Sigma Aurigae
Star
Sigma Aurigae, Latinized from σ Aurigae, is a giant star in the northern constellation of Auriga. It is faintly visible to the naked eye with an apparent visual magnitude of 4.99. With an annual parallax shift of 6.21 mas, it is approximately 530... Wikipedia
Magnitude: 4.99
Constellation: Auriga
Radius: 43.72+1.08; −3.24 R☉
B−V color index: +1.42
U−B color index: +1.75