NGC 281 - 27.9.2021 at 00.00 Nakkila
Observation number 101708
NGC 281, or Pacman Nebula, located in the constellation of Cassiopeia, is an emission nebula and consists mainly of hydrogen. At a distance, the fog is about 9,200 light-years away from us.
I photographed the subject on several autumn evenings and the data was collected in both RGB and narrowband. The total exposure time of the image is 5.5 hours.