Using the CCD star tracker as the ships position measuring instrument is considered much for its high positioning accuracy. no position accumulated error, fast and intelligent work.
CCD星体跟踪器作为舰船位置测量仪器，因其定位精度高、无位置积累误差、快速和智能化工作而受到重视。
The measurements of the spacecraft star navigation system are provided by star tracker and infrared accelerometer.
星光跟踪仪提供天顶距的测量数据，红外高度测量仪提供航天器的高度数据。
Star tracker is a sensing system with high accuracy and sensitivity in the guidance and navigation. It offers the direction reference to the aircraft and spacecraft by the use of the celestial stars.
星跟踪器是高精度和高灵敏度的导航和制导用传感设备，它利用天上的恒星为系统提供方向基准。
Theory analysis and computer simulation show that the precision and focus of star tracker, the divergence angle of down beam influence the probability of laser link setting up.
理论分析和计算机仿真都表明，星敏感器的测量精度和焦距，下行信号光的束散角将影响激光链路成功建立概率。
Attitude accuracy is one of the most important parameters to evaluate the performance of the star tracker.
姿态测量精度是衡量星敏感器性能的一项最重要的指标之一。
Grid algorithm is a preferable star field identification algorithm. But it need many stars in FOV (field of view). Thereby CCD star tracker must have large FOV or be sensitive to dim stars.
栅格算法是一种较优秀的星图识别算法，但它要求视场中有较多的恒星，从而要求星跟踪器有大的视场或高的星等灵敏度。
The star tracker is the primary part of airborne celestial navigation device. Random vibration is an important invalidation factor of the star tracker.
星体跟踪器是机载天文导航设备的重要组成部分，随机振动是其结构失效的重要因素。
In the article the star-pattern recognition algorithms for a star tracker are studied.
研究了面向星敏感器的星模式识别算法。
Featuring micro mass, volume, power consumption and high accuracy, micro star tracker gains broad application in microsatellites.
微型星敏感器以其质量小、体积小、功耗小、精度高的优点在小型卫星中得到了越来越多的应用。
The hardware structure of star tracker in Chinese Interferometer has been determined.
中国实验光干涉仪恒星跟踪器的硬件部分——光机电结构已经确定下来了。
As a spacecraft attitude measurement instrument, CCD star tracker has a lot of advantages. But it needs an all-sky autonomous star map identification algorithm to support its operation.
CCD星跟踪器作为飞行器的姿态测量仪器有许多优点，它必须有一种全天自主星图识别算法来支持其工作。
Scientists had the idea for the experiment before the required technology-such as the star tracker and gyroscopes-even existed.
科学家们早在恒昨追踪仪及陀螺仪这样所需要的技术装备出现以前就有了要进行实验的想法。
The spacecraft worked for eight-and-a-half years before its star tracker failed and it could no-longer work out its position and point correctly.
在其星象跟踪仪出故障导致其自身再也不能准确计算出方位和坐标点之前，飞船整整工作了八年半。
The spacecraft worked for eight-and-a-half years before its star tracker failed and it could no-longer work out its position and point correctly.
在其星象跟踪仪出故障导致其自身再也不能准确计算出方位和坐标点之前，飞船整整工作了八年半。
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