benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 geee Gee_93_USGS, 2012-07-09,  CalVO ,  USGS ,  TRIMBLE 5700,  0220315215,  2.01,  TRM41249.00,  60267811,  NONE, 0.6379, 0.703, 15, 23145
 geee Gee_93_USGS, 2015-10-02,  SKH ,  USGS ,  JAVAD TRE_G3TH,  00597,  SIGMA3.6.2,  TRM41249.00,  60142391,  NONE, 0.5717, 0.639, 15, 20130
 geee Gee_93_USGS, 2015-10-05,  SKH ,  USGS ,  JAVAD TRE_G3TH,  00597,  SIGMA3.6.2,  TRM41249.00,  60142391,  NONE, 0.5717, 0.639, 15, 182230
 geee Gee_93_USGS, 2015-10-06,  SKH ,  USGS ,  JAVAD TRE_G3TH,  00597,  SIGMA3.6.2,  TRM41249.00,  60142391,  NONE, 0.5717, 0.639, 15, 174515
 geee Gee_93_USGS, 1993-09-16,  GDH ,  USGS ,  ASHTECH,  765 ,  LM-XII3 7A26,  ASH700228D,  1058,  NONE, 0.5599, 0.6243, 30, 0
 geee Gee_93_USGS, 1994-08-03,  GDH ,  USGS ,  ASHTECH,  764 ,  LM-XII3 7A,  ASH700228A,  0598,  NONE, 0.5445, 0.6096, 30, 0
 geee Gee_93_USGS, 1996-07-24,  JMS ,  USGS ,  ASHTECH,  O4597 ,  Z-XII3 1F00,  ASH700228A,  0598,  NONE, 0.6152, 0.6772, 30, 30
 geee Gee_93_USGS, 1998-09-10,  JMS ,  USGS ,  ASHTECH,  192 ,  Z-XII3 CB00,  ASH700936D_M,  CR14341,  NONE, 0.5969, 0.6596, 30, 182030
 geee Gee_93_USGS, 1998-09-11,  JMS ,  USGS ,  ASHTECH,  192 ,  Z-XII3 CB00,  ASH700936D_M,  CR14341,  NONE, 0.5969, 0.6596, 30, 30
 geee Gee_93_USGS, 1999-07-29,  JLS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH701945B_M,  CR619992803,  NONE, 1.1508, 1.2008, 30, 30
 geee Gee_93_USGS, 1999-07-30,  JLS ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH701945B_M,  CR619992803,  NONE, 1.1508, 1.2008, 30, 30
 geee Gee_93_USGS, 2002-07-16,  JMS ,  USGS ,  ASHTECH,  04597 ,  Z-XII3 CC00,  ASH700936D_M,  CR14244,  NONE, 0.571, 0.6349, 30, 10
 geee Gee_93_USGS, 2002-07-17,  JMS ,  USGS ,  ASHTECH,  04597 ,  Z-XII3 CC00,  ASH700936D_M,  CR14244,  NONE, 0.571, 0.6349, 30, 10
 geee Gee_93_USGS, 2002-07-18,  JMS ,  USGS ,  ASHTECH,  04597 ,  Z-XII3 CC00,  ASH700936D_M,  CR14244,  NONE, 0.571, 0.6349, 30, 10
 geee Gee_93_USGS, 2005-09-30,  JMS ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.5647, 0.6288, 30, 0
 geee Gee_93_USGS, 2005-10-01,  JMS ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.5647, 0.6288, 30, 0
 geee Gee_93_USGS, 2007-07-06,  JRM ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.6896, 0.7489, 30, 0
 geee Gee_93_USGS, 2007-07-07,  JRM ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.6896, 0.7489, 30, 0
 geee Gee_93_USGS, 2009-08-07,  JOL ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 0.737, 0.7948, 30, 151415
 geee Gee_93_USGS, 2009-08-08,  JOL ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 0.737, 0.7948, 30, 0
 geee Gee_93_USGS, 2011-08-18,  JMS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945B_M,  CR519993706,  NONE, 0.8611, 0.9158, 15, 0
 geee Gee_93_USGS, 2011-08-19,  JMS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945B_M,  CR519993706,  NONE, 0.8611, 0.9158, 15, 0
 geee Gee_93_USGS, 2013-07-17,  JMS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE210,  ASH700936D_M,  CR14329,  NONE, 0.8897, 0.9438, 15, 0
 geee Gee_93_USGS, 2013-07-18,  JMS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE210,  ASH700936D_M,  CR14329,  NONE, 0.8897, 0.9438, 15, 0
 geee Gee_93_USGS, 2015-10-03,  SKH ,  USGS ,  JAVAD,  00597 ,  TRE_G3TH SIGMA3.6.2,  TRM41249.00,  60142391,  NONE, 0.5717, 0.639, 15, 0
 geee Gee_93_USGS, 2015-10-04,  SKH ,  USGS ,  JAVAD,  00597 ,  TRE_G3TH SIGMA3.6.2,  TRM41249.00,  60142391,  NONE, 0.5717, 0.639, 15, 0