46° halo
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A 46° halo is a rare atmospheric optical phenomenon that consists of a halo with an apparent radius of approximately 46° around the Sun. At solar elevations of 15–27°, 46° halos are often confused wit
Sun dogs with a larger and fainter 46° halo and a 22° halo with an upper tangent arc
The 46° halo is often confused with the supralateral arc (seen here with a circumzenithal arc, surrounding a 22° halo with a tangent arc and a Parry arc).
Circumhorizontal arc
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A circumhorizontal arc is an optical phenomenon that belongs to the family of ice halos formed by the refraction of sunlight or moonlight in plate-shaped ice crystals suspended in the atmosphere, typi
Circumhorizontal arc over the Nepalese Himalaya
Circumhorizontal Arc over peak 12225 in the Sierra Mountains of California
A circumscribed or 22° halo (top) together with a circumhorizon arc (bottom), photographed in Mexico
Photographed in Ravenna, Michigan