IC 4638
IC 4638 is a mixed spiral galaxy located in the constellation of Hercules. The ICGC is a catalog of 5,386 nebulae, star clusters, and galaxies. Here are the key stats on IC 4638:
| IC: | IC 4638 |
| Type: | galaxy |
| Galaxy type: | mixed spiral |
| Galaxy morph class: | SABb |
| Constellation: | Hercules |
| Surface brightness: | 23.2 mag/arcsec2 |
| V-mag (visual): | 15.5 |
| B-mag (blue): | 15.6 |
| J-mag (IR): | 12.7 |
| H-mag (IR): | |
| K-mag (IR): | 11.9 |
| Right Ascension: | 17:01:13.70 |
| Declination: | 33:30:47.50 |
| Major axis: | 0.68 ' |
| Minor axis: | 0.51 ' |
| Angle (major axis): | 53° |
| Radial velocity: | 11017 km/s |
| Redshift: | 0.03745 |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS