benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 1000 1000_1984_NGS, 1993-06-08,  ,  ,  ROGUE,  115 ,  SNR-8000 93.05,  AOAD/M_T,  *115,  NONE, 1.3593, 0, 30, 73200
 1000 1000_1984_NGS, 1995-05-22,  PRESCOTT ,  USGS ,  ROGUE,  DS24 ,  SNR-8000 95.03,  AOAD/M_T,  DS24,  NONE, 1.3855, 0, 30, 150430
 1000 1000_1984_NGS, 1995-05-23,  PRESCOTT ,  USGS ,  ROGUE,  DS19 ,  SNR-8000 95.03,  AOAD/M_T,  DS19,  NONE, 1.4177, 0, 30, 151530
 1000 1000_1984_NGS, 1995-05-25,  STIFFLER ,  USGS ,  ROGUE,  DS14 ,  SNR-8000 95.03,  AOAD/M_T,  DS14,  NONE, 1.4843, 0, 30, 154030
 1000 1000_1984_NGS, 1995-05-26,  STIFFLER ,  USGS ,  ROGUE,  DS14 ,  SNR-8000 95.03,  AOAD/M_T,  DS14,  NONE, 1.447, 0, 30, 151800
 1000 1000_1984_NGS, 1997-06-13,  JMS ,  USGS ,  ASHTECH,  O4579 ,  Z-XII3 1E95,  ASH700936D_M,  CR14333,  NONE, 0.576, 0.6396, 30, 161230
 1000 1000_1984_NGS, 1997-06-15,  JLS ,  USGS ,  ASHTECH,  O4582 ,  Z-XII3 1E95,  ASH700936D_M,  *744,  NONE, 0.4948, 0.5625, 30, 164730
 1000 1000_1984_NGS, 1997-06-17,  GDH ,  USGS ,  ASHTECH,  O4597 ,  Z-XII3 1E95,  ASH700936D_M,  *734,  NONE, 1.3681, 1.4158, 30, 16330
 1000 1000_1984_NGS, 2000-06-13,  CHS ,   ,  ASHTECH,  lp019992803 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993703,  NONE, 1.2954, 1.3438, 15, 1730
 1000 1000_1984_NGS, 2000-06-14,  CHS ,   ,  ASHTECH,  lp019992803 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993703,  NONE, 1.3136, 1.3618, 15, 17250
 1000 1000_1984_NGS, 2000-06-20,  JLS ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH700936D_M,  CR14244,  NONE, 1.1548, 1.2047, 15, 17030
 1000 1000_1984_NGS, 2004-06-22,  GDH ,  USGS ,  ASHTECH,  ZE120033802 ,  Z-X ZE00,  ASH700936D_M,  CR14341,  NONE, 1.1864, 1.236, 30, 165245
 1000 1000_1984_NGS, 2004-06-23,  JMS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE00,  ASH701945B_M,  CR519993703,  NONE, 1.3491, 1.3969, 15, 161015