M 10By astrored / November 6, 2023 M9 . . Index . . M11 Messier 10 M 10 (NGC 6254) Globular Cluster in Ophiuchus. RA=16 57.1, Dec=-04 06. 6.6 mag, dist=13.4 kly. M10 page; DSSM page Hartmut Frommert ([email protected]) Christine Kronberg ([email protected]) Last Modification: 7 Apr 1998, 22:14 MET