benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 c916 C916_1957_USC&GS, 2006-07-06,  JLS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH701945B_M,  CR519993703,  NONE, 0.6253, 0.6868, 30, 15240
 c916 C916_1957_USC&GS, 2006-07-07,  CHS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE21,  ASH701945B_M,  CR519993702,  NONE, 1.3904, 1.4379, 30, 15430