a
1/2
Crucis (Acrux)
component
year
position angle
angular separation
magnitude of 1st component
magnitude of 2nd component
spectral class(es)
AB
1826
121°
5,6''
1,3
1,8
B1V
1994
112°
4''
AC
1826
202°
90,1''
1,3
4,86
B4IV
1976
204°
89,8''
BC
1859
205°
90''
2,3
6
-
a
1
Crucis HR 4730 (Acrux) (Component A)
a
2
Crucis HR 4731 (Component B)
HR 7929 (Component C)