The Great Globular Cluster M13
Sketch and Details by Daniel Stepniak
My sketch of great globular cluster in Hercules, M13. In my telescope it
wasn’t resolved, but the view was fine.
date: September 20, 2007
place: Sochaczew, Poland- suburbs of medium city with light pollution an
star’s apparent magnitude 4,5-5.
equipment: Synta 114/500, NPL 15mm (33x, fov 1,5°), graphite pencil 🙂