M100
Distance from Earth:60 million light years
Located in Coma Berenices
Telescope: 12.5" RCOS
Camera : ST-10XME, AO guided
Mount : AP1200
Image date: April 2005
-- Filters used and total time--
Luminous 240 minutes
Red 60 minutes
Green 60 minutes
Blue 60 minutes
Ha
OIII
SII