benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 lgo7 LGO_70_1977, 1992-05-28,  WKG ,  USGS ,  ASHTECH,  765 ,  LM-XII3 7A,  ASH700228D,  1058,  NONE, 1.2181, 1.2673, 30, 3730
 lgo7 LGO_70_1977, 1992-10-19,  GDH ,  USGS ,  ASHTECH,  765 ,  LM-XII3 6M24,  ASH700228D,  1058,  NONE, 1.2654, 1.3141, 30, 174530
 lgo7 LGO_70_1977, 1993-10-11,  JMS ,  USGS ,  ASHTECH,  765 ,  LM-XII3 7A,  ASH700228D,  1058,  NONE, 1.2644, 1.3131, 30, 181430
 lgo7 LGO_70_1977, 1994-05-10,  GDH ,  USGS ,  ASHTECH,  831 ,  LM-XII3 7A,  ASH700228A,  1027,  NONE, 1.2916, 1.34, 30, 173730
 lgo7 LGO_70_1977, 1995-10-18,  GDH ,  USGS ,  ASHTECH,  707 ,  Z-XII3 1F00,  ASH700718B,  11404,  NONE, 1.2352, 1.2842, 30, 15560
 lgo7 LGO_70_1977, 1996-04-20,  CHS ,  USGS ,  ASHTECH,  143 ,  Z-XII3 1F00,  ASH700718B,  11401,  NONE, 1.2157, 1.2649, 30, 152430
 lgo7 LGO_70_1977, 1997-02-27,  JMS ,  USGS ,  ASHTECH,  O4579 ,  Z-XII3 1E95,  ASH700228A,  0598,  NONE, 1.1718, 1.2215, 30, 173830
 lgo7 LGO_70_1977, 1997-02-28,  JMS ,  USGS ,  ASHTECH,  O4579 ,  Z-XII3 1E95,  ASH700228A,  0598,  NONE, 1.1718, 1.2215, 30, 30
 lgo7 LGO_70_1977, 1998-10-23,  GDH ,  USGS ,  ASHTECH,  O4582 ,  Z-XII3 CB00,  ASH700936D_M,  CR14244,  NONE, 1.1548, 1.2047, 30, 171230
 lgo7 LGO_70_1977, 1998-10-24,  GDH ,  USGS ,  ASHTECH,  O4582 ,  Z-XII3 CB00,  ASH700936D_M,  CR14244,  NONE, 1.1548, 1.2047, 30, 10
 lgo7 LGO_70_1977, 2000-04-11,  JMS ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH700936D_M,  CR14330,  NONE, 1.2772, 1.3257, 30, 16250
 lgo7 LGO_70_1977, 2000-04-12,  JMS ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH700936D_M,  CR14330,  NONE, 1.2772, 1.3257, 30, 30
 lgo7 LGO_70_1977, 2006-10-18,  CHS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE21,  ASH701945B_M,  CR619992805,  NONE, 0.5563, 0.6208, 30, 0
 lgo7 LGO_70_1977, 2006-10-19,  CHS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE21,  ASH701945B_M,  CR619992805,  NONE, 0.5563, 0.6208, 30, 0
 lgo7 LGO_70_1977, 2006-10-20,  CHS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE21,  ASH701945B_M,  CR619992805,  NONE, 0.5563, 0.6208, 30, 0