benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 kcll, 2018-07-27,  A. Hotovec-Ellis ,  USGS/CalVO ,  JAVAD TRE_G3TH,  00344,  SIGMA3.6.7,  TRM41249.00,  60267811,  NONE, 1.1128, 1.1695, 15, 22830
 kcll, 2012-07-23,  ML B. Pauk ,  USGS/Cascades Volcan,  TRIMBLE,  0220316023 ,  5700 2.01,  TRM41249.00,  60111426,  NONE, 0.5432, 0.6116, 15, 30
 kcll, 2018-07-28,  A. Hotovec-Ellis ,  USGS/CalVO ,  JAVAD,  00344 ,  TRE_G3TH SIGMA3.6.7,  TRM41249.00,  60267811,  NONE, 1.1128, 1.1695, 15, 0
 kcll, 2018-07-29,  A. Hotovec-Ellis ,  USGS/CalVO ,  JAVAD,  00344 ,  TRE_G3TH SIGMA3.6.7,  TRM41249.00,  60267811,  NONE, 1.1128, 1.1695, 15, 0