benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 hp26, 2000-09-16,  FFP ,  USGS ,  ASHTECH,  O4579 ,  Z-XII3 CC00,  ASH701945B_M,  CR519993702,  NONE, 1.1315, 1.1817, 30, 161730
 hp26, 2000-09-22,  WRT ,   ,  ASHTECH,  lp019992805 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993703,  NONE, 1.4811, 1.5278, 30, 1680
 hp26, 2004-09-17,  MV_ ,  USGS ,  ASHTECH,  LP019992803 ,  Z-XII3 CD00,  ASH700936D_M,  CR14341,  NONE, 1.1489, 1.1989, 30, 15260
 hp26, 2004-09-21,  FFP ,  USGS ,  ASHTECH,  LP019992809 ,  Z-XII3 CD00,  ASH700936D_M,  CR14330,  NONE, 1.1864, 1.236, 30, 154730
 hp26, 2009-09-14,  CWW ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII 1L001,  ASH700936D_M,  CR14330,  NONE, 1.5769, 1.6229, 30, 161430
 hp26, 2009-09-16,  SRW ,  USGS ,  ASHTECH,  04579 ,  Z-XII 1L001,  ASH701945B_M,  CR519993706,  NONE, 1.4761, 1.5229, 30, 16180