USNO Analysis Report for Q19049 ($19FEB18XK) 
       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:   10 

    ISHIOKA :SESHAN25, 3C418   , 07:00:00 --- not in data base: probable G- or H- code in one or both bands
    ISHIOKA :SESHAN25, 1803+784, 07:01:24 --- not in data base: probable G- or H- code in one or both bands
    NYALES20:SESHAN25, 3C418   , 07:00:00 --- not in data base: probable G- or H- code in one or both bands
    NYALES20:SESHAN25, 1803+784, 07:01:24 --- not in data base: probable G- or H- code in one or both bands
    NYALES20:WETTZELL, 3C418   , 07:00:00 --- not in data base: probable G- or H- code in one or both bands
    SESHAN25:WETTZ13N, 3C418   , 07:00:00 --- not in data base: probable G- or H- code in one or both bands
    SESHAN25:WETTZ13N, 1803+784, 07:01:24 --- not in data base: probable G- or H- code in one or both bands
    SESHAN25:WETTZELL, 3C418   , 07:00:00 --- not in data base: probable G- or H- code in one or both bands
    SESHAN25:WETTZELL, 1803+784, 07:01:24 --- not in data base: probable G- or H- code in one or both bands
    WETTZ13N:WETTZELL, 0716+714, 07:04:28 --- not in data base: probable G- or H- code in one or both bands

Number of observations not usable by the software:    15 

    observation  41, WETTZ13N:WETTZELL, 0529+483, 07:05:47, quality codes - S:4, X:8 
    observation 144, ISHIOKA :NYALES20, 2209+236, 07:22:57, quality codes - S:0, X:9 
    observation 148, NYALES20:SESHAN25, 2209+236, 07:22:57, quality codes - S:0, X:0 
    observation 214, ISHIOKA :NYALES20, 1803+784, 07:33:06, quality codes - S:0, X:0 
    observation 218, NYALES20:SESHAN25, 1803+784, 07:33:06, quality codes - S:0, X:0 
    observation 219, NYALES20:WETTZ13N, 1803+784, 07:33:06, quality codes - S:0, X:0 
    observation 220, NYALES20:WETTZELL, 1803+784, 07:33:06, quality codes - S:0, X:0 
    observation 358, ISHIOKA :NYALES20, 2209+236, 07:55:52, quality codes - S:0, X:0 
    observation 362, NYALES20:SESHAN25, 2209+236, 07:55:52, quality codes - S:0, X:0 
    observation 363, NYALES20:WETTZ13N, 2209+236, 07:55:52, quality codes - S:0, X:0 
    observation 364, NYALES20:WETTZELL, 2209+236, 07:55:52, quality codes - S:0, X:0 
    observation 388, ISHIOKA :NYALES20, 0017+200, 07:59:46, quality codes - S:0, X:0 
    observation 392, NYALES20:SESHAN25, 0017+200, 07:59:46, quality codes - S:0, X:0 
    observation 393, NYALES20:WETTZ13N, 0017+200, 07:59:46, quality codes - S:0, X:0 
    observation 394, NYALES20:WETTZELL, 0017+200, 07:59:46, quality codes - S:0, X:0 

Number of observations rejected during analysis:       7 

    observation   4, NYALES20:WETTZ13N, 3C418   , 07:00:10, which fits at   440.4 +/- 31.0 ps 
    observation 138, NYALES20:WETTZ13N, 3C371   , 07:20:52, which fits at  3206.2 +/- 21.7 ps 
    observation 173, WETTZ13N:WETTZELL, 2318+049, 07:26:07, which fits at -1532.0 +/- 26.0 ps 
    observation 209, NYALES20:WETTZ13N, 3C418   , 07:31:31, which fits at   463.8 +/- 53.5 ps 
    observation 210, NYALES20:WETTZELL, 3C418   , 07:31:31, which fits at   401.2 +/- 38.2 ps 
    observation 382, NYALES20:SESHAN25, 2318+049, 07:58:15, which fits at   198.1 +/- 55.1 ps 
    observation 385, SESHAN25:WETTZ13N, 2318+049, 07:58:15, which fits at  -162.4 +/- 46.5 ps 

Other comments: None. 

Parameterization: 
   14 parameters: 
     UT1 offset 
     atmosphere offset for:
         ISHIOKA NYALES20 SESHAN25 WETTZ13N WETTZELL
     clock offset (0), first order term (1), and/or second order term (2) for:
         NYALES20 (0,1) SESHAN25 (0,1) WETTZ13N (0,1) WETTZELL (0,1)

Clock breaks: None

Session Statistics 

  Observations:      406 scheduled 
                     396 correlated (included in the database) 
                     381 recoverable (usable in Solve/nuSolve) 
                     374 used
  Session fit:        28.524 ps
  UT1 formal error:    2.75 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731             20          20       20
  0017+200             20          20       16
  0059+581             20          20       20
  0133+476             20          20       20
  NRAO150               1           1        1
  0529+483             20          20       19
  0613+570             20          20       20
  0716+714             20          19       19
  0804+499             10          10       10
  0814+425             10          10       10
  0955+476              1           1        1
  1030+415              3           3        3
  1039+811             20          20       20
  1053+704             20          20       20
  1803+784             20          16       12
  3C371                20          20       19
  1849+670             20          20       20
  2000+472             20          20       20
  3C418                20          15       12
  2113+293             10          10       10
  2141+175             10          10       10
  2144+092             10          10       10
  2209+236             20          20       14
  2215+150             11          11       11
  2229+695             20          20       20
  2318+049             20          20       17
  ------------  ---------  ----------   ------
  Source Total        406         396      374

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