M 1 Crab Nebula Supernova Remnant in Taurus
 


 

Exposure Data: 18.02.2003. H-alpha=6x5min. (2x2), compl. 30 minutes. 
 
Processing: Acquired via MSB AstroArt, no darks+flats, Median combined in MaxIm DL, RL-deconvolved in AIP4Win, registered in RegiStar, processed in Photoshop.
 
Optical System: 348/3007mm Hypergraph-Cassegrain, Starlight Xpress SXV-H9, AstroMechanik Filter wheel AM4 and custom made 11nm H-alpha filter, Astro-Physics 1200 QMD with Koch FS-2-GoTo. Off-axis guided with Starlight Xpress MX 516 without AO7.
 
Comments: Taken during full moon. Average FWHM was 2,6 arc-seconds, Extremely bad conditions. Low s/n - needs more exposure time.
 
Author: Michael Breite
 

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