Science Frontiers ONLINE No. 44: Mar-Apr 1986 Issue Contents

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Unusual Double Sun

April 30, 1984. Mediterranean Sea.

"Shortly before sunset the phenomenon shown in the sketch was observed."

From the m.v. Stability out of Piombino.

(Twiselton, J.; "Mock Sun," Marine Observer, 55:78, 1985.)

Comment. This is actually a case of abnormal refraction. Mock suns are characteristically 22� and/or 46� from the true sun horizontally.

From Science Frontiers #44, MAR-APR 1986. � 1986-2000 William R. Corliss

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