NGC 1646
NGC 1646 is a lenticular galaxy located in the constellation Eridanus. Some key stats include:
| NGC: | NGC 1646 |
| Type: | galaxy |
| Galaxy type: | lenticular |
| Galaxy morph class: | E-S0 |
| Constellation: | Eridanus |
| Surface brightness: | 24.2 mag/arcsec2 |
| B-magnitude (blue): | 13.6 |
| J-magnitude (IR): | 10.3 |
| H-magnitude (IR): | |
| K-magnitude (IR): | 9.73 |
| Right Ascension: | 04:44:23.60 |
| Declination: | -08:31:58.00 |
| Major axis: | 1.49 ' |
| Minor axis: | 0.81 ' |
| Angle (major axis): | 155° |
| Radial velocity: | 4778 km/s |
| Redshift: | 0.016068 |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS
PN = planetary nebula