Aligning sun images using Python

Sun RAW frame collage

Fix it in post. It’s a common phrase in photography and one which is widely recognised as landing you in hot water if you’re not careful. Fix it in post-production, fix it after the fact. “Hm, I’ll just fix that in post.”

Well when I spent a day taking a few hundred photos of Venus crossing the sun last year with the intention of creating a time-lapse but without a tracking system, “fix it post” was my mantra by necessity. For 7 hours I followed the sun across the sky just by nudging my camera mount this way or that. As a result the sun was in a different place in every photo. The fact I wasn’t standing on the equator at the time meant it rotated too. Continue reading

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