Added | Thu, 30/03/2017 |
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Дата публикации | Wed, 29/03/2017
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Версии |
Spring came, but in the Arctic circle in Alaska is still cold. March 27, ice crystals hung in the air Delta Coleville on the Northern coast of the state. Here's what happened after the sun's rays penetrated into the sparkling atmosphere:
"Around noon, formed a regular 22-degree halo and sundogs. When the light fell below, there are many other halos, including a rare 46-degree halo, and many other phenomena," says author photo James Helmericks.
The variety and clarity of this halo — a sign that the sun was shining through the "diamond dust" ice crystals of exceptional purity.
Explanation
Diamond dust consists of very fine ice crystals, which are formed with sufficient humidity and very low temperatures of below -30 °C. the sun suspended in the atmosphere ice crystals sparkle brighter than diamonds, for which the phenomenon got its name.
Translated by «Yandex.Translator»
© James Helmericks | Spaceweather.com
Translated by «Yandex.Translator»
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