NGC281
“Pacman Nebula”
Constellation-
Cassiopeia
Right
Ascension: 00h 52m 59 s
Declination:
56° 37' 19"
Distance:
9500 light years
Visual
Brightness: mag 7.4
Apparent
Dimension: 35 arc minutes
Image
information-
Date
taken-
Telescope/Focal
length/Camera/Temperature- C11 OTA @ f/6.8, ST-8XE NABG @ -20C, autoguided with PHD 2.5 or internal guide chip
Integrations- LRGB, L = 13 x 600 seconds binned 1x1, RGB = 6 x600 seconds each binned 2x2
Processing-
Flats and darks in CCDSoft, aligned, combined, and processed in CCDSoft and Photoshop CS5