benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 9728 97_SIS_28.50_2004_Ca, 2010-10-05,  JMS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.8478, 0.9028, 15, 175245
 9728 97_SIS_28.50_2004_Ca, 2010-10-06,  JMS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.8478, 0.9028, 15, 0
 9728 97_SIS_28.50_2004_Ca, 2010-10-07,  JMS ,  USGS ,  ASHTECH,  ZE1200526043 ,  Z-X ZE210,  ASH701945E_M,  CR620022605,  NONE, 0.8478, 0.9028, 15, 0
 9728 97_SIS_28.50_2004_Ca, 2012-11-27,  JLS ,  USGS ,  JAVAD,  00620 ,  TRE_G3TH SIGMA3.3.1,  ASH700936D_M,  CR14333,  NONE, 0.703, 0.7619, 15, 16215
 9728 97_SIS_28.50_2004_Ca, 2013-09-08,  SAH ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH701945E_M,  CR520031622,  NONE, 0.7339, 0.7918, 15, 165930
 9728 97_SIS_28.50_2004_Ca, 2013-09-09,  SAH ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH701945E_M,  CR520031622,  NONE, 0.7339, 0.7918, 15, 0
 9728 97_SIS_28.50_2004_Ca, 2013-09-10,  SAH ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH701945E_M,  CR520031622,  NONE, 0.7339, 0.7918, 15, 0
 9728 97_SIS_28.50_2004_Ca, 2013-09-11,  SAH ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH701945E_M,  CR520031622,  NONE, 0.7339, 0.7918, 15, 0