Teleskop service 12″ Richey-Chretien telescope, Skywatcher EQ8 mount,Atik 383L+ camera, Astronomik LRGB filters,
Hutech IDAS light pollution filter.
Trying more obscure objects in the constellation Hercules.
A group of galaxies 500 million light year away. Lots of different galaxy shapes.
Reduced star sizes by 5 pixels to highlight them further.
Data collected on three nights. 1st, 2nd & 22nd April 2017.
LRGB image with 9 hours 30 minutes of data. 18 x Lum 7 x Red 6 x Green 7 x Blue 15 minute exposures.