benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 cowr COWR_USGS, 2009-10-25,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE210,  ASH701945B_M,  CR519993703,  NONE, 0.7823, 0.8389, 30, 17845
 cowr COWR_USGS, 2009-10-26,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE210,  ASH701945B_M,  CR519993703,  NONE, 0.7823, 0.8389, 30, 0