benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 v616 V616_1942_USC&GS, 2007-03-24,  GDH ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII 1L00,  ASH701945E_M,  CR620022605,  NONE, 1.1266, 1.1769, 30, 15350
 v616 V616_1942_USC&GS, 2007-03-25,  CHS ,  USGS ,  ASHTECH,  ZE120023204 ,  Z-X ZE21,  ASH701945E_M,  CR620022602,  NONE, 1.2784, 1.3269, 30, 151430
 v616 V616_1942_USC&GS, 2009-05-07,  CHS ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII 1L001,  ASH701945E_M,  CR520031626,  NONE, 1.1195, 1.1699, 30, 15830
 v616 V616_1942_USC&GS, 2013-06-26,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH700936D_M,  CR14329,  NONE, 1.2622, 1.3109, 15, 16215
 v616 V616_1942_USC&GS, 2013-06-27,  JMS ,  USGS ,  ASHTECH,  ZE1200331006 ,  Z-X ZE210,  ASH700936D_M,  CR14329,  NONE, 1.3359, 1.3839, 15, 153745