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ALPO-Japan Latest
Saturn Image 2002/04/02(UT)

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M.Niikawa


Masahito Niikawa (280mm SC, Digital still camera Minolta DimageEx1500)


Saturn on Apr.02, 2002
De = -28.8, E.Dia = 17.4"

2002/04/02 19:20:53 (JST)
2002/04/02 10:20:53 (UT)
CMI = 298.0, CMIII = 291.8
10 frames composite

Observer:Masahito Niikawa
Email:zba03198@bird.zero.ad.jp
Obs.site : Mozuhonmachi Sakai-City Osaka Japan
Telescope : C11 (SC) D=280mm fl=2800mm

Camera:Minolta DimageEx1500 Digital Camera taking lens removed
CCD:ICX205AL (Sony Monochrome CCD)

Filter: R64 (640nm - 1000nm)
Exposure : 0.33 sec
Effective F No.: 44 (XP24mm Eyepiece Projection)

Seeing = 6/10
Transparency = 3/6

Image Processing;
Software binning.
Enhanced with unsharp masking method.
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ALPO-Japan Latest@Saturn Section