(Redirected from Tropic of capricorn)
World map showing the Tropic of Capricorn
:''For the novel by
Henry Miller, see
Tropic of Capricorn (novel)''.
The 'Tropic of Capricorn', or 'Southern tropic', is one of the five major
circles of latitude that mark maps of the
Earth. It lies 23
° 26′ 22″ south of the
Equator, and marks the most southerly latitude at which the sun can appear directly overhead at noon. This event occurs at the
December solstice, when the southern hemisphere is tilted towards the sun to its maximum extent.
The
northern hemisphere equivalent of the Tropic of Capricorn is the
Tropic of Cancer. Schoolchildren are sometimes taught to remember which tropic is which by the fact that corns grow on the feet (i.e. the lower part of the body, corresponding to the southern hemisphere). Latitudes south of the Tropic of Capricorn are in the
Southern Temperate Zone. The region north of the Tropic of Capricorn and south of the Tropic of Cancer is known as the
Tropics.
The Tropic of Capricorn is so named because about 2,000 years ago the sun was entering the
constellation Capricornus (''capricorn'' is
Latin for ''goat horn'') at the
December solstice. In modern times the sun appears in the constellation
Sagittarius during this time. The change is due to
precession of the equinoxes. The word "tropic" itself comes from the Greek ''tropos'', meaning ''turn'', referring to the fact that the sun appears to "turn back" at the solstices.
The position of the Tropic of Capricorn is not fixed, but varies in a complex manner over time; see under
circles of latitude for information.
Geography

A sign marking the Tropic of Capricorn as it passes through
Namibia.
The Tropic of Capricorn passes through the following countries, starting at the
prime meridian and
heading west:
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Brazil
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Paraguay
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Argentina
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Chile
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French Polynesia - passing just south of
Tubuai
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Tonga - passing just north of the
Minerva Reefs
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Coral Sea Islands Territory - passing just south of Cato Reef
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Australia
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Madagascar
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Mozambique
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South Africa
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Botswana
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Namibia
Cities located along the Tropic of Capricorn
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Alice Springs
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Rockhampton
See also
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Arctic Circle
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Antarctic Circle
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Equator
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Tropic of Cancer