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空间非合作目标双行轨道根数快速生成算法

刘光明 张志 车万方

刘光明, 张志, 车万方. 空间非合作目标双行轨道根数快速生成算法[J]. 空间科学学报, 2014, 34(3): 319-326. doi: 10.11728/cjss2014.03.319
引用本文: 刘光明, 张志, 车万方. 空间非合作目标双行轨道根数快速生成算法[J]. 空间科学学报, 2014, 34(3): 319-326. doi: 10.11728/cjss2014.03.319
Liu Guangming, Zhang Zhi, Che Wanfang. Fast Fitting Algorithm of Non-cooperative Space Object’s TLE Parameters[J]. Journal of Space Science, 2014, 34(3): 319-326. doi: 10.11728/cjss2014.03.319
Citation: Liu Guangming, Zhang Zhi, Che Wanfang. Fast Fitting Algorithm of Non-cooperative Space Object’s TLE Parameters[J]. Journal of Space Science, 2014, 34(3): 319-326. doi: 10.11728/cjss2014.03.319

空间非合作目标双行轨道根数快速生成算法

doi: 10.11728/cjss2014.03.319
基金项目: 航天科技创新基金项目资助(CASC201101)
详细信息
    通讯作者:

    刘光明,E-mail:neileva@163.com

  • 中图分类号: V474.2

Fast Fitting Algorithm of Non-cooperative Space Object’s TLE Parameters

  • 摘要: 针对空间目标TLE拟合过程中可能出现的奇点问题,提出了基于无奇异变换的空间目标双行轨道根数(TLE)生成算法. 为提高观测平台对空间目标状态估计效率,提出带有自适应遗忘因子的非线性最小二乘递推算法,利用最速下降法在线修正遗忘因子,使得估计值有较快的跟踪速度和较小的稳态误差. 仿真结果表明,该TLE生成算法的数据处理速度和轨道预报误差满足要求,可用于低轨目标的天基监视.

     

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出版历程
  • 收稿日期:  2013-07-21
  • 修回日期:  2013-11-04
  • 刊出日期:  2014-05-15

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