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12 April 2011

Double Rainbow and Alexander’s Dark Band

We had some nice storms rumble through North Alabama this evening and, just at sunset, the storms passed Huntsville. I expected to receive some rainbow pics and I was not disappointed! A double rainbow is reversed, of course, from the primary but in between the sky will look a little darker. You can see it clearly in the picture on the right. This was first described by Alexander of Aphrodisias …


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