CHAMP卫星的纯几何定轨及动力平滑中的动力模型补偿研究

Geometric Orbit Determination of CHAMP Satellite and Dynamic Models' Compensation During Orbit Smoothing

摘要: 探讨了利用CHAMP卫星星载GPS数据实现纯几何PPP定轨的方法,对该几何轨道的动力平滑过程进行了分析,提出了增加非参数项吸收动力模型误差的半参数动力平滑方法。

Abstract: This paper discusses the geometric PPP orbit determination of CHAMP satellite from onboard GPS data, analyzes the dynamic orbit smoothing based on the PPP, and presents a semi-parameter orbit smoothing method, which uses a non-parameter item to absorb dynamic error.