NGC 491
NGC 491 is a barred spiral galaxy located in the constellation Sculptor. Some key stats include:
| NGC: | NGC 491 |
| Type: | galaxy |
| Galaxy type: | barred spiral |
| Galaxy morph class: | SBb |
| Constellation: | Sculptor |
| Surface brightness: | 22.3 mag/arcsec2 |
| V-magnitude (visual): | 12.5 |
| B-magnitude (blue): | 13.2 |
| J-magnitude (IR): | 10.3 |
| H-magnitude (IR): | |
| K-magnitude (IR): | 9.7 |
| Right Ascension: | 01:21:20.43 |
| Declination: | -34:03:47.80 |
| Major axis: | 1.35 ' |
| Minor axis: | 0.99 ' |
| Angle (major axis): | 95° |
| Radial velocity: | 3859 km/s |
| Redshift: | 0.012956 |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS
PN = planetary nebula