benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 tcma, 1996-06-14,  unknown ,  CVO ,  Trimble 4000SSE,  03448,  GammaNP,  TRM14532.00,  05199,  NONE, 1.4028, 0, 30, 13480
 tcma, 1996-06-16,  unknown ,  CVO ,  Trimble 4000SSE,  03448,  GammaNP,  TRM14532.00,  05199,  NONE, 1.4169, 0, 30, 143030
 tcma, 1996-06-21,  unknown ,  CVO ,  Trimble 4000SSE,  03058,  GammaNP,  TRM14532.00,  05159,  NONE, 1.4509, 0, 30, 13250