benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 smoa Smoat1_1991_USGS, 2015-01-20,  SKW ,  USGS ,  TRIMBLE 5700,  0220320138,  2.01,  TRM41249.00,  60194583,  NONE, 0.7661, 0.828, 15, 2190
 smoa Smoat1_1991_USGS, 2015-01-24,  SKW ,  USGS ,  TRIMBLE 5700,  0220320138,  2.01,  TRM41249.00,  60194583,  NONE, 0.7661, 0.828, 15, 30
 smoa Smoat1_1991_USGS, 1998-07-21,  SJ. ,  USGS ,  ASHTECH,  203 ,  Z-XII3 1F50,  ASH700936E_C,  CR16364,  NONE, 1.2964, 1.3448, 30, 153030
 smoa Smoat1_1991_USGS, 1998-07-22,  DPS ,  USGS ,  ASHTECH,  174 ,  Z-XII3 1F50,  ASH700936E_C,  CR16374,  NONE, 1.3116, 1.3598, 30, 1610
 smoa Smoat1_1991_USGS, 1999-07-28,  GDH ,   ,  ASHTECH,  278 ,  Z-XII3 CB00,  ASH700936E_C,  CR16379,  NONE, 1.021, 1.0728, 30, 200
 smoa Smoat1_1991_USGS, 1999-07-29,  GDH ,   ,  ASHTECH,  278 ,  Z-XII3 CB00,  ASH700936E_C,  CR16379,  NONE, 1.021, 1.0728, 30, 10
 smoa Smoat1_1991_USGS, 2002-07-12,  GDH ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14330,  NONE, 1.1641, 1.2139, 30, 16830
 smoa Smoat1_1991_USGS, 2002-07-13,  GDH ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14330,  NONE, 1.1641, 1.2139, 30, 10
 smoa Smoat1_1991_USGS, 2002-07-14,  GDH ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14330,  NONE, 1.1641, 1.2139, 30, 10
 smoa Smoat1_1991_USGS, 2002-07-15,  GDH ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14330,  NONE, 1.1641, 1.2139, 30, 10
 smoa Smoat1_1991_USGS, 2005-07-20,  GDH ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE21,  ASH700936D_M,  CR14333,  NONE, 0.4855, 0.5538, 30, 0
 smoa Smoat1_1991_USGS, 2005-07-21,  GDH ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE21,  ASH700936D_M,  CR14333,  NONE, 0.4855, 0.5538, 30, 0
 smoa Smoat1_1991_USGS, 2005-07-22,  GDH ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE21,  ASH700936D_M,  CR14333,  NONE, 0.4855, 0.5538, 30, 0
 smoa Smoat1_1991_USGS, 2007-07-18,  GDH ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE21,  ASH700936D_M,  CR14330,  NONE, 0.6658, 0.7259, 30, 0
 smoa Smoat1_1991_USGS, 2007-07-19,  GDH ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE21,  ASH700936D_M,  CR14330,  NONE, 0.6658, 0.7259, 30, 0
 smoa Smoat1_1991_USGS, 2007-07-20,  GDH ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE21,  ASH700936D_M,  CR14330,  NONE, 0.6658, 0.7259, 30, 0
 smoa Smoat1_1991_USGS, 2009-07-14,  CHS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.6253, 0.6868, 30, 16390
 smoa Smoat1_1991_USGS, 2009-07-15,  CHS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.6253, 0.6868, 30, 0
 smoa Smoat1_1991_USGS, 2009-07-16,  CHS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.6253, 0.6868, 30, 0
 smoa Smoat1_1991_USGS, 2011-08-16,  JLS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.7566, 0.8139, 15, 0
 smoa Smoat1_1991_USGS, 2011-08-17,  JLS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.7566, 0.8139, 15, 0
 smoa Smoat1_1991_USGS, 2011-08-18,  JLS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.7566, 0.8139, 15, 0
 smoa Smoat1_1991_USGS, 2011-08-19,  JLS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.7566, 0.8139, 15, 0
 smoa Smoat1_1991_USGS, 2011-08-20,  JLS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.7566, 0.8139, 15, 0
 smoa Smoat1_1991_USGS, 2013-07-15,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH700936D_M,  CR14341,  NONE, 0.813, 0.8689, 15, 164215
 smoa Smoat1_1991_USGS, 2013-07-16,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH700936D_M,  CR14341,  NONE, 0.813, 0.8689, 15, 0
 smoa Smoat1_1991_USGS, 2015-01-21,  SKW ,  USGS ,  TRIMBLE,  0220320138 ,  5700 2.01,  TRM41249.00,  60194583,  NONE, 0.7661, 0.828, 15, 30
 smoa Smoat1_1991_USGS, 2015-01-22,  SKW ,  USGS ,  TRIMBLE,  0220320138 ,  5700 2.01,  TRM41249.00,  60194583,  NONE, 0.7661, 0.828, 15, 30
 smoa Smoat1_1991_USGS, 2015-01-23,  SKW ,  USGS ,  TRIMBLE,  0220320138 ,  5700 2.01,  TRM41249.00,  60194583,  NONE, 0.7661, 0.828, 15, 30