Jim Burnell's CCD Images - M55
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Object: M55 (NGC6809)
Globular Cluster
Const.: Sagittarius
Camera: HX916 Scope: AP130 Mount: AP1200GTO
Filter(s): IR block Exposure: 16x30s blank
The globular cluster M55 in Sagittarius. A stack of 16 thirty second exposures using a 5" f/6 refractor. The images were calibrated, defect corrected and stacked using AIP4WIN. This image has been resampled down from its original size of 1300x1030.