Alpha Per
VRI-Cousins CCD observations
No
Ref
V
VRc
RIc
1578
255
12.98
0.53
0.58
1900
255
14.81
0.44
0.48
1901
255
16.05
0.92
1.33
1902
255
18.92
1.57
2.11
1903
255
11.98
0.99
0.94