benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 herd Herd_1952_MedicineLak, 2004-07-07,  ML ,  USGS/Cascades Volcan,  TRIMBLE 4700,  0220313985,  NP,  TRM41249.00,  12354066,  NONE, 0.9645, 1.023, 30, 17830
 herd Herd_1952_MedicineLak, 2004-07-08,  ML ,  USGS/Cascades Volcan,  TRIMBLE 4700,  0220313985,  NP,  TRM41249.00,  12354066,  NONE, 0.9645, 1.023, 30, 30
 herd Herd_1952_MedicineLak, 2004-07-09,  ML ,  USGS/Cascades Volcan,  TRIMBLE 4700,  0220313985,  NP,  TRM41249.00,  12354066,  NONE, 0.9645, 1.023, 30, 30
 herd Herd_1952_MedicineLa, 1996-09-06,  UC BERKELEY ,   ,  TRIMBLE,  14816 ,  4000SSI 7.12,  TRM29659.00,  62107,  NONE, 0.8262, 0, 30, 3029.99
 herd Herd_1952_MedicineLa, 1996-09-07,  UC BERKELEY ,   ,  TRIMBLE,  14816 ,  4000SSI 7.12,  TRM29659.00,  62107,  NONE, 0.8262, 0, 30, 3029.99
 herd Herd_1952_MedicineLa, 1996-09-08,  UC BERKELEY ,   ,  TRIMBLE,  14816 ,  4000SSI 7.12,  TRM29659.00,  62107,  NONE, 0.8262, 0, 30, 3029.989
 herd Herd_1952_MedicineLa, 1999-07-30,  UC BERKELEY ,   ,  TRIMBLE,  10778 ,  4000SSI 7.29,  TRM14532.00,  68602,  NONE, 0.7997, 0, 30, 3029.982
 herd Herd_1952_MedicineLa, 1999-07-31,  UC BERKELEY ,   ,  TRIMBLE,  10778 ,  4000SSI 7.29,  TRM14532.00,  68602,  NONE, 0.7997, 0, 30, 3029.985
 herd Herd_1952_MedicineLa, 1999-08-01,  UC BERKELEY ,   ,  TRIMBLE,  10778 ,  4000SSI 7.29,  TRM14532.00,  68602,  NONE, 0.7997, 0, 30, 3029.983
 herd Herd_1952_MedicineLa, 2000-08-04,  SEO ,  U So Cal / Ariz Stat,  ASHTECH,  192 ,  Z-XII3 CD00,  ASH700936E_C,  381,  NONE, 0.7465, 0.8041, 0, 30
 herd Herd_1952_MedicineLa, 2011-07-21,  H Bleick T Kent ,  USGS/Cascades Volcan,  TRIMBLE,  220214232 ,  4700 1.35,  TRM41249.00,  60261108,  NONE, 0.7773, 0.839, 15, 30
 herd Herd_1952_MedicineLa, 2011-07-22,  H Bleick T Kent ,  USGS/Cascades Volcan,  TRIMBLE,  220214232 ,  4700 1.35,  TRM41249.00,  60261108,  NONE, 0.7773, 0.839, 15, 30