IC 3646
IC 3646 is a spiral galaxy located in the constellation Coma Berenices. Some key stats include:
| IC: | IC 3646 |
| Type: | galaxy |
| Galaxy type: | spiral |
| Galaxy morph class: | Sbc |
| Constellation: | Coma Berenices |
| Surface brightness: | 22.9 mag/arcsec2 |
| B-magnitude (blue): | 15.4 |
| J-magnitude (IR): | 13.3 |
| H-magnitude (IR): | |
| K-magnitude (IR): | 12.8 |
| Right Ascension: | 12:40:38.50 |
| Declination: | 26:31:34.30 |
| Major axis: | 0.69 ' |
| Minor axis: | 0.3 ' |
| Angle (major axis): | 89° |
| Radial velocity: | 6485 km/s |
| Redshift: | 0.021871 |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS
PN = planetary nebula