benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 alta Altamont_NGS, 1998-08-13,  Dennis D. Findorff ,  Oregon Inst. of Tech,  TRIMBLE 4400,  3742A20741,  Nav,  TRM33429.00+GP,  0220102022,  NONE, 1.5638, 0, 15, 194415
 alta Altamont_NGS, 1998-09-04,  ROBERT E FINDORFF ,  OREGON INSTITUTE OF ,  TRIMBLE 4400,  3742A20776,  Nav,  TRM33429.00+GP,  0220101803,  NONE, 1.5686, 0, 15, 141215
 alta Altamont_NGS, 1998-09-08,  ROBERT E FINDORFF ,  OREGON INSTITUTE OF ,  TRIMBLE 4400,  3742A20776,  Nav,  TRM33429.00+GP,  0220101803,  NONE, 1.5595, 0, 15, 174445
 alta Altamont_NGS, 1992-09-03,  RCM ,  USGS ,  ASHTECH,  0831 ,  LM-XII3 7A24,  ASH700228A,  1027,  NONE, 1.2261, 1.2752, 30, 185730
 alta GPS_station_Altamont, 2003-07-29,  JLS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZC00,  ASH701945E_M,  CR620022605,  NONE, 1.1681, 1.2179, 30, 14170
 alta GPS_station_Altamont, 2003-07-30,  CHS ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH701945B_M,  CR519993706,  NONE, 1.345, 1.3929, 30, 153330
 alta GPS_station_Altamont, 2012-12-04,  JLS ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.3.1,  ASH701945B_M,  CR519993703,  NONE, 1.2106, 1.2599, 15, 153945
 alta GPS_station_Altamont, 2013-09-19,  SAH ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE210,  ASH701945E_M,  CR620022602,  NONE, 1.3188, 1.3669, 15, 153415