Earth, Planets and Space

Table 10 Accuracy comparison of deflections of the vertical derived using and not using HY-2A data (unit: arcsec)

From: Global marine gravity anomalies from multi-satellite altimeter data

Difference	Component	Using HY-2A data		Without HY-2A data
Difference	Component	Mean	STD	Mean	STD
Fusion—EIGEN-6C4	ξ	− 0.004	0.427	− 0.004	0.446
Fusion—EIGEN-6C4	η	0.001	0.834	0.002	0.869
Fusion—XGM2019e_2159	ξ	− 0.004	0.415	− 0.004	0.432
Fusion—XGM2019e_2159	η	0.001	0.804	0.002	0.839
Fusion—EGM2008	ξ	− 0.004	0.392	− 0.004	0.413
Fusion—EGM2008	η	0.002	0.816	0.002	0.852
Fusion—S&S V31.1	ξ	0.004	0.393	0.004	0.411
Fusion—S&S V31.1	η	0.002	0.798	0.002	0.834

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