USNO Analysis Report for W19098 ($19APR08XW) 
       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:     3 

    observation  56, MK-VLBA :WETTZELL, 1342+662, 08:56:00, quality codes - S:0, X:9 
    observation  68, MK-VLBA :WETTZELL, 0714+457, 09:05:59, quality codes - S:0, X:9 
    observation  71, MK-VLBA :WETTZELL, NGC6251 , 09:09:45, quality codes - S:0, X:9 

Number of observations rejected during analysis:      27

    The WETTZ13N:WETTZELL baseline was deselected, accounting for 17 scans. 

    observation 110, MK-VLBA :WETTZELL, 1300+580, 09:34:11, has a G-code on S-band
    observation 113, MK-VLBA :WETTZ13N, 0613+570, 09:37:15, which fits at -180.4 +/- 65.3 ps 
    observation 137, MK-VLBA :WETTZELL, 1636+473, 09:47:51, which fits at  567.2 +/- 36.2 ps 
    observation 154, MK-VLBA :PIETOWN , 1520+437, 10:00:19, has a G-code on S-band 
    observation 155, MK-VLBA :WETTZELL, 1520+437, 10:00:19, which fits at -523.0 +/- 81.8 ps 
    observation 157, MK-VLBA :PIETOWN , 1300+580, 10:02:47, has a G-code on S-band
    observation 158, MK-VLBA :WETTZELL, 1300+580, 10:02:47, has a G-code on S-band
    observation 185, MK-VLBA :WETTZELL, 1342+662, 10:15:44, which fits at -539.4 +/- 68.2 ps 
    observation 197, MK-VLBA :WETTZELL, 1300+580, 10:25:37, has a G-code on S-band
    observation 203, PIETOWN :WETTZELL, 0955+476, 10:27:42, which fits at  103.3 +/- 36.1 ps 

Other comments: None. 

Parameterization: 
   11 parameters: 
     UT1 offset 
     atmosphere offset for:
         MK-VLBA PIETOWN WETTZ13N WETTZELL
     clock offset (0), first order term (1), and/or second order term (2) for:
         PIETOWN (0,1) WETTZ13N (0,1) WETTZELL (0,1)

Clock breaks: None

Session Statistics 

  Observations:      210 scheduled 
                     210 correlated (included in the database) 
                     204 recoverable (usable in Solve/nuSolve) 
                     180 used
  Session fit:        41.890 ps
  UT1 formal error:    3.09 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0602+673              9           9        9
  0613+570             18          18       14
  0714+457              3           3        2
  0716+714             18          18       15
  0738+491              6           6        6
  0805+410             18          18       15
  0955+476             18          18       14
  1053+815              3           3        3
  1300+580             12          12        8
  1342+662              6           6        4
  1418+546             12          12       10
  1520+437              9           9        7
  NGC6251               3           3        2
  1636+473             12          12       11
  NRAO512              12          12       12
  1639+230              9           9        9
  1651+391              3           3        3
  1725+123              9           9        9
  1732+389              3           3        3
  1749+096              9           9        8
  1800+440              3           3        3
  3C371                12          12       10
  1823+689              3           3        3
  ------------  ---------  ----------   ------
  Source Total        210         210      180

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