benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 burr, 2000-09-14,  CWW ,   ,  ASHTECH,  203 ,  Z-XII3 CD00,  ASH700936E_C,  CR16364,  NONE, 1.2469, 1.2958, 30, 152930
 burr, 2000-09-19,  WRT ,   ,  ASHTECH,  lp019992805 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993703,  NONE, 1.0991, 1.1497, 30, 1390
 burr, 2004-09-16,  WCH ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH701945E_M,  CR620022602,  NONE, 1.155, 1.2049, 30, 14480
 burr, 2004-09-25,  RWB ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993706,  NONE, 1.1772, 1.2269, 30, 15500
 burr BURR_USGS, 2009-09-15,  SAH ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII 1L001,  ASH701945E_M,  CR520031622,  NONE, 1.24, 1.2889, 30, 152520
 burr BURR_USGS, 2009-09-18,  CWW ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII 1L001,  ASH700936D_M,  CR14330,  NONE, 0.4983, 0.5659, 30, 1690