[time-nuts] finding time astronomically.

[Poul-Henning Kamp]

In message <4F1DBCC9.9040900 at earthlink.net>, Jim Lux writes:

>How well could you do with something like the camera in the iPhone4 
>facing up. The front camera is VGA resolution.

Very badly.

The major trouble is actually not getting the light from the star,
but making sure your camera/telescope/transit-circle has a known
and stable geometric relationship to the planet Earth.

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