NGC 7654
H beta observations
No
Ref
beta
N
0735
537
2.685
1
0778
537
2.588
1
0782
537
2.679
1
0852
537
2.784
1
0870
537
2.938
1
0884
537
2.738
1
0928
537
2.754
1
0930
537
2.684
1
0984
537
2.754
1
0989
537
2.622
1