benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 wlpk, 2015-01-27,  JLS ,  USGS ,  JAVAD,  00624 ,  TRE_G3TH SIGMA3.3.1,  ASH701945E_M,  CR620022602,  NONE, 0.7535, 0.8109, 15, 204915
 wlpk, 2015-01-28,  JLS ,  USGS ,  JAVAD,  00624 ,  TRE_G3TH SIGMA3.3.1,  ASH701945E_M,  CR620022602,  NONE, 0.7535, 0.8109, 15, 0
 wlpk, 2015-01-29,  JLS ,  USGS ,  JAVAD,  00624 ,  TRE_G3TH SIGMA3.3.1,  ASH701945E_M,  CR620022602,  NONE, 0.7535, 0.8109, 15, 0
 wlpk, 2019-09-30,  ELP ,  USGS ,  JAVAD,  00588 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00488,  NONE, 0.5982, 0.6609, 15, 174945
 wlpk, 2019-10-01,  ELP ,  USGS ,  JAVAD,  00588 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00488,  NONE, 0.5982, 0.6609, 15, 0
 wlpk, 2019-10-02,  ELP ,  USGS ,  JAVAD,  00588 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00488,  NONE, 0.5982, 0.6609, 15, 0
 wlpk, 2019-10-03,  ELP ,  USGS ,  JAVAD,  00588 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00488,  NONE, 0.5982, 0.6609, 15, 0
 wlpk, 2023-02-13,  ELP ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  01600,  NONE, 0.6159, 0.6778, 15, 185345
 wlpk, 2023-02-14,  ELP ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  01600,  NONE, 0.6159, 0.6778, 15, 0
 wlpk, 2023-02-15,  ELP ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  01600,  NONE, 0.6159, 0.6778, 15, 0
 wlpk, 2023-02-16,  ELP ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  01600,  NONE, 0.6159, 0.6778, 15, 0