benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 ebbb EB_NCER_1990, 1992-02-19,  CHS ,  USGS ,  ASHTECH,  764 ,  LM-XII3 6A,  ASH700228A,  0598,  NONE, 1.3971, 1.4445, 30, 7210
 ebbb EB_NCER_1990, 1992-02-20,  JMS ,  USGS ,  ASHTECH,  99 ,  LM-XII3 6A,  ASH700228D,  1036,  NONE, 1.3881, 1.4356, 30, 9250
 ebbb EB_NCER_1990, 1993-01-19,  CHS ,  USGS ,  ASHTECH,  0831 ,  LM-XII3 6M24,  ASH700228A,  1027,  NONE, 1.378, 1.4256, 30, 113030
 ebbb EB_NCER_1990, 1994-04-25,  CHS ,  USGS ,  ASHTECH,  99 ,  LM-XII3 7A,  ASH700228D,  1036,  NONE, 1.371, 1.4186, 30, 152730
 ebbb EB_NCER_1990, 1995-07-05,  JMS ,  USGS ,  ASHTECH,  4600 ,  Z-XII3 1E00,  ASH700228A,  0745,  NONE, 1.3428, 1.3907, 30, 1880
 ebbb EB_NCER_1990, 1995-07-18,  KWC ,  USGS ,  ASHTECH,  O4582 ,  Z-XII3 1E00,  ASH700228D,  1068,  NONE, 1.3629, 1.4106, 30, 1660
 ebbb EB_NCER_1990, 1996-06-06,  JMS ,  USGS ,  ASHTECH,  707 ,  Z-XII3 1F00,  ASH700718B,  11404,  NONE, 1.4548, 1.5017, 30, 155730
 ebbb EB_NCER_1990, 1996-06-26,  GDH ,  USGS ,  ASHTECH,  143 ,  Z-XII3 1F00,  ASH700718B,  11401,  NONE, 1.3076, 1.3558, 30, 154630