Nightscapes - Robert Arn
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Earth's Evening Shadow

On clear summer days, if you have a clear and flat horizon, you can see Earth's shadow right after the sun goes down or right before it rises in the morning.

Location: Keota Star Party, CO
Date: 08/13/2010
Camera: Canon XT
Lens: Sigma 20mm f/1.8
Mount: Still Tripod
Exposure: 23x1/50th second, f/5.6, ISO 400
Processing: PTGui Pro, Photoshop