NGC281 in HST palette (Pacman Nebula)

A bright emission nebula and part of an H II region in the constellation of Cassiopeia in narrowband palette.
 
NGC281 in HST palette (Pacman Nebula)

Date:
September 2017
Location:
Lomianki near Warsaw
CCD:
Apogee U8300
Scope:
TEC 140 APO @F7
Mount:
AP1200GTO
Exposure
HaOIII (35 hours in total)
Processing:
MaximDL, PixInsight, Photoshop CS6