This is my sketch of Messier 92 – globular cluster in Hercules. It > is undervalued younger sister of great M13 😉
But very intersting.
Object: Messier 92
Date: May 27, 2011.
Place: Banica, Poland
Equipment: SCT 5″ with SWAN 20mm
Media: Graphite pencil, inverted, tooling with PS
Author: Aleksaner Cieśla (Wimmer)