[mountain_peak]

Interestingly (or possibly not), I made this [0] comment here (on HN) some time ago and was quickly informed that my technique was used in the 1960s to identify moving celestial objects in successive astronomical photographs. [2] I kind of assumed is was a fairly well-known technique, but didn't realize it also had practical use!

[0] https://news.ycombinator.com/item?id=37981314 [1] https://airandspace.si.edu/collection-objects/microscope-ast...