Rainbow-coloured Sun Halo Sighted in Dehradun | Watch

A rare optic phenomenon, the sun halo or '22 degree halo' appears like a rainbow encircling the sun or moon at a radius of approximately 22 degrees.

New Delhi: A rainbow-coloured sun halo was sighted here on Sunday afternoon prompting the residents to record the unusual visual spectacle on their mobile phones and upload it on social media where it soon became viral.

A rare optic phenomenon, the sun halo or ’22 degree halo’ appears like a rainbow encircling the sun or moon at a radius of approximately 22 degrees.

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Rare sun halo
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.#sunhalo #Sunbow #sundog #Dehradun #Uttarakhand pic.twitter.com/cujxDmhtsA

— Rishita Juyal (@juyal_rishita) July 24, 2022

It occurs due to sunlight refracting in millions of hexagonal ice crystals suspended in the atmosphere, Director Meteorological Centre Bikram Singh said.

What is a Sun halo?

Also known as ’22 degree halo’, the Sun Halo is an optical phenomenon that occurs due to sunlight refracting in millions of hexagonal ice crystals suspended in the atmosphere. It takes the form of a ring with a radius of approximately 22 degrees around the sun or the moon.

(With Agency Inputs)