USNO Analysis Report for Q19294 ($19OCT21XK) 
       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:     5 

    observation  96, WETTZ13N:WETTZELL, 1417+385, 07:16:12, quality codes - S:4, X:9 
    observation 126, WETTZ13N:WETTZELL, 1502+036, 07:21:39, quality codes - S:1, X:9 
    observation 174, WETTZ13N:WETTZELL, 1726+455, 07:33:17, quality codes - S:4, X:8 
    observation 214, NYALES20:WETTZ13N, 2229+695, 07:41:01, quality codes - S:3, X:9 
    observation 264, WETTZ13N:WETTZELL, 1128+385, 07:52:04, quality codes - S:4, X:8 

Number of observations rejected during analysis:      22 

    observation  30, WETTZ13N:WETTZELL, 1849+670, 07:03:57, which fits at -1112.9 +/- 26.7 ps 
    observation  60, WETTZ13N:WETTZELL, 2229+695, 07:09:27, which fits at  2987.2 +/- 28.0 ps 
    observation  78, WETTZ13N:WETTZELL, 1606+106, 07:12:45, which fits at -3611.8 +/- 29.6 ps 
    observation  90, WETTZ13N:WETTZELL, 1751+288, 07:14:48, which fits at -3230.8 +/- 27.7 ps 
    observation 114, WETTZ13N:WETTZELL, 1156+295, 07:19:10, which fits at  3050.3 +/- 28.0 ps 
    observation 132, WETTZ13N:WETTZELL, 1053+704, 07:23:21, which fits at -3214.3 +/- 26.9 ps 
    observation 150, WETTZ13N:WETTZELL, 1806+456, 07:28:29, which fits at  3113.5 +/- 28.5 ps 
    observation 156, WETTZ13N:WETTZELL, 1758+388, 07:29:53, which fits at -2587.5 +/- 27.5 ps 
    observation 210, WETTZ13N:WETTZELL, 0718+793, 07:39:41, which fits at -2190.7 +/- 27.6 ps 
    observation 215, NYALES20:WETTZELL, 2229+695, 07:41:01, which fits at  2969.2 +/- 29.7 ps 
    observation 228, WETTZ13N:WETTZELL, 1849+670, 07:43:09, which fits at   290.2 +/- 27.0 ps 
    observation 240, WETTZ13N:WETTZELL, 1732+389, 07:45:12, which fits at   747.6 +/- 27.2 ps 
    observation 246, WETTZ13N:WETTZELL, 1751+288, 07:46:12, which fits at  1711.5 +/- 27.1 ps 
    observation 252, WETTZ13N:WETTZELL, 1639+230, 07:47:28, which fits at -1601.5 +/- 27.5 ps 
    observation 258, WETTZ13N:WETTZELL, 2309+454, 07:49:30, which fits at 25105.3 +/- 29.9 ps 
    observation 259, ISHIOKA :NYALES20, 1128+385, 07:52:04, which fits at   182.8 +/- 46.9 ps 
    observation 260, ISHIOKA :WETTZ13N, 1128+385, 07:52:04, which fits at   205.5 +/- 50.8 ps 
    observation 261, ISHIOKA :WETTZELL, 1128+385, 07:52:04, which fits at   208.2 +/- 38.3 ps 
    observation 282, WETTZ13N:WETTZELL, 1417+385, 07:55:13, which fits at  1232.0 +/- 27.8 ps 
    observation 288, WETTZ13N:WETTZELL, 1606+106, 07:56:22, which fits at   738.2 +/- 28.0 ps 
    observation 294, WETTZ13N:WETTZELL, 1502+036, 07:57:31, which fits at -2747.8 +/- 28.7 ps 
    observation 301, WETTZ13N:WETTZELL, 1351-018, 07:59:37, which fits at  -739.5 +/- 27.8 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:      302 scheduled 
                     302 correlated (included in the database) 
                     297 recoverable (usable in Solve/nuSolve) 
                     275 used
  Session fit:        33.557 ps
  UT1 formal error:    3.60 microsec 

Source Performance 

                    Number of Observations

                Scheduled  Correlated*    Used    

  0016+731             12          12       12
  0059+581             12          12       12
  0133+476             12          12       12
  0202+319              6           6        6
  0716+714              6           6        6
  0718+793             12          12       11
  1039+811              6           6        6
  1053+704              6           6        5
  1128+385             12          12        8
  1144+402             12          12       12
  1156+295              6           6        5
  1324+224             12          12       12
  1351-018              1           1        0
  1417+385             12          12       10
  1502+036             12          12       10
  1546+027              6           6        6
  1606+106             12          12       10
  NRAO512              12          12       12
  1639+230              6           6        5
  1726+455             12          12       11
  1732+389             12          12       11
  1749+096              1           1        1
  1751+288             12          12       10
  1758+388              6           6        5
  1803+784             12          12       12
  1806+456              6           6        5
  3C371                12          12       12
  1849+670             12          12       10
  2000+472             12          12       12
  3C418                12          12       12
  2229+695             12          12        9
  2309+454              6           6        5
  ------------  ---------  ----------   ------
  Source Total        302         302      275

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