Monday, April 25, 2011

Messier 3 - Reloaded

A couple of weeks ago I did an attempt to image this cluster. Wasn't quite happy with the result. So I had a go at it again last night. This image consists of 25 frames, exposuretime 6 minutes each. The Canon 400D was set to ISO800. I used 15 darkframes to level out the background. No Flats nor Bias frames were used. This cluster has 500.000 stars and is one of the larges and brightests in our galaxy.

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