Circumhorizontal Arc Over Lindau, Germany

October 16, 2004


Provided and copyright by: Robert Wagner, Max-Planck-Institute for Physics, Munich
Summary authors & editors: Jim Foster; Robert Wagner

The photo above shows an eyecatching circumhorizontal arc and was captured near Lindau, Germany on June 30, 2004. The Sun, though not visible, is positioned above this arc. Circumhorizontal arcs and the more frequently observed circumzenithal arcs are complementary halos. See also tomorrow's Earth Science Picture of the Day.

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