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单词 Mock Sun
释义

Mock Sun

中文百科

幻日 Sun dogs

(重定向自Mock Sun)
北达科他州法戈出现的明亮幻日
数个光学现象:22度晕(环状)、幻日(两个22度晕旁的光点)、幻日环(幻日与太阳中间的水平光弧)

幻日(Sun dogs),是一种大气光学现象,由于天空中大量漂浮六角形冰晶整齐折射太阳光线,从而在真实太阳位置两侧产生两个太阳的虚像。公元2013年在中华人民共和国内蒙古自治区的赤峰市一带和河北省承德市一带出现了幻日现象,可以同时看到“五个”太阳。

相似的成因若出现在月亮高挂的夜晚,则为幻月(Moon dogs)。

英语百科

Sun dogs 幻日

(重定向自Mock Sun)
Left-hand sundog at Battambang Cambodia on April 1, 2015.
Very bright sun dogs in Fargo, North Dakota. Also visible are parts of the 22° halo (the arcs passing through each sundog), a sun pillar (the vertical line) and the parhelic circle (the horizontal line).
Left-hand sun dog at Stonehenge
Right-hand sun dog in Salem, Massachusetts, Oct 27, 2012. Also visible are a Parry arc, an upper tangent arc, a 22° halo and part of the parhelic circle.

Sun dogs (or sundogs), mock suns or phantom suns, scientific name parhelia (singular parhelion), are an atmospheric phenomenon that consists of a pair of bright spots on either horizontal side on the Sun, often co-occurring with a luminous ring known as a 22° halo.

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更新时间:2025/6/21 18:47:49