is wgs84 a coordinate system?
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The Global Positioning System uses the World Geodetic System (WGS84) as its reference coordinate system. It comprises of a reference ellipsoid, a standard coordinate system, altitude data and a geoid. Similar to the North American Datum of 1983 (NAD83), it uses the Earth's center mass as the coordinate origin.
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['Africa. altitude. analemma. Antarctic Circle. Antarctica. antipodes. ... ', 'bathymetric map. border.', 'capital. capital city. cartographer. cartography. chart. ... ', 'degree of latitude. degree of longitude.', 'Earth. east. Eastern Hemisphere. elevation. equator. ... ', 'geographic coordinates. geography. global. globe. GPS. ... ', 'hemisphere.', 'IDL. International Date Line. island.']
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We have a pattern of holes which are located using ordinate dimensions. Their tolerance zones are specified using a position tolerance frame, so the dimensions themselves are basic.
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How are the X & Y axes used to find a specific location? Precise locations can be specified using an X-Y coordinate grid. The X-axis is the horizontal axis; the Y-axis is the vertical axis. Locations on a grid are found by calling out a pair of coordinates.
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The earth has 360 imaginary lines called longitudes or meridians running vertically between the poles. Each of these longitudes is called a degree. The 0 degree longitude passing through Greenwich, near London, is considered as standard and the time of all other time zones are calculated accordingly.
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Upon completion of the control survey, the stations are plotted using their co- ordinates (see section 5.9). All plotting of control stations should be done to an accuracy of 0.2 mm and, when plotted, the lengths between the stations should be scaled from the plan and checked against their ground values.
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GPS (global positioning system) coordinates are usually expressed as the combination of latitude and longitude. Latitude is a measure of degrees of distance from the equator, which is 0 degrees. The north and south poles are at 90 degrees in either direction.
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A coordinate grid has two perpendicular lines, or axes, labeled like number lines. The horizontal axis is called the x-axis. The vertical axis is called the y-axis. ... The y-coordinate is 5. To locate (2,5), move 2 units to the right on the x-axis and 5 units up on the y-axis.
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['X - Determines your position East/West in the map. A positive value increases your position to the East. ... ', 'Y - Determines your position up/down in the map. A positive value increases your position upward. ... ', 'Z - Determines your position South/North in the map. A positive value increases your position to the South.']
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Y = acos(X) returns the inverse cosine (arccosine) for each element of X . For real elements of X in the domain , acos(X) is real and in the range . For real elements of X outside the domain , acos(X) is complex. The acos function operates element-wise on arrays.
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In mathematics, the abscissa (/æbˈsɪs. ə/; plural abscissae or abscissæ or abscissas) and the ordinate are respectively the first and second coordinate of a point in a coordinate system: abscissa -axis (horizontal) coordinate ordinate -axis (vertical) coordinate.
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Coordinates. All graphs have an x and y axis. Coordinates, written as an ordered pair of numbers, are used to give positions on a graph. The x-axis is horizontal (across), while the y-axis is vertical (up-down).
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GNSS stands for Global Navigation Satellite System, and is the standard generic term for satellite navigation systems that provide autonomous geo-spatial positioning with global coverage. This term includes e.g. the GPS, GLONASS, Galileo, Beidou and other regional systems.
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Coordinate system The z-axis indicates the player's distance south (positive) or north (negative) of the origin point—i.e., the latitude, The y-axis indicates how high or low (from 0 to 255, with 64 being sea level) the player is—i.e., the elevation, The unit length of the three axes equal the side of one block.
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Description. Y = cosd(X) is the cosine of the elements of X , expressed in degrees. For odd integers n , cosd(n*90) is exactly zero, whereas cos(n*pi/2) reflects the accuracy of the floating point value of pi . See Also.
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You can see that the direction you call north depends on your location. Therefore, north, south, east, and west are relative directions.
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There are two main types of grid reference: four-figure grid reference, such as '19 45', indicates a 1 km by 1 km square on the map; and. six-figure grid reference, such as '192 454', indicates a 100 m by 100 m square on the map.