Welcome to the Sun Rise and Sun Set Calculation and Display Page
Displays data for 1 year
Enter the global location below
(click this map's city for a lat/long)
North
South
Latitude
East
West
Longitude
Year (must be valid for checkdate)
The following selection is to determine when the Sun is really up or down
echo "
Zenith Twilight Adjustment
";
90.833 officail
96 civil
102 nautical
108 astronomical
All Systems Go
(Time Zone order) - see link above for map
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
7
8
9
10
11
12
Time Zone
Yes, Show the Altitude
Yes, Only show the Plot
Note: Submit button below is disabled until you enter a latitude, longitude, year and select the time zone
(Click The Submit Above When Form Is Completed)