Saturday, 23 April 2011

M3 Globular Cluster in Canes Venatici

Picture saved with settings embedded.

A similar (but brighter and larger) globular cluster of stars.  It contains around half a million stars and is around 34,000 light years from earth.  You can also see NGC5263 – a spiral galaxy – top centre of the image.

Techie:  SW ED80PRO at f/6.5  Canon 1000D unmodded ISO800, 2h of 5min subs guided with a SW 80mm refractor and SPC900 webcam.  29 Dark frames and 25 Flats.  Processed in Deep Sky Stacker and PS CS5 and a little help from “Noel’s Actions”.

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