Daylight World Map
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Shows which parts of the world are in daylight, which are in twilight, and which are in darkness. The approximate positions of the sun and moon (projected on to the Earth) are also shown.
Various locations around the world can be selected, and the date and time can be changed. For the currently selected location and the current date and time, information such as the number of daylight hours and sunrise/sunset times are shown in an information panel.
The map can also be animated to show the passage of light and shadow across the surface of the Earth over time. The speed can be selected using the "Time Step" control.
The program makes some approximations; do not rely on the results to be totally accurate, they are intended as a guide only.
See Also:
Geek Calendar Tool - Show information on various calendar systems.
Geek Clock Tool - Show various clock systems.
Force close errors? The most common cause of the app crashing is the phone running out of memory, especially when zooming in. Some developments are planned to use memory more efficiently to help avoid this problem. In the meantime, if your phone has limited memory, try closing other apps, or is possible avoid zooming in too much!
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