benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 iceb Iceberg_1854_1933_US, 1996-08-08,  JMS ,  USGS ,  ASHTECH,  O4582 ,  Z-XII3 1F00,  ASH700228D,  1068,  NONE, 1.3267, 1.3748, 30, 155030
 iceb Iceberg_1854_1933_US, 1996-08-09,  JMS ,  USGS ,  ASHTECH,  O4582 ,  Z-XII3 1F00,  ASH700228D,  1068,  NONE, 1.3318, 1.3798, 30, 1570
 iceb Iceberg_1854_1939_US, 2002-08-22,  JMS ,  USGS ,  ASHTECH,  LP019992803 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992801,  NONE, 0.5226, 0.5888, 30, 153630
 iceb Iceberg_1854_1939_US, 2002-08-23,  JMS ,  USGS ,  ASHTECH,  LP019992803 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992801,  NONE, 0.5226, 0.5888, 30, 10