benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 wlpt B11_1930_USGS, 2006-10-18,  CHS ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 1L00,  ASH701945E_M,  CR520031626,  NONE, 1.2784, 1.3269, 30, 152030
 wlpt B11_1930_USGS, 2006-10-19,  CHS ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 1L00,  ASH701945E_M,  CR520031626,  NONE, 1.2784, 1.3269, 30, 30
 wlpt B11_1930_USGS, 2006-10-20,  CHS ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 1L00,  ASH701945E_M,  CR520031626,  NONE, 1.2784, 1.3269, 30, 30
 wlpt B11_1930_USGS, 2012-05-09,  JLS ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.3.1,  ASH701945B_M,  CR519993706,  NONE, 0.6253, 0.6868, 15, 185745
 wlpt B11_1930_USGS, 2012-05-10,  JLS ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.3.1,  ASH701945B_M,  CR519993706,  NONE, 0.6253, 0.6868, 15, 0
 wlpt B11_1930_USGS, 2012-05-11,  JLS ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.3.1,  ASH701945B_M,  CR519993706,  NONE, 0.6253, 0.6868, 15, 0
 wlpt B11_1930_USGS, 2012-05-12,  JLS ,  USGS ,  JAVAD,  00598 ,  TRE_G3TH SIGMA3.3.1,  ASH701945B_M,  CR519993706,  NONE, 0.6253, 0.6868, 15, 0
 wlpt B11_1930_USGS, 2013-08-07,  JMS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH700936D_M,  CR14329,  NONE, 1.4499, 1.4969, 15, 0
 wlpt B11_1930_USGS, 2013-08-08,  JMS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH700936D_M,  CR14329,  NONE, 1.4499, 1.4969, 15, 0
 wlpt B11_1930_USGS, 2020-01-21,  ELP ,  USGS ,  JAVAD,  01657 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00587,  NONE, 0.6222, 0.6839, 15, 2080
 wlpt B11_1930_USGS, 2020-01-22,  ELP ,  USGS ,  JAVAD,  01657 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00587,  NONE, 0.6222, 0.6839, 15, 0
 wlpt B11_1930_USGS, 2020-01-23,  ELP ,  USGS ,  JAVAD,  01657 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00587,  NONE, 0.6222, 0.6839, 15, 0
 wlpt B11_1930_USGS, 2020-01-24,  ELP ,  USGS ,  JAVAD,  01657 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  00587,  NONE, 0.6222, 0.6839, 15, 0