Last updated on 10/26/2014

M 99

  Wide field view

0bject M 99 Spiral Galaxy in Coma Berenices
Date May 4-7, 2011
Exposure LRGB 100:25:25:25 (cropped, binned 1x1)
Camera STL11000M with Astronomik filters, water assisted cooling
Telescope ASA 10N f/3.7 on AP900GTO CP3
Guiding External guide head with 50mm MiniBorg
Processing MaximDL, Photoshop CS5,  AstroActions
Comments Moderate to poor seeing