It's pretty cloudy here in mid-Wales but I suppose it could clear later.
This is the "graph" for the last 24 hours. Its been on red alert all that time, only dropping to amber in the last hour or so.
https://aurorawatch.lancs.ac.uk/
See this page.
https://studiesinphotography.com/products/patricia-macdonald-in-collaboration-with-angus-macdonald?pr_prod_strat=e5_desc&pr_rec_id=2d3c9805d&pr_rec_pid=5345992179850&pr_ref_pid=6658928672906&pr_seq=uniform
The original image appears in the book "Scotland from Above" by the...
I see Patricia Macdonald is involved. She and her husband (the pilot) did a book of aerial photography many years ago which showed how landforms viewed from above could create abstract patterns - and this was long before aerial photography became a thing.
Not sure if this is relevant but I find DXO Photolab (v5) NR sometimes gives a very pronounced colour cast which I've found difficult to correct. LR AI NR seems pretty consistently correct. I've started to use LR denoising for everything, even though each file takes about 3 minutes on my machine.
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