USNO Analysis Report for Q21135 ($21MAY15XK) 
       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:   10 

Number of observations not usable by the software:     5 

    observation    1, ISHIOKA :MK-VLBA , 0642+449, 07:30:15, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 
    observation    3, MK-VLBA :WETTZELL, 0642+449, 07:30:15, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 
    observation   67, ISHIOKA :WETTZELL, 1726+455, 08:10:32, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   90, ISHIOKA :MK-VLBA , 2229+695, 08:20:55, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 
    observation   92, MK-VLBA :WETTZELL, 2229+695, 08:20:55, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 

Number of observations rejected during analysis:       1 

    observation   29, MK-VLBA :WETTZELL, 1053+704, 07:48:27, which fits at     -145.0 +/-      44.9 ps 

Other comments: None. 

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

Clock breaks: None

Session Statistics 

  Observations:      114 scheduled 
                     104 correlated (included in the database) 
                      99 recoverable (usable in Solve/nuSolve) 
                      98 used
  Session fit:        34.293 ps
  UT1 formal error:    4.90 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0613+570              3           1        1
  0642+449              6           6        4
  0716+714              9           9        9
  0738+491              9           9        9
  0805+410              9           9        9
  0814+425              9           7        7
  0821+394              3           3        3
  0955+476              9           9        9
  1039+811              9           7        7
  1053+704              3           3        2
  1418+546              9           9        9
  1726+455              3           3        2
  1746+470              3           3        3
  1803+784              9           7        7
  3C371                 9           7        7
  1849+670              9           9        9
  2229+695              3           3        1
  ------------  ---------  ----------   ------
  Source Total        114         104       98

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