benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 hnto Huntoon_1950_USC&GS, 1994-07-16,  WKG ,  USGS ,  ASHTECH,  764 ,  LM-XII3 7A,  ASH700228A,  0598,  NONE, 1.2765, 1.3251, 30, 16280
 hnto Huntoon_1950_USC&GS, 1994-07-17,  WKG ,  USGS ,  ASHTECH,  764 ,  LM-XII3 7A,  ASH700228A,  0598,  NONE, 1.2765, 1.3251, 30, 0
 hnto Huntoon_1950_USC&GS, 2002-10-23,  JLS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZC00,  ASH700936D_M,  CR14244,  NONE, 0.5825, 0.6459, 30, 0
 hnto Huntoon_1950_USC&GS, 2002-10-24,  JLS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZC00,  ASH700936D_M,  CR14244,  NONE, 0.5825, 0.6459, 30, 0
 hnto Huntoon_1950_USC&GS, 2004-09-22,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE00,  ASH701945E_M,  CR520031626,  NONE, 0.618, 0.6799, 30, 390
 hnto Huntoon_1950_USC&GS, 2004-09-23,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE00,  ASH701945E_M,  CR520031626,  NONE, 0.618, 0.6799, 30, 0
 hnto Huntoon_1950_USC&GS, 2004-09-24,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE00,  ASH701945E_M,  CR520031626,  NONE, 0.618, 0.6799, 30, 0
 hnto Huntoon_1950_USC&GS, 2004-09-25,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE00,  ASH701945E_M,  CR520031626,  NONE, 0.618, 0.6799, 30, 0
 hnto Huntoon_1950_USC&GS, 2005-05-23,  JMS ,  USGS ,  ASHTECH,  ZE120033802 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.5867, 0.6499, 30, 0
 hnto Huntoon_1950_USC&GS, 2005-05-24,  JMS ,  USGS ,  ASHTECH,  ZE120033802 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.5867, 0.6499, 30, 0
 hnto Huntoon_1950_USC&GS, 2005-05-25,  JMS ,  USGS ,  ASHTECH,  ZE120033802 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.5867, 0.6499, 30, 0
 hnto Huntoon_1950_USC&GS, 2005-05-26,  JMS ,  USGS ,  ASHTECH,  ZE120033802 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.5867, 0.6499, 30, 0