ALPO-Japan: Jupiter Section (December 15, 1999)

1999年12月15日の木星

新川勝仁
M.Niikawa


December 15, 1999(UT)

Summary

Masahito Niikawa (280mm SC, Digital still camera Minolta DimageEx1500)
1999/12/15 13h54m15s(UT) I=104.2 II= 9.7 III= 86.8 4 frames composite
1999/12/15 13h59m30s(UT) I=107.4 II=212.8 III= 90.0 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.

ALPO-Japan HomePage Jupiter Section