DayHemisphere

DayHemisphere[]
is a two-dimensional GeoGraphics primitive that represents the half of the Earth that is currently in daylight.

DayHemisphere[datespec]
represents the daylight half of the Earth for the specified date.

DetailsDetails

  • datespec can be a DateObject or a string that resolves to a date.
  • A date without explicit time zone is assumed to use $TimeZone.

ExamplesExamplesopen allclose all

Basic Examples  (2)Basic Examples  (2)

Color the part of the Earth currently in daylight:

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Show the illuminated part of the Earth on the summer solstice using red lines to denote the Arctic and Antarctic Circles:

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Use a different projection:

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Introduced in 2014
(10.0)