IVS Analysis Report for I22090 ($22MAR31XU)
       This report is the official IVS analysis report that corresponds to
       the database maintained by the IVS Data Centers for this session.
   (Analyzed by Karen Baver, Goddard Space Flight Center VLBI Analysis Center.
    Spoolfile source: interactive solve/nuSolve analysis.)

Problems: This is a preliminary release without the SVETLOE data, which are not available yet.

Number of observations rejected during correlation:    0

Number of observations not usable by the software:    10

    observation    4, KOKEE   :WETTZ13N, 1418+546, 18:33:45, quality code X: 0 S: 9, fringe code X: ' ' S: ' '
    observation    5, KOKEE   :WETTZELL, 1418+546, 18:33:45, quality code X: 0 S: 9, fringe code X: ' ' S: ' '
    observation   14, KOKEE   :WETTZELL, 0718+793, 18:43:20, quality code X: 0 S: 9, fringe code X: ' ' S: ' '
    observation   17, KOKEE   :WETTZELL, 2229+695, 18:46:01, quality code X: 0 S: 9, fringe code X: ' ' S: ' '
    observation   19, KOKEE   :WETTZ13N, NGC6251 , 18:49:39, quality code X: 0 S: 0, fringe code X: ' ' S: ' '
    observation   20, KOKEE   :WETTZELL, NGC6251 , 18:49:39, quality code X: 0 S: 0, fringe code X: ' ' S: ' '
    observation   26, KOKEE   :WETTZELL, 2356+385, 18:56:17, quality code X: 0 S: 9, fringe code X: ' ' S: ' '
    observation   29, KOKEE   :WETTZELL, 0718+793, 18:59:32, quality code X: 0 S: 9, fringe code X: ' ' S: ' '
    observation   46, KOKEE   :WETTZ13N, 1418+546, 19:24:16, quality code X: 0 S: 9, fringe code X: ' ' S: ' '
    observation   47, KOKEE   :WETTZELL, 1418+546, 19:24:16, quality code X: 0 S: 9, fringe code X: ' ' S: ' '

Number of observations rejected during analysis:       9

    observation    9, WETTZ13N:WETTZELL, NRAO512 , 18:36:56, which fits at     2232.3 +/-      27.6 ps
    observation   15, WETTZ13N:WETTZELL, 0718+793, 18:43:20, which fits at    -3534.3 +/-      19.9 ps
    observation   21, WETTZ13N:WETTZELL, NGC6251 , 18:49:39, which fits at     -466.9 +/-      24.3 ps
    observation   27, WETTZ13N:WETTZELL, 2356+385, 18:56:17, which fits at    -5572.1 +/-      53.3 ps
    observation   33, WETTZ13N:WETTZELL, 1746+470, 19:04:11, which fits at    -4242.5 +/-      29.0 ps
    observation   39, WETTZ13N:WETTZELL, 2356+385, 19:10:54, which fits at    -6533.5 +/-      56.4 ps
    observation   42, WETTZ13N:WETTZELL, 0307+380, 19:14:42, which fits at     5718.0 +/-      35.2 ps
    observation   48, WETTZ13N:WETTZELL, 1418+546, 19:24:16, which fits at    -2793.8 +/-      17.4 ps
    observation   51, WETTZ13N:WETTZELL, NRAO512 , 19:27:32, which fits at    -6135.4 +/-      23.2 ps

Other comments: Eight WETTZ13N-WETTZELL observations had sub-ambiguities in S-band and were deselected, but nine WETTZ13N-WETTZELL observations were usable.

Parameterization:
   10 parameters:
     UT1 offset
     atmosphere offset for:
         KOKEE WETTZ13N WETTZELL
     clock offset, first order term, and second order term for:
         WETTZ13N WETTZELL

Clock breaks: None

Session statistics

  Observations:       96 scheduled
                      54 correlated (included in the database)
                      44 recoverable (usable in Solve/nuSolve)
                      35 used
  Session fit:        23.373 ps
  UT1 formal error:    9.26 microsec

Source Performance

                    Number of Observations

                Scheduled  Correlated*    Used

  0016+731              6           3        3
  0059+581              6           3        3
  0133+476              6           3        3
  0307+380              6           3        2
  0718+793              9           6        3
  1418+546              6           6        1
  NGC6251               6           3        0
  1636+473              6           3        3
  NRAO512              12           6        4
  1746+470              6           3        2
  3C371                 6           3        3
  2229+695             12           6        5
  2356+385              9           6        3
  ------------  ---------  ----------   ------
  Source Total         96          54       35

 *  Correlated means included in database.
    Please note that the number of recoverable (usable) observations
    cannot be broken down by source for Intensive solutions.