Time lapse sequence of Iridescent Clouds

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Date: 17.06.2004, 17:40 - 17:50 UT Optics: f=21mm, digital
Place: Tübingen, Germany Observer: Till Credner

Date:	17.06.2004, 17:40 - 17:50 UT	Optics:	f=21mm, digital
Place:	Tübingen, Germany	Observer:	Till Credner

The shown images are a small part of the entire time lapse movie that consists of 90 frames, one taken each 6s. Thin clouds with water droplets of similar sizes create these delicate colored effects.

See also:
Further images of iridescent clouds
M.G.J. Minnaert: "Light and Color in the Outdoors", Springer-Verlag
R. Greenler: "Rainbows, Halos, and Glories", Cambridge University Press
L. Cowley: "Atmospheric Optics" web site