ALPO-Japan: Jupiter Section (December 3, 1999)

1999”N12ŒŽ03“ú‚̖د

’r‘ºr•FAVìŸm
T.Ikemura, M.Niikawa

December 3, 1999(UT)

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

No.180 1999/12/03 08:58:52(UT)
I=189.6 II= 28.2 III=262.1
De=+3.3 Dia=46.68"
310mm Newton(F5)
TeleVue barlow 5x (f/34)
NEC PICONA 1/7sec
5 frames composite


No.181 1999/12/03 11:56:52(UT)
I=298.1 II=135.8 III= 9.7
De=+3.3 Dia=46.68"
310mm Newton(F5)
TeleVue barlow 5x (f/34)
NEC PICONA 1/7sec
8 frames composite

Masahito Niikawa (280mm SC, Digital still camera Minolta DimageEx1500)
1999/12/03 15h21m36s(UT) I=251.6 II= 83.4 III=317.6 5 frames composite
1999/12/03 15h32m15s(UT) I=258.1 II= 89.9 III=324.0 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.: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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