benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 hord HorseRidge_1961_USC&, 2004-07-18,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE00,  ASH701945B_M,  CR519993702,  NONE, 0.3928, 0.4678, 30, 0
 hord HorseRidge_1961_USC&, 2004-07-19,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE00,  ASH701945B_M,  CR519993702,  NONE, 0.3928, 0.4678, 30, 0
 hord HorseRidge_1961_USC&, 2004-07-20,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE00,  ASH701945B_M,  CR519993702,  NONE, 0.3928, 0.4678, 30, 0
 hord HorseRidge_1961_USC&, 2004-07-21,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE00,  ASH701945B_M,  CR519993702,  NONE, 0.3928, 0.4678, 30, 0