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The expanding Earth at present:evidence from temporal gravity field and space-geodetic data
station coordinates and vertical velocities temporal gravity variation principal inertia moments Earth expansion
2015/8/27
The Earth expansion problem has attracted great interest, and the present study demonstrates that the Earth has been expanding, at least over the recent several decades. Space-geodetic data recorded a...
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...