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Pickering’s Triangle mosaic

Paul Ecclestone-Brown, Lichfield, 28-29 August 2021

“The Midlands was under almost permanent cloud cover all summer. As I ran out of data to process normally, I decided to experiment. I’ve been fascinated by symmetry and Newton’s colour wheel, so I combined the two concepts in a single image. I took an over-stretched, starless image of the Cygnus Loop and clipped a triangular portion of

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