[R] daylight

David Winsemius dwinsemius at comcast.net
Wed Oct 24 02:28:45 CEST 2012


On Oct 23, 2012, at 12:45 PM, bambus wrote:

> hi there,
> does anyone know how to calculate the amount of daylight on every day of the
> year in R? I mean the time between sunrise and sunset.

http://www.esrl.noaa.gov/gmd/grad/solcalc/sunrise.html

This should explain why you are posing an underdetermined problem.

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David Winsemius, MD
Alameda, CA, USA




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