The color picture, LRGB, of the M51 Galaxy was taken 5->7. March-2010. Meade LX200ACF 16" telescope used with 0.5X Optec NextGEN Widefield reducer mounted. An SBIG ST-8XME camera also used and mounted with astronomik LRGB filters. Additionally a 2" IDAS LPS filter used to reduce the effect of the light polution in Copenhagen Denmark area. Total exposure time ~5.5 Hours, divided into LRGB 5. min. subs=39,10,10,10.
Picture published in S&T archive:http://media.skyandtelescope.com/images/M51_LRGB_Deconvolved+-1000.jpg
Also published in the Meade4M gallery:http://www.meade4m.com/cgi-bin/gal_display.cgi?image=2149