Screen shots, demonstration movies, additional ephemerides, and FAQ available at author's website.
屏幕镜头、示范片，新增历，常可在作者的网页。
GPS satellite precise ephemerides provided by IGS describe there dimension position of GPS satellites in ITRF.
IGS提供的精密星历描述了GPS卫星在地固系中的三维位置。
The results can be used as approximate values of the initial satellite orbit to correct the orbit by integration or calculate satellite ephemerides.
计算结果均可以做为轨道改进和计算星历时的人卫初轨近似值。
The results can be used as approximate values of the initial satellite orbit to correct the orbit by integration or calculate satellite ephemerides.
计算结果均可以做为轨道改进和计算星历时的人卫初轨近似值。
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