February 24, 2012
Angular Questions
image by Gérard Coute, France
Looking at this picture near the North Pole, from Oenopides to Philolaus, I noticed rectilinear structures delimiting almost rectangular shapes, like keys on a computer keyboard, a northern keyboard : - first are the north, south and west parts of Babbage rim; |
Technical Details
February 5, 2012, 20h03 UT. Chateaugay (France), Mewlon 210 at F/D 11.5, red filter, DMK 31, processing with Registax 6 and CS3
Related Links
Rükl plates 2 and 3
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