23 URSAE MAJORIS

'23 Ursae Majoris', or '23 UMa', is a triple star in the constellation Ursa Major. Its main components, 23 UMa A and 23 UMa B, are approximately 75.5 light years from Earth.
The primary component, '23 Ursae Majoris A', is a yellow-white F-type subgiant with an apparent magnitude of +3.65. At a separation of 22.7 arcseconds is the 9th magnitude '23 Ursae Majoris B'. A and B form a physical binary. The third, optical, component, '23 Ursae Majoris C', is a magnitude +10.5 star 99.6 arcseconds away.

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External links

★ 23 Ursae Majoris at Jim Kaler's STARS