Application Research of EGM2008 Model in GPS Elevation Survey
Xitun Yuan · Gnss World of China · 2011
EGM2008 model and its accuracy is introduced.EGM2008 model in GPS elevation survey is presented.In test area,we tried multi-methods to do data process,combined with the existing GPS level points.Through comparison and analysis of multi-methods,we find the relations between EGM2008 model in GPS elevation survey accuracy and level points survey,which sives a new ways for GPS elevation survey.