The Whirlpool Galaxy - M51

 Astrophotography details:

Film Hypered Ektachrome 400
Telescope/camera Meade LX-200 10"
F-ratio F/10 (Prime focus)
Exposure time 2 hours
AutoGuider Meade Pictor 201-XT
Autoguider exposure time 7 seconds
guide star SAO 44642
Date of Photo 0005 Hours local, 18 May 1996
Location A dark site 55 miles southwest of Tempe, Arizona
Scanner HP PHOTOSMART SCANNER
Additional image processing Brightness and contrast adjusted.  Cropped.
Posted  28 Feb 98