USNO Analysis Report for I18081 ($18MAR22XU) 
       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 Megan Johnson, Naval Observatory.
    Spoolfile source: interactive solve/nuSolve analysis.) 

Problems: None. 

Number of observations rejected during correlation:   20 

Number of observations not usable by the software:    33 

Number of observations rejected during analysis:      10 

Other comments: None. 

Parameterization: 
   11 parameters: 
     UT1 offset 
     atmosphere offset for:
         KOKEE NYALES20 SVETLOE WETTZELL
     clock offset (0), first order term (1), and/or second order term (2) for:
         KOKEE (0,1) NYALES20 (0,1) SVETLOE (0,1)

Clock breaks: None

Session Statistics 

  Observations:       92 scheduled 
                      72 correlated (included in the database) 
                      39 recoverable (usable in Solve/nuSolve) 
                      29 used
  Session fit:        33.554 ps
  UT1 formal error:   17.42 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731              1           1        0
  0059+581             12          10        7
  0133+476              6           4        2
  0718+793              1           1        0
  1300+580              1           1        1
  1342+662              1           1        0
  1418+546              1           0        0
  1441+252             18          15        3
  1520+437             12          12        4
  1636+473              6           3        1
  NRAO512               9           8        4
  1803+784              6           1        0
  3C371                 6           6        3
  2229+695              9           6        3
  2356+385              3           3        1
  ------------  ---------  ----------   ------
  Source Total         92          72       29

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