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Messier 13 - Hercules Globular Cluster
145 light-years in diameter, consisting of several hundred thousand stars, this is the most famous globular cluster in the Northern Hemisphere and is about 22,000 miles from Earth.

Messier 13 - Hercules Globular Cluster

145 light-years in diameter, consisting of several hundred thousand stars, this is the most famous globular cluster in the Northern Hemisphere and is about 22,000 miles from Earth.




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File information
Filename:M13-20110501c.jpg
Album name:27telp / Star Clusters
Location and Date:OCA site near Anza, CA, USA; 5/1/2011
Equipment:William Optics FLT-132 refractor, QSI-583wsg CCD camera, Astro-Physics 1200GTO mount, Borg Mini-50 guidescope, Starlight Xpress Lodestar guide camera
Settings:Luminance - 6 exposures @ 300 seconds apiece, bin 1x1; Red and Blue, 7 exposures each @ 300 seconds, bin 2x2; Green, 5 @ 300 seconds, bin 2x2
Notes:Captured with MaxIm DL v5.07, processed with CCDStack2 and Photoshop
Filesize:582 KiB
Date added:Jun 19, 2019
Dimensions:2048 x 1591 pixels
Displayed:7 times
URL:http://www.slithergadee.net/coppergallery/displayimage.php?pid=55
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