benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 t959, 2018-09-11,  ELP ,  USGS ,  JAVAD,  00618 ,  TRE_G3TH SIGMA3.6.9,  JAVRINGANT_DM,  00585,  NONE, 0.7966, 0.8528, 15, 16215
 t959, 2018-09-12,  ELP ,  USGS ,  JAVAD,  00624 ,  TRE_G3TH SIGMA3.6.9,  JAVRINGANT_DM,  01592,  NONE, 0.7946, 0.8509, 15, 143130
 t959 T959_1963, 2021-08-17,  ELP ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.7.6,  ASH701945B_M,  CR619992805,  NONE, 0.8448, 0.8999, 15, 142615
 t959 T959_1963, 2021-08-18,  ELP ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.7.6,  ASH701945B_M,  CR619992805,  NONE, 0.7977, 0.8539, 15, 135145