A DOD Glossary of Mapping, Charting and Geodetic Terms1967 - Cartography - 243 pages |
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Page 3
... observed angle or from a deduced angle . adjusted elevation - The elevation resulting from the application of an adjustment cor- rection to an orthometric elevation . Also , the elevation resulting from the application of both an ...
... observed angle or from a deduced angle . adjusted elevation - The elevation resulting from the application of an adjustment cor- rection to an orthometric elevation . Also , the elevation resulting from the application of both an ...
Page 7
... observed alti- tude ; orbital altitude ; parallel of altitude ; positive altitude ; pressure altitude ; sextant altitude ; simultaneous altitude ; true altitude . altitude azimuth - An azimuth determined by solution of the navigational ...
... observed alti- tude ; orbital altitude ; parallel of altitude ; positive altitude ; pressure altitude ; sextant altitude ; simultaneous altitude ; true altitude . altitude azimuth - An azimuth determined by solution of the navigational ...
Page 8
... observed angle ; parallactic angle ; phase angle ; reciprocal vertical angle ; refraction angle ; repetition of angles ; right ascension ; screen angle ; sidereal hour angle ; slope angle ; solid angle ; spherical angle ; spheroidal ...
... observed angle ; parallactic angle ; phase angle ; reciprocal vertical angle ; refraction angle ; repetition of angles ; right ascension ; screen angle ; sidereal hour angle ; slope angle ; solid angle ; spherical angle ; spheroidal ...
Page 11
... observed quantity . 3 . ( astronomy ) The angle between the radius vector to an orbiting body from its primary and the line of apsides of the orbit , measured in the direction of travel , from the point of closest approach to the ...
... observed quantity . 3 . ( astronomy ) The angle between the radius vector to an orbiting body from its primary and the line of apsides of the orbit , measured in the direction of travel , from the point of closest approach to the ...
Page 12
... observed vertical angle to a star , planet , or to the sun , uncorrected for refraction or for reduction to a position at the earth's center ( parallax ) . apparent horizon - The irregular line along which rays from the point of observation ...
... observed vertical angle to a star , planet , or to the sun , uncorrected for refraction or for reduction to a position at the earth's center ( parallax ) . apparent horizon - The irregular line along which rays from the point of observation ...
Common terms and phrases
adjustment aerial photographs altitude angle angular astronomical axis azimuth base called camera celestial body celestial equator celestial sphere chart-A chart circle computed conformal map contour coordinates correction curve datum determined difference direction distance earth ecliptic elevation ellipsoid fictitious focal geodesy geodetic geographic geoid graphic gravity grid ground high water horizontal hour angle instrument intersection latitude length lens longitude low water magnetic map or chart map projection map projection-A map-A map mean measured ment Mercator meridian method moon negative object oblique observed optical orbit parallax parallel pendulum perpendicular photogrammetric plane plate polar pole position prime vertical radar radial reference refraction rhumb line rotation satellite scale sextant solar spheroid spirit level station stereoplotter stereoscopic strip surface survey survey-A tangent tape target telescope templet term theodolite tidal tide tion topographic transit transverse traverse triangulation USPLS usually vernal equinox vertical zenith
Popular passages
Page 42 - Every particle of matter, in the universe, attracts every other particle with a force, which is directly proportional to the product of their masses and inversely proportional to the square of the distance between them.
Page 107 - The squares of the periods of revolution of any two planets are proportional to the cubes of their mean distances from the sun.
Page 127 - The average height of the surface of a river at any point for all stages of the tide over a 19-year period usually determined from hourly height readings.
Page 132 - M) — A tendency to cause rotation about a point or axis, as of a control surface about its hinge or of an airplane about its center of gravity; the measure of this tendency, equal to the product of the force and the perpendicular distance between the point of axis of rotation and the line of action of the force. Moment of Inertia...
Page 82 - ... geodetic meridian. A line connecting points of equal geodetic longitude. Also called geographic meridian. See astronomical meridian. geodetic parallel. A line connecting points of equal geodetic latitude. Also called geographic parallel. See astronomical parallel. geodetic position. A position of a point on the surface of the earth expressed in terms of geodetic latitude and geodetic longitude. A geodetic position implies an adopted geodetic datum, which must be stated for a complete record of...
Page 173 - A basic subdivision of an antenna which in itself is capable of radiating or receiving radiofrequency energy. radiation. 1. The process by which electromagnetic energy is propagated through free space by virtue of joint undulatory variations in the electric and magnetic fields in space.
Page 101 - Their wave lengths are longer than those of visible light and shorter than those of radio waves.
Page 129 - Local mean time at the Greenwich meridian; the arc of the celestial equator, or the angle at the celestial pole, between the lower branch of the Greenwich celestial meridian and the hour circle of the...
Page 133 - ... (photogrammetry) An assembly of overlapping aerial photographs whose edges usually have been torn, or cut, and matched to form a continuous photographic representation of a portion of the earth's surface.
Page 123 - See culture. manuscript— The original drawing of a map as compiled or constructed from various data, such as ground surveys and photographs. See also multi-use manuscript (MUM).