Performance Comparison of KOMPSAT-5 Precision Orbit Determination with GRACE

Table 2

Comparison of the precise orbit products for GRACE-A satellite.

Date	RMSRD-KIN (cm)				RMSRD-SCI (cm)				# input obs.	# marked obs.	Residuals (mm)
	Radial	Along-track	Cross-track	3D	Radial	Along-track	Cross-track	3D			RD	KIN
2016-07-12	2.78	2.17	1.28	3.75	0.90	1.38	0.81	1.84	24832	1833	5.7	3.5
2016-07-13	2.69	2.28	1.52	3.84	0.86	1.43	0.84	1.87	25460	1864	5.7	3.6
2016-07-14	3.47	3.52	1.47	5.16	0.90	1.54	0.99	2.04	25320	1981	5.8	3.6
2016-07-15	2.67	2.28	1.51	3.82	1.00	1.57	0.95	2.09	24970	1819	5.8	3.5
2016-07-16	3.00	2.38	1.46	4.10	1.43	1.65	0.95	2.38	25079	1927	5.6	3.5
2016-07-17	2.79	2.50	1.13	3.91	0.93	1.52	0.99	2.04	25199	1989	5.7	3.6