USNO Analysis Report for I21131 ($21MAY11XU) 
       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    7, KOKEE   :WETTZELL, 0340+362, 18:48:50, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 
    observation    8, KOKEE   :WETTZELL, 3C371   , 18:52:02, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   17, KOKEE   :WETTZELL, 0340+362, 19:16:10, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 
    observation   21, KOKEE   :WETTZELL, 0133+476, 19:26:44, quality code X: 8 S: 0, fringe code X: ' ' S: ' ' 

Number of observations rejected during analysis:       0 

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:
         KOKEE (0,1)

Clock breaks: None

Session Statistics 

  Observations:       22 scheduled 
                      22 correlated (included in the database) 
                      18 recoverable (usable in Solve/nuSolve) 
                      18 used
  Session fit:        50.818 ps
  UT1 formal error:   10.90 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0059+581              1           1        1
  0133+476              2           2        1
  0307+380              2           2        2
  0340+362              2           2        0
  0415+398              1           1        1
  0446+112              1           1        1
  0515+208              1           1        1
  0529+483              2           2        2
  0552+398              2           2        2
  0613+570              1           1        1
  0716+714              1           1        1
  DA426                 1           1        1
  1803+784              1           1        1
  3C371                 1           1        0
  1846+322              2           2        2
  2229+695              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.