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The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
A circumzenithal arc in Salem, Massachusetts, Oct 27, 2012. Also visible are a supralateral arc, Parry arc (upper suncave), and upper tangent arc.
A circumzenithal arc in Salem, Massachusetts, Oct 27, 2012. Also visible are a supralateral arc, Parry arc (upper suncave), and upper tangent arc.
From top to bottom: a circumzenithal arc on top of a 46° halo, on top of a Parry arc, on top of a tangent arc, on top of a 22° halo, on top of the act
From top to bottom: a circumzenithal arc on top of a 46° halo, on top of a Parry arc, on top of a tangent arc, on top of a 22° halo, on top of the actual sun.
A Circumzenithal Arc. Seen in Mount Vernon, Washington. : June 10, 2024
A Circumzenithal Arc. Seen in Mount Vernon, Washington. : June 10, 2024
An upper tangent arc appearing above San Francisco Bay and Marin County in California, at sunset on April 9, 2023.
An upper tangent arc appearing above San Francisco Bay and Marin County in California, at sunset on April 9, 2023.
An upper tangent arc with the Sun at an observed low altitude.
An upper tangent arc with the Sun at an observed low altitude.
A halo display observed over the South Pole. Featured in the photo are several distinct phenomena: A parhelic circle (horizontal line), a 22° halo (ci
A halo display observed over the South Pole. Featured in the photo are several distinct phenomena: A parhelic circle (horizontal line), a 22° halo (circle) with a sundog (bright spot), and an upper tangent arc. Photo: Cindy McFee, NOAA, December 1980.
A 22° halo featuring two sun dogs on both sides, as well as an upper and a lower tangent arcs at the top and the bottom.
A 22° halo featuring two sun dogs on both sides, as well as an upper and a lower tangent arcs at the top and the bottom.