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Assessment of two methods for gravity field recovery from GOCE GPS-SST orbit solutions
High-low SST gravity field GOCE variational equations least squares adjustment
2010/1/22
In the course of the GOCE satellite mission, the high-low Satellite to Satellite Tracking (SST) observations have to be processed for the determination of the long wavelength part of the Earth’s gravi...
GOCE SGG and SST quick-look gravity field analysis
GOCE semi-analytic approach colored noise data gaps repeat orbit
2010/1/22
The purpose of quick-look analysis in the framework of the GOCE data processing architecture is to analyse partial data sets of satellite gravity gradiometry (SGG) and satellite-to-satellite tracking ...
Local gravity field continuation for the purpose of in-orbit calibration of GOCE SGG observations
Satellite gravity gradiometry GOCE calibration least squares adjustment
2010/1/22
The use of ground gravity data in wellsurveyed areas, continued upward to satellite altitude, is one of the most promising external absolute in-orbit calibration/ validation methods for GOCE satellite...
Static and temporal gravity field recovery using grace potential difference observables
GRACE mission Energy integral Geopotential Satellite-to-satellite tracking Temporal gravity field
2010/1/22
The gravity field dedicated satellite missions like CHAMP, GRACE, and GOCE are supposed to map the Earth’s global gravity field with unprecedented accuracy and resolution. New models of Earth’s static...
Comparison of numerical solution strategies for gravity field recovery from GOCE SGG observations implemented on a parallel platform
Spherical harmonics satellite gravity gradiometry GOCE parallel computing Beowulf cluster
2010/1/22
The recovery of a full set of gravity field parameters from satellite gravity gradiometry (SGG) is a huge numerical and computational task. In practice, parallel computing has to be applied to estimat...
CHAMP gravity field recovery using the energy balance approach
gravity field energy balance Jacobi-integral non-conservative forces accelerometer calibration CHAMP
2010/1/22
Since the early days of satellite geodesy energy balance based methods for gravity field determination have been considered. If non-conservative forces are known the Hamiltonian along the orbit is a c...