USNO Analysis Report for W19203 ($19JUL22XW) 
       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:    17 

    observation   2, MK-VLBA :WETTZELL, 1418+546, 08:30:20, quality codes - S:0, X:9 
    observation   3, PIETOWN :WETTZELL, 1418+546, 08:30:20, quality codes - S:9, X:0 
    observation  29, MK-VLBA :WETTZELL, 2319+317, 08:47:47, quality codes - S:0, X:9 
    observation  32, MK-VLBA :WETTZELL, NGC6251 , 08:49:53, quality codes - S:0, X:9 
    observation  33, PIETOWN :WETTZELL, NGC6251 , 08:49:53, quality codes - S:0, X:9 
    observation  35, MK-VLBA :WETTZELL, 2214+350, 08:52:29, quality codes - S:8, X:0 
    observation  36, PIETOWN :WETTZELL, 2214+350, 08:52:29, quality codes - S:9, X:0 
    observation  59, MK-VLBA :WETTZELL, 2319+317, 09:11:27, quality codes - S:0, X:9 
    observation  68, MK-VLBA :WETTZELL, 2214+350, 09:18:13, quality codes - S:8, X:0 
    observation  69, PIETOWN :WETTZELL, 2214+350, 09:18:13, quality codes - S:9, X:0 
    observation  74, MK-VLBA :WETTZELL, 1520+437, 09:24:13, quality codes - S:9, X:0 
    observation  96, PIETOWN :WETTZELL, 2214+350, 09:42:03, quality codes - S:9, X:0 
    observation 101, MK-VLBA :WETTZELL, 1520+437, 09:48:06, quality codes - S:9, X:0 
    observation 122, MK-VLBA :WETTZELL, 2214+350, 10:05:35, quality codes - S:9, X:0 
    observation 123, PIETOWN :WETTZELL, 2214+350, 10:05:35, quality codes - S:9, X:0 
    observation 137, MK-VLBA :WETTZELL, 2319+317, 10:18:02, quality codes - S:0, X:9 
    observation 138, PIETOWN :WETTZELL, 2319+317, 10:18:02, quality codes - S:0, X:9 

Number of observations rejected during analysis:       1 

    observation  44, MK-VLBA :WETTZELL, 1053+815, 08:58:44, which fits at 9423.3 +/- 100.7 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:      156 scheduled 
                     156 correlated (included in the database) 
                     139 recoverable (usable in Solve/nuSolve) 
                     138 used
  Session fit:        60.051 ps
  UT1 formal error:    7.82 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731              3           3        3
  0059+581             15          15       15
  0119+115              6           6        6
  0133+476             12          12       12
  0718+793              3           3        3
  1053+815              3           3        2
  1300+580              9           9        9
  1342+662              6           6        6
  1418+546              3           3        1
  1520+437              6           6        4
  NGC6251               3           3        1
  1636+473              9           9        9
  NRAO512               3           3        3
  1746+470              9           9        9
  1803+784              9           9        9
  3C371                12          12       12
  2209+236              3           3        3
  2214+350             12          12        5
  2229+695             12          12       12
  2319+317              9           9        5
  2356+385              9           9        9
  ------------  ---------  ----------   ------
  Source Total        156         156      138

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