Gravimetric geoid modeling from the combination of satellite gravity model, terrestrial and airborne gravity data: a case study in the mountainous area, Colorado

Earth, Planets and Space

Table 3 Statistics of the differences between the gravimetric geoid models based on different reference gravity models and the GPS leveling measured geoid heights (unit: m)

Reference gravity model	To d/o 2190		To d/o 1080		To d/o 720
Reference gravity model	Mean	SD	Mean	SD	Mean	SD
EGM2008	0.864	0.058	0.883	0.067	0.882	0.072
EIGEN-6C4	0.868	0.059	0.883	0.068	0.882	0.073
XGM2019	0.867	0.058	0.884	0.068	0.882	0.072