航天器入轨段测轨数据误差特性及定轨结果分析  

The Analysis of Error Characteristics of Orbit-Measurement Data and Orbit-Determination Results in the Spacecraft Injection Phase

作　　者：茅永兴[1] 朱伟康[1] 倪晓秋[1] 陈嘉鸿[1] 黄凯[1] 

机构地区：[1]中国卫星海上测控部,江苏江阴214431

出　　处：《航天控制》2010年第6期93-98,共6页Aerospace Control

摘　　要：分析了航天器发射任务入轨段各类测轨数据的误差特性及入轨段各类测轨数据的常用定轨方法的定轨精度,提出了解决定轨结果一致性差、优选困难的方法,并用仿真计算结果和实战任务数据计算结果予以验证。The error characteristics of different kinds of orbit-measurement datum in the spacecraft injection phase are analyzed,and the precision of common orbit-determination methods is also assessed.The method is proposed to solve the bad coherence among different orbit-determination results and hard optimization process.The results of simulation and real mission data processing show the validity of this method.

关 键 词：测轨数据 误差特性 定轨结果分析 

分 类 号：P228.4[天文地球—大地测量学与测量工程]