benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 buzz BUZZ_unstamped_USGS, 2007-06-12,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH700936D_M,  CR14333,  NONE, 0.6554, 0.7158, 30, 0
 buzz BUZZ_unstamped_USGS, 2007-06-13,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH700936D_M,  CR14333,  NONE, 0.6554, 0.7158, 30, 0
 buzz BUZZ_unstamped_USGS, 2007-06-14,  JMS ,  USGS ,  ASHTECH,  ZE1200331017 ,  Z-X ZE21,  ASH700936D_M,  CR14333,  NONE, 0.6554, 0.7158, 30, 0