ALPO-Japan: Jupiter Section (November 19, 1999)

1999年11月19日の木星

奥田耕司、河原義則、新川勝仁
K.Okuda, Y.Kawahara, M.Niikawa

November 19, 1999(UT)

Summary
Yoshinori Kawahara (250mm Cassegrain, Digital still camera NEC Picona)

No.16 1999/11/19 10:06:00(UT)
I=179.5 II=124.6 III=354.8
De=+3.3 Dia=48.26"
Enhanced by Y.Iga

250mm Cassegrain
TeleVue barlow 3x (f/32)
NEC PICONA 1/7sec
3 frames composite


No.17 1999/11/19 13:52:54(UT)
I=317.9 II=261.7 III=132.0
De=+3.3 Dia=48.24"
Enhanced by Y.Iga

250mm Cassegrain
TeleVue barlow 3x (f/32)
NEC PICONA 1/7sec
3 frames composite

Koji Okuda (250mm Newton, BITRAN BT-01 Cooled CCD Camera)

1999/11/19 14h03m(UT) I=322.7 II=266.5 III=137.8
1999/11/19 14h26m(UT) I=336.7 II=280.4 III=151.7

250mm Newton, BITRAN BT-01, LRGB
Seeing:4-6/10 Transp.: 8-6/10

コメント

  • SSTBと思われるベルトが濃く目立つ
  • STBのDSが目立つ
  • SEBはかなり濃い
  • EBはベルト状でハッキリしている

カラー合成に使用したフレーム
Masahito Niikawa (280mm SC, Digital still camera Minolta DimageEx1500)
1999/11/19 15h55m40s(UT) I= 32.7 II=335.9 III=206.2 3 frames composite
1999/11/19 16h10m15s(UT) I= 41.6 II=344.7 III=215.0 4 frames composite


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 : 1/8 sec, Analog gain:6dB
Seeing:3/10 Transp.:4/6
Image Processing
The Maximum Entropy Method deconvolution after composite of the original taking images. And enhanced with the unsharp masking method.
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