GPS Based Reduced-Dynamic Orbit Determination for Low Earth Orbiters with Ambiguity Fixing

Table 1

IGS station solutions comparison.

PPP-AR strategy	IGS station	Static-PPP				Kinematic-PPP
		(m)	(m)	(m)	Fixing Ratio	(m)	(m)	(m)	Fixing Ratio
Rounding	AUCK	0.019	0.024	0.038	97.3%	0.023	0.029	0.059	95.5%
No		0.020	0.024	0.039	0.0%	0.039	0.030	0.059	0.0%
Rounding	SHAO	0.028	0.025	0.085	94.5%	0.036	0.029	0.120	88.9%
No		0.028	0.025	0.086	0.0%	0.040	0.032	0.121	0.0%
Rounding	TLSE	0.009	0.019	0.028	97.4%	0.021	0.037	0.059	93.3%
No		0.013	0.020	0.032	0.0%	0.022	0.036	0.061	0.0%
Rounding	WTZR	0.010	0.025	0.020	97.3%	0.018	0.033	0.047	93.6%
No		0.015	0.026	0.020	0.0%	0.025	0.035	0.049	0.0%