zenith distance measurement

zenith distance measurement
Картография: измерение зенитного расстояния

Универсальный англо-русский словарь. . 2011.

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  • Zenith telescope — A zenith telescope is an instrument adapted for the measurement of small differences of zenith distance, and used in the determination of astronomic latitude.Zenith telescopes are often portable; however the Monument to the Great Fire of London… …   Wikipedia

  • Geodesy — (pronEng|dʒiːˈɒdɪsi [OED] ), also called geodetics, a branch of earth sciences, is the scientific discipline that deals with the measurement and representation of the Earth, including its gravitational field, in a three dimensional time varying… …   Wikipedia

  • Meridian circle — Groombridge transit circle of 1806 The meridian circle, transit circle, or transit telescope is an instrument for observing the time of stars passing the meridian, at the same time measuring its angular distance from the zenith. The idea of… …   Wikipedia

  • Meridian arc — In geodesy, a meridian arc measurement is a highly accurate determination of the distance between two points with the same longitude. Two or more such determinations at different locations then specify the shape of the reference ellipsoid which… …   Wikipedia

  • History of geodesy — See also the main article on Geodesy. Humanity has always been interested in the Earth. During very early times this interest was limited, naturally, to the immediate vicinity of home and residency, and the fact that we live on a near spherical… …   Wikipedia

  • Satellite navigation — Geodesy Fundamentals Geodesy · …   Wikipedia

  • Celestial coordinate system — For other uses of Celestial , see Celestial (disambiguation). Orientation of Astronomical Coordinates Orientation of the galactic, ecliptic and equatorial coordinate systems, projected on the celestial sphere, showing the galactic equator (black) …   Wikipedia

  • Global navigation satellite system — (GNSS) is the standard generic term for satellite navigation systems that provide autonomous geo spatial positioning with global coverage. A GNSS allows small electronic receivers to determine their location (longitude, latitude, and altitude) to …   Wikipedia

  • GNSS Augmentation — Augmentation of a Global Navigation Satellite System (GNSS) is a method of improving the navigation system s attributes, such as accuracy, reliability, and availability, through the integration of external information into the calculation process …   Wikipedia

  • Eratosthenes — of Cyrene (Greek polytonic|Ἐρατοσθένης; 276 BC 194 BC) was a Greek mathematician, poet, athlete, geographer and astronomer. He made several discoveries and inventions including a system of latitude and longitude. He was the first person to… …   Wikipedia

  • Tide — This article is about tides in the Earth s oceans. For other uses, see Tide (disambiguation). Tidal redirects here. For other uses, see Tidal (disambiguation). High Tide redirects here. For other uses, see High Tide (disambiguation) …   Wikipedia


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