NGC 6642 (H2308)
NGC 6642 (H2308) is a globular cluster located in the constellation of Sagittarius. The Herchel 2500 is a catalog of nebulae, star clusters, and galaxies. Here are the key stats on NGC 6642:
| Herschel: | H2308 | 
| NGC/IC: | NGC 6642 | 
| Herschel: | H 2.205 | 
| Type: | globular cluster | 
| Magnitude: | 8.8 | 
| Right Ascension: | 18:31.9 | 
| Declination: | -23:29 | 
| Constellation: | Sagittarius | 
| Size (arc-minutes): | 4.5 |