Ground Based View of Venus
Ground based images of Venus obtained by Jean-Pierre Prost, France, with a 212 mm Cassegrain telescope at f/34. South on Venus is down in the three images.
|Takahashi CN 212
(a 212 mm Cassegrain used at F/34)
|Lumenera SKYnyx 2.0M, with 7.5 μm pixels
|UV Schuler filter
Correction of background level (set to 0) for each raw picture, then stack of 2700 best images out of 4000 captured frames with IRIS software. Then wavelet processing with IRIS and finally Lucy Richardson processing with MAXIMDL software. Assembly of all the pictures in Photoshop.