- Cirrus duplicatus
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Cirrus duplicatus Abbreviation Ci du Symbol 
Genus Cirrus (curl of hair) Variety duplicatus (multiple layers) Altitude Above 5,000 m
(Above 16,500 ft)Classification Family A (High-level) Appearance two or more overlapping layers[1] Precipitation cloud? No Cirrus duplicatus is a variety of cirrus cloud. The name cirrus duplicatus is derived from Latin, meaning "double".[2] The duplicatus variety of cirrus clouds occurs when there are at least two layers of cirrus clouds. Most of the time, occurrences of cirrus fibratus and cirrus uncinus are in the duplicatus form.[3] Like stratus clouds, cirrus clouds are often seen in the duplicatus form.[4]
See also
References
- ^ Wolken Online. "Cirrus". Cloud Atlas. http://www.clouds-online.com/cloud_atlas/cirrus/cirrus.htm. Retrieved 13 July 2011.
- ^ Latin Lookup. "duplicatus". http://latinlookup.com/word/18551/duplicatus. Retrieved 13 July 2011.
- ^ Callanan, Martin. "Cirrus duplicatus". International Cloud Atlas. nephology.eu. http://nephology.eu/cirrus/cirrus-duplicatus. Retrieved 13 July 2011.
- ^ Dunlop, Storm (2003). The weather identification handbook (1st Lyons Press ed. ed.). Guilford, Conn.: Lyons Press. pp. 58. ISBN 1585748579. http://books.google.com/books?id=BR2ft4G5TgQC&lpg=PA1&pg=PA58#v=onepage&q=duplicatus&f=false. Retrieved 13 July 2011.
External links
International Cloud Atlas - Cirrus duplicatus
Cirrus cloud (Ci) types Species Varieties Cirrus duplicatus (Ci du) · Cirrus intortus (Ci in) · Cirrus radiatus (Ci ra) · Cirrus undulatus (Ci un)Variants Cloud genuses Extreme-level High-level Medium-level Low-level Fog · Stratus (St) · Cumulus (Cu) · Stratocumulus (Sc) · Arcus (Roll) · Fractus · Funnel · Nimbostratus (Ns) · Shelf · Wall · Actinoform cloud · Undulatus asperatusVertical Cumulonimbus (Cb) · Cumulonimbus mammatus · Pyrocumulus · Pyrocumulonimbus · Overshooting top · AccessoryCategories:- Cloud types
- Atmospheric science stubs
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