Saturn Section: October 30, 1999

1999”N10ŒŽ30“ϊ‚Μ“y―

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M.Niikawa

Masahito Niikawa (280mm Schmidt-Cassegrain, Digital Still Camera Minolta Dimage EX1500)
Condition:
1999/10/30(UT)
 15h38m15s(UT) I=312.9 III= 71.9,  4 frames compsoite
 18h15m30s(UT) I= 45.1 III=160.4,  6 frames compsoite

Seeing = 3/10 Trans.= 3/6
All images are taken with ;
Telescope : C11 (SC) D=280mm fl=2800mm
Camera :Minolta DimageEx1500 Digital Camera taking lens removed
Effective F No.: 25 (XP24mm Eyepiece Projection)
Filter: IR cut & Low-pass built-in the camera
Obs.site : Mozuhonmachi Sakai-City Osaka Japan
Exposure : 1/3 sec or 1/4 sec
Analog gain: 8dB
Image Processing;
  • Enhanced with the unsharp masking method
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