benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 illa ILLA_1989_Ore._Dept._, 1993-08-22,  GDH ,  USGS ,  ASHTECH LM-XII3,  99,  7A,  ASH700228D,  1036,  NONE, 1.37, 1.4177, 30, 205130
 illa ILLA_1989_Ore._Dept._, 1998-08-13,  J DAHLBERG ,  NGS ,  TRIMBLE 4000SSE,  4869,  Nav,  TRM22020.00+GP,  76725,  NONE, 2, 0, 15, 194515
 illa ILLA_1989_Ore._Dept._, 1998-08-14,  J DAHLBERG ,  NATIONAL GEODETIC SU,  TRIMBLE 4000SSE,  4869,  Nav,  TRM22020.00+GP,  76725,  NONE, 2, 0, 15, 153615
 illa ILLA_1989_Ore._Dept._, 1998-08-17,  J DAHLBERG ,  NATIONAL GEODETIC SU,  TRIMBLE 4000SSE,  4869,  Nav,  TRM22020.00+GP,  76725,  NONE, 2, 0, 15, 152415
 illa ILLA_1989_Ore._Dept., 1992-08-26,  GDH ,  USGS ,  ASHTECH,  099 ,  LM-XII3 7A24,  ASH700228D,  1036,  NONE, 1.2955, 1.3439, 30, 18420
 illa ILLA_1989_Ore._Dept., 1995-08-09,  GDH ,  USGS ,  ASHTECH,  *LP00141 ,  Z-XII3 1E24,  ASH700718B,  11416,  NONE, 1.3833, 1.4308, 30, 17410
 illa ILLA_1989_Ore._Dept., 2001-07-19,  JLS ,   ,  ASHTECH,  4600 ,  Z-XII3 CD00,  ASH700936D_M,  CR14333,  NONE, 1.1781, 1.2278, 30, 1630
 illa ILLA_1989_Ore._Dept., 2001-07-20,  JLS ,   ,  ASHTECH,  4600 ,  Z-XII3 CD00,  ASH700936D_M,  CR14333,  NONE, 1.1781, 1.2278, 30, 10
 illa ILLA_1989_ODOT, 2005-06-28,  JLS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE21,  ASH700936D_M,  CR14329,  NONE, 1.1752, 1.2249, 30, 155230
 illa ILLA_1989_ODOT, 2005-06-29,  CHS ,  USGS ,  ASHTECH,  LP019992809 ,  Z-XII3 CD00,  ASH701945E_M,  CR620022601,  NONE, 1.3157, 1.3638, 30, 153430