benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 bnks, 1999-09-14,  GWB ,  USGS ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945.02B,  CR619992801,  NONE, 1.3177, 1.3658, 30, 154630
 bnks, 1999-09-18,  GWB ,  USGS ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945.02B,  CR619992801,  NONE, 1.2884, 1.3368, 30, 15530
 bnks, 2003-06-23,  SAH ,  USGS ,  ASHTECH,  LP019992804 ,  Z-XII3 CD00,  ASH701945E_M,  CR620022602,  NONE, 1.158, 1.2079, 30, 155830
 bnks Banks_1957_USC&GS, 2003-06-26,  MCN ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII3 CD00,  ASH701945E_M,  CR620022601,  NONE, 1.2561, 1.3049, 30, 1640
 bnks Banks_1957_USC&GS, 2008-09-09,  JLS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE21,  ASH700936D_M,  CR14330,  NONE, 1.1975, 1.2469, 30, 145615
 bnks Banks_1957_USC&GS, 2008-09-10,  CHS ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE21,  ASH701945B_M,  CR619992805,  NONE, 1.2703, 1.3189, 30, 14560