10 Ursae Majoris
Star
10 Ursae Majoris is a binary star system in the northern constellation of Lynx. It is visible to the naked eye as a faint star with a combined apparent visual magnitude of 3.960. This system is fairly close to the Sun, at 53 light-years away from... Wikipedia
Magnitude: 3.96
Constellation: Lynx
Apparent magnitude (V): 3.96
B−V color index: +0.43
Distance: 52.4 ± 0.6 ly; (16.1 ± 0.2 pc)
Semi-major axis (a): 0.64566 ± 0.00056″
U−B color index: +0.04