M57 LRGB+H-alpha | dietmar hager

dietmar hager
Location of photo
35km north of linz
Date/Time of photo
may+june 08
9" TMB Apo folded refractor mountegra - single arm fork mount Starlight Xpress SXVF H16 Astronomic IIc filters in FLI wheel
Date: 27+30.May+5thjune 2008: seeing 5-6/10; Transp. 6/10 Scope: 9 " TMB Apo f/9 CCD: SXV H16 - 1.7 hours - luminance; 1x1 bin 5 darks; 3.6 hours R,G,B 2x2 bin. 6 darks for 2x2bin; 3 hours 2x2 H-alpha Software: AstroArt4 image acqu. guiding. Maxim DL, CCD Stack, preprocessing Processing: postprocess. PS CS2, Registax, Pix InSight LE www.stargazer-observatory.com
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