benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 lamo Alamo_1925_USC&GS, 1994-03-06,  UNKNOWN ,  MASS INST. OF TECHNO,  TRIMBLE 4000,  3052,  SSE,  TRM14532.00,  68337,  NONE, 0.923, 0, 30, 174630
 lamo Alamo_1925_USC&GS, 1994-03-07,  UNKNOWN OBSERVER ,  MASS INST. OF TECHNO,  TRIMBLE 4000,  3052,  SSE,  TRM14532.00,  68337,  NONE, 0.923, 0, 30, 30
 lamo Alamo_1925_USC&GS, 1994-03-08,  UNKNOWN OBSERVER ,  MASS INST. OF TECHNO,  TRIMBLE 4000,  3052,  SSE,  TRM14532.00,  68337,  NONE, 0.923, 0, 30, 30
 lamo Alamo_1925_USC&GS, 1994-03-09,  UNKNOWN OBSERVER ,  MASS INST. OF TECHNO,  TRIMBLE 4000,  3052,  SSE,  TRM14532.00,  68337,  NONE, 0.923, 0, 30, 30
 lamo Alamo_1925_USC&GS, 2007-10-22,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE21,  ASH700936D_M,  CR14330,  NONE, 0.5046, 0.5718, 30, 172430
 lamo Alamo_1925_USC&GS, 2007-10-23,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE21,  ASH700936D_M,  CR14330,  NONE, 0.5046, 0.5718, 30, 0
 lamo Alamo_1925_USC&GS, 2007-10-24,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE21,  ASH700936D_M,  CR14330,  NONE, 0.5046, 0.5718, 30, 0
 lamo Alamo_1925_USC&GS, 2010-05-19,  JLS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH701945E_M,  CR520031615,  NONE, 0.8294, 0.8848, 15, 164045
 lamo Alamo_1925_USC&GS, 2010-05-20,  JLS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH701945E_M,  CR520031615,  NONE, 0.8294, 0.8848, 15, 0
 lamo Alamo_1925_USC&GS, 2010-05-21,  JLS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH701945E_M,  CR520031615,  NONE, 0.8294, 0.8848, 15, 0
 lamo Alamo_1925_USC&GS, 2010-05-22,  JLS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE210,  ASH701945E_M,  CR520031615,  NONE, 0.8294, 0.8848, 15, 0
 lamo Alamo_1925_USC&GS, 2011-10-21,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE210,  ASH700936D_M,  CR14330,  NONE, 0.5458, 0.6109, 15, 161515
 lamo Alamo_1925_USC&GS, 2011-10-22,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE210,  ASH700936D_M,  CR14330,  NONE, 0.5458, 0.6109, 15, 0