USNO Analysis Report for Q18351 ($18DEC17XK) 
       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:    5 

    WETTZ13N:WETTZELL, 1300+580, 07:06:39 --- not correlated in S-band 
    WETTZ13N:WETTZELL, 0613+570, 07:22:45 --- not correlated in S-band 
    WETTZ13N:WETTZELL, 0059+581, 07:27:43 --- not correlated in S-band 
    WETTZ13N:WETTZELL, 1418+546, 07:39:01 --- not correlated in S-band 
    ISHIOKA :WETTZ13N, NRAO512 , 07:48:33 --- not in database

Number of observations not usable by the software:     2 

    observation 114, WETTZ13N:WETTZELL, 2000+472, 07:36:56, quality codes - S:4, X:8 
    observation 155, WETTZ13N:WETTZELL, 0059+581, 07:50:37, quality codes - S:4, X:8 

Number of observations rejected during analysis:      25 

    The WETTZ13N:WETTZELL baseline was deselected.

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:      186 scheduled 
                     181 correlated (included in the database) 
                     179 recoverable (usable in Solve/nuSolve) 
                     154 used
  Session fit:        28.633 ps
  UT1 formal error:    3.79 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0059+581             12          11       10
  0133+476             12          12       10
  0552+398             12          12       10
  1053+815              6           6        5
  1300+580              6           5        5
  1418+546              6           5        5
  NRAO512              12          11        9
  1726+455             12          12       10
  1749+096             12          12       10
  1803+784              6           6        5
  3C371                 6           6        5
  3C418                12          12       10
  0613+570             12          11       10
  1800+440              6           6        5
  2000+472              6           6        5
  2229+695              6           6        5
  0529+483             12          12       10
  0716+714              6           6        5
  1053+704              6           6        5
  0016+731              6           6        5
  1751+288             12          12       10
  ------------  ---------  ----------   ------
  Source Total        186         181      154

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