benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 hull HULL_2005_USGS, 2005-08-19,  CHS ,  USGS ,  ASHTECH Z-XII3,  LP019992809,  CD00,  ASH700936D_M,  CR14244,  NONE, 0.594, 0.6568, 30, 30
 hull HULL_2005_USGS, 2005-08-20,  CHS ,  USGS ,  ASHTECH Z-XII3,  LP019992809,  CD00,  ASH700936D_M,  CR14244,  NONE, 0.594, 0.6568, 30, 30
 hull HULL_2005_USGS, 2005-08-21,  CHS ,  USGS ,  ASHTECH Z-XII3,  LP019992809,  CD00,  ASH700936D_M,  CR14244,  NONE, 0.594, 0.6568, 30, 30
 hull HULL_2005_USGS, 2005-08-22,  CHS ,  USGS ,  ASHTECH Z-XII3,  LP019992809,  CD00,  ASH700936D_M,  CR14244,  NONE, 0.594, 0.6568, 30, 30
 hull HULL_2005_USGS, 2005-08-23,  CHS ,  USGS ,  ASHTECH Z-XII3,  LP019992809,  CD00,  ASH700936D_M,  CR14244,  NONE, 0.594, 0.6568, 30, 30
 hull HULL_2005_USGS, 2005-08-24,  CHS ,  USGS ,  ASHTECH Z-XII3,  LP019992809,  CD00,  ASH700936D_M,  CR14244,  NONE, 0.594, 0.6568, 30, 30
 hull HULL_2005_USGS, 2006-08-09,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200526028,  ZE21,  ASH701945B_M,  CR519993702,  NONE, 0.512, 0.5788, 30, 17560
 hull HULL_2005_USGS, 2006-08-10,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200526028,  ZE21,  ASH701945B_M,  CR519993702,  NONE, 0.512, 0.5788, 30, 0
 hull HULL_2005_USGS, 2006-08-11,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200526028,  ZE21,  ASH701945B_M,  CR519993702,  NONE, 0.512, 0.5788, 30, 0
 hull HULL_2005_USGS, 2006-08-12,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200526028,  ZE21,  ASH701945B_M,  CR519993702,  NONE, 0.512, 0.5788, 30, 0
 hull HULL_2005_USGS, 2006-08-13,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200526028,  ZE21,  ASH701945B_M,  CR519993702,  NONE, 0.512, 0.5788, 30, 0
 hull HULL_2005_USGS, 2006-08-14,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200526028,  ZE21,  ASH701945B_M,  CR519993702,  NONE, 0.512, 0.5788, 30, 0
 hull HULL_2005_USGS, 2006-08-15,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200526028,  ZE21,  ASH701945B_M,  CR519993702,  NONE, 0.512, 0.5788, 30, 0
 hull HULL_2005_USGS, 2008-07-15,  JLS ,  USGS ,  ASHTECH Z-X,  ZE1200526043,  ZE21,  ASH701945E_M,  CR520031622,  NONE, 0.6128, 0.6749, 30, 0
 hull HULL_2005_USGS, 2008-07-16,  JLS ,  USGS ,  ASHTECH Z-X,  ZE1200526043,  ZE21,  ASH701945E_M,  CR520031622,  NONE, 0.6128, 0.6749, 30, 0
 hull HULL_2005_USGS, 2008-07-17,  JLS ,  USGS ,  ASHTECH Z-X,  ZE1200526043,  ZE21,  ASH701945E_M,  CR520031622,  NONE, 0.6128, 0.6749, 30, 0
 hull HULL_2005_USGS, 2008-07-18,  JLS ,  USGS ,  ASHTECH Z-X,  ZE1200526043,  ZE21,  ASH701945E_M,  CR520031622,  NONE, 0.6128, 0.6749, 30, 0
 hull HULL_2005_USGS, 2010-07-10,  JMS ,  USGS ,  ASHTECH Z-X,  ZE120023202,  ZE210A13,  ASH701945B_M,  CR519993703,  NONE, 0.5637, 0.6279, 15, 184315
 hull HULL_2005_USGS, 2010-07-11,  JMS ,  USGS ,  ASHTECH Z-X,  ZE120023202,  ZE210A13,  ASH701945B_M,  CR519993703,  NONE, 0.5637, 0.6279, 15, 0
 hull HULL_2005_USGS, 2010-07-28,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200331006,  ZE210A13,  ASH701945B_M,  CR619992805,  NONE, 0.7185, 0.7769, 15, 0
 hull HULL_2005_USGS, 2010-07-29,  JMS ,  USGS ,  ASHTECH Z-X,  ZE1200331006,  ZE210A13,  ASH701945B_M,  CR619992805,  NONE, 0.7185, 0.7769, 15, 0