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Messier 13


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About this observation
Paul Downing
Time of observation
17/08/2015 - 23:30
Messier 13
Observing location
Alpujarra, Spain
Planewave 12.5" scope
QSI 683 CCD camera

Messier 13 in Hercules.  The Great Northern Globular Cluster.  24,000 light years away from us it contains 600,000 stars and is very blue.  In a moderate sized telescope and under a dark sky it can look like diamonds sprinkled on black velvet.

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