#25 Sunset Calculation may be off for Chicago

Feature Requests
closed
nobody
None
5
2013-07-08
2006-10-20
hillelm
No

I noticed that the sunset for today october 20, 2006
in Chicago is calculated to be 6:03. (CandleLighting=
5:45 (Sunset-18 minutes)
http://www.hebcal.com/shabbat/?geo=zip&zip=60645&m=50

From the navy website: http://aa.usno.navy.mil/cgi-
bin/aa_pap.pl .

It comes up as 6:02 p.m

You may want to look at your algorithm.

Thank you in any case for a wonderful program and
service.

Hillel Meyers
hillel.meyers@motorola.com

The following information is provided for Chicago,
Cook County, Illinois (longitude W87.7, latitude
N41.9):

Friday 20 October 2006 Central Daylight
Time

SUN
Begin civil twilight 6:40 a.m.
Sunrise 7:09 a.m.
Sun transit 12:35 p.m.
Sunset 6:02 p.m.
End civil twilight 6:30 p.m.

Discussion

  • Michael J. Radwin

    • status: open --> closed
    • Group: --> Feature Requests
     

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