Table 2 Statistics of the differences between the gravimetric geoid models derived by combing satellite gravity models with terrestrial gravity and the GPS leveling measured geoid heights (unit: m)
Satellite gravity model | Min | Max | Mean | SD |
|---|---|---|---|---|
GOCO06S | 0.703 | 1.029 | 0.864 | 0.058 |
ITSG-Grace2018s | 0.713 | 1.027 | 0.869 | 0.058 |
TIM6 | 0.701 | 1.035 | 0.863 | 0.059 |
DIR6 | 0.695 | 1.051 | 0.867 | 0.060 |