NGC 3643
NGC 3643 is a lenticular galaxy located in the constellation Leo. Some key stats include:
| NGC: | NGC 3643 |
| Type: | galaxy |
| Galaxy type: | lenticular |
| Galaxy morph class: | S0-a |
| Constellation: | Leo |
| Surface brightness: | 23.2 mag/arcsec2 |
| B-magnitude (blue): | 14.6 |
| J-magnitude (IR): | 11.8 |
| H-magnitude (IR): | |
| K-magnitude (IR): | 11.2 |
| Right Ascension: | 11:21:24.99 |
| Declination: | 03:00:50.10 |
| Major axis: | 0.95 ' |
| Minor axis: | 0.74 ' |
| Angle (major axis): | 107° |
| Radial velocity: | 1749 km/s |
| Redshift: | 0.00585 |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS
PN = planetary nebula