GNSS data of the global GFZ tracking network

Since the early 1990s, the GFZ has operated a global GNSS station network with currently about 70 stations for precise satellite clock & orbit determination, realization of...自20世纪90年代初以来，德国地学研究中心（GFZ）便一直在运营一套全球导航卫星系统（GNSS）站网，目前该站网拥有约70个站点，用于精密卫星钟与轨道确定以及……的实现。