| 参考系选择对Kepler广播星历参数拟合精度的影响 |
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| 引用本文： | 陈刘成,唐波.参考系选择对Kepler广播星历参数拟合精度的影响[J].飞行器测控学报,2006,25(4):19-25. |
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| 作者姓名： | 陈刘成 唐波 |
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| 作者单位： | 61081部队，61081部队 北京100094，解放军信息工程大学测绘学院河南郑州450052，北京100094 |
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| 摘 要： | 通过对MEO、IGSO、GEO三类导航卫星广播星历的开普勒轨道根数拟合方法及其拟合精度的分析研究,得出结论:开普勒轨道根数拟合导航卫星广播星历的方法,能很好吸收坐标变换过程中岁差、章动、极移、地球自转等因素对卫星星历拟合精度的影响。
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| 关 键 词： | 天体力学 广播星历参数拟合 开普勒轨道根数拟合 GEO |
| 收稿时间： | 2006-03-31 |
| 修稿时间： | 2006-04-26 |
Impact of Coordinate Transformation on the Fitting Accuracy of Kepler Broadcast Ephemeris |
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| CHEN Liu-cheng TANG Bo.Impact of Coordinate Transformation on the Fitting Accuracy of Kepler Broadcast Ephemeris[J].Journal of Spacecraft TT&C Technology,2006,25(4):19-25. |
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| Authors: | CHEN Liu-cheng TANG Bo |
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| Institution: | 1. PLA Unit 61081, TANG Box 2. Surveying and Mapping Institute, Information Engineering Universityof PLA, Zhengzhou, Henan Province 450052 |
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| Abstract: | Kepler orbit elements fitting method and its attained accuracy are analyzed for MEO,IGSO and GEO navigation satellites.As demonstrated by various examples of satellite ephemeris fitting,the paper arrives at the following conclusion: the Kepler orbit elements fitting method fits well into absorbing the affection by precession,nutation,earth pole motion and earth rotation in the course of coordinate transformation. |
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| Keywords: | Celestial Mechanics Fitting of Broadcast Ephemeris Parameters Fitting of Kepler Orbit Elements GEO |
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