Moon detalis w/ D40

I browsed through some older photos and reprocessed some interesting shots you can see below.
All 100% crop.
The details are 1.2km/pixel

And you can see some more here:

http://www.flickr.com/photos/7871008@N03/

Detalis are: Nikon D40, Nikon F-> M42 adapter, Carl Zeiss refracting telescope on an EQ mount, 2965mm f/18, ISO200, 1/13s.