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Exposure Data: |
25.09.2003.
H-alphaRGB: H-alpha=12x10min. (2x2), R=10x4,5min. (3x3), G=10x5min.
(3x3), B=10x8,35min. (3x3), compl. 5 hours.
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Processing: |
Acquired via MSB
AstroArt, no darks+flats, Sigma combined, RL-deconvolved
in AIP4Win, registered in RegiStar, H-alphaRGB combined and other
processing steps in Photoshop and Neat Image.
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Optical System: |
348/3007mm Hypergraph-Cassegrain,
Starlight Xpress SXV-H9, Astronomik Filter wheel FR-03, Type II.b-Filters
and 13nm H-alpha-Filter, Astro-Physics 1200 ESCAP-FS-2-GoTo. Off-axis guided with Starlight Xpress MX 516
without AO7.
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Comments: |
Average FWHM was
2,0 arc-seconds,
Medium transparency. Picture upsampled 15%.
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Author: |
Michael Breite
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