USNO Analysis Report for I21120 ($21APR30XU) 
       This report is a contributed analysis report that does not correspond to 
       the database maintained by the IVS Data Centers for this session.  
   (Analyzed by Christopher Dieck, US Naval Observatory.
    Spoolfile source: interactive nuSolve analysis.) 

Problems: None. 

Number of observations rejected during correlation:    0 

Number of observations not usable by the software:     6 

    observation    1, KOKEE   :WETTZELL, 0059+581, 18:45:20, quality code X: 9 S: 9, fringe code X: 'G' S: ' ' 
    observation    2, KOKEE   :WETTZELL, NRAO512 , 18:48:30, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation    3, KOKEE   :WETTZELL, 1053+815, 18:52:46, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation    5, KOKEE   :WETTZELL, 0340+362, 18:58:23, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 
    observation    8, KOKEE   :WETTZELL, 3C371   , 19:04:56, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   14, KOKEE   :WETTZELL, 3C371   , 19:19:33, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 

Number of observations rejected during analysis:       1 

    observation   18, KOKEE   :WETTZELL, 1846+322, 19:29:07, which fits at 407.8 +/- 65.9 ps 

Other comments: None. 

Parameterization: 
   5 parameters: 
     UT1 offset 
     atmosphere offset for:
         KOKEE WETTZELL
     clock offset (0), first order term (1), and/or second order term (2) for:
         WETTZELL (0,1)

Clock breaks: None

Session Statistics 

  Observations:       23 scheduled 
                      23 correlated (included in the database) 
                      17 recoverable (usable in Solve/nuSolve) 
                      16 used
  Session fit:        48.788 ps
  UT1 formal error:   16.88 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731              1           1        1
  0059+581              1           1        0
  0133+476              1           1        1
  0307+380              1           1        1
  0340+362              1           1        0
  0515+208              1           1        1
  0529+483              2           2        2
  0552+398              1           1        1
  0602+673              1           1        1
  0613+570              1           1        1
  0716+714              1           1        1
  1053+815              1           1        0
  1636+473              1           1        1
  NRAO512               1           1        0
  1746+470              1           1        1
  1803+784              1           1        1
  3C371                 2           2        0
  1823+689              1           1        1
  1846+322              1           1        0
  2229+695              2           2        2
  ------------  ---------  ----------   ------
  Source Total         23          23       16

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