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ALPO-Japan Latest
Venus Image 2002/08/17

新川勝仁

M.Niikawa


Masahito Niikawa (280mm SC, Digital still camera Minolta DimageEx1500)
Venus on Aug.17, 2002
k = 0.51, Dia = 23.0"

Observer:Masahito Niikawa
Email:zba03198@bird.zero.ad.jp
Obs.site : Mozuhonmachi Sakai-City Osaka Japan
Telescope : C11 (SC) D=280mm fl=2800mm
F No.:10 (No projection, prime focus)

Camera:Minolta DimageEx1500 Digital Camera taking lens removed
CCD:ICX205AL (Sony Monochrome CCD)

Near UV Image
09:54 (UT)
16 frames composite
Filter: IDAS-U (350nm - 390nm)
Exposure :1/2 sec

Near IR Image
10:10 (UT)
3 frames composite
Filter: IR96 (960nm - 1000nm)
Exposure : 1/4 sec

Seeing = 5/10
Transparency = 1/6

UV dark belts are conspicuous.

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