USNO Analysis Report for Q21080 ($21MAR21XK) 
       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:     6 

    observation    1, WETTZELL:MK-VLBA , 0322+222, 07:30:19, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 
    observation    2, WETTZELL:MK-VLBA , 0716+714, 07:32:01, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 
    observation   11, WETTZELL:MK-VLBA , 1514+197, 07:43:52, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 
    observation   22, WETTZELL:MK-VLBA , 3C371   , 07:58:17, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 
    observation   27, WETTZELL:MK-VLBA , NGC6251 , 08:04:48, quality code X: 9 S: 0, fringe code X: ' ' S: ' ' 
    observation   46, WETTZELL:MK-VLBA , 1514+197, 08:29:29, quality code X: 9 S: 0, fringe code X: ' ' S: ' ' 

Number of observations rejected during analysis:       2 

    observation   28, WETTZELL:MK-VLBA , 1504+377, 08:06:37, which fits at     -446.8 +/-      41.4 ps 
    observation   29, WETTZELL:MK-VLBA , 1514+197, 08:08:01, which fits at     -594.0 +/-      41.4 ps 

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:       46 scheduled 
                      46 correlated (included in the database) 
                      40 recoverable (usable in Solve/nuSolve) 
                      38 used
  Session fit:        21.356 ps
  UT1 formal error:    3.94 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0322+222              1           1        0
  0418+532              1           1        1
  0529+483              3           3        3
  0552+398              2           2        2
  0613+570              3           3        3
  0642+449              2           2        2
  0716+714              3           3        2
  0738+491              2           2        2
  0955+476              2           2        2
  1039+811              2           2        2
  1053+704              2           2        2
  1144+402              2           2        2
  1324+224              1           1        1
  1417+385              2           2        2
  1418+546              3           3        3
  1504+377              3           3        2
  1514+197              3           3        0
  NGC6251               1           1        0
  1803+784              3           3        3
  3C371                 2           2        1
  2353+816              3           3        3
  ------------  ---------  ----------   ------
  Source Total         46          46       38

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