USNO Analysis Report for I18263 ($18SEP20XU) 
       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 

    scan 263-1903 of source 1324+224

Number of observations not usable by the software:     8

    observation  4, 0133+476, 18:36:03, quality codes - S:9, X:0
    observation  5, 0340+362, 18:38:43, quality codes - S:9, X:0
    observation 10, 1300+580, 18:51:56, quality codes - S:9, X:0
    observation 11, 0800+618, 18:56:44, quality codes - S:9, X:0
    observation 13, 0016+731, 19:00:47, quality codes - S:9, X:0
    observation 18, 0749+540, 19:16:45, quality codes - S:9, X:0
    observation 20, 1441+252, 19:22:37, quality codes - S:9, X:0
    observation 21, 1520+437, 19:26:36, quality codes - S:9, X:0

Number of observations rejected during analysis:       0 

Other comments: Preliminary solution; the data for SVETLOE have not arrived yet. 

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:       47 scheduled (from all stations---includes SVETLOE)
                      23 scheduled (from available stations---does not include
                                    SVETLOE)
                      22 correlated (included in the database) 
                      14 recoverable (usable in Solve/nuSolve) 
                      14 used
  Session fit:        37.049 ps
  UT1 formal error:   16.01 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731              1           1        0
  0059+581              1           1        1
  0133+476              1           1        0
  0340+362              3           1        0
  0529+483              3           1        1
  0716+714              1           1        1
  0738+491              3           1        1
  0749+540              1           1        0
  0800+618              3           1        0
  0955+476              7           3        3
  1053+815              1           1        1
  1128+385              3           1        1
  1144+402              4           2        2
  1156+295              1           1        1
  1300+580              3           1        0
  1324+224              1           0        0
  1418+546              3           1        1
  1441+252              1           1        0
  1520+437              3           1        0
  1803+784              3           1        1
  ------------  ---------  ----------   ------
  Source Total         47          22       14

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