M 13 - Hercules Cluster
Visual Magnitude: +5.78; Apparent Size: 20.0 arcminutes
Scope: Celestron CPC 1100 11” Schmidt-Cassagrain with a 0.67x Focal Reducer and mounted on a wedge
Camera: ZWO ASI294MC Pro with no filter
Guiding: Orion 50 mm guide scope and StarShoot Autoguider camera using PHD2 software
Date: May 12, 2021
Frames: 44 x 60 second images at Low (0 dB) gain
Stacked and Processed in PixInsight using flats and darks
Personal Appeal: nice tight cluster with good assortment of colourful stars