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A new method for improving the solving precision of tropospheric zenith total delay
Author(s): 
Pages: 178-179
Year: Issue:  6
Journal: Science of Surveying and Mapping

Keyword:  GPSIGS tracking stationzenith total delayinterpolation method;
Abstract: 对流层天顶总延迟的解算精度,直接影响长基线解算的精度和大气水汽含量的计算精度.文中提出克利金内插法解算天顶总延迟的新方法,并利用南极长城站和周边IGS跟踪站的GPS数据,通过高精度解算软件GAMIT/GLOBK,解算出长城站上空的对流层天顶总延迟,将其与利用内插方法解算的天顶总延迟进行了对比分析,得出:利用该内插方法获取的南极长城站在夏季的天顶总延迟的均方差可达0.2mm,这对今后GPS高精度定位...
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