IVS Analysis Report for W20002 ($20JAN02XW) 
       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:     8 

    observation   13, MK-VLBA :PIETOWN , 1015+359, 07:26:15, quality code X-band: 0 S-band: 0 
    observation   14, MK-VLBA :WETTZ13N, 1015+359, 07:26:15, quality code X-band: 0 S-band: 0 
    observation   51, PIETOWN :WETTZ13N, NGC6251 , 07:55:41, quality code X-band: 9 S-band: 0 
    observation   63, PIETOWN :WETTZ13N, 1053+815, 08:05:53, quality code X-band: 0 S-band: 9 
    observation   64, MK-VLBA :PIETOWN , 1040+244, 08:08:23, quality code X-band: 0 S-band: 0 
    observation   65, MK-VLBA :WETTZ13N, 1040+244, 08:08:23, quality code X-band: 0 S-band: 0 
    observation  145, MK-VLBA :PIETOWN , 1300+580, 09:09:12, quality code X-band: 0 S-band: 0 
    observation  146, MK-VLBA :WETTZ13N, 1300+580, 09:09:12, quality code X-band: 0 S-band: 0 

Number of observations rejected during analysis:       0 

Other comments: None. 

Parameterization: 
   10 parameters: 
     UT1 offset 
     atmosphere offset for:
         MK-VLBA PIETOWN WETTZ13N
     clock offset, first order term, and second order term for:
         PIETOWN WETTZ13N

Clock breaks: None

Session Statistics 

  Observations:      156 scheduled 
                     156 correlated (included in the database) 
                     148 recoverable (usable in Solve/nuSolve) 
                     148 used
  Session fit:        38.773 ps
  UT1 formal error:    3.67 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0059+581              9           9        9
  0133+476              9           9        9
  0345+460             12          12       12
  0529+483              9           9        9
  0552+398              3           3        3
  0613+570              9           9        9
  0641+392              3           3        3
  0714+457              3           3        3
  0716+714              6           6        6
  0738+491             12          12       12
  0805+410              9           9        9
  OJ287                 9           9        9
  0920+390              3           3        3
  0955+476             12          12       12
  1015+359              9           9        7
  1040+244              6           6        4
  1053+815              3           3        2
  1128+385              3           3        3
  1144+402              3           3        3
  1300+580              3           3        1
  NGC6251               3           3        2
  1803+784              9           9        9
  2229+695              6           6        6
  2356+385              3           3        3
  ------------  ---------  ----------   ------
  Source Total        156         156      148

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