The image was taken during several nights from October till November 2012.
Exposures:
9 x 1800s H-alpha (4,5nm – 06/10/2012)
12 x 1800s OIII (3nm – 10/10/2012)
11 x 1800s S2 (5nm – 17/11/2012)
10 x 300s R,G,B (22/10/2012)
Equipment used:
TEC-140 telescope
SXV-H9 CCD
NEQ-6 mount
DMK21-618 for Off-axis guiding