Influence of the Choice of Lunar Gravity Model on Orbit Determination for Lunar Orbiters

Table 12

Influence of lunar gravity model on orbit determination of lunar orbiter by one station.

Lunar gravity model (70 × 70)	Orbit position uncertainty (m, RMS)				Orbit position accuracy (m, RMS)
	R	I	C	3D	R	I	C	3D
GLGM2	94.38	358.89	66.92	377.08	1104.88	5534.25	2538.68	6188.18
LP100K	89.98	882.03	342.08	950.31	3.57	22.09	8.23	23.84
LQ150Q	91.02	892.27	346.37	961.46	3.63	22.42	8.51	24.26
GRAIL420A	29.88	253.44	50.48	260.14	2.77	18.84	2.05	19.16
GRAIL660B	29.88	253.44	50.48	260.14	2.77	18.86	2.02	19.16