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    Re: (Fwd) The Most Anomalous Refraction Yet or What ?
    From: James N Wilson
    Date: 2009 Aug 4, 22:25 -0700

    I've seen a great many green flashes, and they are not restricted to the
    tropics. The expert is a former editor of Sky and Telescope, whose name
    I'll remember sometime, who told me that the best ones he'd seen were in
    Arizona. He explained that looking up over a mesa enhances the effect. I
    tried his idea, looking up above the mountains on Catalina, and saw a
    quite nice one. I asked Mike (I remembered part of his name) if I had
    really seen one above a cloud, and he assured me that I had. Bowditch
    notes that what's needed to see one is a clear day, a sharp horizon and a
    keen observer. Replace "horizon" with an equivalent flat contrasting
    I remember sitting on the beach at Moorea, looking west as the sun was
    setting, and I told Sibyl that we might see a green flash. She watched
    and, sure enough, there was one. Had it not occurred, she might never
    have looked again, likening it to the snipe hunt hoax. She's now an
    expert, arguing with me about whether the conditions are right to see
    Jim Wilson
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