g^1/2 Andromedae (Alamak)

component year position angle angular separation magnitude of 1st component magnitude of 2nd component spectral class(es) A-BC 1830 63° 10,3'' 2,26 4,84 K3IIb 1987 - 9,6'' AD 1898 245° 27,9'' - 15 K3IIb BC 1842 - - 5,1 6,3 B8V+A0V g1 Andromedae HR 603 (Alamak) (Component A) g2 Andromedae HR 604 (Component BC)

56 Andromedae

component year position angle angular separation magnitude of 1st component magnitude of 2nd component spectral class(es) Aa 1903 79° 18,4'' 5,68 11,93 K0III AB 1836 302° 177,5'' 5,68 6,1 K0III gM0 1984 297° 199,7'' Bb 1880 258° 203,8'' 6,2 9,4 gM0 56 Andromedae HR 557 (Component A) 56 Andromedae HR 556 (Component B)