benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 paja, 1994-08-19,  DFD ,  JET PROPULSION LABOR,  TURBOROGUE SNR-8000,  18A,  },  AOAD/M_T,  28B,  NONE, 0.0814, 0, 30, 0
 paja, 1997-07-29,  unknown ,  UNIV CALIF DAVIS ,  TRIMBLE 4000SSI,  14891,  NP,  TRM29659.00,  62108,  NONE, 0.964, 0, 30, 30
 paja, 1997-07-30,  unknown ,  UNIV CALIF DAVIS ,  TRIMBLE 4000SSI,  14891,  NP,  TRM29659.00,  62108,  NONE, 0.964, 0, 30, 30
 paja Pajuela_1926_USCGS, 2010-03-23,  CHS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 0.7154, 0.7739, 15, 163315
 paja Pajuela_1926_USCGS, 2010-03-24,  CHS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 0.7154, 0.7739, 15, 0
 paja Pajuela_1926_USCGS, 2010-03-25,  CHS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 0.7154, 0.7739, 15, 0