USNO Analysis Report for I21028 ($21JAN28XU) 
       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 Andrew Sargent, US Naval Observatory.
    Spoolfile source: interactive nuSolve analysis.) 

This is a preliminary release that excludes SVETLOE as the data have not yet arrived.

Problems: None. 

Number of observations rejected during correlation:    0 

Number of observations not usable by the software:     3 

    observation    8, KOKEE   :WETTZELL, 2209+236, 18:55:38, quality code X: 9 S: 0, fringe code X: ' ' S: ' ' 
    observation   10, KOKEE   :WETTZELL, 1300+580, 19:02:35, quality code X: 0 S: 9, fringe code X: ' ' S: ' ' 
    observation   13, KOKEE   :WETTZELL, 1418+546, 19:14:09, quality code X: 0 S: 0, fringe code X: ' ' S: ' ' 

Number of observations rejected during analysis:       0 

Other comments: Preliminary solution; the data for SVETLOE have not arrived yet. 

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:       38 scheduled (from all stations---includes SVETLOE)
                      18 scheduled (from available stations---does not include
                                    SVETLOE)
                      18 correlated (included in the database) 
                      15 recoverable (usable in Solve/nuSolve) 
                      15 used
  Session fit:        58.441 ps
  UT1 formal error:   14.10 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  1040+244              3           1        1
  1144+402              4           2        2
  1300+580              2           2        1
  1418+546              4           2        1
  1746+470              3           1        1
  1803+784              3           1        1
  3C371                 6           2        2
  2113+293              7           3        3
  2209+236              3           1        0
  2215+150              2           2        2
  2229+695              1           1        1
  ------------  ---------  ----------   ------
  Source Total         38          18       15

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