NGC 3984
NGC 3984 is a duplicate located in the constellation Ursa Major. Some key stats include:
| NGC: | NGC 3984 |
| Type: | duplicate |
| Duplicate cross-reference: | NGC 3971 |
| Constellation: | Ursa Major |
| Right Ascension: | 11:55:36.39 |
| Declination: | 29:59:45.30 |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS
PN = planetary nebula