NGC 2731
 
NGC 2731 is a mixed spiral galaxy located in the constellation of Cancer. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 2731:
| NGC: | NGC 2731 | 
| Type: | galaxy | 
| Galaxy type: | mixed spiral | 
| Galaxy morph class: | SABb | 
| Constellation: | Cancer | 
| Surface brightness: | 21.8 mag/arcsec2 | 
| B-mag (blue): | 14.1 | 
| J-mag (IR): | 11.4 | 
| H-mag (IR): | |
| K-mag (IR): | 10.8 | 
| Right Ascension: | 09:02:08.41 | 
| Declination: | 08:18:06.00 | 
| Major axis: | 0.72 ' | 
| Minor axis: | 0.49 ' | 
| Angle (major axis): | 72° | 
| Radial velocity: | 2550 km/s | 
| Redshift: | 0.008543 | 
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS