Amazing Sky by Alan Dyer

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M52 & NGC 7635 (Telescope view).jpg

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M52 open cluster in Cassiopeia and NGC 7635, Bubble Nebula. Taken Nov 2, 2010 with 105mm A&M apo refractor at f/5 with Borg .85x flattener/reducer and Canon 5DMkII at ISO 800 for stack of 5 x 13 minute exposures, Mean combined. Used Celestron CGEM mount and Celestron NexGuide on William Optics 66mm guidescope. Some trailing around the guidestar at bottom, with guidestar at top of frame.
Copyright
© Alan Dyer 2010
Image Size
5600x3600 / 4.0MB
Contained in galleries
Simulated Naked-Eye and Eyepiece Views
M52 open cluster in Cassiopeia and NGC 7635, Bubble Nebula. Taken Nov 2, 2010 with 105mm A&M apo refractor at f/5 with Borg .85x flattener/reducer and Canon 5DMkII at ISO 800 for stack of 5 x 13 minute exposures, Mean combined. Used Celestron CGEM mount and Celestron NexGuide on William Optics 66mm guidescope. Some trailing around the guidestar at bottom, with guidestar at top of frame.