NGC 6042
 
NGC 6042 is a duplicate located in the constellation of Hercules. The NGC is a catalog of 7,840 nebulae, star clusters, and galaxies. Here are the key stats on NGC 6042:
| NGC: | NGC 6042 | 
| Type: | duplicate | 
| Dupe x-reference: | NGC 6039 | 
| Constellation: | Hercules | 
| Right Ascension: | 16:04:39.57 | 
| Declination: | 17:42:03.10 | 
Right Ascension (RA) units = HH:MM:SS.SS
Declination (Dec) units = DD:MM:SS.SS