Date, Component, Network, Datatype, Method 2010-04-04, N, Southern_California, itrf2008, manual 2012-03-16, N, Southern_California, itrf2008, manual 2016-07-18, N, Southern_California, itrf2008, manual 2017-01-09, N, Southern_California, itrf2008, manual 2018-04-27, N, Southern_California, itrf2008, manual 2010-04-04, E, Southern_California, itrf2008, manual 2012-03-16, E, Southern_California, itrf2008, manual 2016-07-18, E, Southern_California, itrf2008, manual 2017-01-09, E, Southern_California, itrf2008, manual 2018-04-27, E, Southern_California, itrf2008, manual 2010-04-04, U, Southern_California, itrf2008, manual 2012-03-16, U, Southern_California, itrf2008, manual 2016-07-18, U, Southern_California, itrf2008, manual 2017-01-09, U, Southern_California, itrf2008, manual 2018-04-27, U, Southern_California, itrf2008, manual