date_sun_info(3) [php man page]

DATE_SUN_INFO(3)							 1							  DATE_SUN_INFO(3)

date_sun_info - Returns an array with information about sunset/sunrise and twilight begin/end

SYNOPSIS

       array date_sun_info (int  $time, float  $latitude, float  $longitude)

DESCRIPTION

PARAMETERS

	      o $time
		- Timestamp.

	      o $latitude
		- Latitude in degrees.

	      o $longitude
		- Longitude in degrees.

RETURN VALUES

	Returns array on success or FALSE on failure.

EXAMPLES

       Example #1

	      A date_sun_info(3) example

	      <?php
	      $sun_info = date_sun_info(strtotime("2006-12-12"), 31.7667, 35.2333);
	      foreach ($sun_info as $key => $val) {
		  echo "$key: " . date("H:i:s", $val) . "
";
	      }
	      ?>

	      The above example will output:

	      sunrise: 05:52:11
	      sunset: 15:41:21
	      transit: 10:46:46
	      civil_twilight_begin: 05:24:08
	      civil_twilight_end: 16:09:24
	      nautical_twilight_begin: 04:52:25
	      nautical_twilight_end: 16:41:06
	      astronomical_twilight_begin: 04:21:32
	      astronomical_twilight_end: 17:12:00

SEE ALSO

       date_sunrise(3), date_sunset(3).

PHP Documentation Group 													  DATE_SUN_INFO(3)

WMSUN(1)						      General Commands Manual							  WMSUN(1)

NAME

       WMSUN - Dockable WindowMaker SunRise/SunSet App

SYNOPSIS

       wmSun [-h] [-display <Display>] [-lat <Latitude>] [-lon <Longitude>] [-td <TimeDiff>] [-date <yyyymmdd>]

DESCRIPTION

       wmSun displays the current day's Sun Rise and Set Times. You must enter your LAtitude and Longitude correctly for it to work.

OPTIONS

       -h     Display list of command-line options.

       -display <display>
	      Use an alternate X Display.

       -lat <Latitude>
	      Set latitude of observer.

       -lon <Longitude>
	      Set longitude of observer.

       -td <UT - LT>
	      Set  the	difference  beteeen  UT and LT. Useful when you want to show the Sunrise/Sunset at a remote lat/lon without resetting your
	      clock.

       -date <yyyymmdd>
	      Set the date to show sunrise/sunset for.

EXAMPLES

       wmSun -lon 106.3 -lat 35.9
	      this would display rise/set times at Los Alamos in local time.

       wmSun -lat 19.58 -lon 155.92 -td 10
	      this would display rise/set times in Kona, Hawaii in local time (in winter -- you need to take  into  account  daylight  savings	at
	      other times of the year).

BUGS

       Who knows? (Let me know if you find any).

AUTHOR

       Michael G. Henderson <mghenderson@lanl.gov>

								  5 January 1999							  WMSUN(1)