M13, GLOBULAR CLUSTER on 2024-06-06+07

This photo was taken in Kyle, Texas, under Bortle 5.9 skies, through a 6-inch f/4 Telescope, on a Sky-Watcher EQ6-R mount, with a ZWO ASI533MC PRO color camera. The processing was done with PixInsight. The total image acquisition time is: 02 hrs 11 min 00 sec. Full Size View Full size files are very large and can take a minute to download. After downloading the full-size picture to zoom in or out on a computer hold down the Ctrl key and use the scroll mouse button, or you can press the + or - key. Wide Field View

 Messier 13 or M13, also designated NGC 6205 is sometimes called the Hercules Globular Cluster. It is a globular cluster of several hundred thousand stars in the constellation of Hercules. M13 is about 145 light-years in diameter and is composed of several hundred thousand stars, with estimates varying from 300,000 to over half a million. The brightest star in the cluster is a red giant, the variable star V11, also known as V1554 Herculis. M13 is between 22,200 and 25,000 light-years away from the Earth. The globular cluster is one of over a hundred that orbit the center of our Milky Way Galaxy.

Previous, Older Photos

M 13 on 03-07-2008

Done with my 17.5 inch scope and SBIG ST-9E CCD camera.

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