Shadow of plane ringed by rainbow cast on cloud
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A plane’s shadow, cast by the sunshine onto a cloud and encircled with a rainbow ring, has been pictured by a passenger over southwest China’s Sichuan Province. /Scol.com.cn Photo

A plane’s shadow, cast by the sunshine onto a cloud and encircled with a rainbow ring, has been pictured by a passenger over southwest China’s Sichuan Province. /Scol.com.cn Photo

The glowing wonder appeared for a short while mid-flight. /Scol.com.cn Photo

The glowing wonder appeared for a short while mid-flight. /Scol.com.cn Photo

The natural phenomenon, called Brocken specter, Brocken bow or mountain specter, refers to the enormous and magnified shadow of an observer or object cast upon clouds opposite the sun. The shadow is often surrounded by rings of colored light caused by light diffraction. /Scol.com.cn Photo

The natural phenomenon, called Brocken specter, Brocken bow or mountain specter, refers to the enormous and magnified shadow of an observer or object cast upon clouds opposite the sun. The shadow is often surrounded by rings of colored light caused by light diffraction. /Scol.com.cn Photo