benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 bent, 2000-07-03,  SEO ,  USC ,  ASHTECH Z-XII3,  317,  CC00,  ASH700936E_C,  CR16408,  NONE, 0.6007, 0.6633, 30, 17130
 bent, 2000-07-04,  SEO ,  USC ,  ASHTECH Z-XII3,  317,  CC00,  ASH700936E_C,  CR16408,  NONE, 0.6007, 0.6633, 30, 30
 bent, 2000-07-05,  SEO ,  USC ,  ASHTECH Z-XII3,  317,  CC00,  ASH700936E_C,  CR16408,  NONE, 0.6007, 0.6633, 30, 30
 bent, 2000-07-10,  SKM ,  USC ,  ASHTECH Z-XII3,  312,  CC00,  ASH700936E_C,  CR16404,  NONE, 0.5806, 0.644, 30, 30
 bent, 2000-07-11,  SKM ,  USC ,  ASHTECH Z-XII3,  312,  CC00,  ASH700936E_C,  CR16404,  NONE, 0.5806, 0.644, 30, 30
 bent, 2002-07-24,  DJR ,  USC ,  ASHTECH Z-XII3,  192,  CD00,  ASH700936E_C,  374,  NONE, 0.7889, 0.8453, 30, 10
 bent, 2002-07-25,  DJR ,  USC ,  ASHTECH Z-XII3,  192,  CD00,  ASH700936E_C,  374,  NONE, 0.7889, 0.8453, 30, 10
 bent, 2010-07-18,  JMS ,  USGS ,  TRIMBLE,  0220320174 ,  5700 NP,  TRM41249.00,  12561609,  NONE, 0.9229, 0.982, 15, 30
 bent, 2011-08-13,  CHS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE210,  ASH701945B_M,  CR519993703,  NONE, 0.7884, 0.8448, 15, 145845
 bent, 2011-08-14,  CHS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE210,  ASH701945B_M,  CR519993703,  NONE, 0.7884, 0.8448, 15, 0
 bent, 2011-08-15,  CHS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE210,  ASH701945B_M,  CR519993703,  NONE, 0.7884, 0.8448, 15, 0
 bent, 2011-08-16,  CHS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE210,  ASH701945B_M,  CR519993703,  NONE, 0.7884, 0.8448, 15, 0