Arcturus, Alpha Boötis, is a K-type orange-red giant located 37 light years away in the Boötis constellation. It shines at 5200K temperature and holds a declination at N 19°. It’s a single star and has an apparent magnitude of −0.04 in the night sky. Arcturus is number 3 on the list of the brightest 58 Navigational Stars.
Arcturus, Alpha Boötis, is a K-type orange-red giant located 37 light years away in the Boötis constellation. It shines at 5200K temperature and holds a declination at N 19°. It’s a single star and has an apparent magnitude of −0.04 in the night sky. Arcturus is number 3 on the list of the brightest 58 Navigational Stars.