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Improved Estimation of Regional Surface Mass Variations from GRACE Intersatellite Geopotential Differences Using a Priori Constraints

open access: yesRemote Sensing, 2020
We presented an improved method for estimation of regional surface mass variations from the Gravity Recovery and Climate Experiment (GRACE)-derived precise intersatellite geopotential differences using a priori constraints.
Bo Zhong, Qiong Li, Jianli Chen
exaly   +4 more sources

Characterization of medicanes with a minimal number of geopotential levels

open access: yesInternational Journal of Climatology, 2021
Medicanes are tropical‐like cyclones that develop in the Mediterranean Sea. Due to their harmful potential, the study of medicanes has captured great attention from the scientific community.
Alba De La Vara   +2 more
exaly   +2 more sources

Geopotential Model of Earth - Approximation of Earth Shape, Geopotential Model Testing Methods [PDF]

open access: yesCommunications, 2001
Stokes' geodynamic parameters in the expansion of the gravity potential of the Earth serve for a mathematical and physical description of an outer gravity field of the Earth, the shape and the size of the Earth.
Robert Tenzer
doaj   +2 more sources

Evaluation of Geopotential Height at 500 hpa with Rainfall Events: A Case Study of Iraq

open access: yesMustansiriyah Journal of Science, 2022
The geopotential height at 500 hPa is a key factor in determining the weather and climate conditions around the world. This paper aims to study the effect of 500hpa geopotential height in Iraq weather from a synoptic perspective and evaluation the ...
Ahmed S Hassan
exaly   +3 more sources

An Assessment of the GOCE High-Level Processing Facility (HPF) Released Global Geopotential Models with Regional Test Results in Turkey

open access: yesRemote Sensing, 2020
The launch of dedicated satellite missions at the beginning of the 2000s led to significant improvement in the determination of Earth gravity field models.
Bihter Erol   +2 more
exaly   +2 more sources

Tropospheric Geopotential and Velocity Variances [PDF]

open access: bronzeTellus A: Dynamic Meteorology and Oceanography, 1961
DOI: 10.1111/j.2153-3490.1961.tb00114 ...
C. Eugene Bell
openalex   +4 more sources

Global Geopotential Models assessment in Ecuador based on geoid heights and geopotential values

open access: yesJournal of Geodetic Science, 2023
Since the 1960s, the analysis of disturbed satellite orbits to infer Earth’s gravity field functionals has been an important element in determining the Earth’s gravitational field. The long wavelengths of the gravitational field are recovered through the
Carrión José   +3 more
doaj   +2 more sources

There is no horizontal gravity force in geopotential coordinates. [PDF]

open access: yesProc Natl Acad Sci U S A
In response to a recent challenge to the longstanding practice in modeling large-scale circulations in the atmosphere and ocean that neglects any horizontal component of Earth’s gravity-rotation force, this paper demonstrates that a coordinate transformation into geopotential coordinates has no such horizontal force. This framework should be understood
McWilliams JC.
europepmc   +5 more sources

Validation of recent GOCE/GRACE geopotential models over Khartoum state - Sudan

open access: yesJournal of Geodetic Science, 2012
Validation of recent GOCE/GRACE geopotential models over Khartoum state - Sudan This paper evaluates a number of latest releases of GOCE/GRACE global geopotential models (GGMs) using the GPS-levelling geometric geoid heights, terrestrial gravity data and
A. Abdalla   +3 more
exaly   +2 more sources

Estimation of vertical datum offset for the South African vertical datum, in relation to the international height reference system [PDF]

open access: yesGeodetski Vestnik, 2021
The vertical offset and the geopotential value over South Africa is estimated on the four fundamental benchmarks in relation to the international height reference system (IHRS).
Matthews Siphiwe Mphuthi   +1 more
doaj   +1 more source

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