IC5146 Cocoon Nebula
Distance from Earth: About 2500 light years
Located in Cygnus
Telescope: RCOS 12.5"
Camera : ST-10xme AO-7 guided
Mount : AP1200
Image date: Aug 2006
-- Filters used and total time--
Luminous
Red 55 minutes
Green 55 minutes
Blue 55 minutes
Ha
OIII
SII