NGC 1976
H beta observations
No
Ref
beta
N
1097
465
2.812
3
1511
465
2.898
3
1798
465
2.680
3
1932
465
2.689
3
2219
465
2.651
3
2342
465
2.637
3
2396
465
2.788
3
2420
465
2.791
3
2545
465
2.625
3