Skywatcher Chart
Halo. A colored ring 22½° about the sun or moon formed as light is refracted through the ice crystals of the cirristratus cloud layer. The interior color is red; exterior color is violet.
Image © For Spacious Skies/John A. Day
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Halo. A colored ring 22½° about the sun or moon formed as light is refracted through the ice crystals of the cirristratus cloud layer. The interior color is red; exterior color is violet.
Image © For Spacious Skies/John A. Day
Back: Clouds
