USNO Analysis Report for I18120 ($18APR30XU) 
       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 solve/nuSolve analysis.) 

Problems: None. 

Number of observations rejected during correlation:    1 
    Observation  3, 0133+476, 18:37:25, has no S-band component.

Number of observations not usable by the software:     3
    Observation  8, 0340+362, 18:50:07, quality codes - S:9, X:0
    Observation 14, 0446+112, 19:12:50, quality codes - S:0, X:9
    Observaiton 15, 0340+362, 19:16:50, quality codes - S:9, X:0

Number of observations rejected during analysis:       0 

Other comments: None. 

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

Clock breaks: None

Session Statistics 

  Observations:       19 scheduled 
                      18 correlated (included in the database) 
                      15 recoverable (usable in Solve/nuSolve) 
                      15 used
  Session fit:        28.849 ps
  UT1 formal error:    7.57 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0059+581              1           1        1
  0133+476              1           0        0
  0307+380              2           2        2
  0340+362              2           2        0
  0415+398              1           1        1
  0446+112              1           1        0
  0529+483              2           2        2
  0716+714              1           1        1
  NGC6251               1           1        1
  1636+473              1           1        1
  NRAO512               1           1        1
  1639+230              1           1        1
  1803+784              1           1        1
  1800+440              1           1        1
  3C371                 1           1        1
  2229+695              1           1        1
  ------------  ---------  ----------   ------
  Source Total         19          18       15

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