benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 h217, 1994-04-26,  Steve Holdorff ,  National Geodetic Su,  TRIMBLE 4000,  1552,  SSE,  TRM14532.00,  19,  NONE, 2.22, 0, 15, 162045
 h217, 2001-05-24,  UAF/HSU ,  UAF/HSU ,  TRIMBLE 4000SSI,  16401,  NP,  TRM22020.00+GP,  48776,  NONE, 1.7248, 0, 30, 16300
 h217 HPGN_STA_0217, 2001-05-25,  Jeff Freymueller ,  Geophysical Inst/UAF,  TRIMBLE 4000SSI,  14442,  NP,  TRM22020.00+GP,  50368,  NONE, 1.5713, 0, 30, 155930
 h217 HPGN_STA_0217_1991_C, 2004-07-22,  CHS ,  USGS ,  ASHTECH,  LP019992809 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992801,  NONE, 1.453, 1.5, 30, 16030
 h217 HPGN_STA_0217_1991_C, 2004-07-24,  JMS ,  USGS ,  ASHTECH,  LP020000801 ,  Z-XII3 CD00,  ASH701945B_M,  CR519993706,  NONE, 1.59, 1.636, 30, 162930