NGC 4990
Cocoon Galaxy
NGC 4990 is a lenticular galaxy located in the constellation of Virgo. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 4990:
| NGC: | NGC 4990 |
| Common name: | Cocoon Galaxy |
| Type: | galaxy |
| Galaxy type: | lenticular |
| Galaxy morph class: | S0 |
| Constellation: | Virgo |
| Surface brightness: | 22.7 mag/arcsec2 |
| V-mag (visual): | 13.8 |
| B-mag (blue): | 14.0 |
| J-mag (IR): | 11.2 |
| H-mag (IR): | |
| K-mag (IR): | 10.6 |
| Right Ascension: | 13:09:17.29 |
| Declination: | -05:16:22.10 |
| Major axis: | 0.9 ' |
| Minor axis: | 0.81 ' |
| Angle (major axis): | 48° |
| Radial velocity: | 3141 km/s |
| Redshift: | 0.010533 |
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS