benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 33jc, 2000-07-04,  LK_ ,  USC ,  ASHTECH Z-XII3,  175,  CD00,  ASH700936E_C,  CR16381,  NONE, 0.5407, 0.606, 30, 155930
 33jc, 2000-07-06,  NMF ,  USC ,  ASHTECH Z-XII3,  143,  CC00,  ASH700936E_C,  CR16404,  NONE, 1.0912, 1.142, 30, 15560
 33jc, 2000-07-09,  TSB ,  USC ,  ASHTECH Z-XII3,  192,  CD00,  ASH700936E_C,  CR16381,  NONE, 0.5566, 0.6211, 30, 1600
 33jc, 2000-07-10,  TSB ,  USC ,  ASHTECH Z-XII3,  192,  CD00,  ASH700936E_C,  CR16381,  NONE, 0.5566, 0.6211, 30, 290
 33jc, 2000-07-13,  FCC ,  USC ,  ASHTECH Z-XII3,  312,  CC00,  ASH701945B_M,  CR519991756,  NONE, 1.0964, 1.1471, 30, 162630
 33jc, 2001-08-01,  CLE ,  USC ,  ASHTECH Z-XII3,  378,  CC00,  ASH700936D_M,  12653,  NONE, 0.6232, 0.6849, 30, 161130
 33jc, 2001-08-02,  LK_ ,  USC ,  ASHTECH Z-XII3,  319,  CC00,  ASH700936E_C,  CR16408,  NONE, 0.679, 0.7386, 30, 1660
 33jc, 2001-08-03,  DMV ,  USC ,  ASHTECH Z-XII3,  378,  CC00,  ASH700936D_M,  12653,  NONE, 0.6404, 0.7014, 30, 15210
 33jc, 2002-07-22,  KEA ,  USC ,  ASHTECH Z-XII3,  278,  CD00,  ASH700936E_C,  376,  NONE, 0.6141, 0.6761, 30, 155430
 33jc, 2002-07-27,  ATK ,  USC ,  ASHTECH Z-XII3,  174,  CD00,  ASH700936E_C,  379,  NONE, 0.544, 0.6091, 30, 16150
 33jc, 2002-07-28,  TSB ,  USC ,  ASHTECH Z-XII3,  188,  CD00,  ASH700936E_C,  364,  NONE, 0.5279, 0.5938, 30, 154030
 33jc, 2010-06-16,  KKD ,  USGS ,  ASHTECH,  LP019992804 ,  Z-XII 1L001,  ASH701945E_M,  CR520031615,  NONE, 0.5637, 0.6279, 15, 155415
 33jc, 2010-06-17,  JMS ,  USGS ,  TRIMBLE,  0220320193 ,  5700 NP,  TRM41249.00,  60249097,  NONE, 0.6173, 0.6831, 15, 163130
 33jc, 2012-07-06,  CalVO ,  USGS ,  TRIMBLE,  0220316024 ,  5700 2.01,  TRM41249.00,  60194628,  NONE, 0.5686, 0.636, 15, 175130
 33jc, 2012-07-07,  CalVO ,  USGS ,  TRIMBLE,  0220316024 ,  5700 2.01,  TRM41249.00,  60194628,  NONE, 0.5686, 0.636, 15, 30
 33jc, 2017-07-11,  SKW ,  USGS ,  JAVAD,  00478 ,  TRE_G3TH SIGMA-Unkn,  TRM41249.00,  60142391,  NONE, 0.7671, 0.829, 15, 23100
 33jc, 2017-07-12,  SKW ,  USGS ,  JAVAD,  00478 ,  TRE_G3TH SIGMA-Unkn,  TRM41249.00,  60142391,  NONE, 0.7671, 0.829, 15, 0