OU Geminorum

OU Geminorum (OU Gem) is a visual binary or possible triple star located in the constellation of Gemini.
The system has an absolute magnitude of 5.93, so at a distance of 48 light years it has an apparent magnitude of 6.77 when viewed from earth. It also has a total Proper Motion of 0.210"/yr and belongs to the Ursa Major stream.
The system is a much studied BY Draconis variable star with a period of 6.99 days The primary star has a spectral type of K3Vk. The secondary star in the system has a surface temperature of and orbits the primary in about seven days.