benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 beec, 2001-09-07,  JMS ,   ,  ASHTECH,  04600 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992805,  NONE, 1.2702, 1.3188, 30, 16420
 beec, 2001-09-15,  WRT ,   ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14330,  NONE, 1.5506, 1.5968, 30, 16110
 beec Beec_USGS, 2005-09-11,  JMS ,  USGS ,  ASHTECH,  ZE1200331018 ,  Z-X ZE21,  ASH701945B_M,  CR519993706,  NONE, 1.2673, 1.3159, 30, 16140
 beec Beec_USGS, 2005-09-17,  WRT ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII3 CD00,  ASH700936D_M,  CR14330,  NONE, 1.2238, 1.2729, 30, 172230
 beec Beec_USGS, 2010-09-14,  FFP ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH701945B_M,  CR619992805,  NONE, 1.1631, 1.2129, 15, 151545
 beec Beec_USGS, 2010-09-20,  WRT ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH700936D_M,  CR14329,  NONE, 1.2925, 1.3409, 15, 162515
 beec Beec_USGS, 2010-10-04,  WRT ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH700936D_M,  CR14329,  NONE, 1.1165, 1.1669, 15, 4430