USNO Analysis Report for Q20130 ($20MAY09XK) 
       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:     1 

    observation  18, ISHIOKA :WETTZELL, 0420-014, 07:51:32, quality codes - S:2, X:9 

Number of observations rejected during analysis:       2 

    observation  40, ISHIOKA :WETTZELL, 0202+319, 08:17:54, which fits at -274.9 +/- 65.4 ps 
    observation  43, ISHIOKA :WETTZELL, NRAO512 , 08:22:00, which fits at  453.9 +/- 74.6 ps 

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:
         WETTZELL (0,1)

Clock breaks: None

Session Statistics 

  Observations:       49 scheduled 
                      49 correlated (included in the database) 
                      48 recoverable (usable in Solve/nuSolve) 
                      46 used
  Session fit:        62.346 ps
  UT1 formal error:   13.24 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731              3           3        3
  0059+581              3           3        3
  0133+476              3           3        3
  0202+319              3           3        2
  0420+022              4           4        4
  0420-014              2           2        1
  0458-020              3           3        3
  0552+398              3           3        3
  0613+570              3           3        3
  0642+449              3           3        3
  0716+714              3           3        3
  0814+425              3           3        3
  0955+476              3           3        3
  NRAO512               1           1        0
  1803+784              3           3        3
  3C371                 3           3        3
  1849+670              1           1        1
  2229+695              2           2        2
  ------------  ---------  ----------   ------
  Source Total         49          49       46

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