USNO Analysis Report for I21361 ($21DEC27XU) 
       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 David Gordon, 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    8, MK-VLBA :WETTZELL, 1520+437, 18:47:04, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   23, MK-VLBA :WETTZELL, 1520+437, 19:22:36, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   24, MK-VLBA :WETTZELL, 1929+226, 19:26:34, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 

Number of observations rejected during analysis:       0 

Other comments: None. 

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

Clock breaks: None

Session Statistics 

  Observations:       50 scheduled 
                      50 correlated (included in the database) 
                      47 recoverable (usable in Solve/nuSolve) 
                      47 used
  Session fit:        38.333 ps
  UT1 formal error:    9.28 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0955+476              1           1        1
  3C371                 2           2        2
  0613+570              3           3        3
  2229+695              4           4        4
  0529+483              5           5        5
  0748+126              5           5        4
  1144+402              3           3        3
  0016+731              5           5        5
  0642+449              5           5        5
  0736+017              4           4        3
  0814+425              5           5        5
  1030+415              2           2        1
  1039+811              6           6        6
  ------------  ---------  ----------   ------
  Source Total         50          50       47

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