parhelic circle การใช้

The colors of the sun dog finally merge into the white of the parhelic circle ( if the latter is visible ).
The subhelic arc crosses the parhelic circle in an acute angle, and at a sun elevation of 27?it passes exactly through the 120?parhelion.
When the sun is above 32.2? light exits the crystals through the bottom face instead, to contribute to the almost colorless parhelic circle.
File : Halo phantom-sun . jpg | Complex halo display ( 22?halo, sun dogs, upper tangent arc, upper and lower Sun pillar, parhelic circle, supralateral arc ) observed in Les M閚uires ( elevation ~ 2200 metres ), Rhone-Alpes, France on January 23, 2015, during sunset at 16 : 30
Fourth there was a very white and silvery circle emerging from the two sundogs beside the real sun ( " the parhelic circle " ), which surrounded the whole horizon and was in all parts at the same distance, which was about 20 degrees : On this circle there were three other silver suns, one in the northwest, opposite the real sun ( " the anthelion " ).