| 13.11.2011 Jupiter image shot by M. Grünanger and A. Kreutzer with webcam ScopiumCam (Sony ICX0988Q CCD, 640x480pixel, 5.6x5.6my, 30Images/sec) through the Alvan Clark refractor of the University of Vienna, D=300mm/f=5000mm extended to 8830mm with a Barlow lens, yellowfilter to reduce strong cromatic distortion of the refractor. The original-video was taken from 09:00PM to 11:00PM with short interruptions. This final image is a summation of 1200 single images. Description of image processing look at Beobachtungsseite [in german] Compare this picture with the final video-version after image-processing, made by Andreas Kreutzer
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