NGC 1664
UBV photoelectric photometry
No
Ref
V
BV
UB
N
0145
1154
11.62
+0.19
-0.20
3
0206
1154
12.17
+0.17
-0.22
4
0229
1154
12.09
+0.39
+0.25
5
0293
1154
7.48
-0.02
-0.41
2
0454
1154
11.68
+0.38
+0.25
4
0784
1154
10.78
+0.22
-0.31
2
0834
1154
12.75
+0.13
+0.02
6