Last updated on 10/26/2014

Cassiopeia A

  Crop 1.5X

0bject Cassiopeia A supernova remnant in Cassiopeia
Date September 25-27, 2013
Exposure LRGB 240:60:60:60 (cropped)
Camera STL11000M with AstroDon Gen II filters (water-assisted cooling)
Telescope ASA 10N f/3.7 on AP900GTO CP3
Guiding Remote guide head with MiniBorg 50 mm
Processing MaximDL, Photoshop CS5, GradientXterminator, AstroActions
Comments Moderate to good seeing; acquired with CCD Commander