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An example over Southport, UK, of V.C.I., vortex crow instability, it occurs when the wingtip vortices interact with the aircrafts contrails.
One thought on “An example over Southport, UK, of V.C.I., vortex crow instability, it occurs when the wingtip vortices interact with the aircrafts contrails.”
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The contrast between land and sky, captured near Yilan, Taiwan
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Circumzenithal Arc seen right above James' home on his granddaughter's 13th birthday, a rare sighting for someone special, spotted in Vancouver, British Columbia, Canada
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Circumhorizon Arc spotted over Antelope Valley, California, US
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22-degree halo over Porthmadog, North Wales
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Contrails intersecting with cirrus fibratus, which could be the remnants of contrails themselves, spotted over Taiwan
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Altocumulus with some undulatus approximately halfway towards the horizon, near Najaf, Iraq
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Lightning within a storm system over Sydney, Australia
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Asperitas, relatively rare formations resembling rippling waves in the sky, are found in altocumulus and stratocumulus cloud types, spotted here within the latter over Somerset, England
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A depiction of the contrast between cumulus clouds and the blue sky, spotted over Momochi Seaside Park, Fukuoka City, Japan
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This unique photograph of what appears to be a roll cloud, also known as a volutus, was captured by Terrence's son, Daniel Linsell, with the rising sun illuminating the edge of it, spotted over Perisher, New South Wales, Australia
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Altocumulus with a sliver of the moon, spotted over Taiwan
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Undulatus over National Taipei University, Taiwan
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A plethora of altocumulus lenticularis over Reno, Nevada, US
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A developing cumulus congestus along with lacunosus within the higher level cirrocumulus clouds, spotted over Grand Cayman, Cayman Islands
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Cumulus over Pocheon, Gyeonggi Province, South Korea
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Very nice Ian. The Crow instability gives the contrail strange shapes. Look on the forum for some other examples in black and white:
https://cloudappreciationsociety.org/forums/topic/circular-crow-contrail/
I was quite surprised to see this happen.
Hans