M 39By astrored / November 6, 2023 M38 . . Index . . M40 Messier 39 M 39 (NGC 7092) Open Cluster in Cygnus. RA=21 32.2, Dec=+48 26. 5.2 mag, dist=0.825 kly. M39 page; DSSM page Hartmut Frommert ([email protected]) Christine Kronberg ([email protected]) Last Modification: 7 Apr 1998, 22:14 MET