Results 1 to 10 of about 151 (126)

World ocean annual mean absolute geostrophic velocity on marine geoid of EIGEN‐6C4 from WOA13 [PDF]

open access: yesGeoscience Data Journal, 2022
This data set was established from two open sources: (a) geoid undulation (N) from EIGEN‐6C4, which is a static global combined gravity field model up to degree and order 2,190, and (b) ‘World ocean geostrophic velocity inverted from World Ocean Atlas ...
Peter Chu
exaly   +5 more sources

A 200 km suspected impact crater Kotuykanskaya near Popigai, Siberia, in the light of new gravity aspects from EIGEN 6C4, and other data [PDF]

open access: yesScientific Reports, 2020
AbstractWe provide arguments in favour of impact origin of a 200 km suspected impact crater Kotuykanskaya near Popigai, Siberia, Russia. We use the gravity aspects (gravity disturbances, the Marussi tensor of the second derivatives of the disturbing geopotential, the gravity invariants and their specific ratio, the strike angles and the virtual ...
GÜNTHER Kletetschka   +2 more
exaly   +7 more sources

A Gravity Search for Oil and Gas and Groundwater in Egypt Using the Strike Angles Derived from EIGEN 6C4 [PDF]

open access: yesApplied Sciences (Switzerland), 2020
We correlate the gravity aspects (descriptors), namely the strike angles, derived from a recent gravity field model, with the known oil, gas and groundwater deposits/reservoirs and hypothetical paleolakes with the locations of archaeological sites.
Lenka Varadzinová   +2 more
exaly   +6 more sources

Evaluation of gravity field model EIGEN-6C4 by means of various functions of gravity potential, and by GNSS/levelling [PDF]

open access: yesGeoinformatics FCE CTU, 2015
The combined gravity field model EIGEN-6C4 (Förste et al., 2014) is the latest combined global gravity field model of GFZ Potsdam and GRGS Toulouse. EIGEN-6C4 has been generated including the satellite gravity gradiometry data of the entire GOCE mission (
Jan Kostelecký   +4 more
doaj   +4 more sources

New evidence for a thin crust and magmatic underplating beneath the Cambay rift basin, Western India through modelling of EIGEN-6C4 gravity data

open access: yesJournal of Earth System Science, 2020
The Cambay rift basin (CRB) is an intracratonic rift in the western part of India. The basin assumes great importance in petroleum exploration owing to the presence of thick hydrocarbon bearing sedimentary rocks. Previous investigations using deep seismic soundings (DSS), gravity and heat flow data reveal that the CRB is characterised by a thin crust ...
Sanjit Kumar Pal   +2 more
exaly   +2 more sources

Three-Dimensional Density Structure and Multi-Scale Horizontal Stress of the Qilian Orogenic Belt Based on the EIGEN-6C4 Gravity Model [PDF]

open access: yesLithosphere
The specific mechanisms and extent of crustal deformation and thickening in the Qilian Orogenic Belt (QLOB) remain subjects of considerable debate. To enhance research on these issues across the entire region, the EIGEN-6C4 satellite gravity model was ...
Wenna Zhou   +6 more
doaj   +2 more sources

Eigen-6c4 Gravity and Alos Palsar Radar Data Integration for Delineating Geological Lineaments in North Ghadames Basin, NW Libya

open access: yesOpen Construction and Building Technology Journal
Introduction The ambiguity regarding the geological interpretation has the potential to be significantly decreased with the use of remote sensing, geophysical data, and the history of geology. Aims The objective of this work is to delineate geological lineaments and faults using EIGEN-6C4 satellite gravity and ...
Fouzie Trepil   +5 more
exaly   +2 more sources

DEEP STRUCTURE OF THE ALTAI MOUNTAINS AND MODERN GRAVITY FIELD MODELS

open access: yesГеодинамика и тектонофизика, 2023
The results of the ground-based absolute gravity and space geodetic measurements for the Altai Mountains were considered in combination with EIGEN-6C4 Global Geopotential Model (ETOPO1 Global Relief Model) generated from the satellite data.
V. Yu. Timofeev   +7 more
doaj   +1 more source

ETH-GQS: An estimation of geoid-to-quasigeoid separation over Ethiopia

open access: yesGeodesy and Geodynamics, 2022
The determination of accurate orthometric or normal heights remains one of the main challenges for the geodetic community in Ethiopia. These heights are required for geodetic and geodynamic scientific research as well as for extensive engineering ...
Ephrem Y. Belay   +3 more
doaj   +1 more source

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