Global marine gravity anomalies from multi-satellite altimeter data

Earth, Planets and Space

Table 3 Accuracy statistics of deflections of the vertical from the five altimetry satellites in global marine area (Latitude: − 60°− 60°, Longitude: 0°− 360°) (unit: arcsec)

Satellite	The “True” model	ξ component		η component
Satellite	The “True” model	Mean	STD	Mean	STD
CryoSat-2	EIGEN-6C4	− 0.004	0.507	0.017	3.003
	XGM2019e_2159	− 0.004	0.498	0.016	2.996
	EGM2008	− 0.004	0.478	0.017	2.999
	S&S V31.1	0.004	0.482	0.017	2.990
SRL/DP	EIGEN-6C4	− 0.005	0.641	− 0.004	1.914
	XGM2019e_2159	− 0.004	0.637	− 0.004	1.907
	EGM2008	− 0.005	0.619	− 0.003	1.906
	S&S V31.1	0.004	0.618	− 0.003	1.896
Jason-1/GM	EIGEN-6C4	− 0.004	0.952	− 0.001	1.318
	XGM2019e_2159	− 0.004	0.932	− 0.001	1.286
	EGM2008	− 0.004	0.938	0.000	1.307
	S&S V31.1	0.004	0.933	0.000	1.297
Jason-2/GM	EIGEN-6C4	− 0.004	0.956	0.004	1.329
	XGM2019e_2159	− 0.003	0.950	0.003	1.317
	EGM2008	− 0.004	0.941	0.004	1.318
	S&S V31.1	0.005	0.934	0.004	1.306
HY-2A/GM	EIGEN-6C4	− 0.004	0.635	− 0.003	2.406
	XGM2019e_2159	− 0.004	0.633	− 0.003	2.400
	EGM2008	− 0.005	0.613	− 0.003	2.400
	S&S V31.1	0.004	0.619	− 0.003	2.398