NGC 6530
UBV photoelectric photometry
No
Ref
V
BV
UB
N
0007
192
5.96
+0.03
-0.94
1
0009
192
7.08
+0.01
-0.90
1
0045
192
7.64
+0.84
+0.15
1
0085
192
8.56
+0.12
-0.79
1
0118
192
6.86
+0.10
-0.86
1