USNO Analysis Report for I21117 ($21APR27XU) 
       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 Christopher Dieck, 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    3, KOKEE   :WETTZELL, 1639+230, 18:36:05, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation    6, KOKEE   :WETTZELL, 0322+222, 18:42:40, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   10, KOKEE   :WETTZELL, 0322+222, 18:57:50, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   14, KOKEE   :WETTZELL, NRAO512 , 19:08:37, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   18, KOKEE   :WETTZELL, 0340+362, 19:18:30, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 
    observation   20, KOKEE   :WETTZELL, 1758+388, 19:26:21, quality code X: 9 S: 0, fringe code X: ' ' S: ' ' 

Number of observations rejected during analysis:       1 

    observation    2, KOKEE   :WETTZELL, 1758+388, 18:32:51, which fits at -609.2 +/- 101.5 ps 

Other comments: None. 

Parameterization: 
   5 parameters: 
     UT1 offset 
     atmosphere offset for:
         KOKEE WETTZELL
     clock offset (0), first order term (1), and/or second order term (2) for:
         WETTZELL (0,1)

Clock breaks: None

Session Statistics 

  Observations:       21 scheduled 
                      21 correlated (included in the database) 
                      15 recoverable (usable in Solve/nuSolve) 
                      14 used
  Session fit:        50.584 ps
  UT1 formal error:   21.42 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731              1           1        1
  0059+581              1           1        1
  0307+380              1           1        1
  0322+222              2           2        0
  0340+362              1           1        0
  0415+398              1           1        1
  0529+483              2           2        2
  0602+673              1           1        1
  0613+570              2           2        2
  0716+714              1           1        1
  1053+815              1           1        1
  1636+473              1           1        1
  NRAO512               1           1        0
  1639+230              1           1        0
  1758+388              2           2        0
  1803+784              1           1        1
  2229+695              1           1        1
  ------------  ---------  ----------   ------
  Source Total         21          21       14

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