benchmark, date, observer, organization, receiver, receiver_sn, receiver_type, antenna, antenna_sn, dome, height (m), slant height (m), interval, first_observation (s)
 mudd Mud_unreadable_USCE, 1993-08-28,  CHS ,  USGS ,  ASHTECH LM-XII3,  762,  7A26,  ASH700228A,  0745,  NONE, 1.4573, 1.5042, 30, 18930
 mudd Mud_Mtn_1990_USCE, 1994-08-11,  unknown ,  CVO ,  TRIMBLE 4000SSE,  03583,  GammaNP,  TRM14532.00,  68854,  NONE, 1.3403, 0, 30, 124045
 mudd Mud_Mtn_1990_USCE, 1994-08-17,  unknown ,  CVO ,  TRIMBLE 4000SSE,  03594,  NP,  TRM14532.00,  885200,  NONE, 1.5729, 0, 30, 122815
 mudd Mud_Mtn_1990_USCE, 1994-09-13,  BFURURKAWA ,  USGS-CVO ,  ASHTECH L-XII,  004,  7A26,  ASH700228A,  004,  NONE, 1.4936, 1.5402, 15, 3345
 mudd Mud_unreadable_USCE, 1993-08-27,  CHS ,  USGS ,  ASHTECH,  762 ,  LM-XII3 7A26,  ASH700228A,  0745,  NONE, 1.4573, 1.5042, 30, 19520
 mudd Mud_unreadable_USCE, 1995-08-06,  GDH ,  USGS ,  ASHTECH,  O4591 ,  Z-XII3 1E00,  ASH700718B,  11404,  NONE, 1.62, 1.6658, 30, 1580
 mudd Mud_unreadable_USCE, 1995-08-07,  GDH ,  USGS ,  ASHTECH,  O4591 ,  Z-XII3 1E00,  ASH700718B,  11404,  NONE, 1.62, 1.6658, 30, 13030
 mudd Mud_unreadable_USCE, 1997-08-20,  JLS ,  USGS ,  ASHTECH,  4600 ,  Z-XII3 1E95,  ASH700936D_M,  CR14330,  NONE, 1.2034, 1.2527, 30, 153230
 mudd Mud_unreadable_USCE, 1997-08-21,  JLS ,  USGS ,  ASHTECH,  4600 ,  Z-XII3 1E95,  ASH700936D_M,  CR14330,  NONE, 1.2034, 1.2527, 30, 10
 mudd Mud_Mtn_1990_USCE, 1999-08-26,  JMS ,   ,  ASHTECH,  O4591 ,  Z-XII3 CC00,  ASH701945.02B,  CR619992805,  NONE, 1.5345, 1.5808, 30, 163330
 mudd Mud_Mtn_1990_USCE, 1999-08-27,  JMS ,   ,  ASHTECH,  O4591 ,  Z-XII3 CC00,  ASH701945.02B,  CR619992805,  NONE, 1.5345, 1.5808, 30, 10
 mudd Mud_Mtn_1990_USCE, 2001-03-06,  JLS ,   ,  ASHTECH,  4600 ,  Z-XII3 CD00,  ASH701945.02B,  CR619992805,  NONE, 1.2712, 1.3198, 30, 10
 mudd Mud_Mtn_1990_USCE, 2001-03-07,  JLS ,   ,  ASHTECH,  4600 ,  Z-XII3 CD00,  ASH701945.02B,  CR619992805,  NONE, 1.2712, 1.3198, 30, 10