NGC 2251
Washington observations
No
Ref
T1
CM
MT1
T1T2
M51
N
0003
38
9.852
1.462
0.962
0.666
2
0033
38
9.77
1.419
0.934
0.637
2
0035
38
10.454
1.408
0.954
0.629
2