USNO Analysis Report for Q20132 ($20MAY11XK) 
       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:     6 

    observation 152, ISHIOKA :WETTZ13N, 1636+473, 07:32:13, quality codes - S:0, X:9 
    observation 224, ISHIOKA :WETTZ13N, 0256-005, 07:48:40, quality codes - S:0, X:0 
    observation 225, ISHIOKA :WETTZELL, 0256-005, 07:48:40, quality codes - S:0, X:0 
    observation 226, NYALES20:WETTZ13N, 0256-005, 07:48:40, quality codes - S:0, X:0 
    observation 227, NYALES20:WETTZELL, 0256-005, 07:48:40, quality codes - S:0, X:0 
    observation 252, WETTZ13N:WETTZELL, 0133+476, 07:53:30, quality codes - S:3, X:8 

Number of observations rejected during analysis:      11 

    observation  72, WETTZ13N:WETTZELL, 0738+491, 07:13:00, which fits at  -903.4 +/- 22.0 ps 
    observation  90, WETTZ13N:WETTZELL, 0215+015, 07:18:17, which fits at  2588.1 +/- 19.2 ps 
    observation  96, WETTZ13N:WETTZELL, 0322+222, 07:19:31, which fits at -2576.4 +/- 18.1 ps 
    observation 102, WETTZ13N:WETTZELL, 0420+022, 07:20:38, which fits at   501.2 +/- 19.3 ps 
    observation 132, WETTZ13N:WETTZELL, 2229+695, 07:26:35, which fits at -2628.7 +/- 16.7 ps 
    observation 168, WETTZ13N:WETTZELL, 1053+704, 07:35:03, which fits at  1947.1 +/- 22.8 ps 
    observation 222, WETTZ13N:WETTZELL, 0738+491, 07:45:09, which fits at  1171.4 +/- 17.1 ps 
    observation 223, ISHIOKA :NYALES20, 0256-005, 07:48:40, which fits at   163.8 +/- 54.7 ps 
    observation 228, WETTZ13N:WETTZELL, 0256-005, 07:48:40, which fits at 25711.5 +/- 25.3 ps 
    observation 240, WETTZ13N:WETTZELL, 0420+022, 07:51:08, which fits at  3130.5 +/- 19.8 ps 
    observation 270, WETTZ13N:WETTZELL, 2229+695, 07:57:01, which fits at  1497.2 +/- 16.9 ps 

Other comments: None. 

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

Clock breaks: None

Session Statistics 

  Observations:      282 scheduled 
                     282 correlated (included in the database) 
                     276 recoverable (usable in Solve/nuSolve) 
                     265 used
  Session fit:        25.091 ps
  UT1 formal error:    3.37 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731             12          12       12
  0059+581             12          12       12
  0133+476             12          12       11
  0202+319             12          12       12
  0215+015              6           6        5
  0256-005              6           6        0
  0322+222             12          12       11
  0420+022             12          12       10
  0529+483             12          12       12
  0552+398             12          12       12
  0613+570             12          12       12
  0642+449             12          12       12
  0716+714             12          12       12
  0718+793              6           6        6
  0738+491             12          12       10
  0805+410             12          12       12
  0814+425             12          12       12
  0955+476             12          12       12
  1039+811             12          12       12
  1053+704             12          12       11
  1417+385              6           6        6
  1504+377              6           6        6
  1636+473              6           6        5
  1803+784              6           6        6
  3C371                12          12       12
  1849+670             12          12       12
  2229+695             12          12       10
  ------------  ---------  ----------   ------
  Source Total        282         282      265

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