NAOC Open IR
长春站非合作目标激光测距资料的定轨
孙建南; 刘承志; 范存波; 孙明国
2015
Source Publication天文学报
ISSN0001-5245
Volume056Issue:005Pages:474
Abstract精密解算了非合作目标的单站激光测距数据.观测数据少、数据弧段分布不好是对非合作目标进行精密定轨的难点.通过定轨过程中对动力学模型的选择及求解参数的选取,使得轨道计算收敛.解算多组圈数的非合作目标数据,将轨道重叠弧段对比作为评判定轨精度的指标;从多组圈数中提取出一圈的观测数据,对其余数据进行定轨处理,将定轨后的轨道结果与提取出的观测数据进行对比,得到在同一时刻的距离偏差,使其作为精密定轨的外符合.结果表明:对非合作目标(4814)进行精密定轨,平均测距残差为1.01m,在NICK方向上,测量数据外符合的平均轨道精度为14.35m,预报1d的测距精度为24.60m.
Language英语
Document Type期刊论文
Identifierhttp://ir.bao.ac.cn/handle/114a11/53800
Collection中国科学院国家天文台
Affiliation中国科学院国家天文台
First Author AffilicationNational Astronomical Observatories, Chinese Academy of Sciences
Recommended Citation
GB/T 7714
孙建南,刘承志,范存波,等. 长春站非合作目标激光测距资料的定轨[J]. 天文学报,2015,056(005):474.
APA 孙建南,刘承志,范存波,&孙明国.(2015).长春站非合作目标激光测距资料的定轨.天文学报,056(005),474.
MLA 孙建南,et al."长春站非合作目标激光测距资料的定轨".天文学报 056.005(2015):474.
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