Earth locations use lines {latitude, Earth}| parallel to equator. Latitude is in degrees. Equator is 0 degrees latitude. North Pole is 90 degrees north latitude. South Pole is 90 degrees south latitude.
The reference latitude {equator}| runs horizontally around Earth middle and is zero degrees latitude.
People cannot see Sun in winter in Southern Hemisphere above 66.5 degrees south latitude {Antarctic Circle}|.
People cannot see Sun in winter in Northern Hemisphere above 66.5 degrees north latitude {Arctic Circle}|.
Sunlight falls straight down on Midsummer Day at 23.5 degrees north latitude {Tropic of Cancer}| in Northern Hemisphere.
Sunlight falls straight down on Midsummer Day at 23.5 degrees south latitude {Tropic of Capricorn}| in Southern Hemisphere.
Zones {semitropics}| can be between tropic and temperate zones.
5-Earth Science-Planet-Earth Coordinates
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Date Modified: 2022.0225