BKG Analysis Report for S21355 (21DEC21VJ)
       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 Anastasiia Girdiuk, 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   16, MACGO12M:WETTZ13S, 1745+624, 19:58:59, which fits at 217.1 +/- 40.9 ps
    observation   20, MACGO12M:WETTZ13S, 2355-106, 20:02:07, which fits at 206.2 +/- 39.2 ps
    observation   42, MACGO12M:WETTZ13S, 1745+624, 20:20:38, which fits at 176.3 +/- 40.0 ps
    observation   59, MACGO12M:WETTZ13S, 2355-106, 20:33:44, which fits at 223.0 +/- 39.3 ps

Other comments: 
    The vgosDb BKG analysis output is available at
    ftp://ivs.bkg.bund.de/pub/vlbi/ivsdata/vgosdb_bkg/21DEC21VJ.tgz

Parameterization: 
    6 parameters:
     UT1 offset
     atmosphere offset for:
         MACGO12M WETTZ13S
     clock offset (0), first order term (1), and/or second order term (2) for:
         MACGO12M (0,1,2)

Clock breaks: None.

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

Session Statistics 

  Observations:       71 scheduled (included in correlation report)
                      71 correlated (included in database) 
                      71 recoverable (usable in Solve/nuSolve) 
                      67 used 
  Session fit:        36.935 ps
  UT1 formal error:    5.570 microsec

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


Source Performance 

                    Number of Observations

             Scheduled(*)  Correlated*    Used    


  0016+731              2           2        2
  0019+058              1           1        1
  0054+161              1           1        1
  0059+581              2           2        2
  0109+224              1           1        1
  0133+476              1           1        1
  0454+844              2           2        2
  0602+673              2           2        2
  0716+714              2           2        2
  0718+793              2           2        2
  1053+704              2           2        2
  1144+402              1           1        1
  1300+580              2           2        2
  1357+769              2           2        2
  1636+473              1           1        1
  1745+624              2           2        0
  1746+470              1           1        1
  1803+784              3           3        3
  1849+670              2           2        2
  2000+472              2           2        2
  2113+293              2           2        2
  2141+175              2           2        2
  2144+092              2           2        2
  2149+056              2           2        2
  2209+236              2           2        2
  2214+350              2           2        2
  2215+150              2           2        2
  2227-088              1           1        1
  2229+695              2           2        2
  2250+194              2           2        2
  2254+074              2           2        2
  2318+049              2           2        2
  2319+317              2           2        2
  2335-027              2           2        2
  2355-106              2           2        0
  2356+385              2           2        2
     3C371              2           2        2
     3C446              2           2        2
   NGC6251              2           2        2
  ------------  ---------  ----------   ------
  Source Total         71          71       67

 *  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.