benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 terr, 1997-08-11,  unknown ,  CVO ,  Trimble 4000SSi,  16417,  NP,  TRM29659.00,  66917,  NONE, 3.0834, 0, 30, 1460
 terr, 1997-08-12,  unknown ,  CVO ,  Trimble 4000SSi,  16417,  NP,  TRM29659.00,  66917,  NONE, 1.3287, 0, 30, 135530