benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 cabi, 2003-09-19,  JMS ,  USGS ,  ASHTECH,  04600 ,  Z-XII3 CD00,  ASH701945E_M,  CR620022605,  NONE, 0.5563, 0.6208, 30, 165630
 cabi CABI_USGS, 2007-09-12,  JMS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE21,  ASH701945B_M,  CR519993703,  NONE, 0.594, 0.6568, 30, 1990
 cabi CABI_USGS, 2007-09-13,  JMS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE21,  ASH701945B_M,  CR519993703,  NONE, 0.594, 0.6568, 30, 0
 cabi CABI_USGS, 2007-09-14,  JMS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE21,  ASH701945B_M,  CR519993703,  NONE, 0.594, 0.6568, 30, 0
 cabi CABI_USGS, 2015-09-10,  JLS ,  USGS ,  JAVAD,  00618 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14330,  NONE, 0.8233, 0.8789, 15, 153845
 cabi CABI_USGS, 2015-09-11,  JLS ,  USGS ,  JAVAD,  00618 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14330,  NONE, 0.8233, 0.8789, 15, 0
 cabi CABI_USGS, 2015-09-24,  WRT ,  USGS ,  JAVAD,  00588 ,  TRE_G3TH SIGMA3.3.1,  ASH701945E_M,  CR520031615,  NONE, 1.1529, 1.2029, 15, 0