BKG Analysis Report for v23171 (20230620-v23171)
       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 Gerald Engelhardt, Federal Agency for Cartography and Geodesy (BKG),
    Spoolfile source: interactive nuSolve analysis.) 

Problems: None.

Number of observations rejected during correlation:    0

Number of observations not usable by the software:     0

Number of observations rejected during analysis:       4

    observation   27, KOKEE12M:WETTZ13S, 0642+449, 18:53:26, which fits at 130.0 +/- 32.5 ps
    observation   34, KOKEE12M:WETTZ13S, 0748+126, 19:00:10, which fits at 144.4 +/- 32.7 ps
    observation   40, KOKEE12M:WETTZ13S, 0642+449, 19:05:34, which fits at 143.6 +/- 32.4 ps
    observation   44, KOKEE12M:WETTZ13S, 0748+126, 19:09:39, which fits at 185.0 +/- 32.7 ps

Other comments: 
    The vgosDb BKG analysis output is available at
    ftp://ivs.bkg.bund.de/pub/vlbi/ivsdata/vgosdb_bkg/20230620-v23171.tgz

Parameterization: 
    6 parameters:
     UT1 offset
     atmosphere offset for:
         KOKEE12M WETTZ13S
     clock offset (0), first order term (1), and/or second order term (2) for:
         WETTZ13S (0,1,2)

Clock breaks: None.

-----------------------------------------

Session Statistics 

  Observations:       65 scheduled (included in correlation report)
                      65 correlated (included in database) 
                      65 recoverable (usable in Solve/nuSolve) 
                      61 used 
  Session fit:        31.021 ps
  UT1 formal error:    4.220 microsec

-----------------------------------------


Source Performance 

                    Number of Observations

             Scheduled(*)  Correlated*    Used    


  0016+731              1           1        1
  0059+581              4           4        4
  0345+460              5           5        5
  0529+483              4           4        4
  0552+398              3           3        3
  0602+673              3           3        3
  0613+570              5           5        5
  0642+449              2           2        0
  0716+714              2           2        2
  0729+259              4           4        4
  0738+491              5           5        5
  0743+277              2           2        2
  0748+126              2           2        0
  0759+183              2           2        2
  0805+410              5           5        5
  0814+425              3           3        3
  1053+704              1           1        1
  1803+784              2           2        2
  2113+293              3           3        3
  2214+350              2           2        2
  2229+695              1           1        1
  2309+454              4           4        4
  ------------  ---------  ----------   ------
  Source Total         65          65       61

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