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  2. Longitude - Wikipedia

    en.wikipedia.org/wiki/Longitude

    0.000 km Length of one degree (black), minute (blue) and second (red) of latitude and longitude in metric (upper half) and imperial units (lower half) at a given latitude (vertical axis) in WGS84. For example, the green arrows show that Donetsk (green circle) at 48°N has a Δ long of 74.63 km/° (1.244 km/min, 20.73 m/sec etc) and a Δ lat of ...

  3. Earth's circumference - Wikipedia

    en.wikipedia.org/wiki/Earth's_circumference

    Posidonius calculated the Earth's circumference by reference to the position of the star Canopus.As explained by Cleomedes, Posidonius observed Canopus on but never above the horizon at Rhodes, while at Alexandria he saw it ascend as far as 7 + 1 ⁄ 2 degrees above the horizon (the meridian arc between the latitude of the two locales is actually 5 degrees 14 minutes).

  4. Decimal degrees - Wikipedia

    en.wikipedia.org/wiki/Decimal_degrees

    The appropriate decimal places are used, [1] negative values are given using a hyphen-minus character. [2] The designation of a location as, for example [54.1855,-2.9857] means that it is potentially computer searchable and that it can be located by a generally (open) referencing system such as Google Earth or OpenStreetMap .

  5. Latitude - Wikipedia

    en.wikipedia.org/wiki/Latitude

    With this value for R the meridian length of 1 degree of latitude on the sphere is 111.2 km (69.1 statute miles) (60.0 nautical miles). The length of one minute of latitude is 1.853 km (1.151 statute miles) (1.00 nautical miles), while the length of 1 second of latitude is 30.8 m or 101 feet (see nautical mile).

  6. Nepalese customary units of measurement - Wikipedia

    en.wikipedia.org/wiki/Nepalese_customary_units...

    1 Paisa (पैसा) = 4 Daam (दाम) = 7.95 m 2 = 85.56 sq. ft. 1 Daam (दाम) = 1.99 m 2 = 21.39 sq. ft. The units of measurement of area of land depends on the part of the country where they are being used, with the Bigha-Katha-Dhur measurements common in the Terai region while the Ropani-Aana measurements are common in hilly and ...

  7. Orders of magnitude (length) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(length)

    1.280 km – span of the Golden Gate Bridge (distance between towers) [138] 1.609 km1 statute mile; 1.852 km1 nautical mile, equal to 1 arcminute of latitude at the surface of the Earth [139] 1.991 km – span of the Akashi Kaikyō Bridge [140] 2.309 km – axial length of the Three Gorges Dam, the largest dam in the world located in ...

  8. Padang Panjang - Wikipedia

    en.wikipedia.org/wiki/Padang_Panjang

    Padang Panjang (sometimes written as Padangpanjang, and spelt as Padang Pandjang in Dutch East Indies era, lit. ' long field ', Jawi: ڤادڠ ڤنجڠ ‎), is a city located at in the cool highlands of West Sumatra, around 80 Km inland from the provincial capital Padang

  9. Kilometre - Wikipedia

    en.wikipedia.org/wiki/Kilometre

    The kilometre (SI symbol: km; / ˈ k ɪ l ə m iː t ər / or / k ɪ ˈ l ɒ m ə t ər /), spelt kilometer in American and Philippine English, is a unit of length in the International System of Units (SI), equal to one thousand metres (kilo-being the SI prefix for 1000).