benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 narm Northarm_1989_USGS/D, 1993-06-19,  ,  ,  ROGUE,  T207 ,  SNR-8000 7A,  AOAD/M_T,  *228,  NONE, 1.2674, 0, 30, 0
 narm Northarm_1989_USGS/D, 1993-06-20,  ,  ,  ROGUE,  T207 ,  SNR-8000 7A,  AOAD/M_T,  *228,  NONE, 1.2674, 0, 30, 0
 narm Northarm_1989_USGS/D, 1993-06-21,  ,  ,  ROGUE,  T207 ,  SNR-8000 7A,  AOAD/M_T,  *228,  NONE, 1.2674, 0, 30, 0
 narm Northarm_1989_USGS/D, 1995-06-01,  SUTTON ,  USGS ,  ROGUE,  DS23 ,  SNR-8000 95.03,  AOAD/M_T,  DS23,  NONE, 0.6389, 0, 30, 18600
 narm Northarm_1989_USGS/D, 1995-06-02,  SUTTON ,  USGS ,  ROGUE,  DS23 ,  SNR-8000 95.03,  AOAD/M_T,  DS23,  NONE, 0.6389, 0, 30, 0
 narm Northarm_1989_USGS/D, 1995-06-03,  SUTTON ,  USGS ,  ROGUE,  DS23 ,  SNR-8000 95.03,  AOAD/M_T,  DS23,  NONE, 0.6389, 0, 30, 0
 narm Northarm_1989_USGS/D, 1997-06-21,  JMS ,  USGS ,  ASHTECH,  345 ,  Z-XII3 1G00,  ASH700936D_M,  *210,  NONE, 1.3621, 1.4098, 30, 10
 narm Northarm_1989_USGS/D, 1997-06-22,  JMS ,  USGS ,  ASHTECH,  345 ,  Z-XII3 1G00,  ASH700936D_M,  *210,  NONE, 1.3621, 1.4098, 30, 10
 narm Northarm_1989_USGS/D, 1997-06-23,  JMS ,  USGS ,  ASHTECH,  345 ,  Z-XII3 1G00,  ASH700936D_M,  *210,  NONE, 1.3621, 1.4098, 30, 10
 narm Northarm_1989_USGS/D, 2000-06-23,  JLS ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945B_M,  CR519993706,  NONE, 1.3106, 1.3588, 15, 15
 narm Northarm_1989_USGS/D, 2000-06-24,  JLS ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945B_M,  CR519993706,  NONE, 1.3106, 1.3588, 15, 15
 narm Northarm_1989_USGS/D, 2000-06-25,  JLS ,   ,  ASHTECH,  O4597 ,  Z-XII3 CC00,  ASH701945B_M,  CR519993706,  NONE, 1.3106, 1.3588, 15, 15