Improving the Accuracy of the Martian Ephemeris Short-Term Prediction

Table 3

The reconstructed orbit differences between SODP and ROB.

Types of tracking data	Position (m)				Velocity (m/s)
	R	T	N	Pos.	R	T	N	Vel.
Three-way Doppler	1.11	50.20	23.31	55.36	0.008	0.004	0.007	0.011
Two-way & three-way Doppler	1.06	18.98	9.24	21.13	0.003	0.002	0.003	0.004