USNO Analysis Report for I21046 ($21FEB15XU) 
       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:     3 

    observation   12, MK-VLBA :WETTZELL, 1520+437, 18:58:57, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   21, MK-VLBA :WETTZELL, 0133+476, 19:18:30, quality code X: 9 S: 0, fringe code X: ' ' S: ' ' 
    observation   24, MK-VLBA :WETTZELL, 1520+437, 19:26:37, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 

Number of observations rejected during analysis:       0 

Other comments: None. 

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

Clock breaks: None

Session Statistics 

  Observations:       25 scheduled 
                      25 correlated (included in the database) 
                      22 recoverable (usable in Solve/nuSolve) 
                      22 used
  Session fit:        71.292 ps
  UT1 formal error:   21.77 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731              1           1        1
  0059+581              1           1        1
  0133+476              1           1        0
  0718+793              1           1        1
  1053+815              1           1        1
  1418+546              2           2        2
  1520+437              2           2        0
  NGC6251               1           1        1
  1636+473              2           2        2
  1746+470              2           2        2
  1803+784              2           2        2
  3C371                 2           2        2
  1823+689              2           2        2
  2214+350              1           1        1
  2229+695              2           2        2
  2356+385              2           2        2
  ------------  ---------  ----------   ------
  Source Total         25          25       22

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