Iridescence further from the Sun

Patches of iridescence Iridescence 20 degrees from sun

This patch of cloud only lasted a few minutes but showed quite good iridescence at a safe distance from the sun.

Iridescence shows up in a number of ways and doesn't have to be close to the sun. This cloud was more than 20 degrees away from the sun and shows delicate pinks and greens.

Weak iridescence in wave cloud Changing iridescence

Even before iridescence was spotted this small wave cloud looked like a promising candidate.

At its best the colours weren't particularly strong but do show the typical range.

Patch of iridescence away from the sun

This small patch of cloud showed good iridescence even though it was 20 degrees above the setting sun. The darker cloud below helped to emphasise the colours.

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