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#1
September 22nd 06, 03:04 PM
posted to rec.aviation.owning
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Night , Complete Sun and Moon Data Calculator
There is a calculator that can help you determine when civil twilight
is based on the date and your location. http://aa.usno.navy.mil/data/docs/RS_OneDay.html 
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#2
September 22nd 06, 03:41 PM
posted to rec.aviation.owning
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Night , Complete Sun and Moon Data Calculator
On 09/22/06 07:04, Clay wrote:
There is a calculator that can help you determine when civil twilight is based on the date and your location. http://aa.usno.navy.mil/data/docs/RS_OneDay.html I use the one year version, print it out and keep a laminated copy in my flight bag. Very handy: http://aa.usno.navy.mil/data/docs/RS_OneYear.html I also keep the rise/set times for The Moon as an aid when doing night currency. I like to do the currency both when The Moon is full as well as when it's not there. -- Mark Hansen, PP-ASEL, Instrument Airplane Cal Aggie Flying Farmers Sacramento, CA
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