4 Terms
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Mapping science
The systemic study of the processes and designs involved with map making.
Industry: Earth science
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Mapping science
False northing
Earth science; Mapping science
A value (distance) assigned the east-west line on a map grid to avoid the inconvenience of using negative northings to some points. Equivalently, a constant value added to the northing of points on ...
Nenonen camera
Earth science; Mapping science
An aerial camera which, in addition to photographing the ground, also photographs the horizon and the differential barometer (statoscope).
Outline map
Earth science; Mapping science
A map showing just enough geographic information to permit the correct placement of additional details. Outline maps correspond to what were at one time known as base maps; they usually show only ...
Non-topographic photogrammetry
Earth science; Mapping science
Photogrammetry applied to purposes other than mapping. Non topographic photogrammetry should not be confused with close-range photogrammetry, although the two terms are sometimes used as if they ...
Abstract
Earth science; Mapping science
(1) A list of values derived directly from measurements (for a survey) and recorded in the book in which field records are kept, together with other pertinent information. Specifically, one of the ...
Azimuth determination from the rate of change of zenith distance
Earth science; Mapping science
A variant of the astronomic direction method, in which the astronomic azimuth of a star is calculated from the rate of change of zenith distance with time.
Taut wire apparatus
Earth science; Mapping science
A 100-meter long, stranded, sounding wire, graduated at 25 metre intervals, and used to measure the distances between offshore control buoys during a hydrographic survey.
