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Legua nautica (nautical league): Between 1400 and 1600 the Spanish nautical league was equal to four Roman miles of 4,842 feet, making it 19,368 feet (5,903 metres or 3.1876 modern nautical miles). However, the accepted number of Spanish nautical leagues to a degree varied between 14 1/6 to 16 2/3, so in actual practice the length of a Spanish ...
Lunar distance LD ≈ 384 402 km. [10] Average distance between the center of Earth and the center of the Moon. astronomical unit au. Defined as 149 597 870 700 m. [11] Approximately the distance between the Earth and Sun. light-year ly ≈ 9 460 730 472 580.8 km. The distance that light travels in a vacuum in one Julian year. [12]
This is an old French league, defined as 10 000 (a myriad) pieds. It was the official league in parts of France until 1674. lieue de Paris: 12 000 3.898 km 2.422 miles This league was defined in 1674 as exactly 2000 toises. After 1737, it was also called the "league of bridges and roads" (lieue des Ponts et des Chaussées). lieue des Postes: 13 200
A league is equivalent to 5,000 varas squared or 4,428.4 acres (1,792.11 ha). Standardisation of measurement in Texas came with the introduction of varas , cordeles, and leagues. A measure of 100 by 100 varas (Spanish) is almost 7000 square meters, and is known traditionally throughout Spain and Latin America as a manzana (i.e., a "city block").
Roman milestone in modern Austria (AD 201), indicating a distance of 28 Roman miles (~41 km) to Teurnia. The basic unit of Roman linear measurement was the pes (plural: pedes) or Roman foot. Investigation of its relation to the English foot goes back at least to 1647, when John Greaves published his Discourse on the Romane foot.
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Sumerian Metrology. Ancient Mesopotamian units of measurement originated in the loosely organized city-states of Early Dynastic Sumer.Each city, kingdom and trade guild had its own standards until the formation of the Akkadian Empire when Sargon of Akkad issued a common standard.