Date, Component, Network, Datatype, Method 2018-02-14, N, CentralUS, itrf2008, manual 2018-08-01, N, CentralUS, itrf2008, manual 2020-10-27, N, CentralUS, itrf2008, automatic 2018-02-14, E, CentralUS, itrf2008, manual 2018-08-01, E, CentralUS, itrf2008, manual 2018-02-14, U, CentralUS, itrf2008, manual 2018-08-01, U, CentralUS, itrf2008, manual