hi asod,I send this last observation of the Rosette Nebula.the sky that day was not very transparent,but after an hour of observation I could see many details and translate to paper.
the details are subtle and contrasted with this great filter.greetings and thanks
Object Name: ngc 2239/2244/2238 rosette nebula
Object Type: open cluster and bright nebula
Location: bonilla cuenca / spain
Date: 5 january 2013 hour 22:00 < 23:00
temp. -1 ° C humidity 72% nelm 5,4 bortle scale 3/9
Media: graphite pencil and gimp tools
optical equipment: meade lightbridge 10'' & explore scientific 30mm 82°
42x increases 1,9° field 6mm exit pupil
omega optics npb filter
Roberto,
You have brought to your eye much faint nebulosiy, fine sketching.
Frank 🙂
Thanks for your comment Frank.