Re: length of day

In article <gc2dnUxjy4BifOHfRVn-1w@xxxxxxxxxx>, jeff-n@xxxxxxxxxx
says...

>Is there a program out there that I can use to get accurate times for
>sunrise/sunset? If your calculations are correct, then obviously I cannot
>depend on the one I've been using.

There are a large number of them. Some can be run directly in your web
browser:

http://aa.usno.navy.mil/data/docs/RS_OneDay.html
http://aa.usno.navy.mil/data/docs/RS_OneYear.html
http://www.srrb.noaa.gov/highlights/sunrise/sunrise.html
http://www.srrb.noaa.gov/highlights/sunrise/sollinks.html
http://www.xylem.f2s.com/kepler/js_sunrise_moonrise.html
http://www.arachnoid.com/lutusp/sunrise/index.html
http://www.satellite-calculations.com/Satellite/Sunrise_and_sunset.htm
http://www.40-below.com/sunmoon/

If you Google for

sunrise calculator

you'll find many more, both in the form of in-browser calculators and of
separate programs to download.

Good luck!



--
Paul Schlyter, Grev Turegatan 40, SE-114 38 Stockholm, SWEDEN
e-mail: pausch at saaf dot se
WWW: http://stjarnhimlen.se/
http://home.tiscali.se/pausch/
.

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