ephemeris

复数：

名词复数: ephemerides

更多词形：

名词复数: ephemerides |

单词例句：

It can also be got in th post-processing according to the precise ephemeris.

在后处理中也可以用精密星历来计算卫星坐标。

ERROR ANALYSIS OF IGS PRECISE EPHEMERIS

IGS精密星历的误差分析

In this paper, the definition of the Celestial Ephemeris Pole (CEP) in the 1980 IAU Theory of Nutation is discussed.

本文讨论了1980 IAU章动理论中关于天球历书极的定义。

The computation of DGPS corrections starts from the computation of GPS satellite position with using broadcast ephemeris information.

差分修正量的计算,需先由广播星历的资料来计算GPS卫星的位置,然后从已知地面点位置,求得差分修正量。

Setting circles are used on telescopes equipped with an equatorial mount to find astronomical objects in the sky by their equatorial coordinates often used in star charts or ephemeris.

定位圈 是设置在望远镜的赤道仪式架台上的装置，这是与星图或星历表上常用的赤道座标一样的天球座标系统，可以协助寻找在天空中的目标天体。

The influence of broadcasting ephemeris error is estimated from the satellite-station double difference technology.

最后，进行了试验和技术分析。

In this paper, continuation method for generalized satellite precise ephemeris interpolation, precise satellite clock interpolation and bad GPS Height Transformation.

本文采用广义延拓法进行卫星精密星历插值、卫星精密钟差插值和GPS高程转换。

The prediction accuracy of the positions of the Moon and the planetary bodies in the solar system with the PMOE 2003 ephemeris framework is close to that with the JPL DE 405 ephemeris.

经过近两年的改进,预报天体位置的精度已达到DE 405历表的水平。

Since the adoption of the IAU 1980 theory of nutation, the reference pole is the celestial ephemeris pole (CEP).

1984年起，采用 IAU 1980章动理论，选取天球历书极作为参考极。