USNO Analysis Report for I20234 ($20AUG21XU) 
       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:     3 

    observation   3, KOKEE   :WETTZELL, 0059+581, 18:50:20, quality codes - S:0, X:8 
    observation   6, KOKEE   :WETTZELL, 0955+476, 18:58:06, quality codes - S:9, X:9 
    observation  15, KOKEE   :WETTZELL, 1015+359, 19:26:44, quality codes - S:9, X:0 

Number of observations rejected during analysis:       1 

    observation   1, KOKEE   :WETTZELL, 0716+714, 18:45:23, which fits at -143.4 +/- 50.7 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:       20 scheduled 
                      20 correlated (included in the database) 
                      17 recoverable (usable in Solve/nuSolve) 
                      16 used
  Session fit:        36.938 ps
  UT1 formal error:    9.52 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
  0529+483              1           1        1
  0613+570              1           1        1
  0716+714              1           1        0
  0738+491              2           2        2
  0955+476              2           2        1
  1015+359              1           1        0
  1040+244              1           1        1
  1128+385              1           1        1
  1144+402              2           2        2
  3C274                 1           1        1
  1300+580              1           1        1
  1803+784              1           1        1
  2229+695              1           1        1
  ------------  ---------  ----------   ------
  Source Total         20          20       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.