Regional quasigeoid from GOCE and terrestrial measurements

J Janák, M Pitoňák, Z Minarechová - Studia Geophysica et Geodaetica, 2014 - Springer
Results obtained as a solution to the geodetic boundary-value problem, where two different
sources of input boundary data are combined together, are presented. On the upper part of …

[PDF][PDF] Local modelling of quasigeoid heights with the use of the gravity inverse method–case study for the area of Poland

M Trojanowicz - Acta Geodyn. Geomater, 2012 - 147.231.39.3
This paper presents examples of application of the method of local quasigeoid modelling
based on the geophysical technique of gravity data inversion, using non-reduced surface …

Assessment of the accuracy of local quasigeoid modelling using the GGI method: case study for the area of Poland

M Trojanowicz - Studia Geophysica et Geodaetica, 2015 - Springer
We present results of analyses of the evaluation of the method for local quasigeoid
modelling based on the geophysical inversion of gravity data (the GGI method). Relying on …

[PDF][PDF] Computation of precise geoid model of Auvergne using current UNB Stokes-Helmert's approach

J Janák, P Vańiček, I Foroughi, R Kingdon… - … to Geophysics & …, 2017 - gpi.savba.sk
The aim of this paper is to show a present state-of-the-art precise gravimetric geoid
determination using the UNB Stokes-Helmert's technique in a simple schematic way. A …

Moho estimation using GOCE data: a numerical simulation

M Reguzzoni, D Sampietro - Geodesy for Planet Earth: Proceedings of the …, 2012 - Springer
The GOCE mission, exploiting for the first time the concept of satellite gradiometry, promises
to estimate the Earth's gravitational field from space with unprecedented accuracy and …

[PDF][PDF] A least-squares collocation procedure to mergelocal geoids with the aid of satellite-only gravity models: the Italian/Swiss geoids case study.

M Gilardoni, M Reguzzoni… - Bollettino di Geofisica …, 2013 - researchgate.net
Neighbouring countries often have national geoids that do not fit to each other, typically
showing a discontinuity along the border. Among other effects, this discontinuity is mainly …

Study on choice of global geopotential model for quasigeoid determination in Poland

J Kryński, A Łyszkowicz - Geodesy and Cartography, 2005 - journals.pan.pl
The choice of global geopotential model used in remove-restore technique for determination
of regional quasi geoid from gravity data may affect the solution, in particular when the …

Precise local quasigeoid modelling using GNSS/levelling height anomalies and gravity data

M Trojanowicz, E Osada, K Karsznia - Survey Review, 2020 - Taylor & Francis
This study compares four approaches of local quasigeoid modelling using GNSS/levelling
height anomalies. The first two approaches utilise only a dense network of points with known …

Gravimetric quasigeoid in Slovakia by the finite element method

Z Fašková, K Mikula, R Čunderlík, J Janák, M Šprlák - Kybernetika, 2007 - dml.cz
The paper presents the solution to the geodetic boundary value problem by the finite
element method in area of Slovak Republic. Generally, we have made two numerical …

Accuracy assessment of GOCE-based geopotential models and their use for modelling the gravimetric quasigeoid-A case study for Poland

W Godah, J Krynski, M Szelachowska - Geodesy and cartography, 2014 - journals.pan.pl
The GOCE (Gravity Field and Steady-State Ocean Circulation Explorer) has significantly
upgraded the knowledge on the Earth gravity field. In this contribution the accuracy of height …