NGC6946 The Fireworks Galaxy in Cepheus
NGC6946 The Fireworks Galaxy in Cepheus. A re-shoot of the luminance and addition of Hydrogen-alpha to the luminance and color channels.
Luminance taken from Highland Lakes, NJ August 26, 2015. Celestron CGE 1100 @f7.5 with Starizona corrector reducer QSI 583wsg 20x5 minutes binned 2x2
H-alpha taken August 27, 2015. 8x10 minutes binned 2x2
RGB Taken August 26, 2011 from Cherry Springs State Park. C11 @ F6.3, QSI583wsg