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  2. Hvat - Wikipedia

    en.wikipedia.org/wiki/Hvat

    Square hvat is used as the basis for other units of surface in the hvat system. motika; one motika = 200 square hvats = 719.3304 square meters.; jutro ("morning", compare the unit Morgen) or Joch in Austria; one jutro = 8 motika = 1,600 square hvats [1] = 5,754.6432 square meters.

  3. Square metre - Wikipedia

    en.wikipedia.org/wiki/Square_metre

    Comparison of 1 square metre with some Imperial and metric units of area. The square metre (international spelling as used by the International Bureau of Weights and Measures) or square meter (American spelling) is the unit of area in the International System of Units (SI) with symbol m 2. [1] It is the area of a square with sides one metre in ...

  4. dBZ (meteorology) - Wikipedia

    en.wikipedia.org/wiki/DBZ_(meteorology)

    The scale of dBZ values can be seen along the bottom of the image. dBZ is a logarithmic dimensionless technical unit used in radar. It is mostly used in weather radar, to compare the equivalent reflectivity factor (Z) of a remote object (in mm 6 per m 3) to the return of a droplet of rain with a diameter of 1 mm (1 mm 6 per m 3). [1]

  5. METAR - Wikipedia

    en.wikipedia.org/wiki/METAR

    metar kttn 051853z 04011kt 1/2sm vcts sn fzfg bkn003 ovc010 m02/m02 a3006 rmk ao2 tsb40 slp176 p0002 t10171017= [14] METAR indicates that the following is a standard hourly observation. KTTN is the ICAO identifier for the Trenton-Mercer Airport .

  6. Orders of magnitude (length) - Wikipedia

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

    1.6 cm – length of a Jaragua Sphaero, a very small reptile; 1.7 cm – length of a Thorius arboreus, the smallest salamander [111] 2 cm – approximate width of an adult human finger; 2.54 cm – 1 inch; 3.08568 cm – 1 attoparsec; 3.4 cm – length of a quail egg [112] 3.5 cm – width of film commonly used in motion pictures and still ...

  7. Metre - Wikipedia

    en.wikipedia.org/wiki/Metre

    The metre (or meter in US spelling; symbol: m) is the base unit of length in the International System of Units (SI). Since 2019, the metre has been defined as the length of the path travelled by light in vacuum during a time interval of ⁠ 1 / 299 792 458 ⁠ of a second, where the second is defined by a hyperfine transition frequency of caesium.

  8. Okta - Wikipedia

    en.wikipedia.org/wiki/Okta

    Cloud-cover symbols used on weather teleprinters and aviation reports in the US [6] In the early 20th century, it was common for weather maps to be hand drawn. The symbols for cloud cover on these maps, like the modern symbols, were drawn inside the circle marking the position of the weather station making the measurements.

  9. Talk:METAR - Wikipedia

    en.wikipedia.org/wiki/Talk:METAR

    Furthermore, even what is reported in the main body of the METAR (the element containing something along the lines of 06/M02) is incorrect 2 times out of 15—for example, if the actual temperature were 41.72 °F, it gets measured as 42 °F and converted to 6 °C in the main body of the METAR, but actually 41.72 °F = 5.40 °C and should round ...