benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 x959 X959_1963_USC&GS, 1994-06-22,  Owen Susan ,  Stanford University ,  TRIMBLE 4000SSE,  3414A05701,  NP,  TRM14532.00,  3012A00106,  NONE, 1.0866, 0, 30, 165830
 x959 X959_1963_USC&GS, 1994-06-23,  Corona Wendy ,  Stanford University ,  TRIMBLE 4000SSE,  3414A05701,  NP,  TRM14532.00,  3012A00106,  NONE, 1.0958, 0, 30, 161230
 x959 X959_1963_USC&GS, 2005-10-31,  JMS ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993702,  NONE, 1.1418, 1.1919, 30, 163630
 x959 X959_1963_USC&GS, 2005-11-01,  CHS ,  USGS ,  ASHTECH,  LP019992804 ,  Z-XII3 CD00,  ASH700936D_M,  CR14330,  NONE, 1.1762, 1.2259, 30, 163730
 x959 X959_1963_USC&GS, 2006-08-15,  CHS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH701945E_M,  CR620022601,  NONE, 1.156, 1.2059, 30, 151430
 x959 X959_1963_USC&GS, 2006-08-16,  GDH ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE21,  ASH701945E_M,  CR520031622,  NONE, 1.1894, 1.2389, 30, 161430
 x959 X959_1963_USC&GS, 2008-07-08,  JMS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE21,  ASH700936D_M,  CR14333,  NONE, 1.1266, 1.1769, 30, 15470
 x959 X959_1963_USC&GS, 2008-07-11,  JMS ,  USGS ,  ASHTECH,  LP019992809 ,  Z-XII 1L00,  ASH700936D_M,  CR14333,  NONE, 1.1114, 1.1619, 30, 154430
 x959 X959_1963_USC&GS, 2009-08-11,  JMS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 1.0526, 1.1039, 30, 163830
 x959 X959_1963_USC&GS, 2009-08-23,  CHS ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII 1L001,  ASH701945B_M,  CR519993702,  NONE, 1.1843, 1.2338, 30, 15330
 x959 X959_1963_USC&GS, 2010-06-16,  CHS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH701945B_M,  CR619992805,  NONE, 1.1843, 1.2338, 15, 153315
 x959 X959_1963_USC&GS, 2010-07-27,  CHS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH700936D_M,  CR14329,  NONE, 1.2238, 1.2729, 15, 15545
 x959 X959_1963_USC&GS, 2018-09-26,  ELP ,  USGS ,  JAVAD,  01660 ,  TRE_G3TH SIGMA3.5.1,  JAVRINGANT_DM,  00488,  NONE, 1.2491, 1.2979, 15, 13580
 x959 X959_1963_USC&GS, 2018-09-27,  ELP ,  USGS ,  JAVAD,  01657 ,  TRE_G3TH SIGMA3.5.1,  JAVRINGANT_DM,  00488,  NONE, 1.2299, 1.2789, 15, 134715