IVS Analysis Report for I19021 ($19JAN21XU) 
       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: None. 

Number of observations rejected during correlation:   

    The WETTZ13N:WETTZELL baseline was not included in the database.

Number of observations not usable by the software:    12 

    observation    3, KOKEE   :WETTZ13N, 2229+695, 18:34:42, quality code X-band: 0 S-band: 9 
    observation    4, KOKEE   :WETTZELL, 2229+695, 18:34:42, quality code X-band: 0 S-band: 9 
    observation    5, KOKEE   :WETTZ13N, 2141+175, 18:38:43, quality code X-band: 0 S-band: 9 
    observation    6, KOKEE   :WETTZELL, 2141+175, 18:38:43, quality code X-band: 0 S-band: 9 
    observation    9, KOKEE   :WETTZ13N, 1746+470, 18:45:12, quality code X-band: 0 S-band: 9 
    observation   10, KOKEE   :WETTZELL, 1746+470, 18:45:12, quality code X-band: 0 S-band: 9 
    observation   11, KOKEE   :WETTZ13N, 3C371   , 18:48:11, quality code X-band: 0 S-band: 9 
    observation   21, KOKEE   :WETTZ13N, 2141+175, 19:08:52, quality code X-band: 0 S-band: 9 
    observation   22, KOKEE   :WETTZELL, 2141+175, 19:08:52, quality code X-band: 0 S-band: 9 
    observation   23, KOKEE   :WETTZELL, NGC6251 , 19:13:06, quality code X-band: 0 S-band: 9 
    observation   30, KOKEE   :WETTZ13N, 1300+580, 19:26:49, quality code X-band: 0 S-band: 9 
    observation   32, KOKEE   :WETTZ13N, 1144+402, 19:29:35, quality code X-band: 9 S-band: 0 

Number of observations rejected during analysis:       0 

Other comments: None. 

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:       49 scheduled 
                      33 correlated (included in the database) 
                      21 recoverable (usable in Solve/nuSolve) 
                      21 used
  Session fit:        37.603 ps
  UT1 formal error:    8.47 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0716+714              3           2        2
  0955+476              3           2        2
  1040+244              3           2        2
  1128+385              3           2        2
  1144+402              3           2        1
  1300+580              3           2        1
  1418+546              3           2        2
  NGC6251               1           1        0
  1746+470              3           2        0
  1803+784              3           2        2
  3C371                 3           2        1
  2113+293              6           4        4
  2141+175              6           4        0
  2215+150              3           2        2
  2229+695              3           2        0
  ------------  ---------  ----------   ------
  Source Total         49          33       21

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