Afit bsmk  20 jul 2009      .0     .0     .0  antenna code changed (nevada geodetic laboratory
 fit clk5  15 jan 2003      .0     .0     .0  ? break
 fit clk5  27 jul 2008      .0     .0     .0  antenna concat clk1
 fit clk5  19 aug 2012      .0     .0     .0  ? break
 fit ecsd   5 nov 2011      .0     .0     .0  ? break
 fit mdr6  29 apr 2008      .0     .0     .0  antenna concat mdr1
 fit mdr5  29 apr 2008      .0     .0     .0  antenna concat mdr2
Afit sfsd  20 sep 2011      .0     .0     .0  antenna and radome codes changed (nevada geodetic laboratory
Bfit ndmb  10 dec 2010      .0     .0     .0  antenna code changed (nevada geodetic laboratory
Bfit p802   3 nov 2016      .0     .0     .0  ? receiver make and model changed (nevada geodetic laboratory