NASA Analysis Report for P23146 (20230526-p23146)
       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 Sergei Bolotin, NVI, Inc. / NASA Goddard Space Flight Center.
    Spoolfile source: nuSolve solutions.)

Session scheduled at USNO, correlated at WASH and analyzed at NASA

Problems: None.

Number of observations rejected during correlation:    0

Number of observations not usable by the software:     7

    observation    1, HN-VLBA :MK-VLBA , 0422-380, 18:15:08, quality code X: 9 S: 0, fringe code X: ' ' S: ' '
    observation   32, HN-VLBA :MK-VLBA , 0422-380, 18:47:55, quality code X: 9 S: 0, fringe code X: ' ' S: ' '
    observation   51, HN-VLBA :MK-VLBA , 1745+624, 19:07:44, quality code X: 0 S: 0, fringe code X: ' ' S: ' '
    observation   59, HN-VLBA :MK-VLBA , 0534-340, 19:17:46, quality code X: 9 S: 0, fringe code X: ' ' S: ' '
    observation   74, HN-VLBA :MK-VLBA , 3C371   , 19:35:20, quality code X: 0 S: 0, fringe code X: ' ' S: ' '
    observation   77, HN-VLBA :MK-VLBA , 1823+689, 19:37:47, quality code X: 0 S: 0, fringe code X: ' ' S: ' '
    observation   78, HN-VLBA :MK-VLBA , 1745+624, 19:38:48, quality code X: 0 S: 0, fringe code X: ' ' S: ' '

Number of observations rejected during analysis:       2

    observation    9, HN-VLBA :MK-VLBA , 0434-188, 18:22:16, which fits at      350.3 +/-     106.6 ps
    observation   47, HN-VLBA :MK-VLBA , 3C418   , 19:03:54, which fits at      204.2 +/-      66.0 ps

Other comments: None.

Parameterization:
    6 parameters:
     UT1 offset
     atmosphere offset for:
         HN-VLBA MK-VLBA
     clock offset, first order term, and second order term for:
         MK-VLBA

Clock breaks:  None

Session statistics

  Observations:       82 scheduled
                      82 correlated (included in the database)
                      75 recoverable (usable in Solve/nuSolve)
                      73 used
  Session fit:        41.249 ps
  UT1 formal error:    6.02 microsec

Source Performance

                    Number of Observations

                Scheduled  Correlated*    Used

  0016+731              1           1        1
  0237-027              1           1        1
  CTA26                 3           3        3
  0338-214              3           3        3
  0346-279              3           3        3
  0347-211              3           3        3
  0400-319              2           2        2
  0402-362              2           2        2
  0403-132              3           3        3
  0405-385              1           1        1
  0414-189              3           3        3
  0420+022              2           2        2
  0420-014              2           2        2
  0422+004              2           2        2
  0422-380              2           2        0
  0434-188              3           3        2
  0436-129              3           3        3
  0454+844              2           2        2
  0454-234              2           2        2
  0458-020              1           1        1
  0534-340              1           1        0
  0537-286              1           1        1
  0601-172              1           1        1
  0606-223              1           1        1
  0718+793              2           2        2
  1039+811              2           2        2
  1053+815              2           2        2
  1357+769              1           1        1
  NGC6251               2           2        2
  1745+624              3           3        1
  1803+784              2           2        2
  3C371                 2           2        1
  1823+689              3           3        2
  1842+681              3           3        3
  1849+670              3           3        3
  2017+743              2           2        2
  3C418                 2           2        1
  2229+695              1           1        1
  2309+454              1           1        1
  2319+444              1           1        1
  2353+816              1           1        1
  2356+385              1           1        1
  ------------  ---------  ----------   ------
  Source Total         82          82       73

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