NGC 645
NGC 645 is a spiral galaxy located in the constellation Pisces. Some key stats include:
| NGC: | NGC 645 |
| Type: | galaxy |
| Galaxy type: | spiral |
| Galaxy morph class: | Sb |
| Constellation: | Pisces |
| Surface brightness: | 23.4 mag/arcsec2 |
| B-magnitude (blue): | 13.6 |
| J-magnitude (IR): | 11.0 |
| H-magnitude (IR): | |
| K-magnitude (IR): | 10.5 |
| Right Ascension: | 01:40:08.70 |
| Declination: | 05:43:36.10 |
| Major axis: | 2.29 ' |
| Minor axis: | 0.68 ' |
| Angle (major axis): | 120° |
| Radial velocity: | 3288 km/s |
| Redshift: | 0.011028 |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS
PN = planetary nebula