NGC 4631
NGC 4631
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Winchester Electronics
ImagerDietmar Hager Exposure 3 hours - 10 min and 15 min frames
Date 2007 April 19 Scope 9" f/7 TMB Apo
Location Linz, Austria Camera Starlight Xpress SXV-M25C
Notes AstroArt4 (acquisition),
PS CS2, Pix InSight LE (processing, postprocessing).
Seeing 7-8/10; Transparency 7/10. Image ½ size.
Winchester Electronics