NGC 1990 (H451)
NGC 1990 (H451) is a nebula located in the constellation of Orion. The Herchel 2500 is a catalog of nebulae, star clusters, and galaxies. Here are the key stats on NGC 1990:
| Herschel: | H451 |
| NGC/IC: | NGC 1990 |
| Herschel: | H 5. 34 |
| Type: | nebula |
| Right Ascension: | 05:36.2 |
| Declination: | -01:12 |
| Constellation: | Orion |
| Size (arc-minutes): | 50 |