benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 EAST, 2007-04-13,  Eric Kendrick ,  G2/OSU ,  TPS GB-1000,  T224619,  3.0,  TRM29659.00,  0220067539,  NONE, 1.4922, 0, 1, 17300
 EAST, 2007-04-15,  B. Bartel ,  UNKNOWN ,  TPS GB-1000,  T224600,  3.0,  TRM29659.00,  0220373019,  NONE, 1.36, 0, 1, 17560
 east, 2018-05-24,  ELP ,  USGS ,  JAVAD TRE_G3TH,  00620,  SIGMA3.5.14,  JAVRINGANT_DM,  00585,  NONE, 1.3097, 1.3579, 15, 153845
 east, 2004-07-15,  CHS ,  USGS ,  ASHTECH,  LP019992809 ,  Z-XII3 CD00,  ASH701945E_M,  CR520031626,  NONE, 1.3864, 1.4339, 30, 15380
 east, 2004-07-18,  CHS ,  USGS ,  ASHTECH,  LP019992809 ,  Z-XII3 CD00,  ASH701945E_M,  CR520031622,  NONE, 1.4338, 1.4809, 30, 154730
 east, 2018-03-27,  JLS ,  USGS ,  JAVAD,  00588 ,  TRE_G3TH SIGMA3.5.1,  ASH700936D_M,  CR14244,  NONE, 1.1874, 1.2369, 15, 155730