NGC 1990
Alnilam
NGC 1990 is a star located in the constellation of Orion. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 1990:
| NGC: | NGC 1990 |
| Common name: | Alnilam |
| Type: | star |
| Constellation: | Orion |
| V-mag (visual): | 1.69 |
| B-mag (blue): | 1.51 |
| J-mag (IR): | 2.07 |
| H-mag (IR): | |
| K-mag (IR): | 2.07 |
| Right Ascension: | 05:36:12.82 |
| Declination: | -01:12:06.90 |
| Radial velocity: | 27 km/s |
| Redshift: | 0.000003 |
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS