benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 p327 P327_1952_USC&GS, 1996-08-08,  KAS ,  USGS ,  ASHTECH,  O4597 ,  Z-XII3 1F00,  ASH700228A,  0598,  NONE, 1.4172, 1.4644, 30, 1670
 p327 P327_1952_USC&GS, 1996-08-09,  KAS ,  USGS ,  ASHTECH,  O4597 ,  Z-XII3 1F00,  ASH700228A,  0598,  NONE, 1.3941, 1.4415, 30, 15540
 p327 P327_1952_USC&GS, 2002-08-18,  JLS ,  USGS ,  ASHTECH,  LP019992809 ,  Z-XII3 CD00,  ASH700936D_M,  CR14333,  NONE, 1.16, 1.2099, 30, 155730
 p327 P327_1952_USC&GS, 2002-08-19,  CHS ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII3 CD00,  ASH700936D_M,  CR14341,  NONE, 1.2875, 1.336, 30, 18200