USNO Analysis Report for W19177 ($19JUN26XW) 
       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:    2 

Number of observations not usable by the software:     1 

    observation  10, MK-VLBA :PIETOWN , 1732+389, 07:23:31, quality codes - S:6, X:4 

Number of observations rejected during analysis:       5 

    observation   5, MK-VLBA :WETTZELL, 1128+385, 07:17:14, which fits at -246.9 +/- 60.3 ps 
    observation   6, PIETOWN :WETTZELL, 1128+385, 07:17:14, which fits at -291.2 +/- 47.9 ps 
    observation  89, MK-VLBA :PIETOWN , 1636+473, 08:23:31, has a G-code on S-band.
    observation 129, MK-VLBA :WETTZELL, 2144+092, 08:52:01, which fits at  398.3 +/- 61.8 ps 
    observation 130, PIETOWN :WETTZELL, 2144+092, 08:52:01, which fits at  282.4 +/- 48.1 ps 

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:      162 scheduled 
                     160 correlated (included in the database) 
                     159 recoverable (usable in Solve/nuSolve) 
                     154 used
  Session fit:        58.270 ps
  UT1 formal error:    5.74 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  1053+815              3           3        3
  1128+385              3           3        1
  1144+402              3           3        3
  1300+580             12          12       12
  1342+662             12          12       12
  1418+546             12          12       12
  NGC6251               3           3        3
  1636+473             15          13       12
  1732+389              3           3        2
  1746+470              3           3        3
  1803+784              3           3        3
  1800+440              3           3        3
  3C371                15          15       15
  1823+689              3           3        3
  1929+226              3           3        3
  2013+163              3           3        3
  2113+293             12          12       12
  2141+175              9           9        9
  2144+092              9           9        7
  2209+236              9           9        9
  2214+350              9           9        9
  2215+150              6           6        6
  2229+695              9           9        9
  ------------  ---------  ----------   ------
  Source Total        162         160      154

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