IVS Analysis Report for Q20111 ($20APR20XK) 
       This report is the official IVS analysis report that corresponds 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:     6 

    observation  133, ISHIOKA :WETTZ13N, 0017+200, 07:22:21, quality code X-band: 0 S-band: 9 
    observation  160, WETTZ13N:WETTZELL, 2309+454, 07:24:54, quality code X-band: 8 S-band: 4 
    observation  230, WETTZ13N:WETTZELL, 0613+570, 07:36:39, quality code X-band: 8 S-band: 4 
    observation  238, SESHAN25:WETTZ13N, 1418+546, 07:39:32, quality code X-band: 9 S-band: 0 
    observation  356, NYALES20:WETTZ13N, 1039+811, 07:57:54, quality code X-band: 4 S-band: 4 
    observation  357, NYALES20:WETTZELL, 1039+811, 07:57:54, quality code X-band: 5 S-band: 4 

Number of observations rejected during analysis:      10 

    observation   60, WETTZ13N:WETTZELL, 2229+695, 07:07:20, which fits at     2978.3 +/-      58.4 ps 
    observation  110, WETTZ13N:WETTZELL, 0642+449, 07:14:47, which fits at      538.6 +/-      57.6 ps 
    observation  140, WETTZ13N:WETTZELL, 0017+200, 07:22:21, which fits at    19251.9 +/-      59.1 ps 
    observation  150, WETTZ13N:WETTZELL, 0025+197, 07:23:22, which fits at    17242.4 +/-      58.9 ps 
    observation  180, WETTZ13N:WETTZELL, 0322+222, 07:28:14, which fits at     1352.3 +/-      57.9 ps 
    observation  190, WETTZ13N:WETTZELL, 0221+067, 07:30:02, which fits at     2293.0 +/-      58.0 ps 
    observation  197, NYALES20:WETTZELL, 0229+131, 07:31:21, which fits at       96.4 +/-      21.0 ps 
    observation  210, WETTZ13N:WETTZELL, 0307+380, 07:33:07, which fits at    -3147.2 +/-      58.7 ps 
    observation  330, WETTZ13N:WETTZELL, 2229+695, 07:53:32, which fits at    -1640.9 +/-      58.0 ps 
    observation  335, NYALES20:SESHAN25, 1849+670, 07:55:07, which fits at     -110.6 +/-      34.8 ps 

Other comments: None. 

Parameterization: 
   18 parameters: 
     UT1 offset 
     atmosphere offset for:
         ISHIOKA NYALES20 SESHAN25 WETTZ13N WETTZELL
     clock offset, first order term, and second order term for:
         NYALES20 SESHAN25 WETTZ13N WETTZELL

Clock breaks: None

Session Statistics 

  Observations:      370 scheduled 
                     370 correlated (included in the database) 
                     364 recoverable (usable in Solve/nuSolve) 
                     354 used
  Session fit:        38.226 ps
  UT1 formal error:    4.54 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731             20          20       20
  0017+200             10          10        8
  0025+197             10          10        9
  0059+581             20          20       20
  0119+115             20          20       20
  0133+476             20          20       20
  0202+319             10          10       10
  0221+067             10          10        9
  0229+131             10          10        9
  0307+380             10          10        9
  0322+222             10          10        9
  0529+483             10          10       10
  0552+398             10          10       10
  0613+570             10          10        9
  0642+449             10          10        9
  0716+714             20          20       20
  0718+793             10          10       10
  0955+476             20          20       20
  1039+811             10          10        8
  1053+704             20          20       20
  1418+546             10          10        9
  1803+784             20          20       20
  3C371                20          20       20
  1849+670             20          20       19
  2229+695             20          20       18
  2309+454             10          10        9
  ------------  ---------  ----------   ------
  Source Total        370         370      354

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