2001/11/18 19:17:55(UT)
CM1=142.8 CM2=274.9 CM3=339.5 De=+2.13 E.Dia=44.32"
Nikon Cool Pix 990+LV10mm+pentaprism(f/23)
seeing:6/10
comment:
高度が高くシーイングはまあまあ。NEBには先日MLで報じられたと思われる白斑が
はっきりと見えている。
observer:Kenji Nakai(Hiroshimashi,Japan)
      ≪広島市　中井健二≫

2001/11/18 (09:21UT)

  Eyepiece Projection @ f/68 w/10mm plossel, projected 70mm, aprox.
.23 arc seconds per pixel

   Integration Times for 7:47 image

   3 BLUE  + IR rejection, .6  seconds, Edmunds filters
   3 GREEN + IR rejection, .6  seconds, Edmunds filters
   3 RED   + IR rejection, .6  seconds, Edmunds filters
  12 IR bloocker only      .3 seconds, Edmunds IR Blocker

                Integration Times for 9:21 image

   3 BLUE  + IR rejection, .6  seconds, Edmunds filters
   3 GREEN + IR rejection, .6  seconds, Edmunds filters
   3 RED   + IR rejection, .6  seconds, Edmunds filters
  10 IR bloocker only      .3 seconds, Edmunds IR Blocker

Seeing was good  6-7/10. Transparency good 5/10 early but improving to 7/10
later, wind calm, heavy dew. This cirrus gradually clearing out. Ground fog
present.
E-Mail: egrafton@ghg.net
   [Ed Grafton, Houston Texas]

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