NGC 2121
NGC 2121 is a globular cluster located in the constellation Mensa. Some key stats include:
| NGC: | NGC 2121 |
| Type: | globular cluster |
| Constellation: | Mensa |
| V-magnitude (visual): | 12.3 |
| B-magnitude (blue): | 13.2 |
| Right Ascension: | 05:48:12.84 |
| Declination: | -71:28:47.20 |
| Major axis: | 2.7 ' |
| Minor axis: | 2.2 ' |
| Angle (major axis): | 30° |
| Radial velocity: | 232 km/s |
| Redshift: | 0.000776 |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS
PN = planetary nebula