大阪Masahito Niikawa (280mm SC, Hand-made PC camera (CCD:ICX424AL))
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Venus on Apr.24, 2004
k = 0.34 Dia = 32.7"
IDAS-U filter with IR Blocker (340nm - 390nm)
09:39 (UT)
Exposure 0.04sec
1647 frames composite
IR96 filter (960nm - 1000nm)
09:53 (UT)
Exposure 0.03sec
2685 frames composite
Effective Fno. = 10 (Prime focus)
Telescope:C11(D=280mmm fl=2800mm)
Camera:Hand-made PC camera (CCD:ICX424AL)
Seeing = 5/10, Transparency = 3/6
Observer:Masahito Niikawa Sakai Osaka JAPAN
Processed with CRoPP, Registax and Photoshop
≪大阪府 堺市 新川勝仁≫
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