benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 caa2, 2017-02-14,  ELP ,  USGS ,  JAVAD,  01657 ,  TRE_G3TH SIGMA3.5.1,  JAVRINGANT_DM,  01600,  NONE, 1.3622, 1.4099, 15, 17360
 caa2, 2017-02-15,  ELP ,  USGS ,  JAVAD,  01657 ,  TRE_G3TH SIGMA3.5.1,  JAVRINGANT_DM,  01600,  NONE, 1.2915, 1.3399, 15, 165615
 caa2, 2023-08-21,  ELP ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00459,  NONE, 0.7628, 0.8199, 15, 17190
 caa2, 2023-08-22,  ELP ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00459,  NONE, 0.7628, 0.8199, 15, 153130