mouse click over the picture (after loading) to see the inverted higher contrast b/w-frame
| Exposure Data: |
15.+19.07.2003.
H-alphaRGB: H-alpha=10x20min. (2x2), R=10x5min. (3x3), G=10x5min. (3x3), B=10x5min.
(3x3), compl. 5 3/4 hours. |
| 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 (many hours!). |
| 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. |
| Comments: |
Average FWHM was
1,8 arc-seconds, Very stable seeing conditions with small image motion. Picture
upsampled 15%. |
| Author: |
Michael Breite |