Latitude:   41° 36' 57" N
   Longitude: 111° 55' 57" W
   Time Zone: (GMT-07:00) Mountain Time
   Daylight Savings Time: Automatic

           ------Twilight-----                   ------Twilight----- Daylight
   Date    Astro  Naut   Civil Sunrise  Sunset   Civil  Naut   Astro  Hours
  --------------------------------------------------------------------------
 01/16/08  6:14a  6:47a  7:21a   7:52a   5:23p   5:54p  6:28p  7:01p   9:31