2004 Venus Transit - Composite

Venus Transit Composite (500).jpg (16362 bytes)

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This image is a composite of seven exposures taken as the transit progressed, from second contact through maximum transit to third contact, which took place over the course of about five and a half hours.

Instrument: C-90/Nikon D70/Baader photographic solar filter/fixed tripod
F-ratio: f/11
Exposures: 1/2000 and 1/2500 second at ISO 200
Date: June 8, 2004
Sounion, Greece
Technical Notes: Seven separate exposures were combined in Layers using the Darken function. Unsharp Mask was applied at 50% with a radius of 1 pixel and a threshold of 0.

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