benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 lkvu, 2017-08-21,  JLS ,  USGS ,  JAVAD,  01663 ,  TRE_G3TH SIGMA3.5.1,  ASH700936D_M,  CR14244,  NONE, 0.812, 0.8679, 15, 145945
 lkvu, 2017-08-22,  JLS ,  USGS ,  JAVAD,  01663 ,  TRE_G3TH SIGMA3.5.1,  ASH700936D_M,  CR14244,  NONE, 0.812, 0.8679, 15, 0
 lkvu, 2018-11-01,  ELP ,  USGS ,  JAVAD,  01337 ,  TRE_G3TH SIGMA3.5.1,  JAVRINGANT_DM,  00488,  NONE, 0.7782, 0.8349, 15, 151545
 lkvu, 2018-11-02,  ELP ,  USGS ,  JAVAD,  01337 ,  TRE_G3TH SIGMA3.5.1,  JAVRINGANT_DM,  00488,  NONE, 0.7782, 0.8349, 15, 0
 lkvu, 2021-04-19,  JLS ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.7.6,  ASH700936D_M,  CR14330,  NONE, 0.7884, 0.8448, 15, 182015
 lkvu, 2021-04-20,  JLS ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.7.6,  ASH700936D_M,  CR14330,  NONE, 0.7884, 0.8448, 15, 0
 lkvu, 2021-04-21,  JLS ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.7.6,  ASH700936D_M,  CR14330,  NONE, 0.7884, 0.8448, 15, 0
 lkvu, 2021-04-22,  JLS ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.7.6,  ASH700936D_M,  CR14330,  NONE, 0.7884, 0.8448, 15, 0
 lkvu, 2023-07-10,  JLS ,  USGS ,  JAVAD,  01657 ,  TRE_G3TH SIGMA3.7.6,  ASH700936D_M,  CR14329,  NONE, 0.8499, 0.9049, 15, 16440
 lkvu, 2023-07-11,  JLS ,  USGS ,  JAVAD,  01657 ,  TRE_G3TH SIGMA3.7.6,  ASH700936D_M,  CR14329,  NONE, 0.8499, 0.9049, 15, 0