benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 strp STRP_USGS, 2009-08-23,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200331017,  ZE210A13,  ASH701945B_M,  CR519993703,  NONE, 0.8345, 0.8898, 30, 0
 strp STRP_USGS, 2009-08-24,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200331017,  ZE210A13,  ASH701945B_M,  CR519993703,  NONE, 0.8345, 0.8898, 30, 0
 strp STRP_USGS, 2010-07-22,  JMS ,  USGS ,  ASHTECH Z-X,  ZE120023202,  ZE210A13,  ASH700936D_M,  CR14333,  NONE, 0.8785, 0.9328, 15, 0
 strp STRP_USGS, 2010-07-23,  JMS ,  USGS ,  ASHTECH Z-X,  ZE120023202,  ZE210A13,  ASH700936D_M,  CR14333,  NONE, 0.8785, 0.9328, 15, 0
 strp STRP_USGS, 2010-07-24,  JMS ,  USGS ,  ASHTECH Z-X,  ZE120023202,  ZE210A13,  ASH700936D_M,  CR14333,  NONE, 0.8785, 0.9328, 15, 0
 strp STRP_USGS, 2010-07-25,  JMS ,  USGS ,  ASHTECH Z-X,  ZE120023202,  ZE210A13,  ASH700936D_M,  CR14333,  NONE, 0.8785, 0.9328, 15, 0
 strp STRP_USGS, 2010-07-26,  JMS ,  USGS ,  ASHTECH Z-X,  ZE120023202,  ZE210A13,  ASH700936D_M,  CR14333,  NONE, 0.8785, 0.9328, 15, 0
 strp STRP_USGS, 2012-10-16,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200526043,  ZE210A13,  ASH700936D_M,  CR14333,  NONE, 0.9234, 0.9769, 15, 171315
 strp STRP_USGS, 2012-10-17,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200526043,  ZE210A13,  ASH700936D_M,  CR14333,  NONE, 0.9234, 0.9769, 15, 0
 strp STRP_USGS, 2012-10-19,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200526043,  ZE210A13,  ASH700936D_M,  CR14333,  NONE, 0.9234, 0.9769, 15, 0
 strp STRP_USGS, 2016-08-15,  JLS ,  USGS ,  JAVAD TRE_G3TH,  00619,  SIGMA3.3.1,  ASH700936D_M,  CR14330,  NONE, 0.7679, 0.8249, 15, 172645
 strp STRP_USGS, 2016-08-16,  JLS ,  USGS ,  JAVAD TRE_G3TH,  00619,  SIGMA3.3.1,  ASH700936D_M,  CR14330,  NONE, 0.7679, 0.8249, 15, 0
 strp STRP_USGS, 2016-08-17,  JLS ,  USGS ,  JAVAD TRE_G3TH,  00619,  SIGMA3.3.1,  ASH700936D_M,  CR14330,  NONE, 0.7679, 0.8249, 15, 0
 strp STRP_USGS, 2017-09-13,  ELP ,  USGS ,  JAVAD TRE_G3TH,  00624,  SIGMA3.6.9,  JAVRINGANT_DM,  00587,  NONE, 0.8028, 0.8589, 15, 175345
 strp STRP_USGS, 2017-09-14,  ELP ,  USGS ,  JAVAD TRE_G3TH,  00624,  SIGMA3.6.9,  JAVRINGANT_DM,  00587,  NONE, 0.8028, 0.8589, 15, 0
 strp STRP_USGS, 2017-09-15,  ELP ,  USGS ,  JAVAD TRE_G3TH,  00624,  SIGMA3.6.9,  JAVRINGANT_DM,  00587,  NONE, 0.8028, 0.8589, 15, 0