benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 71rw, 2019-07-06,  BBB ,  USGS ,  JAVAD TRE_G3TH,  01663,  SIGMA3.7.6,  JAVRINGANT_DM,  00459,  NONE, 0.594, 0.6568, 15, 4460
 71rw, 2019-07-07,  BBB ,  USGS ,  JAVAD TRE_G3TH,  01663,  SIGMA3.7.6,  JAVRINGANT_DM,  00459,  NONE, 0.594, 0.6568, 15, 0
 71rw, 2019-07-08,  BBB ,  USGS ,  JAVAD TRE_G3TH,  01663,  SIGMA3.7.6,  JAVRINGANT_DM,  00459,  NONE, 0.594, 0.6568, 15, 0