M 100
M100 Galaxy in Coma Berenices

M100 Galaxy in Coma Berenices 1.3x crop

0bject M100 Galaxy in Coma Berenices
Date April 18-27, 2026
Exposure LRGB  565:105:105:100  (14.6 hours,  3/4 crop)
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 CS6, Astronomy Tools, Topaz Denoise AI
Comments Moderate seeing (FWHM ~ 2.6); acquired with CCD Commander from Animas, NM