Edit made on February 20, 2009 by DerekCouzens at 20:44:44
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WW
HEADERS_END
* Statute Mile
* Nautical Mile
There are:
* 12 inches to the foot
* 3 feet to the yard
* 5.5 yards to the rod, pole or perch
* 4 rods to the chain
* 10 chains to the furlong
* 8 furlongs to the Statute Mile
* 3 Statute Miles to the league
* 7.92 inches to the link
* 100 links to the chain
* 6080 feet to the Admiralty Measured Mile
* 6087.15 feet to the Geographical Mile
* 1 Geographical Mile to 1 arc-minute at the Equator
* 1852 metres to the Nautical Mile.
* 1 Nautical Mile to 1 arc-minute on a Great Circle.
* 6 feet to the fathom
* 100 fathoms to the cable
* 10 cables to the Nautical Mile
** (sort of - some versions of the Nautical Mile have it as 6000 feet)
* 3 Nautical Miles to 1 Nautical League
kilometer kilometre
See definition Of The Metre
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Now for the less serious quantities ...
* 149597871 kilometers kilometres to the Astronomical Unit (average distance from Earth to Sun)
* 8.3 light minutes to the Astronomical Unit
** The most distant space probe, Voyager 1, was 12.5 light hours away from Earth in January 2004.
* 63239.726219807 Astronomical Units to the light year
* 3.26 light years to the parsec
** Hmm. How A Parsec is a parsec defined? the distance of an object that will subtend one second of arc due to parallax in the annual transit of the Earth's orbit around the Sun.
* 4.22 light years to the nearest star - Proxima Centauri
** The Galaxy is 100000 light years across
** The observable universe has a radius of about 13,700,000,000 light years
See also: ----
* http://www.convertit.com/Go/Maps/Measurement/Converter.ASP