Mike Deign - M51 Whirlpool Galaxy
Submitted by admin on Fri, 02/08/2008 - 18:11.
Taken from Swindon, UK with a StarlightXpress HX916 on a 10" F4.8 newtownian, guided with a ucam Pro 2 sc1 thru a Skywatcher 80ED. Filters used: Astronomik L-RGB type II(1.25") and Astronomik Ha
Exposures: L= 1 hr.55 in 5 min subs bin ox 1; Ha 30 mins in 7.5 subs bin ox 2; R:G:B 25 mins in 2.5 min subs bin ox 2 Ha /R mix is 50/50
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