Some photos show at least eight columns of light suspended in the sky Japan They have recently created a buzz on social media. Although there are various speculations about its origin, it is a natural phenomenon ‘Pillars of Light’.
According to local media, the lights were seized from the Japanese prefecture of Hakodate and Nanae on August 22. Hokkaido.
It is an optical phenomenon When light reflects off ice crystals Suspended in the atmosphere. The size of the pillar formed depends on the distribution of those small hexagonal plates.
Consulted by J Town NetKentaro Araki, a senior researcher at the Japan Meteorological Agency, said the sightings in Hokkaido were mostly “fishing piers”. That is, poles produced by the lights of fishing boats.
How rare are ‘pillars of light’?
Because very low temperatures are necessary for ice crystals to form, ‘pillars of light’ usually appear in winter at high latitudes.
However, the reported sighting happened in the middle of the boreal summer. Thus, Araki noted the possibility of light reflection in clouds Chirostratus and AltostratusIt contains ice crystals and can form at high altitudes in any season.
Although the pillar’s light source usually comes from the surface, it can also arise from light from the sun or moon when the star is near the horizon.
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