NGC 1644
NGC 1644 is a globular cluster located in the constellation Dorado. Some key stats include:
| NGC: | NGC 1644 |
| Type: | globular cluster |
| Constellation: | Dorado |
| V-magnitude (visual): | 12.8 |
| B-magnitude (blue): | 13.5 |
| Right Ascension: | 04:37:40.09 |
| Declination: | -66:11:56.70 |
| Major axis: | 1.8 ' |
| Minor axis: | 1.5 ' |
| Angle (major axis): | 150° |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS
PN = planetary nebula