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Optical Effects
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A corona over North Dundas Township, Ontario, Canada
Sunset with diffused sunlight near Georgetown, Texas, US
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Contrails intersecting with cirrus fibratus, which could be the remnants of contrails themselves, spotted over Taiwan
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Corona over Lochbuie, United States
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A vivid corona via cirrocumulus clouds, spotted over Brighton, Colorado, US
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A corona and its vibrant colours by way of the altocumulus undulatus, spotted over Northern California, US
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A rooftop "slicing through" a vivid corona over Renton, Washington, US
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Corona over Northern California, US
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Corona over Lochbuie, United States
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A vivid corona over Brighton, Colorado, US
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A vivid corona is spotted when the sun shines through a thin cloud and a bluish-white disc of light with a ruddy outer edge is on display, often surrounded by rings of iridescent colours. This classic example was seen by Cassie Eismann near Fort Scott, Kansas, US.
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Corona over Lochbuie, United States
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Lunar corona over Cracow, Poland
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A unique view of what might be interpreted as a solar corona, reflected through particles in the atmosphere, spotted at sunset near Saint-Jean-des-Vignes, France
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A lunar corona coupled with a subtle lunar halo, spotted over Pittsburgh, Pennsylvania, US
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Lunar halo and corona over Stanwood, Washington, US
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