NGC 6491
NGC 6491 is a early spiral galaxy located in the constellation Draco. Some key stats include:
| NGC: | NGC 6491 |
| Type: | galaxy |
| Duplicate cross-reference: | NGC 6493A |
| Galaxy type: | early spiral |
| Galaxy morph class: | Sab |
| Constellation: | Draco |
| Surface brightness: | 23.2 mag/arcsec2 |
| B-magnitude (blue): | 14.4 |
| J-magnitude (IR): | 11.2 |
| H-magnitude (IR): | |
| K-magnitude (IR): | 10.5 |
| Right Ascension: | 17:50:00.70 |
| Declination: | 61:31:54.40 |
| Major axis: | 1.25 ' |
| Minor axis: | 0.46 ' |
| Angle (major axis): | 37° |
| Radial velocity: | 6148 km/s |
| Redshift: | 0.02072 |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS
PN = planetary nebula