Friday, April 27, 2012

M13 - a globular cluster in Hercules

This is the most prominent globular cluster in the constellation of Hercules. M13 is about 25.000 light years away from our solar system.
 Image 1: The area around M13 (1,9° x 1,2°)

Two galaxies are in the same field of view; the bright NGC6207 (12.1 mag) and the faint IC4617 (16 mag). Both of them are in the upper left side of the photo below.
 Image 2: Messier 13 (crop)

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