NGC 3923
 
NGC 3923 is a elliptical galaxy located in the constellation of Hydra. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 3923:
| NGC: | NGC 3923 | 
| Type: | galaxy | 
| Galaxy type: | elliptical | 
| Galaxy morph class: | E | 
| Constellation: | Hydra | 
| Surface brightness: | 23.8 mag/arcsec2 | 
| V-mag (visual): | 9.6 | 
| B-mag (blue): | 10.7 | 
| J-mag (IR): | 7.42 | 
| H-mag (IR): | |
| K-mag (IR): | 6.76 | 
| Right Ascension: | 11:51:01.69 | 
| Declination: | -28:48:21.70 | 
| Major axis: | 6.89 ' | 
| Minor axis: | 4.55 ' | 
| Angle (major axis): | 48° | 
| Radial velocity: | 1724 km/s | 
| Redshift: | 0.005767 | 
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS