benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 cols, 1994-06-18,  Burgmann Roland ,  UNKNOWN ,  TRIMBLE 4000SSE,  3414A05699,  NP,  TRM22020.00+GP,  0080098261,  NONE, 1.0894, 0, 30, 16330
 cols, 1994-06-19,  Burgmann Roland ,  UNKNOWN ,  TRIMBLE 4000SSE,  3414A05699,  NP,  TRM22020.00+GP,  0080098261,  NONE, 1.2157, 0, 30, 163230
 cols ColdSpringsLookout_1, 2013-03-13,  JMS ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH701945E_M,  CR520031622,  NONE, 0.8928, 0.9469, 15, 184030
 cols ColdSpringsLookout_1, 2013-03-14,  JMS ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH701945E_M,  CR520031622,  NONE, 0.8928, 0.9469, 15, 0
 cols ColdSpringsLookout_1, 2013-03-15,  JMS ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH701945E_M,  CR520031622,  NONE, 0.8928, 0.9469, 15, 0
 cols ColdSpringsLookout_1, 2013-03-16,  JMS ,  USGS ,  ASHTECH,  ZE120023208 ,  Z-X ZE210,  ASH701945E_M,  CR520031622,  NONE, 0.8928, 0.9469, 15, 0