benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 lb09 LB09_unstamped_USGS, 2007-06-15,  JMS ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII 1L00,  ASH700936D_M,  CR14333,  NONE, 0.1, 0.2325, 30, 30
 lb09 LB09_unstamped_USGS, 2007-06-16,  JMS ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII 1L00,  ASH700936D_M,  CR14333,  NONE, 0.1, 0.2325, 30, 30
 lb09 LB09_unstamped_USGS, 2009-01-28,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH701945E_M,  CR620022601,  NONE, 0.1, 0.2325, 30, 0
 lb09 LB09_unstamped_USGS, 2009-01-29,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH701945E_M,  CR620022601,  NONE, 0.1, 0.2325, 30, 0
 lb09 LB09_unstamped_USGS, 2011-06-01,  JMS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE210,  ASH701945B_M,  CR619992801,  NONE, 0.1, 0.2325, 15, 175045
 lb09 LB09_unstamped_USGS, 2011-06-02,  JMS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE210,  ASH701945B_M,  CR619992801,  NONE, 0.1, 0.2325, 15, 0
 lb09 LB09_unstamped_USGS, 2011-06-03,  JMS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE210,  ASH701945B_M,  CR619992801,  NONE, 0.1, 0.2325, 15, 0
 lb09 LB09_unstamped_USGS, 2011-06-04,  JMS ,  USGS ,  ASHTECH,  ZE120023202 ,  Z-X ZE210,  ASH701945B_M,  CR619992801,  NONE, 0.1, 0.2325, 15, 0