benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 d240 D240_stmpd_C44_1934_, 1992-10-13,   ,   ,  TURBOROGUE,  122 ,   ,  AOAD/M_T,  118,  NONE, 1.2096, 0, 30, 161330
 d240 D240_stmpd_C44_1934_, 1992-10-14,   ,   ,  TURBOROGUE,  122 ,   ,  AOAD/M_T,  118,  NONE, 1.2198, 0, 30, 161630
 d240 D240_stmpd_C44_1934_, 1992-10-15,   ,   ,  TURBOROGUE,  122 ,   ,  AOAD/M_T,  118,  NONE, 1.2197, 0, 30, 0
 d240, 1996-09-23,  T.S ,  USGS ,  ASHTECH,  347 ,  Z-XII3 1G00,  unknown,  *163,  NONE, 1.3554, 0, 30, 1770
 d240, 1996-09-24,  T.S ,  USGS ,  ASHTECH,  347 ,  Z-XII3 1G00,  unknown,  *163,  NONE, 1.3747, 0, 30, 15420
 d240, 1998-09-21,  JTB ,  USGS ,  ASHTECH,  188 ,  Z-XII3 CB00,  ASH700936D_M,  CR14333,  NONE, 1.1579, 1.2078, 30, 16370
 d240, 1998-09-22,  JTB ,  USGS ,  ASHTECH,  188 ,  Z-XII3 CB00,  ASH700936D_M,  CR14333,  NONE, 1.2247, 1.2738, 30, 15390
 d240 D240_stmpd_C44, 2002-09-13,  CHS ,  USGS ,  ASHTECH,  LP019992803 ,  Z-XII3 CD00,  ASH701945B_M,  CR619992805,  NONE, 1.2996, 1.3479, 30, 15170
 d240 D240_stmpd_C44, 2002-09-16,  CWW ,  USGS ,  ASHTECH,  LP03360 ,  Z-XII3 CC00,  ASH700936D_M,  CR14329,  NONE, 1.3339, 1.3819, 30, 153630