NGC 839
 
NGC 839 is a lenticular galaxy located in the constellation of Cetus. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 839:
| NGC: | NGC 839 | 
| Type: | galaxy | 
| Dupe x-reference: | NGC 0838S | 
| Galaxy type: | lenticular | 
| Galaxy morph class: | S0-a | 
| Constellation: | Cetus | 
| Surface brightness: | 23.5 mag/arcsec2 | 
| V-mag (visual): | 13.1 | 
| B-mag (blue): | 13.9 | 
| J-mag (IR): | 10.9 | 
| H-mag (IR): | |
| K-mag (IR): | 10.2 | 
| Right Ascension: | 02:09:42.93 | 
| Declination: | -10:11:02.70 | 
| Major axis: | 1.49 ' | 
| Minor axis: | 0.64 ' | 
| Angle (major axis): | 86° | 
| Radial velocity: | 3847 km/s | 
| Redshift: | 0.012916 | 
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS