benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 x75x, 1999-09-11,  WRT ,   ,  ASHTECH,  188 ,  Z-XII3 CD00,  ASH700936E_C,  CR16365,  NONE, 1.2358, 1.2848, 30, 1650
 x75x, 1999-09-27,  WRT ,   ,  ASHTECH,  188 ,  Z-XII3 CD00,  ASH700936E_C,  CR16364,  NONE, 1.3076, 1.3558, 30, 155730