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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...
Noise variance estimation and optimal weight determination for GOCE gravity recovery-
GOCE gravity field modelling combination solutions weight estimation variance component estimation
2010/1/22
In the course of level 2 data processing for the GOCE (Gravity Field and Steady–State Ocean Circulation Explorer) satellite mission different streams of level 1b data will be merged in a single soluti...
Analysis of one month of CHAMP state vector and accelerometer data for the recovery of the gravity potential
CHAMP state vector accelerometer data recovery gravity potential
2010/1/22
The energy conservation method is based on knowledge of the state vector and measurements of nonconservative forces. This is or will be provided by CHAMP, GRACE and GOCE. Here the analysis of one mont...
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...