benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 79jr, 2000-11-16,  CWW ,   ,  ASHTECH,  lp019992803 ,  Z-XII3 CD00,  ASH700936D_M,  CR14341,  NONE, 1.1589, 1.2088, 30, 10
 79jr, 2004-09-17,  CHS ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE00,  ASH701945E_M,  CR520031622,  NONE, 0.419, 0.4919, 30, 16160
 79jr, 2004-09-22,  WRT ,  USGS ,  ASHTECH,  04597 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993703,  NONE, 1.2137, 1.2629, 30, 16440
 79jr 79_JRH_6365_FEET_195, 2009-09-14,  CHS ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII 1L001,  ASH701945E_M,  CR520031626,  NONE, 1.1985, 1.2479, 30, 17130
 79jr 79_JRH_6365_FEET_195, 2009-09-15,  CHS ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII 1L001,  ASH701945E_M,  CR520031626,  NONE, 1.2036, 1.2529, 30, 1610