Sunday 17 March 2013

NGC3628

NGC3628. This galaxy lies at a distance of about 35 million light years in the constellation of Leo. Five minute sub frames were captured with matching dark frames, making total exposure times of 60 minutes using a red filter, 30 minutes using a green filter and 20 minutes using a blue filte. An Atik 383 L mono CCD camera was used with a ten inch f/4.8 reflector, using PHD auto guiding.