Guide star identification method for star sensor

doi:10.3778/j.issn.1002-8331.2010.21.063

Computer Engineering and Applications ›› 2010, Vol. 46 ›› Issue (21): 220-222.DOI: 10.3778/j.issn.1002-8331.2010.21.063

• 工程与应用 • Previous Articles Next Articles

Guide star identification method for star sensor

LI Xue-kui¹，TAN Hai-shu¹，ZHANG Huan-ming¹，YU Xin-mei¹，HAO Zhi-hang²

1.The Mechatronics and Information Engineering School，Foshan University，Foshan，Guangdong 528000，China
2.Changchun Institute of Optics，Fine Mechanics and Physics，Chinese Academy of Sciences，Changchun 130022，China

Received:2009-01-15 Revised:2009-04-21 Online:2010-07-21 Published:2010-07-21
Contact: LI Xue-kui

高精度星敏感器的导航星识别定位算法研究

李学夔¹，谭海曙¹，张焕明¹，于昕梅¹，郝志航²

1.佛山科学技术学院机电学院，广东佛山 528000
2.中国科学院长春光学精密机械与物理研究所，长春 130022

通讯作者: 李学夔

Abstract

Abstract: The basic principle of star sensor is introduced.The characteristic of the star image is analyzed.The methods of the guide star identification for the star sensor are researched with the characteristic of star image.The method of threshold，connectivity analysis and centroid for the star locating is analyzed on the ways of theory and practice.The precision of the algorithm is detected by the guide star’s principal distance.The experiment proves that the star sensor would get more precision through the new method of calibration.

摘要： 介绍了星敏感器的基本工作原理，分析了恒星能量在星图的分布特点，结合星图的特点提出了星敏感器导航星点识别定位方法，按照处理顺序，介绍了导航星阈值确定，连通性分析和内插细分等其中各步骤算法，并用星敏感器通过导航星角距标定新方法对该方法进行了定位精度检测，取得了较为满意的结果。

CLC Number:

TP391.4

LI Xue-kui¹，TAN Hai-shu¹，ZHANG Huan-ming¹，YU Xin-mei¹，HAO Zhi-hang². Guide star identification method for star sensor[J]. Computer Engineering and Applications, 2010, 46(21): 220-222.

李学夔¹，谭海曙¹，张焕明¹，于昕梅¹，郝志航². 高精度星敏感器的导航星识别定位算法研究[J]. 计算机工程与应用, 2010, 46(21): 220-222.

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Guide star identification method for star sensor

高精度星敏感器的导航星识别定位算法研究

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