benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 dryx, 1999-09-14,  JMS ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14330,  NONE, 0.5969, 0.6596, 30, 15260
 dryx, 1999-09-23,  JMS ,  USGS ,  ASHTECH,  O4582 ,  Z-XII3 CC00,  ASH700936D_M,  CR14244,  NONE, 0.5896, 0.6526, 30, 15310
 dryx Dry_1984_BonnevilleP, 2003-11-02,  JMS ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII3 CD00,  ASH701945E_M,  CR620022605,  NONE, 1.2096, 1.2589, 30, 10
 dryx Dry_1984_BonnevilleP, 2003-11-03,  JMS ,  USGS ,  ASHTECH,  LP00108.707 ,  Z-XII3 CD00,  ASH701945E_M,  CR620022605,  NONE, 1.2096, 1.2589, 30, 10
 dryx Dry_1984_BonnevilleP, 2008-10-10,  BP ,  USGS/Cascades Volcan,  TRIMBLE,  0220263478 ,  5700 NP,  TRM41249.00,  60243776,  NONE, 0.9916, 1.0498, 15, 0