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ALPO-Japan Latest
Jupiter Image 2000/12/28(UT)

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M.Niikawa,H.Einaga,T.Akutsu

Masahito Niikawa (280mm SC, Minolta DimageEx1500) 
<1>
2001/01/08 16:53:25 (JST)
2001/01/08 07:53:25 (UT)
CMI = 228.8, CMII = 240.5, CMIII = 221.3
De =  +3.2, E.Dia = 45.58"

13 frames composite

<2>
2001/01/08 16:53:30 (JST)
2001/01/08 07:53:30 (UT)
CMI = 228.9, CMII = 240.6, CMIII = 221.4
De =  +3.2, E.Dia = 45.58"

12 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 : 1/4 sec
Analog gain: 6dB

Image Processing;
* The Maximum Entropy Method deconvolution
after composite of the original taking images.
And enhanced with the unsharp masking method.

Seeing = 2/10
Transarency = 3/6



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Hideo Einaga (250mm Newton, Digital Still Camera NEC PICONA) 
2000/12/28 10:38:06 (UT)
CMI =  32.1, CMII = 126.8, CMIII = 104.8
De =  +3.2, E.Dia = 46.83"

6 frames composite
Seeing=3/10,Trans=2/5
25cm+12mm+prism 3+Picona(1/7s)



2000/12/28 12:00:48 (UT)
CMI =  82.5, CMII = 176.8, CMIII = 154.8
De =  +3.2, E.Dia = 46.83"

4 frames composite
Seeing=3/10,Trans=2/5
25cm+12mm+prism 3+Picona(1/7s)



2000/12/28 13:23:32 (UT)
CMI = 133.0, CMII = 226.8, CMIII = 204.8
De =  +3.2, E.Dia = 46.82"

3 frames composite
Seeing=3/10,Trans=2/5
25cm+12mm+prism 3+Picona(1/7s)



2000/12/28 14:04:30 (UT)
CMI = 157.9, CMII = 251.6, CMIII = 229.5
De =  +3.2, E.Dia = 46.82"

5 frames composite
Seeing=3/10,Trans=2/5
25cm+12mm+prism 3+Picona(1/7s)



2000/12/28 14:28:39 (UT)
CMI = 172.7, CMII = 266.2, CMIII = 244.1
De =  +3.2, E.Dia = 46.82"

4 frames composite
Seeing=3/10,Trans=2/5
25cm+12mm+prism 3+Picona(1/7s)
HIDEO EINAGA ᕺɌ@@ipv

Tomio Akutsu (320mm Newton, Cooled CCD camera Teleris2) 

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ALPO-Japan Latest Jupiter2000 Apparition