UPSILON URSAE MAJORIS

'Upsilon Ursae Majoris' (υ UMa / υ Ursae Majoris) is a binary star in the constellation Ursa Major. It is approximately 115 light years from Earth.
The primary component, 'Upsilon Ursae Majoris A', is a yellow-white F-type subgiant with a mean apparent magnitude of +3.78. It is classified as a Delta Scuti type variable star and its brightness varies from magnitude +3.68 to +3.86 with a period of 3.18 hours. The companion, 'Upsilon Ursae Majoris B' is a magnitude +11.5 star, 11.3 arcseconds away from the primary.