orbit determination accuracy

基本解释

The experiment result with real measurement shows that the new method can be used in real time autonomous satellite orbit determination with high accuracy.
实测数据的计算结果表明，新的定轨方法可以实时自主地得出卫星轨道的位置，并能达到较高的定轨精度。
Especially, the effects of lunar gravity, observation accuracy, orbital error and observation data types on the orbital determination accuracy of the lunar orbit…
重点考察了月球重力场误差、观测量精度、初始时刻的先验轨道误差以及观测资料类型等对环月飞行器定轨精度的影响。
Applications show that the method effectively increases orbit determination accuracy at low angular measurement accuracy and high ranging and range rate measurement accuracy.
工程实践应用表明，在测角精度比较低而测距、测速精度相对高的情况下，该方法可有效地提高轨道确定的精度。