instrumentation : dobson 254/1200 +pano 24, nagler 13
Location : Maumusson, Loire-Atlantique, France
Date : 29/05/2011
Media : white pencil, black paper.
condition : no humidity, great transparency, a little light pollution, great seeing.
I have never seen M101 as beautiful as that. Many details are difficult. details on ngc 5474. 1h30 of observation.
Boris,
This is a very impressive sketch of M 101.
Frank