benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 B468, 2010-10-08,  Michael A Floyd ,  University of Califo,  TRIMBLE R7,  0220413522,  NP,  TRM41249.00,  60219588,  NONE, 1.2557, 1.3111, 30, 20380
 B468, 2014-08-26,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8928, 0.9524, 30, 1500
 B468, 2014-08-27,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.893, 0.9526, 30, 930
 B468, 2014-08-28,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8929, 0.9525, 30, 0
 B468, 2014-08-29,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8929, 0.9525, 30, 0
 B468, 2014-08-30,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8929, 0.9525, 30, 0
 B468, 2014-08-31,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8929, 0.9525, 30, 0
 B468, 2014-09-01,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8929, 0.9525, 30, 0
 B468, 2014-09-02,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8929, 0.9525, 30, 0
 B468, 2014-09-03,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8929, 0.9525, 30, 0
 B468, 2014-09-06,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8938, 0.9534, 30, 1630
 B468, 2014-09-07,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8938, 0.9534, 30, 0
 B468, 2014-09-09,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8938, 0.9534, 30, 0
 B468, 2014-09-10,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8938, 0.9534, 30, 0
 B468, 2014-09-11,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8938, 0.9534, 30, 0
 B468, 2014-09-12,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8938, 0.9534, 30, 0
 B468, 2014-09-13,  M.Floyd/K.Materna ,  M.I.T. / U.C. Berkel,  TRIMBLE 5700,  0220274288,  NP,  TRM41249.00,  12337951,  NONE, 0.8938, 0.9534, 30, 0
 B468, 2014-12-21,  Funning/Swiatlowski ,  University of Califo,  TRIMBLE R7,  0220413532,  NP,  TRM57971.00,  1441036085,  NONE, 1.0169, 1.0747, 30, 223330
 b468, 2014-09-16,  JLS ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.3.1,  ASH701945B_M,  CR519993703,  NONE, 1.2612, 1.3099, 15, 155145
 b468, 2014-09-17,  JLS ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.3.1,  ASH701945B_M,  CR519993703,  NONE, 1.2612, 1.3099, 15, 0
 b468, 2014-10-30,  ELP ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH700936D_M,  CR14330,  NONE, 1.2278, 1.2769, 15, 175245
 b468, 2014-10-31,  ELP ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH700936D_M,  CR14330,  NONE, 1.2278, 1.2769, 15, 0
 b468, 2014-11-01,  ELP ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH700936D_M,  CR14330,  NONE, 1.2278, 1.2769, 15, 0
 b468, 2014-11-02,  ELP ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH700936D_M,  CR14330,  NONE, 1.2278, 1.2769, 15, 0
 b468, 2014-11-03,  ELP ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH700936D_M,  CR14330,  NONE, 1.2278, 1.2769, 15, 0
 b468, 2014-12-03,  JLS ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14341,  NONE, 0.671, 0.7309, 15, 173615
 b468, 2014-12-04,  JLS ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14341,  NONE, 0.671, 0.7309, 15, 0
 b468, 2015-01-06,  JLS ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14341,  NONE, 0.6968, 0.7559, 15, 165045
 b468, 2015-01-07,  JLS ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14341,  NONE, 0.6968, 0.7559, 15, 0
 b468, 2015-01-08,  JLS ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14341,  NONE, 0.6968, 0.7559, 15, 0
 b468, 2015-01-09,  JLS ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14341,  NONE, 0.6968, 0.7559, 15, 0
 b468, 2015-10-14,  ELP ,  USGS ,  JAVAD,  01658 ,  TRE_G3TH SIGMA3.5.9,  JAVRINGANT_DM,  00587,  NONE, 0.6419, 0.7028, 15, 0
 b468, 2015-10-15,  ELP ,  USGS ,  JAVAD,  01658 ,  TRE_G3TH SIGMA3.5.9,  JAVRINGANT_DM,  00587,  NONE, 0.6419, 0.7028, 15, 0
 b468, 2015-10-16,  ELP ,  USGS ,  JAVAD,  01658 ,  TRE_G3TH SIGMA3.5.9,  JAVRINGANT_DM,  00587,  NONE, 0.6419, 0.7028, 15, 0
 b468, 2019-06-25,  ELP ,  USGS ,  JAVAD,  01661 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00585,  NONE, 1.2339, 1.2829, 15, 0
 b468, 2019-10-28,  ELP ,  USGS ,  JAVAD,  01660 ,  TRE_G3TH SIGMA3.7.6,  ASH701945E_M,  CR620022605,  NONE, 1.1621, 1.2119, 15, 18220
 b468, 2019-10-29,  ELP ,  USGS ,  JAVAD,  01660 ,  TRE_G3TH SIGMA3.7.6,  ASH701945E_M,  CR620022605,  NONE, 1.1621, 1.2119, 15, 0
 b468, 2019-10-30,  ELP ,  USGS ,  JAVAD,  01660 ,  TRE_G3TH SIGMA3.7.6,  ASH701945E_M,  CR620022605,  NONE, 1.1621, 1.2119, 15, 0