NASA Analysis Report for Q21129 ($21MAY09XK) 
       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 Karen Baver, Goddard Space Flight Center VLBI Analysis Center.
    Spoolfile source: interactive solve/nuSolve analysis.) 

Problems: None. 

Number of observations rejected during correlation:    0 

Number of observations not usable by the software:     3 

    observation   15, WETTZELL:MK-VLBA  0, 0821+394, 07:44:25, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   36, WETTZELL:MK-VLBA  0, 0821+394, 08:09:05, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   46, WETTZELL:MK-VLBA  2, 2000+472, 08:21:31, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 

Number of observations rejected during analysis:       0 

Other comments: None. 

Parameterization: 
   6 parameters: 
     UT1 offset 
     atmosphere offset for:
         MK-VLBA WETTZELL
     clock offset, first order term, and second order term for:
         WETTZELL

Clock breaks: None

Session Statistics 

  Observations:       54 scheduled 
                      54 correlated (included in the database) 
                      51 recoverable (usable in Solve/nuSolve) 
                      51 used
  Session fit:        48.172 ps
  UT1 formal error:    5.41 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0613+570              2           2        2
  0642+449              2           2        2
  0716+714              3           3        3
  0738+491              3           3        3
  0805+410              3           3        3
  0814+425              3           3        3
  0821+394              2           2        0
  0955+476              2           2        2
  1039+811              3           3        3
  1053+704              2           2        2
  1418+546              2           2        2
  1504+377              1           1        1
  DA426                 2           2        2
  1746+470              3           3        3
  1749+096              2           2        2
  1751+288              3           3        3
  1758+388              1           1        1
  1803+784              3           3        3
  1806+456              3           3        3
  3C371                 3           3        3
  1846+322              2           2        2
  1849+670              3           3        3
  2000+472              1           1        0
  ------------  ---------  ----------   ------
  Source Total         54          54       51

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