USNO Analysis Report for W19192 ($19JUL11XW) 
       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  15, PIETOWN :WETTZELL, 1418+546, 07:24:47, quality codes - S:9, X:0 
    observation  36, PIETOWN :WETTZELL, NGC6251 , 07:40:04, quality codes - S:0, X:9 
    observation  65, MK-VLBA :WETTZELL, 1800+440, 08:01:09, quality codes - S:0, X:0 
    observation  66, PIETOWN :WETTZELL, 1800+440, 08:01:09, quality codes - S:9, X:0 
    observation 135, PIETOWN :WETTZELL, 2214+350, 08:51:48, quality codes - S:9, X:0 
    observation 140, MK-VLBA :WETTZELL, 1520+437, 08:56:35, quality codes - S:9, X:0 

Number of observations rejected during analysis:       0 

Other comments: None. 

Parameterization: 
   8 parameters: 
     UT1 offset 
     atmosphere offset for:
         MK-VLBA PIETOWN WETTZELL
     clock offset (0), first order term (1), and/or second order term (2) for:
         PIETOWN (0,1) WETTZELL (0,1)

Clock breaks: None

Session Statistics 

  Observations:      159 scheduled 
                     159 correlated (included in the database) 
                     153 recoverable (usable in Solve/nuSolve) 
                     153 used
  Session fit:        52.326 ps
  UT1 formal error:    4.74 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0059+581              6           6        6
  0718+793              6           6        6
  1053+815              3           3        3
  1144+402              3           3        3
  1300+580             12          12       12
  1342+662              9           9        9
  1418+546              6           6        5
  1520+437              3           3        2
  NGC6251               3           3        2
  1636+473             15          15       15
  1746+470              3           3        3
  1803+784              3           3        3
  1800+440              6           6        4
  3C371                12          12       12
  2113+293             12          12       12
  2141+175              9           9        9
  2144+092              3           3        3
  2209+236             12          12       12
  2214+350              9           9        8
  2215+150              9           9        9
  2229+695              6           6        6
  2319+317              6           6        6
  2356+385              3           3        3
  ------------  ---------  ----------   ------
  Source Total        159         159      153

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