Herschel 372
NGC 6940

Object Type Open Cluster
Constellation Vulpecular
Magnitude 6.3
Size 25.0' x 25.0'


Combination of 15, 1 minute images unfiltered.
SBIG STL-1001E CCD. 20" f/6.8 Dall-Kirkham cassegrain telescope at prime focus.

Number 372 in the Herschel 400 list is NGC 6940, a large and bright open cluster in Vulpecular that is easily visible in binoculars. The cluster is so large that the above image only shows the central regions of the cluster. Near the centre is a bright red supergiant similar to Betelguese.

Visual Observation Notes:- NGC 6940.

Very scattered cluster of moderately bright stars.
18" f/5 newtonian. 16mm nagler eyepiece. 143x.
Sky View observatory. Zenith limiting magnitude 6.7.