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Whirlpool Galaxy ( M51 NGC5194 ) Size: 11' x 7' Magnitude: 8.10 RA: 13:29:53 DEC: 00:11:48 Best obeserved in April at midnight Scope: Homebuilt Newtonian Reflector (10.00inch / fl=1143mm ) Imaging Method: prime focus Camera/CCD: Philips ToUCam Pro SC Location: 55deg North 11deg East, - Condition: Seeing: - - Transparency: - Exposure: 60.00 Description: My second attempt on M51. Unfortunately I only got 5 good frames before sunrise. The image is a stack of 5 frames 60s each, with 0.6 focal reducer. Stacked in RegiStax and processed with levels and unsharp mask in Photoshop. Photographer: Rolf Wahl Olsen, 23.04.2003 photo ranked: 2.81 with 32 votes (not realtime, last updated: 13.11.2009 12:50) References to more Photos: More of Whirlpool Galaxy ( M51 NGC5194 )   More of Philips ToUCam Pro SC   More of Homebuilt Newtonian Reflector (10.00inch / fl=1143mm )   More of Rolf Wahl Olsen   More of prime focus If you want to judge the quality of that photo, please... (Be fair and take into account that faint and small objects are more difficult than bright and big ones!) [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] © 1997 - 2010 astroscopic labs for design and web programming - photo or article is copyrighted by the photographer or author, respectively