benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 ceda Cedar_1933_USC&GS, 1994-07-12,  CHS ,  USGS ,  ASHTECH,  762 ,  LM-XII3 7A,  ASH700228A,  0745,  NONE, 1.4393, 1.4864, 30, 174830
 ceda Cedar_1933_USC&GS, 2002-05-07,  JLS ,  USGS ,  ASHTECH,  04600 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993706,  NONE, 0.511, 0.5779, 30, 17730
 ceda Cedar_1933_USC&GS, 2002-05-08,  JLS ,  USGS ,  ASHTECH,  04600 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993706,  NONE, 0.511, 0.5779, 30, 10
 ceda Cedar_1933_USC&GS, 2005-05-20,  CHS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE21,  ASH700936D_M,  CR14329,  NONE, 0.5332, 0.5989, 30, 0
 ceda Cedar_1933_USC&GS, 2005-05-21,  CHS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE21,  ASH700936D_M,  CR14329,  NONE, 0.5332, 0.5989, 30, 0
 ceda Cedar_1933_USC&GS, 2005-05-22,  CHS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE21,  ASH700936D_M,  CR14329,  NONE, 0.5332, 0.5989, 30, 0