NGC 6604 (H2301)
NGC 6604 (H2301) is a nebula w/cluster located in the constellation of Serpens. The Herchel 2500 is a catalog of nebulae, star clusters, and galaxies. Here are the key stats on NGC 6604:
| Herschel: | H2301 | 
| NGC/IC: | NGC 6604 | 
| Herschel: | H 8. 15 | 
| Type: | nebula w/cluster | 
| Magnitude: | 6.5 | 
| Right Ascension: | 18:18.1 | 
| Declination: | -12:14 | 
| Constellation: | Serpens | 
| Size (arc-minutes): | 4 |