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Re: sunrise and sunset times


From: Jude DaShiell
Subject: Re: sunrise and sunset times
Date: Fri, 29 Jul 2016 18:56:30 -0400 (EDT)
User-agent: Alpine 2.20 (NEB 67 2015-01-07)

There are several different kinds of sunrise and sunsets. Civil and nautical and astronomical are three that come to mind immediately.

On Fri, 29 Jul 2016, Conor Matthew wrote:

Date: Fri, 29 Jul 2016 10:34:08
From: Conor Matthew <address@hidden>
To: address@hidden
Subject: sunrise and sunset times

https://www.gnu.org/software/emacs/manual/html_node/emacs/Sunrise_002fSunset.html

For 0N 0W

Emacs gives
sunrise 0704
sunset 1909

http://aa.usno.navy.mil/cgi-bin/aa_rstablew.pl?ID=AA&year=2016&task=0&place=&lon_sign=-1&lon_deg=&lon_min=&lat_sign=1&lat_deg=&lat_min=&tz=1&tz_sign=1
gives
sunrise 0703
sunset 1910

and http://www.risacher.org/sunwait/
sunwait list angle 0 0N 0W
gives
sunrise 0706
sunset 1906

for today 29th.

Does http://aa.usno.navy.mil/data/docs/RS_OneYear.php give the correct answer?

Best wishes,

Conor



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