benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 jast Jackson_stem_unst., 1993-01-28,  KWC ,  USGS ,  ASHTECH,  763 ,  LM-XII3 6M24,  ASH700228A,  0718,  NONE, 1.2131, 1.2623, 30, 10140
 jast Jackson_stem_unst., 1993-02-11,  GDH ,  USGS ,  ASHTECH,  765 ,  LM-XII3 6M24,  ASH700228D,  1058,  NONE, 1.197, 1.2464, 30, 10240
 jast Jackson_stem_unst., 1993-02-12,  GDH ,  USGS ,  ASHTECH,  765 ,  LM-XII3 6M24,  ASH700228D,  1058,  NONE, 1.1587, 1.2086, 30, 12100
 jast Jackson_stem_unst., 1994-02-28,  KWC ,  USGS ,  ASHTECH,  765 ,  LM-XII3 7A,  ASH700228D,  1058,  NONE, 1.2151, 1.2643, 30, 153730
 jast Jackson_stem_unst., 1994-03-01,  KWC ,  USGS ,  ASHTECH,  765 ,  LM-XII3 7A,  ASH700228D,  1058,  NONE, 1.199, 1.2484, 30, 15480
 jast Jackson_stem_unst., 1994-04-28,  KWC ,  USGS ,  ASHTECH,  762 ,  LM-XII3 7A,  ASH700228A,  0745,  NONE, 1.1648, 1.2146, 30, 13570
 jast Jackson_stem_unst., 1995-09-27,  CHS ,  USGS ,  ASHTECH,  O4597 ,  Z-XII3 1E00,  ASH700228A,  0598,  NONE, 1.1839, 1.2335, 30, 165930
 jast Jackson_stem_unst., 1995-09-28,  CHS ,  USGS ,  ASHTECH,  O4597 ,  Z-XII3 1E00,  ASH700228A,  0598,  NONE, 1.1879, 1.2374, 30, 1480
 jast Jackson_stem_unst., 1995-10-31,  CHS ,  USGS ,  ASHTECH,  143 ,  Z-XII3 1F00,  ASH700718B,  11401,  NONE, 1.189, 1.2385, 30, 16480
 jast Jackson_stem_unst., 1995-11-01,  CHS ,  USGS ,  ASHTECH,  143 ,  Z-XII3 1F00,  ASH700718B,  11401,  NONE, 1.2513, 1.3001, 30, 15550
 jast Jackson_stem_unst., 1997-02-11,  JMS ,  USGS ,  ASHTECH,  O4597 ,  Z-XII3 1E95,  ASH700228A,  0598,  NONE, 1.1678, 1.2176, 30, 2030
 jast Jackson_stem_unst., 1997-02-12,  JMS ,  USGS ,  ASHTECH,  O4597 ,  Z-XII3 1E95,  ASH700228A,  0598,  NONE, 1.1678, 1.2176, 30, 30
 jast Jackson_stem_unst., 1998-02-19,  JMS ,  USGS ,  ASHTECH,  O4582 ,  Z-XII3 1E95,  ASH700936D_M,  CR14333,  NONE, 1.1751, 1.2248, 30, 164230
 jast Jackson_stem_unst., 1998-02-20,  JMS ,  USGS ,  ASHTECH,  O4582 ,  Z-XII3 1E95,  ASH700936D_M,  CR14333,  NONE, 1.1751, 1.2248, 30, 130
 jast Jackson_stem_unst., 2001-06-20,  JMS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH701945B_M,  CR519993706,  NONE, 1.2075, 1.2568, 30, 142130
 jast Jackson_stem_unst., 2001-06-21,  JMS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH701945B_M,  CR519993706,  NONE, 1.2075, 1.2568, 30, 10
 jast Jackson_stem_unst., 2005-04-06,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH701945E_M,  CR620022602,  NONE, 1.0932, 1.1439, 30, 0
 jast Jackson_stem_unst., 2005-04-07,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH701945E_M,  CR620022602,  NONE, 1.0932, 1.1439, 30, 0