HD 221287 b

HD 221287 b is an exoplanet that orbits the yellow dwarf HD 221287 with an orbital period of 456 days . The major semiaxis of the orbit is approx. 1.25 astronomical units , the minimum mass of the object is 3.1 masses of Jupiter. The exoplanet was created by Naef et al. Discovered in 2007 using the radial velocity method.

Web links

• The exoplanet in the "Encyclopedia of Extrasolar Planets"
• The planet at Planet.ch ( Memento from October 15, 2012 in the Internet Archive )