Sh2-135 Emission nebula in Cepheus

Sh2-135 Ha Ha  NGC 7261 Open cluster NGC 7261 1.3X crop

0bject Sh2-135 Emission nebula in Cepheus
Date September 19-25, 2015
Exposure HαRGB 615:60:55:70 (cropped; 13.3 hours)
Camera STL11000M with AstroDon Gen II filters (water-assisted cooling)
Telescope ASA 10N f/3.7 on AP900GTO CP3
Guiding Remote guide head with MiniBorg 50 mm
Processing MaximDL, Photoshop CS6,  AstroActions
Comments Moderate seeing with waxing moon; acquiied with CCD Commander