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ALPO-Japan Latest
Saturn Image 2001/09/20(UT)

Ed Grafton

Ed Grafton


Ed Grafton (14 inch f/11 Celestron SCT, ST6 CCD medium resolution mode)
  2001/09/20 11:18(UT)
Eyepiece Projection @ f/66 w/10mm plossel, projected 70mm, aprox.
.27 arc seconds per pixel

Integration Times:
9 BLUE  + IR rejection, .7  seconds, Edmunds filters
8 GREEN + IR rejection, .7  seconds, Edmunds filters
7 RED   + IR rejection, .7  seconds, Edmunds filters
8 No Filter             .4 seconds
 Seeing good 7/10, transparency very good 8/10, wind calm, moderate dew.
 Non linear proceesing on mono image to enhance visibility of C ring.
   Ed Grafton
   [Ed Grafton, Houston Texas]

ALPO-Japan Latest@Saturn Section