benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 w65x, 2000-09-15,  CWW ,   ,  ASHTECH,  188 ,  Z-XII3 CD00,  ASH700936E_C,  CR16381,  NONE, 0.3815, 0.4574, 30, 15630
 w65x, 2000-09-20,  CWW ,   ,  ASHTECH,  203 ,  Z-XII3 CD00,  ASH700936E_C,  CR16364,  NONE, 0.4359, 0.5075, 30, 153330
 w65x, 2004-09-26,  RWB ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993706,  NONE, 1.2096, 1.2589, 30, 1650
 w65x W65_1934_USCGS, 2009-09-20,  SAH ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII 1L001,  ASH701945E_M,  CR520031622,  NONE, 1.1681, 1.2179, 30, 1600