NGC281 – Pacman Nebula

Tha Pacman nebula is a bright emission nebula and part of an H II region in the northern constellation of Cassiopeia and is part of the Milky Way’s Perseus Spiral Arm. This 20×30 arcmin sized nebulosity is also associated with open cluster IC 1590, several Bok globules and the multiple star, B 1 (source wikipedia).
SW80ED+FF/FR + ASI1600mm + ZWO NB + EQ6-R
Total Integration 5.5hours under SQM20.20 in France
11*600sec frames per channel (Ha/O3/S2) Gain 300 Cooled at -20°C

Autore: Axel Maraut (sito)