benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 mond Mound_1953_GPS_1990_U, 1994-07-09,  WKG ,  USGS ,  ASHTECH LM-XII3,  764,  7A,  ASH700228A,  0598,  NONE, 1.1809, 1.2305, 30, 0.024
 mond Mound_1953_GPS_1990_, 1994-07-08,  WKG ,  USGS ,  ASHTECH,  764 ,  LM-XII3 7A,  ASH700228A,  0598,  NONE, 1.1809, 1.2305, 30, 15430
 mond Mound_1953_GPS_1990_, 1994-07-10,  WKG ,  USGS ,  ASHTECH,  763 ,  LM-XII3 7A,  ASH700228A,  0718,  NONE, 1.2554, 1.3042, 30, 141430
 mond Mound_1953_GPS_1990_, 2000-08-15,  CHS ,   ,  ASHTECH,  lp019992804 ,  Z-XII3 CD00,  ASH700936D_M,  CR14244,  NONE, 1.2934, 1.3418, 30, 154330
 mond Mound_1953_GPS_1990_, 2000-08-16,  CHS ,   ,  ASHTECH,  lp019992804 ,  Z-XII3 CD00,  ASH700936D_M,  CR14244,  NONE, 1.2934, 1.3418, 30, 10
 mond Mound_1953_GPS_1990_, 2004-05-11,  CHS ,  USGS ,  ASHTECH,  LP019992803 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992801,  NONE, 1.247, 1.2959, 30, 16220
 mond Mound_1953_GPS_1990_, 2004-05-12,  CHS ,  USGS ,  ASHTECH,  LP019992803 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992801,  NONE, 1.247, 1.2959, 30, 10
 mond Mound_1953_GPS_1990_, 2004-05-13,  CHS ,  USGS ,  ASHTECH,  LP019992803 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992801,  NONE, 1.247, 1.2959, 30, 10
 mond Mound_1953_GPS_1990_, 2004-05-14,  CHS ,  USGS ,  ASHTECH,  LP019992803 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992801,  NONE, 1.247, 1.2959, 30, 10