[back] Moon: Rimae Triesnecker, Ariadaeus, Hyginus
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(c) 2003 All astro photo images are copyrighted. They may not be used or reproduced without explicit written permission from the authors.
About these Images / Über diese Bilder
CCD: | Sony Camcorder |
Image Type, Orientation: | Processed Video frames, North is up |
Exposure time: | 1/300 sec, some thousand frames, processed with a speckle interferometry program of Christoph Stelzer, University of Tübingen, Germany |
Exposure date: | September 21st, 2004 |
Location: | Capella Observatory at Amani Lodge, Kupferberg near Windhoek, Namibia |
Filter: | No |
Instrument: | Ganymed 60cm-Hypergraph in secondary focus, f=4800 mm |
Seeing (FWHM): | Average of about 1.5" for each 1/300 sec. exposure. |
Photographer: | Hanns Ruder |
Remarks: | The frames are divided in 12 overlapping sub-frames. The reconstruction was carried out with 200 Knox-Thomson datasets (see here for explanation) respectively. Anisoplanatism-artifacts (see here for explanation) were suppressed by statistical analysis. |
Bemerkungen: | Die Bilder wurden in 12 überlappende Teilbilder zerlegt. Die Rekonstruktion wurde jeweils mit 200 Knox-Thompson-Datensätzen (siehe z.B. hier) durchgeführt. Anisoplanasie-Artefakte (siehe z.B. hier) wurden mit einem statistischen Verfahren herausgerechnet. |
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