Mapping science

Mapping science

The systemic study of the processes and designs involved with map making.

Industry: Earth science

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Mapping science

Ceplecha's method

Earth science; Mapping science

A method of plate reduction developed by Z. Cephlecha and applied to determining the locations of meteors and satellites.

Camera mounting

Earth science; Mapping science

A structure which holds a camera firmly in position for photographing and which itself is fastened to the permanent pier, base, or vehicle. Also termed a camera mount. Mountings for fastening ...

An instrument for measuring the opacity of translucent materials such as photographic negatives, optical philtres and liquids. It passes a beam of light through the material and measures the ratio ...

Galactic coordinate

Earth science; Mapping science

A coordinate in a galactic coordinate system. Galactic coordinates are usually designated as galactic longitude, L; galactic latitude, b; and galacto-centric or heliocentric distance, r. Because ...

Illuminated contouring

Earth science; Mapping science

A method of showing relief, in which contour lines appear lighter when indicating illuminated slopes and darker when indicating shadowed slopes. It has also been called illuminated contour, ...

Deutsch industrie-norm

Earth science; Mapping science

The German industrial standard for products made by or used in engineering, industry and science. It is also used outside of Germany for many products such as film speed and electrical connectors. ...

Isostatic correction

Earth science; Mapping science

The adjustment made to measured values of gravity or to calculated deflections of the vertical to take account of the assumed deficiency of mass under topographic features for which a topographic ...