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Chapter
Update of the Atmospheric Attraction Computation Service (Atmacs) for High-Precision Terrestrial Gravity Observations
The Atmospheric attraction computation service (Atmacs) of BKG provides atmospheric corrections for terrestrial high-precision gravity measurements based on operational weather models of the German Weather Ser...
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Article
Open AccessAccounting for residual errors in atmosphere–ocean background models applied in satellite gravimetry
The Atmosphere and Ocean non-tidal De-aliasing Level-1B (AOD1B) product is widely used in precise orbit determination and satellite gravimetry to correct for transient effects of atmosphere–ocean mass variabil...
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Article
Open AccessAssessment of length-of-day and universal time predictions based on the results of the Second Earth Orientation Parameters Prediction Comparison Campaign
Predicting Earth Orientation Parameters (EOP) is crucial for precise positioning and navigation both on the Earth’s surface and in space. In recent years, many approaches have been developed to forecast EOP, i...
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Chapter
How Do Atmospheric Tidal Loading Displacements Vary Temporally as well as Across Different Weather Models?
We assess the impact of varying the mass anomaly sources on the calculation of atmospheric tidal displacement harmonics. Atmospheric mass anomalies are obtained from five state-of-the-art numerical weather mod...
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Article
Open AccessCombination strategy for consistent final, rapid and predicted Earth rotation parameters
The accurate knowledge of the Earth’s orientation and rotation in space is essential for a broad variety of scientific and societal applications. Among others, these include global positioning, near-Earth and ...
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Article
Open AccessEvaluation of selected short-term predictions of UT1-UTC and LOD collected in the second earth orientation parameters prediction comparison campaign
Advanced geodetic and astronomical tasks, such as precise positioning and navigation require forecasted Earth Orientation Parameters (EOP). The Second Earth Orientation Parameters Prediction Comparison Campaig...
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Article
Open AccessInvestigating temporal and spatial patterns in the stochastic component of ZTD time series over Europe
The EUREF Permanent GNSS Network (EPN) provides a unique atmospheric dataset over Europe in the form of Zenith Total Delay (ZTD) time series. These ZTD time series are estimated independently by different anal...
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Article
Open AccessModeling gravimetric signatures of third-degree ocean tides and their detection in superconducting gravimeter records
We employ the barotropic, data-unconstrained ocean tide model TiME to derive an atlas for degree-3 tidal constituents including monthly to terdiurnal tidal species. The model is optimized with respect to the t...
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Article
Open AccessIdentifying the sensitivity of GPS to non-tidal loadings at various time resolutions: examining vertical displacements from continental Eurasia
We examine the sensitivity of the Global Positioning System (GPS) to non-tidal loading for a set of continental Eurasia permanent stations. We utilized daily vertical displacements available from the Nevada Ge...
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Article
Open AccessModelling spatial covariances for terrestrial water storage variations verified with synthetic GRACE-FO data
Gridded terrestrial water storage (TWS) variations observed by GRACE or GRACE-FO typically show a spatial correlation structure that is both anisotropic (direction-dependent) and non-homogeneous (latitude-depe...
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Article
Open AccessDaily GRACE satellite data evaluate short-term hydro-meteorological fluxes from global atmospheric reanalyses
Changes in terrestrial water storage as observed by the satellite gravity mission GRACE (Gravity Recovery and Climate Experiment) represent a new and completely independent way to constrain the net flux imbala...
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Article
Correcting surface loading at the observation level: impact on global GNSS and VLBI station networks
Time-dependent mass variations of the near-surface geophysical fluids in atmosphere, oceans and the continental hydrosphere lead to systematic and significant load-induced deformations of the Earth’s crust. Th...
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Article
Contributions of GRACE to understanding climate change
Time-resolved satellite gravimetry has revolutionized understanding of mass transport in the Earth system. Since 2002, the Gravity Recovery and Climate Experiment (GRACE) has enabled monitoring of the terrestr...
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Chapter
Zukunft der globalen Geodäsie und Fernerkundung aus Sicht des Deutschen GeoForschungsZentrum (GFZ), Potsdam
Die Technologien und Methoden der Globalen Geodäsie und Fernerkundung (GGF) haben sich in den vergangenen Dekaden mit rascher Geschwindigkeit weiterentwickelt und die Resultate der heutigen GGF liefern wichti...
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Article
Modeling of present-day atmosphere and ocean non-tidal de-aliasing errors for future gravity mission simulations
A realistically perturbed synthetic de-aliasing model consistent with the updated Earth System Model of the European Space Agency is now available over the period 1995–2006. The dataset contains realizations o...
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Article
What Can be Expected from the GRACE-FO Laser Ranging Interferometer for Earth Science Applications?
The primary objective of the gravity recovery and climate experiment follow-on (GRACE-FO) satellite mission, due for launch in August 2017, is to continue the GRACE time series of global monthly gravity field ...
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Chapter
What Can be Expected from the GRACE-FO Laser Ranging Interferometer for Earth Science Applications?
The primary objective of the gravity recovery and climate experiment followon (GRACE-FO) satellite mission, due for launch in August 2017, is to continue the GRACE time series of global monthly gravity field m...
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Article
Science and User Needs for Observing Global Mass Transport to Understand Global Change and to Benefit Society
Satellite gravimetry is a unique measurement technique for observing mass transport processes in the Earth system on a global scale, providing essential indicators of both subtle and dramatic global change. Al...
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Article
The updated ESA Earth System Model for future gravity mission simulation studies
A new synthetic model of the time-variable global gravity field is now available based on realistic mass variability in atmosphere, oceans, terrestrial water storage, continental ice-sheets, and the solid Eart...
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Living Reference Work Entry In depth
Zukunft der globalen Geodäsie und Fernerkundung aus Sicht des Deutschen GeoForschungsZentrum (GFZ), Potsdam
Die Technologien und Methoden der Globalen Geodäsie und Fernerkundung (GGF) haben sich in den vergangenen Dekaden mit rascher Geschwindigkeit weiterentwickelt und die Resultate der heutigen GGF liefern wichtig...
