Globular cluster in Serpens

This globular cluster was discovered by Gottfried Kirch  in 1702, although it was William Herschel who first resolved it as a star cluster. It is located in Serpens and it is thought to be one of the oldest globular clusters.

Distance to Earth: 
24,5 light years
Visual magnitude: 5,6
More information can be found in: Messier index. M5

High resolution image

Date and location 26-jun-2013. Caraquiz, Madrid
Telescope ASA N10, f=906mm  on ASA DDM85 mount.
Camera FLI ML16803.  IDAS LPS, RGB Baader filters
Image Processing LRGB: 12x120s. Processed with Pixinsight

Visits since september 14th, 2004:   Contador