Cloudbow: Difference between revisions
From Glossary of Meteorology
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<div class="definition"><div class="short_definition">( | <div class="definition"><div class="short_definition">(''Also called'' fogbow, mistbow, white rainbow.) A large, faintly colored, circular arc formed by [[light]] (usually [[sunlight]]) falling on [[cloud]] or [[fog]].</div><br/> <div class="paragraph">The apparent center of the cloudbow is the [[antisolar point]] (the shadow of the observer's head or possibly the shadow of the plane in which the observer is flying). The term [[rainbow]] is a general term for this phenomenon, a cloudbow merely being a rainbow formed in the smaller cloud or fog [[droplets]]. The broad whitish appearance of the cloudbow and slightly smaller angular radius certainly demonstrate that an explanation that treats light as a series of rays does not work very well for small droplets.</div><br/> </div> | ||
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Latest revision as of 13:54, 20 February 2012
cloudbow
(Also called fogbow, mistbow, white rainbow.) A large, faintly colored, circular arc formed by light (usually sunlight) falling on cloud or fog.
The apparent center of the cloudbow is the antisolar point (the shadow of the observer's head or possibly the shadow of the plane in which the observer is flying). The term rainbow is a general term for this phenomenon, a cloudbow merely being a rainbow formed in the smaller cloud or fog droplets. The broad whitish appearance of the cloudbow and slightly smaller angular radius certainly demonstrate that an explanation that treats light as a series of rays does not work very well for small droplets.