benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 h103, 1994-04-26,  Steve Holdorff ,  National Geodetic Su,  TRIMBLE 4000,  1531,  SSE,  TRM14532.00,  17,  NONE, 1.256, 0, 15, 162030