木星 月惑星研究会 関西支部 (最新)
ALPO-Japan Latest
Jupiter Image 2002/12/15(UT)
中西英和,Clay Sherrod,Paulo Coelho ,Damian Peach,Ed Grafton
H.Nakanishi,Clay,Paulo,D.Peach,E.Grafton
Hidekazu Nakanishi (Meade 250mm SCT, Starlight Xpress MX5-C Cooled CCD Camara)
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昨日以上に気流が安定していました。
SSTCの白斑A3,A4,A5が確認できます。
≪愛知県尾西市 中西英和≫
Dr. P. Clay Sherrod (310mm Schmidt Olympus C-3000 camera)
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Note the very dark and thick segments of the NTB and NNTB; seeing is very
poor, but areas fol. the GRS appear quite turbulent, and some
depression/compression of the fol. end of the GRS may be evident.
Better seeing conditions with considerable detail visible in southern
latitudes; note the converging S. Temp. region ovals south of and fol. the
GRS/ in addition, the STB fol. the GRS is thickening and featuring very dark
segmented portions. The southern perimeter of the GRS is beginning to
demonstrate a very thick and dark border with some details visible within
the GRS itself...shadows of G and C as well as the disk of IO appearing on
the right edge of the planet.
Clay
[Dr. P. Clay Sherrod Arkansas State U.S.A]
≪クレイ シェラード アメリカ アーカンサス≫
Paulo Coelho ( 8inch Celestron SCT @ f/28 Toucam Pro Webcam)
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Dear Jupiter observers,
Here is Jupiter image from December 15, still have more data to process in the coming days.
There is some interesting barge and oval activity in NEB with a receding f. side.
Best wishes,
Paulo Coelho
SCT 8" (203.2 cm) at 0.16 ''/pixel
Toucam Pro webcam.
Paulo Coelho
Montijo, Portugal
Remain data is on the files
[Montijo, Portugal]
≪パウロ セホ ポルトガル≫
Damian Peach (11" (28 cm) Celestron SCT SBIG ST-5c camera)
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D. A. Peach, Costa del Silencio, Tenerife, Canary Isl.
11" (28 cm) Celestron SCT @ f/25.2. SBIG ST-5c camera.
SBIG RGB Filter set.
Total Exposure Times:
Integrated Light: ~40 x 0.09 secs
R+ IR rejection: 4-6 x 0.35secs
G+ IR rejection: 4-6 x 0.35secs
B + IR rejection: 4-6 x 0.35secs
Seeing generally good, and occasionally excellent (6-9.)
Transparency good, with occasional low clouds/high haze (clouded - 5.0mag.)
Wind NE (0-7mph.) Light dew.
Equatorial Diam=41.9"
Altitude= 65-78 degs.
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Hi all,
Here are some Jupiter images from early this morning
- around 4 hrs prior to Clay's images.
Oval BA is well seen, and i suspect its rim has darkened
since October, as i was able to see its outline quite
easily visually.
Also, the STrZ spot is now directly due north of BA.
The NTB is also fading at these longitudes.
The third Pichure is a cylindrical map projection of
most of the Planet from Dec 14th-15th.
Best Wishes
[Rochester, Kent, UK.]
≪ダミアン−ピーチ イギリス≫
Ed Grafton (14 inch f/11 Celestron SCT, ST6 CCD medium resolution mode)
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Hi Jupiter Observers
Here is an observation from Houston Texas December 15th 2002 at 09:44 UT.
The two shadows that seem to be slipping off the globe are Callisto and Io.
Io can be seen near the CM in the EZ and shows some phase angle. The NTB,
which Damian Peach pointed out has faded, seems to be composed of three
tenous strands. The sky was partly cloudy with intervals of clear sky
lasting serval minutes. The transparency was excellent between the clouds
and ranged from 0-9/10, and seeing was very good, 8/10 with no wind.
Moderate dew was present. The weather was cool with the temperatures in the
upper 50s F around local midnight.
ST5C CCD and a 14 inch f/11 Celestron SCT
Barlow Projection to f/27 aprox .21 arc seconds per pixel.
Image data:
10 BLUE + IR rejection, .3 seconds, SBIG filter
10 GREEN + IR rejection, .3 seconds, SBIG filter
10 RED + IR rejection, .3 seconds, SBIG filter
50 clear filter, No IR .11 seconds, SBIG filter
Ed Grafton
[Ed Grafton, Houston Texas]
ALPO-Japan Latest Jupiter Section