What kind of phenomenon is colorful auspicious clouds?

Multicolored Xiangyun refers to the natural phenomenon caused by the solar rays and the ice crystal structure in the clouds, which is a typical "sunrise" phenomenon. Under the right weather conditions, sunlight forms a right angle with the clouds. When sunlight passes through the clouds, the water vapor in the clouds above separates the solar spectrum through refraction and reflection, thus scattering seven colors of light.

There are three main conditions for the formation of colorful auspicious clouds: clouds located at the sun 10 to 40 degrees; Clouds are thin clouds with uniform water droplets, such as cumulus clouds and cirrocumulus, especially lenticular clouds. Rare clouds such as mother-of-pearl clouds will form very bright colorful clouds; A sunny day.

Extended data

Colorful auspicious clouds recorded in recent years:

I. 20 18

Around noon on June 29th, 2065438 10, colorful auspicious clouds appeared many times over the graduation ceremony of Qingdao University of Technology in Huangdao District, Qingdao.

On 20 18, 10,18, colorful auspicious clouds appeared in the sky of Beijing again.

Two. 20 19

20 19 At about 5 pm on June 28th, colorful clouds appeared in Panyu Baiyun, Tianhe, Huangpu, which lasted for more than an hour.

At noon on August 8, 20 19, "multicolored auspicious clouds" appeared over Hangzhou at 1.

Third, in 2020.

In 20201October 27th 10, "Colorful Xiangyun" appeared over Lijiang.

On June 28th, 2020, "Colorful Xiangyun" appeared in the sky of Haikou.

On the evening of September 1 1, 2020, "Colorful Xiangyun" appeared over Nanning, Guangxi.

At about 2 pm on June 27th, 2020, 10, a colorful "colorful auspicious cloud" appeared over the urban area of Lijiang, Yunnan.

On June/KOOC-0/65438+/KOOC-0/October/KOOC-0/day in 2020, a beautiful and colorful Xiangyun landscape appeared over Erhai Lake.

Baidu Encyclopedia-Colorful Cloud