HD 162020 b

HD 162020

HD 162020 is an orange dwarf star in Scorpius constellation with a brown dwarf companion.

HD 162020 b

HD 162020 b is a brown dwarf with mass 15.0 MJ. The mass is minimum since inclination is not known. This planetar orbits very close to the star at a distance of 0.075 AU. Despite of this, it has an eccentric orbit of 27.7%. The distance from the star ranges from 0.054 to 0.096 AU. It has an extremely high semi-amplitude of 1813 m/s.

In 2002, Stephen Udry discovered HD 162020 b taking place in California. Udry was the same person who discovered two super-Earth planets orbiting around Gliese 581.


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