IVS Analysis Report for I20111 ($20APR20XU) 
       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:    4 

   observation of 1636+473  at 18:32:34
   observation of 1053+815  at 18:36:46    
   observation of 0016+731  at 19:27:49
   observation of 0133+476  at 19:29:37

Number of observations not usable by the software:     0 

Number of observations rejected during analysis:       0 

Other comments: None. 

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

Clock breaks: None

Session Statistics 

  Observations:       19 scheduled 
                      15 correlated (included in the database) 
                      15 recoverable (usable in Solve/nuSolve) 
                      15 used
  Session fit:        29.913 ps
  UT1 formal error:   11.01 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731              2           1        1
  0059+581              1           1        1
  0133+476              1           0        0
  0322+222              1           1        1
  0415+398              2           2        2
  0529+483              1           1        1
  0716+714              2           2        2
  1053+815              1           0        0
  1636+473              2           1        1
  NRAO512               1           1        1
  1758+388              1           1        1
  1803+784              1           1        1
  1800+440              1           1        1
  3C371                 1           1        1
  2229+695              1           1        1
  ------------  ---------  ----------   ------
  Source Total         19          15       15

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