IC 4639
IC 4639 is a elliptical galaxy located in the constellation Hercules. Some key stats include:
| IC: | IC 4639 |
| Type: | galaxy |
| Galaxy type: | elliptical |
| Galaxy morph class: | E |
| Constellation: | Hercules |
| Surface brightness: | 23.6 mag/arcsec2 |
| B-magnitude (blue): | 15.9 |
| J-magnitude (IR): | 12.4 |
| H-magnitude (IR): | |
| K-magnitude (IR): | 11.7 |
| Right Ascension: | 17:02:54.75 |
| Declination: | 22:55:48.10 |
| Major axis: | 0.58 ' |
| Minor axis: | 0.51 ' |
| Angle (major axis): | 152° |
| Radial velocity: | 16723 km/s |
| Redshift: | 0.05743 |
Right Ascension units = HH:MM:SS.SS
Declination units = DD:MM:SS.SS
PN = planetary nebula