benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 ts19, 2003-09-09,  ML CH ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220274280,  NP,  TRM41249.00,  12300046,  NONE, 0.5627, 0.6303, 30, 30
 ts19, 2003-09-10,  ML CH ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220274280,  NP,  TRM41249.00,  12300046,  NONE, 0.5627, 0.6303, 30, 30
 ts19, 2006-08-21,  ML ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253186,  NP,  TRM41249.00,  12354183,  NONE, 1.1708, 1.2269, 15, 270
 ts19, 2006-08-22,  ML ,  USGS/Cascades Volcan,  TRIMBLE NETRS,  4526253186,  NP,  TRM41249.00,  12354183,  NONE, 1.1708, 1.2269, 15, 0
 ts19, 2008-08-19,  MLST ,  USGS/Cascades Volcan,  TRIMBLE 5700,  0220320193,  NP,  TRM41249.00,  60142391,  NONE, 0.5379, 0.6065, 30, 5830
 ts19, 2013-08-14,  Sherrod S LaHusen ,  USGS/Cascades Volcan,  JAVAD TRE_G3TH,  00596,  SIGMA3.5.1,  TRM41249.00,  33787,  NONE, 0.4746, 0.546, 15, 164745
 ts19, 2013-08-15,  Sherrod S LaHusen ,  USGS/Cascades Volcan,  JAVAD TRE_G3TH,  00596,  SIGMA3.5.1,  TRM41249.00,  33787,  NONE, 0.4746, 0.546, 15, 0
 ts19, 2013-08-16,  Sherrod S LaHusen ,  USGS/Cascades Volcan,  JAVAD TRE_G3TH,  00596,  SIGMA3.5.1,  TRM41249.00,  33787,  NONE, 0.4746, 0.546, 15, 0
 ts19, 2013-08-17,  Sherrod S LaHusen ,  USGS/Cascades Volcan,  JAVAD TRE_G3TH,  00596,  SIGMA3.5.1,  TRM41249.00,  33787,  NONE, 0.4746, 0.546, 15, 0
 ts19, 2013-08-18,  Sherrod S LaHusen ,  USGS/Cascades Volcan,  JAVAD TRE_G3TH,  00596,  SIGMA3.5.1,  TRM41249.00,  33787,  NONE, 0.4746, 0.546, 15, 0
 ts19, 2013-08-19,  Sherrod S LaHusen ,  USGS/Cascades Volcan,  JAVAD TRE_G3TH,  00596,  SIGMA3.5.1,  TRM41249.00,  33787,  NONE, 0.4746, 0.546, 15, 0
 ts19, 2013-08-20,  Sherrod S LaHusen ,  USGS/Cascades Volcan,  JAVAD TRE_G3TH,  00596,  SIGMA3.5.1,  TRM41249.00,  33787,  NONE, 0.4746, 0.546, 15, 0
 ts19, 2013-09-10,  group2 ,  CWU/USGS-CVO ,  TRIMBLE NETRS,  4811469962,  -Unknown-,  TRM41249.00,  60117897,  NONE, 0.9289, 0.9879, 30, 0
 ts19, 2013-09-11,  group2 ,  CWU/USGS-CVO ,  TRIMBLE NETRS,  4811469962,  -Unknown-,  TRM41249.00,  60117897,  NONE, 0.9289, 0.9879, 30, 0
 ts19, 2004-08-25,  DSAD ,  USGS/Cascades Volcan,  TRIMBLE,  0220264600 ,  5700 NP,  TRM41249.00,  12354183,  NONE, 0.5377, 0.6063, 30, 30
 ts19, 2004-08-30,  RD ,  USGS/Cascades Volcan,  TRIMBLE,  0220264600 ,  5700 NP,  TRM41249.00,  12354183,  NONE, 0.4715, 0.5431, 30, 30
 ts19, 2005-08-20,  ML DS RK ,  USGS/Cascades Volcan,  TRIMBLE,  4526253184 ,  NETRS NP,  TRM41249.00,  60073652,  NONE, 0.552, 0.62, 30, 3630
 ts19, 2005-08-21,  DS ,  USGS/Cascades Volcan,  TRIMBLE,  4526253184 ,  NETRS NP,  TRM41249.00,  60073652,  NONE, 0.5239, 0.5931, 30, 12330
 ts19, 2005-08-22,  DS ,  USGS/Cascades Volcan,  TRIMBLE,  4526253184 ,  NETRS NP,  TRM41249.00,  60073652,  NONE, 0.5239, 0.5931, 30, 0