| 天文方位角测量中的主要系统误差分析及处理 |
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| 引用本文： | 张超,郑勇,王宗伟.天文方位角测量中的主要系统误差分析及处理[J].测绘科学,2011,36(2):11-13. |
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| 作者姓名： | 张超 郑勇 王宗伟 |
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| 作者单位： | 信息工程大学测绘学院;61365部队; |
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| 摘 要： | 卫星及航天器发射、陀螺标枝等领域均离不开天文方位角,天文方位角的测量准确性直接影响着上述工作的完成质量.本文研究了影响天文方位角测量准确性的几种主要系统误差源,定量分析了各误差对测量结果的影响大小,并给出了处理措施,对提高天文方位角的测量准确性及作业效率、避免系统偏差的产生具有重要意义.
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| 关 键 词： | 天文方位角 恒星时角法 北极星 测量 误差 |
Analysis and processing of major systematic errors in astronomic azimuth measurement |
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| ZHANG Chao,ZHENG Yong,WANG Zhong-wei.Analysis and processing of major systematic errors in astronomic azimuth measurement[J].Science of Surveying and Mapping,2011,36(2):11-13. |
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| Authors: | ZHANG Chao ZHENG Yong WANG Zhong-wei |
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| Institution: | ZHANG Chao①,ZHENG Yong①,WANG Zhong-wei②(①Institute of Surveying and Mapping,Information Engineering University,Zhengzhou 450052,China;②Troops 61365,Tianjin 300140,China) |
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| Abstract: | Azimuth surveying has been incorporated into the launch of satellite and spacecraft,gyroscope adjustment,and its accuracy directly influences performance of the tasks.This paper investigated the major systematic error sources affecting accuracy of astronomic azimuth measurement,quantitatively analyzed the effects of separate error on measuring results,and made corresponding solutions,which would play an important part in the improvement of astronomic azimuth measurement accuracy and working efficiency,as we... |
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| Keywords: | astronomic azimuth sidereal-hour-angle method North Star surveying errors |
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