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> A barn door tracker, also known as a Haig or Scotch mount, is a device used to cancel out the diurnal motion of the Earth for the observation or photography o
by genpfault 4y ago
> A barn door tracker, also known as a Haig or Scotch mount, is a device used to cancel out the diurnal motion of the Earth for the observation or photography of astronomical objects. It is a simple alternative to attaching a camera to a motorized equatorial mount.[1]
[1]: https://en.wikipedia.org/wiki/Barn_door_tracker https://en.wikipedia.org/wiki/Barn_door_tracker
- bombcar 4y agoAnd here I was thinking it was a way of checking if the barn door was open, and how much, and was thinking "why not just reset it at closed".
- brudgers 4y agowhy not just reset it at closed If the horses are gone, there’s no point?
- bombcar 4y ago#1 rule of software development is always closing the barn door after the horses have left.
- marginalia_nu 4y agoWith reference counting, the doors can open as each horse escapes, and close after them automatically while no horse is escaping.