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Optical Effects
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A plethora of contrails spotted by Alexia's friend, Ted Burrowes, near Lexington, Virginia, US
22-degree halo spotted in the mountains near Mercogliano, Avellino, Italy
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22-degree halo spotted over Portland, Oregon, US
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22-degree halo spotted over Berkeley, California, US
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A vibrant, multi-ring corona spotted over Brighton, Colorado, US
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22-degree halo spotted by John's sister-in-law, Patricia Heath, over the Basílica Catedral de Lima, Peru
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A vivid corona spotted over the National Cathedral, Washington D.C., US
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Sun Dogs (Parhelia) spotted over Portage, Wisconsin, US
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Parhelic Circle amidst the optical phenomena spotted over New York City, New York, US
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A wide range of contrails and dispersement as a result of varying atmospheric conditions, such as humidity, temperature, wind shear, and atmospheric and aircraft-induced turbulence. The clouds that are formed are done so via homogenitus and are dispersed wider in conditions of high humidity and high wind shear. This expansive display was captured by Ted Burrows over Lexington, Virginia, US.
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Lunar corona spotted over North Dundas Township, Ontario, Canada
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Iridescence spotted over Podłęże, Poland
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A lunar halo spotted over Poelkapelle, Belgium
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22-degree halo spotted over Sacramento, California, US
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Circumzenithal Arc spotted over Amenia, New York, US
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Altocumulus lenticularis duplicatus, also known as 'pile d'assiettes', spotted over Mount Shasta, California, US
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