benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 02fs, 2000-09-13,  WRT ,   ,  ASHTECH,  175 ,  Z-XII3 CD00,  ASH700936E_C,  CR16374,  NONE, 0.5107, 0.5775, 30, 152430
 02fs, 2000-09-14,  WRT ,   ,  ASHTECH,  175 ,  Z-XII3 CD00,  ASH700936E_C,  CR16374,  NONE, 0.5107, 0.5775, 30, 30
 02fs, 2000-09-21,  WRT ,   ,  ASHTECH,  175 ,  Z-XII3 CD00,  ASH700936E_C,  CR16374,  NONE, 0.5403, 0.6056, 30, 151430
 02fs, 2004-09-14,  WCH ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH701945E_M,  CR620022602,  NONE, 1.2046, 1.2539, 30, 16630
 02fs, 2004-09-15,  WCH ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH701945E_M,  CR620022602,  NONE, 1.2046, 1.2539, 30, 30
 02fs, 2004-09-26,  WCH ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH700936D_M,  CR14333,  NONE, 1.3188, 1.3669, 30, 15160
 02fs, 2004-09-27,  WCH ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH700936D_M,  CR14333,  NONE, 1.3188, 1.3669, 30, 30
 02fs 02FS_1995_CalTrans, 2009-09-22,  WRT ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH700936D_M,  CR14341,  NONE, 1.3672, 1.4149, 30, 162830
 02fs 02FS_1995_CalTrans, 2009-11-14,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE210,  ASH700936D_M,  CR14333,  NONE, 1.464, 1.5109, 30, 163730