ALPO-Japan: Jupiter Section (December 7, 1999)

1999”N12ŒŽ07“ú‚̖د

’r‘ºr•FAVìŸm
T.Ikemura, M.Niikawa

December 7, 1999(UT)

Summary
Toshihiko Ikemura (310mm Newton, Digital still camera NEC Picona)

No.182 1999/12/07 13:02:24(UT)
I=249.6 II= 56.5 III=291.5
De=+3.2 Dia=46.13"
310mm Newton(F5)
TeleVue barlow 5x (f/34)
NEC PICONA 1/7sec
4 frames composite


No.183 1999/12/07 13:07:52(UT)
I=253.0 II= 59.8 III=294.8
De=+3.2 Dia=46.13"
310mm Newton(F5)
TeleVue barlow 5x (f/34)
NEC PICONA 1/7sec
5 frames composite

Masahito Niikawa (280mm SC, Digital still camera Minolta DimageEx1500)
1999/12/07 14h02m00s(UT) I=286.0 II= 92.5 III=327.5 4 frames composite
1999/12/07 14h06m15s(UT) I=288.6 II= 95.0 III=330.1 4 frames composite
1999/12/07 14h20m00s(UT) I=297.0 II=103.0 III=338.4 3 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.:3/6
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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