NGC 1841
 
NGC 1841 is a globular cluster located in the constellation of Mensa. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 1841:
| NGC: | NGC 1841 | 
| Type: | globular cluster | 
| Constellation: | Mensa | 
| V-mag (visual): | 11.4 | 
| B-mag (blue): | 12.2 | 
| Right Ascension: | 04:45:23.35 | 
| Declination: | -83:59:56.60 | 
| Major axis: | 4 ' | 
| Minor axis: | 4 ' | 
| Radial velocity: | 210 km/s | 
| Redshift: | 0.000702 | 
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS