天琴卫星测定轨技术  

Tracking and orbit determination technology of TianQin satellites

作　　者：谷德峰 安子聪 赵玥 杨诚鋆 李康康 朱炬波 刘源[1] 宋佳凝 GU Defeng;AN Zicong;ZHAO Yue;YANG Chengjun;LI Kangkang;ZHU Jubo;LIU Yuan;SONG Jianing(MOE Key Laboratory of TianQin Mission,TianQin Research Center for Gravitational Physics&School of Physics and Astronomy,Frontiers Science Center for TianQin,CNSA Research Center for Gravitational Waves,Sun Yat-sen University(Zhuhai Campus),Zhuhai 519082,China)

机构地区：[1]“天琴计划”教育部重点实验室,中山大学天琴中心&物理与天文学院,天琴前沿科学中心,国家航天局引力波研究中心,广东珠海519082

出　　处：《中山大学学报（自然科学版）》2021年第1期225-232,共8页Acta Scientiarum Naturalium Universitatis Sunyatseni

基　　金：广东省基础与应用基础重大项目(2019B030302001);国家自然科学基金(41874028)。

摘　　要：空间引力波探测在卫星发射入轨、科学实验运行等阶段都对卫星测定轨有较高的任务需求。天琴计划采用地球高轨道卫星,可利用的跟踪测量手段更加丰富,轨道跟踪测量和确定精度受到测控距离、测量系统误差、编队尺度、轨道控制以及测站跟踪几何等因素的影响。本文围绕天琴卫星测定轨技术,介绍了天琴卫星测定轨任务需求,分析了可用于天琴卫星轨道跟踪测量的多种手段的水平和技术特点,并对天琴卫星高精度轨道确定技术的发展趋势进行了展望。The detection of gravitational waves has a high mission demand for satellite orbit determination at the stages of satellites launching into orbits and the operation of scientific experiments.The TianQin project planning to use high orbit satellites,having a greater variety of tracking measurements,the orbit tracking measurement and determination accuracy are influenced by measurement and control distance,measurement system error,formation scale,orbital control,and station tracking geometry,etc.This paper focuses on the tracking measurement and determination technology of TianQin satellite orbit,introducing the requirements of the mission of TianQin satellite orbit determination,analyzing the level and technical characteristics of the various means available for the tracking and measurement of TianQin satellite orbit,and providing an outlook on the development trend of the technology of high-precision TianQin satellite orbit determination.

关 键 词：卫星编队 天琴 卫星定轨 

分 类 号：V412.4[航空宇航科学与技术—航空宇航推进理论与工程]