Last updated on 10/26/2014

Cederblad 90

0bject Cederblad 90 (vdB 94, Gum 3, Sh2-297) in Canis Major
Date December 14-30, 2012
Exposure HαLRGB 180:180:30:30:30  (cropped; Hα+R 50/50 for red)
Camera STL11000M with AstroDon Gen II filters
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 - poor seeing; H alpha during full moon; acquired with CCD Commander