benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 vsta, 1995-09-17,  unknown ,  unknown ,  TRIMBLE 4000ST,  339,  4.81,  TRM14532.00,  1300,  NONE, 1.054, 0, 30, 16310
 VSTA, 1995-09-21,  unknown ,  unknown ,  TRIMBLE 4000ST,  339,  4.81,  TRM14532.00,  130,  NONE, 1.0427, 0, 30, 16310
 vsta, 1996-07-09,  JMS ,  USGS ,  ASHTECH,  707 ,  Z-XII3 1F00,  ASH700718B,  11404,  NONE, 1.3116, 1.3598, 30, 15730
 vsta, 1996-07-16,  JLS ,  USGS ,  ASHTECH,  O4582 ,  Z-XII3 1F00,  ASH700228D,  1068,  NONE, 1.1648, 1.2146, 30, 15300
 vsta Vista_2_1969_USC&GS_, 2000-08-23,  JMS ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH700936D_M,  CR14244,  NONE, 1.3772, 1.4248, 30, 30
 vsta Vista_2_1969_USC&GS_, 2000-08-24,  JMS ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH700936D_M,  CR14244,  NONE, 1.3772, 1.4248, 30, 30
 vsta Vista_2_1969_USC&GS_, 2004-05-21,  GDH ,  USGS ,  ASHTECH,  LP019992804 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992801,  NONE, 1.1803, 1.2299, 30, 30
 vsta Vista_2_1969_USC&GS_, 2004-05-22,  GDH ,  USGS ,  ASHTECH,  LP019992804 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992801,  NONE, 1.1803, 1.2299, 30, 30
 vsta Vista_2_1969_USC&GS_, 2004-05-23,  GDH ,  USGS ,  ASHTECH,  LP019992804 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992801,  NONE, 1.1803, 1.2299, 30, 30