benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 a290 A290_stmpd_S118_1934, 1992-10-06,   ,   ,  TURBOROGUE,  132 ,   ,  AOAD/M_T,  132,  NONE, 1.0901, 0, 30, 15390
 a290, 1996-09-18,  CHS ,  USGS ,  ASHTECH,  270 ,  Z-XII3 1E86,  ASH700228A,  1027,  NONE, 1.2624, 1.3111, 30, 153330
 a290, 1998-09-16,  GDH ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 CB00,  ASH700936D_M,  CR14330,  NONE, 1.1508, 1.2008, 30, 15310
 a290, 2000-08-22,  GDH ,   ,  ASHTECH,  O4591 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993705,  NONE, 1.2014, 1.2507, 30, 16490
 a290 A290_stmpd_S118_1934, 2002-09-10,  CHS ,  USGS ,  ASHTECH,  LP019992803 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992805,  NONE, 1.1489, 1.1989, 30, 154130
 a290 A290_stmpd_S118_1934, 2002-09-12,  CWW ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14329,  NONE, 1.2339, 1.2829, 30, 163130