benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 weld Weldon_1949_USC&GS, 2005-08-19,  JMS ,  USGS ,  ASHTECH,  ZE120033802 ,  Z-X ZE21,  ASH701945E_M,  CR620022602,  NONE, 1.3329, 1.3809, 30, 0
 weld Weldon_1949_USC&GS, 2005-08-20,  JMS ,  USGS ,  ASHTECH,  ZE120033802 ,  Z-X ZE21,  ASH701945E_M,  CR620022602,  NONE, 1.3329, 1.3809, 30, 0
 weld Weldon_1949_USC&GS, 2005-08-21,  JMS ,  USGS ,  ASHTECH,  ZE120033802 ,  Z-X ZE21,  ASH701945E_M,  CR620022602,  NONE, 1.3329, 1.3809, 30, 0
 weld Weldon_1949_USC&GS, 2006-08-15,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE21,  ASH701945E_M,  CR620022602,  NONE, 1.1823, 1.2319, 30, 0
 weld Weldon_1949_USC&GS, 2006-08-16,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE21,  ASH701945E_M,  CR620022602,  NONE, 1.1823, 1.2319, 30, 0
 weld Weldon_1949_USC&GS, 2006-08-17,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE21,  ASH701945E_M,  CR620022602,  NONE, 1.1823, 1.2319, 30, 0
 weld Weldon_1949_USC&GS, 2008-07-30,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH700936D_M,  CR14341,  NONE, 0.5689, 0.6328, 30, 0
 weld Weldon_1949_USC&GS, 2008-07-31,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH700936D_M,  CR14341,  NONE, 0.5689, 0.6328, 30, 0
 weld Weldon_1949_USC&GS, 2008-08-01,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH700936D_M,  CR14341,  NONE, 0.5689, 0.6328, 30, 0
 weld Weldon_1949_USC&GS, 2010-07-13,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 0.6854, 0.7448, 15, 0
 weld Weldon_1949_USC&GS, 2010-07-14,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 0.6854, 0.7448, 15, 0
 weld Weldon_1949_USC&GS, 2023-07-31,  ELP ,  USGS ,  JAVAD,  01660 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  01599,  NONE, 0.6086, 0.6708, 15, 20240
 weld Weldon_1949_USC&GS, 2023-08-01,  ELP ,  USGS ,  JAVAD,  01660 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  01599,  NONE, 0.6086, 0.6708, 15, 0
 weld Weldon_1949_USC&GS, 2023-08-02,  ELP ,  USGS ,  JAVAD,  01660 ,  TRE_G3TH SIGMA3.7.6,  JAVRINGANT_DM,  01599,  NONE, 0.6086, 0.6708, 15, 0