benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 ja32 JACKS_1932_USC&GS, 2007-03-15,  GDH ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.4276, 0.4997, 30, 175630
 ja32 JACKS_1932_USC&GS, 2007-03-16,  GDH ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.4276, 0.4997, 30, 0
 ja32 JACKS_1932_USC&GS, 2007-03-17,  GDH ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.4276, 0.4997, 30, 0
 ja32 JACKS_1932_USC&GS, 2007-03-18,  GDH ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.4276, 0.4997, 30, 0
 ja32 JACKS_1932_USC&GS, 2007-03-19,  GDH ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH700936D_M,  CR14244,  NONE, 0.4276, 0.4997, 30, 0
 ja32 JACKS_1932_USC&GS, 2012-06-12,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE210,  ASH700936D_M,  CR14329,  NONE, 0.6865, 0.7459, 15, 172315
 ja32 JACKS_1932_USC&GS, 2012-06-13,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE210,  ASH700936D_M,  CR14329,  NONE, 0.6865, 0.7459, 15, 0
 ja32 JACKS_1932_USC&GS, 2012-06-14,  JMS ,  USGS ,  ASHTECH,  ZE1200526028 ,  Z-X ZE210,  ASH700936D_M,  CR14329,  NONE, 0.6865, 0.7459, 15, 0
 ja32 JACKS_1932_USC&GS, 2013-11-06,  JMS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 0.7154, 0.7739, 15, 182945
 ja32 JACKS_1932_USC&GS, 2013-11-07,  JMS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 0.7154, 0.7739, 15, 0
 ja32 JACKS_1932_USC&GS, 2013-11-08,  JMS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR520031626,  NONE, 0.7154, 0.7739, 15, 0
 ja32 JACKS_1932_USC&GS, 2019-04-06,  ELP ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.6.9,  JAVRINGANT_DM,  00488,  NONE, 0.5542, 0.6188, 15, 181715
 ja32 JACKS_1932_USC&GS, 2019-04-07,  ELP ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.6.9,  JAVRINGANT_DM,  00488,  NONE, 0.5542, 0.6188, 15, 0
 ja32 JACKS_1932_USC&GS, 2019-04-08,  ELP ,  USGS ,  JAVAD,  00621 ,  TRE_G3TH SIGMA3.6.9,  JAVRINGANT_DM,  00488,  NONE, 0.5542, 0.6188, 15, 0