下一次，他希望能早点得到消息，一旦切斯利或其他天文学家预测出爆炸地点坐标，他就可以火速飞到残骸陨落的地方。
Next time, he hopes to receive word earlier on, as soon as Chesley or another astronomer predicts the impact location, so that he can catch a flight to the place where debris is expected to fall.
随后他赶紧着手处理来自26个天文台，搜集到的共计570次小行星坐标测量数据。
He hurried to work and began crunching data, eventually processing information from 26 different observatories, totaling 570 positional measurements of the asteroid.
特别是对于各种空间飞行器的天文实时定位能提供一个精确而快速的参考坐标系统。
Especially, It can rapid by provide a precise reference coordinate system for the astronomical orientation of various space vehicles at real time.
本文叙述了用天文观测测定CCD片子上两坐标各自比例尺和两坐标轴不垂直度的方法；
In this article, the method is described for measuring the scales of the two coordinate axes of a CCD plate through astronomical observations and the nonperpendicularity of the axes.
本文叙述了用天文观测测定CCD片子上两坐标各自比例尺和两坐标轴不垂直度的方法；
In this article, the method is described for measuring the scales of the two coordinate axes of a CCD plate through astronomical observations and the nonperpendicularity of the axes.
应用推荐