Date, Component, Network, Datatype, Method 1999-10-16, N, Southern_California, itrf2008, manual 2010-04-04, N, Southern_California, itrf2008, manual 2019-07-06, N, Southern_California, itrf2008, manual 1999-10-16, E, Southern_California, itrf2008, manual 2010-04-04, E, Southern_California, itrf2008, manual 2019-07-06, E, Southern_California, itrf2008, manual 1999-10-16, U, Southern_California, itrf2008, manual 2004-01-22, U, Southern_California, itrf2008, automatic 2004-01-25, U, Southern_California, itrf2008, automatic 2010-04-04, U, Southern_California, itrf2008, manual 2010-07-17, U, Southern_California, itrf2008, automatic 2010-10-03, U, Southern_California, itrf2008, automatic 2010-12-15, U, Southern_California, itrf2008, automatic 2019-07-06, U, Southern_California, itrf2008, manual