USNO Analysis Report for I19031 ($19JAN31XU) 
       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 

    WETTZ13N:WETTZELL, 2209+236, 19:16:53 --- not in data base: probable G- or H- code in one or both bands

Number of observations not usable by the software:    11 

    observation 16, KOKEE   :WETTZ13N, 0016+731, 18:41:45, quality codes - S:0, X:0 
    observation 17, KOKEE   :WETTZELL, 0016+731, 18:41:45, quality codes - S:0, X:0 
    observation 43, KOKEE   :SVETLOE , NGC6251 , 19:00:34, quality codes - S:0, X:9 
    observation 49, KOKEE   :SVETLOE , 2229+695, 19:08:10, quality codes - S:8, X:0 
    observation 55, KOKEE   :SVETLOE , 2319+317, 19:12:41, quality codes - S:0, X:9 
    observation 56, KOKEE   :WETTZ13N, 2319+317, 19:12:41, quality codes - S:9, X:0 
    observation 61, KOKEE   :WETTZ13N, 2209+236, 19:16:53, quality codes - S:9, X:0 
    observation 62, KOKEE   :WETTZELL, 2209+236, 19:16:53, quality codes - S:9, X:0 
    observation 70, KOKEE   :SVETLOE , 0016+731, 19:24:35, quality codes - S:0, X:0 
    observation 71, KOKEE   :WETTZ13N, 0016+731, 19:24:35, quality codes - S:0, X:0 
    observation 72, KOKEE   :WETTZELL, 0016+731, 19:24:35, quality codes - S:0, X:0 

Number of observations rejected during analysis:      27 

    The WETTZ13N:WETTZELL baseline was deselected, accounting for 14 observations.

    After deselecting the following observations, there were not enough scans on the KOKEE:SVETLOE
    baseline and the baseline was completely deselected, accounting for 6 observations.
        observation  1, KOKEE   :SVETLOE , 1128+385, 18:30:23 
        observation 10, KOKEE   :SVETLOE , 1746+470, 18:38:44 
        observation 19, KOKEE   :SVETLOE , 1803+784, 18:43:14 
 
    observation 13, SVETLOE :WETTZ13N, 1746+470, 18:38:44, which fits at -2500.2 +/- 32.9 ps 
    observation 14, SVETLOE :WETTZELL, 1746+470, 18:38:44, which fits at  2361.9 +/- 45.0 ps 
    observation 22, SVETLOE :WETTZ13N, 1803+784, 18:43:14, which fits at -2434.6 +/- 16.5 ps 
    observation 23, SVETLOE :WETTZELL, 1803+784, 18:43:14, which fits at -2445.9 +/- 33.8 ps 
    observation 31, SVETLOE :WETTZ13N, 2113+293, 18:49:57, which fits at  2320.1 +/- 23.2 ps 
    observation 32, SVETLOE :WETTZELL, 2113+293, 18:49:57, which fits at -2448.8 +/- 36.5 ps 
    observation 58, SVETLOE :WETTZ13N, 2319+317, 19:12:41, which fits at -2342.5 +/- 45.4 ps 

Other comments: None. 

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

Clock breaks: None

Session Statistics 

  Observations:       76 scheduled 
                      75 correlated (included in the database) 
                      64 recoverable (usable in Solve/nuSolve) 
                      37 used
  Session fit:        31.018 ps
  UT1 formal error:   12.18 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731              9           9        2
  1128+385              6           6        4
  1300+580              3           3        2
  1418+546             12          12        8
  NGC6251               3           3        2
  1746+470              6           6        2
  1803+784              6           6        2
  3C371                 3           3        2
  2113+293              6           6        2
  2141+175              3           3        2
  2209+236              3           2        0
  2229+695              9           9        6
  2319+317              6           6        2
  2356+385              1           1        1
  ------------  ---------  ----------   ------
  Source Total         76          75       37

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