Date, Component, Network, Datatype, Method 2017-02-14, N, CentralUS, itrf2008, manual 2020-09-09, N, CentralUS, itrf2008, manual 2017-02-14, E, CentralUS, itrf2008, manual 2020-09-09, E, CentralUS, itrf2008, manual 2017-02-14, U, CentralUS, itrf2008, manual 2020-09-09, U, CentralUS, itrf2008, manual