A camera obscura was set up at the University of Hertfordshire’s Bayfordbury Observatory by Regina Valkenborgh in 2012, and in September this year the observatory’s Principal Technical Officer, David Campbell found it. The image depicts 2,953 arced trails of the sun rising and falling between summer and winter during a period of eight years and one month.
With an exposure of over 1/4 billion seconds, it's likely the longest exposure photographic image ever made.
My avatar was a scientific result that was later found to be 'mistaken' - I rarely claim to be 100% correct
ETA 5/8/20: I've been advised that the result was correct, it was the initial interpretation that needed to be withdrawn
Meta? I'd say so!
Gfamily wrote: Thu Dec 17, 2020 12:12 am
With an exposure of over 1/4 billion seconds, it's likely the longest exposure photographic image ever made.
It's thought to have doubled the previous holder of the title,
According to the University of Hertfordshire, the German artist Michael Wesely is thought to hold the current record for the longest exposure photograph, captured over four years and eight months.
Martin Y wrote: Thu Dec 17, 2020 12:16 am
That's very moving. And is surely the best second use of a beer can.
FIFY
My avatar was a scientific result that was later found to be 'mistaken' - I rarely claim to be 100% correct
ETA 5/8/20: I've been advised that the result was correct, it was the initial interpretation that needed to be withdrawn
Meta? I'd say so!
