benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 a408 A_408, 1994-05-20,  unknown ,  NGS ,  TRIMBLE 4000SST,  482,  4.81,  TRM14532.00,  20,  NONE, 2.22, 0, 15, 19430
 a408 A_408, 1994-05-24,  unknown ,  NGS ,  TRIMBLE 4000SST,  482,  4.81,  TRM14532.00,  20,  NONE, 2.22, 0, 15, 192730
 a408, 1999-04-28,   ,   ,  TRIMBLE 4000SSE,  7882,  7.25,  4000ST,  114383,  L1/L2, 2, 0, 30, 15560
 a408, 1999-04-29,   ,   ,  TRIMBLE 4000SSE,  7882,  7.25,  4000ST,  114383,  L1/L2, 2, 0, 30, 19570
 a408, 1999-04-30,   ,   ,  TRIMBLE 4000SSE,  7882,  7.25,  4000ST,  114383,  L1/L2, 2, 0, 30, 154730