Results 91 to 100 of about 914 (138)

A New GPS-based evaluation of distortions in the Australian Height Datum in Western Australia [PDF]

open access: yes, 2008
Previous work on assessing the errors in the Australian Height Datum (AHD) across Western Australia used fewer and older global positioning system (GPS) data and a global quasigeoid model.
Featherstone, Will, Filmer, Michael
core  

On the computation of the geoid–quasigeoid separation [PDF]

open access: yesJournal of Geodesy, 2011
Jakob Flury, Reiner Rummel
openaire   +1 more source

Height datum alignment using global models satellite only GOCE model and EGM2008 [PDF]

open access: yes, 2013
LAUREA MAGISTRALEGeoidi di continenti o regioni diverse sono stati stimati da persone diverse con diversa dati di origine e procedure di calcolo. Di conseguenza questi geoidi non sono generalmente coerenti tra loro. Infatti i geoidi locali sono forniti a
OSEI TUTU, ANTHONY
core  

Determining the new height of Mount Qomolangma based on the International Height Reference System

open access: yesGeo-spatial Information Science
To achieve the goal that China and Nepal jointly announce the new height of Mount Qomolangma (MQ), the campaign of Qomolangma Height Survey (QHS) was carried out from 2019 to 2020.
Yamin Dang   +6 more
doaj   +1 more source

GLOBAL GEOPOTENTIAL MODELS IN THE REGION OF HUNGARY [PDF]

open access: yes, 1993
The ability of some currently used high order geopotential models - OSU81, GPM2, IFE87E1 and 88E, OSU86E and 86F, OSU89A and OSU89B - to recover the gravity anomaly field in Hungary has been tested.
ÁDÁM , József
core   +1 more source

GEOID-QUASIGEOID CORRECTION IN FORMULATION OF THE FUNDAMENTAL FORMULA OF PHYSICAL GEODESY

open access: yesRevista Brasileira de Cartografia, 2006
To formulate the fundamental formula of physical geodesy at the physical surface of the Earth, the gravity anomalies are used instead of the gravity disturbances, because the geodetic heights above the geocentric reference ellipsoid are not usually ...
Robert Tenzer, Petr Vaníček
doaj  

Different topographic reduction methods in practical gravimetric geoid determination [PDF]

open access: yes, 2002
Three different topographic reduction methods in geoid determination were investigated. The first method is the classical Helmert second method of condensation yielding the geoid, the second is the Residual Terrain Model (RTM) method yielding the ...
Font, Graciela   +2 more
core  

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