USNO Analysis Report for Q21270 ($21SEP27XK) 
       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: ISHIOKA did not participate due to EL motor trouble.
	  NYALES20 No information available. 

Number of observations rejected during correlation:    0 

Number of observations not usable by the software:     4 

    observation   20, NYALE13S:WETTZELL, 0955+476, 07:09:28, quality code X: 8 S: 8, fringe code X: ' ' S: 'G' 
    observation   25, NYALE13S:SESHAN25, 3C274   , 07:17:45, quality code X: 9 S: 0, fringe code X: ' ' S: ' ' 
    observation   27, SESHAN25:WETTZELL, 3C274   , 07:17:45, quality code X: 9 S: 0, fringe code X: ' ' S: ' ' 
    observation   66, SESHAN25:WETTZELL, 3C274   , 07:40:27, quality code X: 9 S: 0, fringe code X: ' ' S: ' ' 

Number of observations rejected during analysis:       2 

    observation    2, NYALE13S:WETTZELL, 3C418   , 07:00:15, which fits at       77.2 +/-      15.3 ps 
    observation   77, NYALE13S:WETTZELL, 2000+472, 07:47:20, which fits at      -86.2 +/-      19.0 ps 

Parameterization: 
   10 parameters: 
     UT1 offset 
     atmosphere offset for:
         NYALE13S SESHAN25 WETTZELL
     clock offset, first order term, and second order term for:
         NYALE13S SESHAN25

Clock breaks: None

Session Statistics 

  Observations:      330 scheduled (from all stations---includes ISHIOKA and NYALES20)
                      99 scheduled (from available stations---does not include
                                    ISHIOKA and NYALES20)
                      99 correlated (included in the database) 
                      95 recoverable (usable in Solve/nuSolve) 
                      93 used
  Session fit:        21.565 ps
  UT1 formal error:    4.89 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731             30           9        9
  0059+581             20           6        6
  0716+714             10           3        3
  0955+476             30           9        8
  1030+415             10           3        3
  1039+811             10           3        3
  1059+282             20           6        6
  1128+385             30           9        9
  1144+402             20           6        6
  1156+295             10           3        3
  3C274                20           6        3
  1803+784             30           9        9
  3C371                30           9        9
  2000+472             10           3        2
  3C418                30           9        8
  2229+695             20           6        6
  ------------  ---------  ----------   ------
  Source Total        330          99       93

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