USNO Analysis Report for W19030 ($19JAN30XW) 
       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:    1 

    MK-VLBA :PIETOWN , 0804+499, 08:43:14 --- not in data base: probable G- or H- code in one or both bands

Number of observations not usable by the software:     4 

    observation  38, MK-VLBA :WETTZELL, 0016+731, 07:42:58, quality codes - S:0, X:9 
    observation  77, MK-VLBA :WETTZELL, 0345+460, 08:16:58, quality codes - S:9, X:0 
    observation  89, MK-VLBA :WETTZELL, 3C274   , 08:25:48, quality codes - S:0, X:9 
    observation 153, PIETOWN :WETTZELL, NGC6251 , 09:13:45, quality codes - S:0, X:9 

Number of observations rejected during analysis:       9 

    observation   1, MK-VLBA :PIETOWN , 1803+784, 07:15:20, which fits at -323.2 +/- 74.5 ps 
    observation   2, MK-VLBA :WETTZELL, 1803+784, 07:15:20, which fits at -248.9 +/- 54.1 ps 
    observation  13, MK-VLBA :PIETOWN , 1300+580, 07:24:21, which fits at -242.0 +/- 78.5 ps 
    observation  26, MK-VLBA :WETTZELL, 0345+460, 07:32:44, which fits at -238.0 +/- 88.5 ps 
    observation 146, MK-VLBA :WETTZELL, 0059+581, 09:10:55, which fits at -246.2 +/- 54.4 ps 
    observation 148, MK-VLBA :PIETOWN , 0016+731, 09:12:14, which fits at -247.3 +/- 75.3 ps 
    observation 149, MK-VLBA :WETTZELL, 0016+731, 09:12:14, which fits at -387.2 +/- 73.2 ps 
    observation 151, MK-VLBA :PIETOWN , NGC6251 , 09:13:45, which fits at -236.8 +/- 76.7 ps 
    observation 152, MK-VLBA :WETTZELL, NGC6251 , 09:13:45, which fits at -258.9 +/- 84.5 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:      153 scheduled 
                     152 correlated (included in the database) 
                     148 recoverable (usable in Solve/nuSolve) 
                     139 used
  Session fit:        60.918 ps
  UT1 formal error:    5.83 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731              6           6        3
  0059+581             12          12       11
  0133+476              9           9        9
  0345+460              6           6        4
  0529+483              6           6        6
  0613+570              6           6        6
  0716+714              6           6        6
  0718+793              3           3        3
  0738+491              6           6        6
  0800+618              6           6        6
  0804+499              3           2        2
  0805+410              6           6        6
  0920+390              3           3        3
  0955+476             12          12       12
  1015+359              3           3        3
  1040+244              9           9        9
  1053+815              3           3        3
  1101+384              3           3        3
  1111+149              3           3        3
  1144+402              3           3        3
  1156+295              3           3        3
  1212+171              3           3        3
  1226+373              3           3        3
  3C274                 6           6        5
  1300+580              9           9        8
  1308+328              3           3        3
  1324+224              3           3        3
  1342+662              3           3        3
  NGC6251               3           3        0
  1803+784              3           3        1
  ------------  ---------  ----------   ------
  Source Total        153         152      139

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