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NGC 6633 & IC 4756 (Binocular view).jpg
The pair of large open clusters, NGC 6633 at right in Ophiuchus and IC 4756 at left in Serpens, in a wide-field image simulating the field of binoculars. Taken July 24, 2012, from home with the Canon 5D MkII at ISO 800 and Canon L-series 200mm lens at f/3.5 for a stack of 5 x 3 minute exposures. Also known as the S-O Double Cluster.
- © 2012 Alan Dyer
- Image Size
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- Contained in galleries
- Simulated Naked-Eye and Eyepiece Views