Venus on Aug.14, 2001
k = 0.77, Dia = 13.8"

[UV1]
2001/08/14 21:08:33 (UT)
42 frames composite

[UV2]
2001/08/14 21:16:37 (UT)
47 frames composite

[IR]
2001/08/14 21:40:54 (UT)
20 frames composite

Observer:Masahito Niikawa
Email:zba03198@bird.zero.ad.jp
Obs.site : Mozuhonmachi Sakai-City Osaka Japan
Telescope : C11 (SC) D=280mm fl=2800mm

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

Near UV Image
indicate [U]
Filter: IDAS-U (350nm - 390nm)
Exposure :1/4
Effective F No.: 24 (XP24mm Eyepiece Projection)

IR image
indicate [IR]
Filter: IR92 (920nm - 1000nm)
Exposure :1/15
Effective F No.: 24 (XP24mm Eyepiece Projection)

Seeing = 4/10 ,Transparency = 2/6

Image Processing;
Enhanced with unsharp masking method.

Caption:
Dark equational belt is conspicious with UV filter.

説明
紫外フィルタでは、暗い赤道ベルトが顕著であった
　　　　　　≪大阪府　堺市　新川勝仁≫

ALPO-Japan Latest Venus Section	2001/08/22
	2001/08/11