NGC 1643
NGC 1643 is a barred spiral galaxy located in the constellation of Eridanus. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 1643:
| NGC: | NGC 1643 |
| Type: | galaxy |
| Galaxy type: | barred spiral |
| Galaxy morph class: | SBbc |
| Constellation: | Eridanus |
| Surface brightness: | 22.9 mag/arcsec2 |
| B-mag (blue): | 14.0 |
| J-mag (IR): | 11.4 |
| H-mag (IR): | |
| K-mag (IR): | 10.7 |
| Right Ascension: | 04:43:43.95 |
| Declination: | -05:19:10.00 |
| Major axis: | 1.24 ' |
| Minor axis: | 0.81 ' |
| Angle (major axis): | 7° |
| Radial velocity: | 4873 km/s |
| Redshift: | 0.016389 |
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS