The significance of determination of the absolute value of gravity in geodesy

The gravity is used to solve geodesy's primary tasks, such as determining geoid and defining the height and gravimetric reference networks of different scales, from national to global. Knowledge of gravity is of great importance for both metrology and geodetic metrology. In addition to the hist...

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Main Author: Naod Sofija M.
Format: Article
Language:English
Published: Savez inženjera i tehničara Srbije 2021-01-01
Series:Tehnika
Subjects:
Online Access:https://scindeks-clanci.ceon.rs/data/pdf/0040-2176/2021/0040-21762101017N.pdf
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author Naod Sofija M.
author_facet Naod Sofija M.
author_sort Naod Sofija M.
collection DOAJ
description The gravity is used to solve geodesy's primary tasks, such as determining geoid and defining the height and gravimetric reference networks of different scales, from national to global. Knowledge of gravity is of great importance for both metrology and geodetic metrology. In addition to the historical overview of absolute gravimeters, this paper presents the theoretical basis of the most commonly used method for determining the absolute value of gravity. The principle of operation of the absolute gravimeter FG5 and the importance of international comparison of absolute gravimeters are briefly presented. An overview of the gravimetric reference systems is given, emphasizing the establishment of the International Reference Gravimetric System. The previous works concerning the absolute determination of acceleration due to Earth's gravity field in Serbia are presented. Finally, the importance of determining the absolute value of gravity from the geodetic and metrological perspective is pointed out. Both national and international significance of determining absolute gravity in defining gravimetric reference systems and the importance of absolute gravity in monitoring global phenomena are emphasized.
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spelling doaj.art-637cc66327da4fa880d1f0b0997edb832022-12-21T22:27:53ZengSavez inženjera i tehničara SrbijeTehnika0040-21762560-30862021-01-01761172410.5937/tehnika2101017N0040-21762101017NThe significance of determination of the absolute value of gravity in geodesyNaod Sofija M.0Univerzitet u Beogradu, Građevinski fakultet, Institut za geodeziju i geoinformatiku, SerbiaThe gravity is used to solve geodesy's primary tasks, such as determining geoid and defining the height and gravimetric reference networks of different scales, from national to global. Knowledge of gravity is of great importance for both metrology and geodetic metrology. In addition to the historical overview of absolute gravimeters, this paper presents the theoretical basis of the most commonly used method for determining the absolute value of gravity. The principle of operation of the absolute gravimeter FG5 and the importance of international comparison of absolute gravimeters are briefly presented. An overview of the gravimetric reference systems is given, emphasizing the establishment of the International Reference Gravimetric System. The previous works concerning the absolute determination of acceleration due to Earth's gravity field in Serbia are presented. Finally, the importance of determining the absolute value of gravity from the geodetic and metrological perspective is pointed out. Both national and international significance of determining absolute gravity in defining gravimetric reference systems and the importance of absolute gravity in monitoring global phenomena are emphasized.https://scindeks-clanci.ceon.rs/data/pdf/0040-2176/2021/0040-21762101017N.pdfgravityabsolute gravimetersgravity reference networks
spellingShingle Naod Sofija M.
The significance of determination of the absolute value of gravity in geodesy
Tehnika
gravity
absolute gravimeters
gravity reference networks
title The significance of determination of the absolute value of gravity in geodesy
title_full The significance of determination of the absolute value of gravity in geodesy
title_fullStr The significance of determination of the absolute value of gravity in geodesy
title_full_unstemmed The significance of determination of the absolute value of gravity in geodesy
title_short The significance of determination of the absolute value of gravity in geodesy
title_sort significance of determination of the absolute value of gravity in geodesy
topic gravity
absolute gravimeters
gravity reference networks
url https://scindeks-clanci.ceon.rs/data/pdf/0040-2176/2021/0040-21762101017N.pdf
work_keys_str_mv AT naodsofijam thesignificanceofdeterminationoftheabsolutevalueofgravityingeodesy
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