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A fathom is a unit of length in the imperial and the U.S. customary systems equal to 6 feet (1.8288 m), used especially for measuring the depth of water. [1] The fathom is neither an international standard (SI) unit, nor an internationally accepted non-SI unit. Historically it was the maritime measure of depth in the English-speaking world but ...
Cable length: Length: Fathom: Length: Knot: Speed: League: Length: Nautical mile: Length: Rhumb: Angle: The angle between two successive points of the thirty-two point compass (11 degrees 15 minutes) (rare) [1] Shackle: Length: Before 1949, 12.5 fathoms; later 15 fathoms. [2] Toise: Length: Toise was also used for measures of area and volume ...
The megalithic yard is a hypothetical ancient unit of length equal to about 2.72 feet (0.83 m). [ 1 ] [ 2 ] [ 3 ] Some researchers believe it was used in the construction of megalithic structures. The proposal was made by Alexander Thom as a result of his surveys of 600 megalithic sites in England , Scotland , Wales and Brittany . [ 4 ]
Larger units of length Unit Greek name Equal to Modern equivalent Description pous πούς: 0.308 m (1.01 ft) foot haploun bēma [4] ἁπλοῦν βῆμα: 2 + 1 ⁄ 2 podes 0.77 m (2.5 ft) step bēma, [3] diploun bēma [4] βῆμα, διπλοῦν βῆμα: 5 podes 1.54 m (5.1 ft) pace: orgyia ὄργυια: 6 podes 1.85 m (6.1 ft) fathom
≡ 0.3048 m ≡ 1 ⁄ 3 yd ≡ 12 inches ≡ 0.3048 m ... ≡ 1 ⁄ 72.272 in: ≈ 0. ... The angle subtended at the center of a circle by an arc whose length is ...
Size of a pixel on a 17-inch monitor with a resolution of 1024×768 560 μm Thickness of the central area of a human cornea [26] 750 μm Maximum diameter of Thiomargarita namibiensis, the second largest bacterium ever discovered 10 −3: 1 millimeter ~5 mm Length of an average flea is 1–10 mm (usually <5 mm) [27] 2.54 mm
In 1747 this toise was replaced by a new toise of near-identical length – the Toise du Pérou, custody of which was given to l'Académie des Sciences au Louvre. [ 5 ] Although the pouce ( inch ), pied ( foot ) and toise ( fathom ) were fairly consistent throughout most of pre-revolutionary France, some areas had local variants of the toise .
The basic unit of length in the imperial and U.S. customary systems is the yard, defined as exactly 0.9144 m by international treaty in 1959. [2] [10] Common imperial units and U.S. customary units of length include: [11] thou or mil (1 ⁄ 1000 of an inch) inch (25.4 mm) foot (12 inches, 0.3048 m) yard (3 feet, 0.9144 m)