NGC 6939
DSS image of NGC 6939
Overlaid DSS image of NGC 6939, 30' x 30' with north at top and west to the right

Aladin viewer for the region around NGC 6939

Type  Open Cluster
Magnitude  7.8
Size  8'
Right Ascension  20h 31' 30.2"  (2000)
Declination  60° 39' 44" N
Constellation  Cepheus
Description  Cl, pL, eRi, pCM, *11..16
Classification  I 1 m
Observing Notes

Andrew Cooper
Sep 27, 2006    Happy Valley, AZ (map)
15cm f/5 Primero

Faint but distinct open cluster, very rich, located in a rich starfield south of Eta Cepheus, just resolved into faint stars, the cluster fades evenly in all directions and is framed by a nice set of stars, NGC6946 is just one eyepiece field (40') east

Andrew Cooper
Aug 27, 2006    TIMPA, Avra Valley, AZ (map)
28cm f/10 SCT Gypsy

A rich spray of fine 12th magnitude stars arranged in an 8' fan, anchored by a coarser area of brighter stars in the SW corner

Andrew Cooper
Jul 7, 2002    TIMPA, Avra Valley, AZ (map)
25cm f/10 SCT

Large, rich, a faint mist of stars framed neatly by four brighter stars, hundreds of members, barely resolved, galaxy NGC6946 visible just to the SW by panning one field

Rev. T.W. Webb
May 19, 1885    Hardwick, Herefordshire, England (map)

An obscure cluster of very minute stars.
― Celestial Objects for Common Telescopes, T. W. Webb, 1917
Other Data Sources for NGC 6939
Nearby objects for NGC 6939
3 objects found within 120'
72 Draconis NGC 6946 UGC 11557
Credits...

Drawings, descriptions, and CCD photos are copyright Andrew Cooper unless otherwise noted, no usage without permission.

A complete list of credits and sources can be found on the about page

NGC 6939