benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 sg85 Sage_1985_USGS, 1998-07-21,  JMS ,  USGS ,  ASHTECH,  O4579 ,  Z-XII3 1E95,  ASH700936D_M,  CR14329,  NONE, 1.3863, 1.4338, 30, 154830
 sg85 Sage_1985_USGS, 1998-07-22,  JLS ,  USGS ,  ASHTECH,  O4582 ,  Z-XII3 1F50,  ASH700936D_M,  CR14341,  NONE, 1.166, 1.2158, 30, 15320
 sg85 Sage_1985_USGS, 1999-07-20,  CHS ,  USGS ,  ASHTECH,  O4591 ,  Z-XII3 CC00,  ASH700936D_M,  CR14333,  NONE, 1.3399, 1.3878, 30, 15480
 sg85 Sage_1985_USGS, 1999-07-24,  JMS ,  USGS ,  ASHTECH,  O4579 ,  Z-XII3 CC00,  ASH701945B_M,  CR619992804,  NONE, 1.3923, 1.4397, 30, 155730
 sg85 Sage_1985_USGS, 2002-07-16,  GDH ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14330,  NONE, 1.1955, 1.2449, 30, 144730
 sg85 Sage_1985_USGS, 2002-07-19,  CHS ,  USGS ,  ASHTECH,  04582 ,  Z-XII3 CD00,  ASH700936D_M,  CR14341,  NONE, 1.2673, 1.3159, 30, 15430
 sg85 Sage_1985_USGS, 2005-07-21,  CHS ,  USGS ,  ASHTECH,  LP019992809 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993702,  NONE, 0.5752, 0.6389, 30, 30
 sg85 Sage_1985_USGS, 2005-07-22,  CHS ,  USGS ,  ASHTECH,  LP019992809 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993702,  NONE, 0.5752, 0.6389, 30, 30
 sg85 Sage_1985_USGS, 2005-07-23,  CHS ,  USGS ,  ASHTECH,  LP019992809 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993702,  NONE, 0.5752, 0.6389, 30, 30
 sg85 Sage_1985_USGS, 2007-07-11,  CHS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE21,  ASH700936D_M,  CR14329,  NONE, 0.6419, 0.7028, 30, 163230
 sg85 Sage_1985_USGS, 2007-07-12,  CHS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE21,  ASH700936D_M,  CR14329,  NONE, 0.6419, 0.7028, 30, 0
 sg85 Sage_1985_USGS, 2007-07-13,  CHS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE21,  ASH700936D_M,  CR14329,  NONE, 0.6419, 0.7028, 30, 0
 sg85 Sage_1985_USGS, 2007-07-14,  CHS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE21,  ASH700936D_M,  CR14329,  NONE, 0.6419, 0.7028, 30, 0
 sg85 Sage_1985_USGS, 2009-07-18,  JLS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH701945B_M,  CR519993703,  NONE, 0.6326, 0.6939, 30, 14415
 sg85 Sage_1985_USGS, 2009-07-19,  JLS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH701945B_M,  CR519993703,  NONE, 0.6326, 0.6939, 30, 0
 sg85 Sage_1985_USGS, 2009-07-20,  JLS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH701945B_M,  CR519993703,  NONE, 0.6326, 0.6939, 30, 0
 sg85 Sage_1985_USGS, 2009-07-21,  JLS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH701945B_M,  CR519993703,  NONE, 0.6326, 0.6939, 30, 0
 sg85 Sage_1985_USGS, 2011-08-09,  CHS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.7082, 0.7669, 15, 17220
 sg85 Sage_1985_USGS, 2011-08-10,  CHS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.7082, 0.7669, 15, 0
 sg85 Sage_1985_USGS, 2011-08-11,  CHS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.7082, 0.7669, 15, 0
 sg85 Sage_1985_USGS, 2011-08-12,  CHS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.7082, 0.7669, 15, 0
 sg85 Sage_1985_USGS, 2018-04-04,  SKW ,  USGS ,  JAVAD,  01328 ,  TRE_G3TH SIGMA3.5.1,  TRM41249.00,  60142391,  NONE, 1.1819, 1.2379, 15, 0
 sg85 Sage_1985_USGS, 2018-04-05,  SKW ,  USGS ,  JAVAD,  01328 ,  TRE_G3TH SIGMA3.5.1,  TRM41249.00,  60142391,  NONE, 1.1819, 1.2379, 15, 0