benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 lone Lone_1957_USGS, 1994-07-14,  KWC ,  USGS ,  ASHTECH LM-XII3,  347,  7X,  ASH700228A,  0163,  NONE, 0.4371, 0.5086, 30, 181230