USNO Analysis Report for I21264 ($21SEP21XU) 
       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 Nicole Geiger, 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:     4 

    observation    6, KOKEE   :WETTZELL, 0716+714, 18:43:58, quality code X: 9 S: 9, fringe code X: 'G' S: ' ' 
    observation    7, KOKEE   :WETTZELL, 1418+546, 18:45:53, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   15, KOKEE   :WETTZELL, 1300+580, 19:06:05, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   21, KOKEE   :WETTZELL, 1300+580, 19:26:46, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 

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:
         KOKEE

Clock breaks: None

Session Statistics 

  Observations:       22 scheduled 
                      22 correlated (included in the database) 
                      18 recoverable (usable in Solve/nuSolve) 
                      18 used
  Session fit:        53.561 ps
  UT1 formal error:   12.89 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731              1           1        1
  0059+581              1           1        1
  0133+476              1           1        1
  0307+380              1           1        1
  0340+362              1           1        1
  0529+483              1           1        1
  0716+714              2           2        1
  0738+491              1           1        1
  0955+476              2           2        2
  1053+815              1           1        1
  1101+384              1           1        1
  1300+580              2           2        0
  1308+328              1           1        1
  1324+224              3           3        3
  1418+546              1           1        0
  1441+252              1           1        1
  1803+784              1           1        1
  ------------  ---------  ----------   ------
  Source Total         22          22       18

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