocity
Orbital characteristics
Semi-major axis	0.71 ± 0.01 AU (106,200,000 ± 1,500,000 km)
Eccentricity	0.61 ± 0.11
Orbital period	263.3 ± 2.3 d
Star	HD 113538

HD 113538 b is an exoplanet approximately 51 light years away from Earth in the constellation Centaurus. It orbits its star (HD 113538) once every 263.3 days, placing it in the outer edge of the habitable zone. However it is most likely a gas giant with no solid surface.

References

• "HD 113538". Open Exoplanet Catalogue. http://exoplanet.hanno-rein.de/system.html?id=HD%20113538%20b. 
• https://archive.today/20130412183516/http://voparis-exoplanet-new.obspm.fr/catalog/hd_113538_b/