NGC 7721
NGC 7721 is a late spiral galaxy located in the constellation of Aquarius. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 7721:
| NGC: | NGC 7721 |
| Type: | galaxy |
| Galaxy type: | late spiral |
| Galaxy morph class: | Sc |
| Constellation: | Aquarius |
| Surface brightness: | 22.3 mag/arcsec2 |
| V-mag (visual): | 11.6 |
| B-mag (blue): | 12.2 |
| J-mag (IR): | 9.53 |
| H-mag (IR): | |
| K-mag (IR): | 8.88 |
| Right Ascension: | 23:38:48.65 |
| Declination: | -06:31:04.30 |
| Major axis: | 3.08 ' |
| Minor axis: | 0.77 ' |
| Angle (major axis): | 16° |
| Radial velocity: | 2012 km/s |
| Redshift: | 0.006736 |
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS