Click on image for large version
Subject
M101
Date
5th April 2003
Telescope or Lens
Vixen ED102SS
Mount
GP DX
Camera
SXV H9
Filters
NIR Blocker
Total Exposures L 30 min R   G   B  
Sub exposure
1 x 30 min
Binning
Luminance 1x1
Field of view and resolution
Approx 46 x 34 Arcminute. 2.05 Arcsec / Pixel
Comments  
Guided using MX5C on Celestron 80mm using a 3 x teleconverter to give f15 and focal length of 1200mm. Guide exposure of 2 seconds.