Sun dog over Moel y Ci (‘Dog Hill’) (2)

Sun dog over Moel y Ci

Date

5 August 2011
Location

Viewed from Bethesda, Wales

SH 63219 66497; 53.17793°N, 4.04809°W

Information

A sun dog (or parhelion) is a luminous spot on one or both sides of the sun at the same height as the sun. It is formed by refraction through hexagonal plate crystals of ice in high cirrus clouds.

Featured in NASA Earth Science Division’s Earth Science Picture of the Day, 12 October 2011.

Sun dog over Moel y Ci (‘Dog Hill’), 1 September 2010
Sundogs, Parhelia, Mock Suns (Atmospheric Optics)
Sundog formation (Atmospheric Optics)

Sun dog over Moel y Ci

Sun dog over Moel y Ci

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