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| Re: 76st what happened? (1032507) | |||
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Re: 76st what happened? |
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Posted by Kew Gardens Teleport on Mon Jan 31 21:46:00 2011, in response to Re: 76st what happened?, posted by GP38/R42 Chris on Mon Jan 31 21:30:07 2011. Not entirely. From the direction of the shadow, one can estimate the time of day, the elevation of the sun, and then the shadow length is proportional to the cotangent of the elevation of the sun. This would be very very approximate, but it should at least give an order of magnitude idea of things. |
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