BKG Analysis Report for i21112 (21APR22XU)
       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:    14

    observation    4,           NRAO512, KOKEE   :WETTZELL, 18:33:34, quality codes - S:9, X:0
    observation    8,          0322+222, KOKEE   :WETTZELL, 18:38:31, quality codes - S:9, X:0
    observation    9,          0415+398, KOKEE   :SVETLOE , 18:41:24, quality codes - S:8, X:9
    observation   11,          0415+398, SVETLOE :WETTZELL, 18:41:24, quality codes - S:9, X:9
    observation   13,          1053+815, KOKEE   :SVETLOE , 18:49:29, quality codes - S:9, X:9
    observation   15,          1053+815, SVETLOE :WETTZELL, 18:49:29, quality codes - S:9, X:9
    observation   20,          0718+793, KOKEE   :WETTZELL, 18:56:52, quality codes - S:9, X:0
    observation   24,          0322+222, KOKEE   :WETTZELL, 19:05:19, quality codes - S:9, X:0
    observation   25,          0307+380, KOKEE   :SVETLOE , 19:07:31, quality codes - S:9, X:9
    observation   27,          0307+380, SVETLOE :WETTZELL, 19:07:31, quality codes - S:9, X:9
    observation   28,          0016+731, KOKEE   :SVETLOE , 19:11:05, quality codes - S:8, X:8
    observation   36,          0322+222, KOKEE   :WETTZELL, 19:20:26, quality codes - S:9, X:0
    observation   40,          0133+476, KOKEE   :SVETLOE , 19:25:56, quality codes - S:9, X:8
    observation   42,          0133+476, SVETLOE :WETTZELL, 19:25:56, quality codes - S:9, X:9

Number of observations rejected during analysis:       0


Other comments: 
    The vgosDb BKG analysis output is available at
    ftp://ivs.bkg.bund.de/pub/vlbi/ivsdata/vgosdb_bkg/21APR22XU.tgz

Parameterization: 
   10 parameters:
     UT1 offset
     atmosphere offset for:
         KOKEE    SVETLOE  WETTZELL
     clock offset (0), first order term (1), and/or second order term (2) for:
         KOKEE(0,1,2) SVETLOE (0,1,2)

Clock breaks: None.

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

Session Statistics 

  Observations:       43 scheduled (included in correlation report)
                      43 correlated (included in database) 
                      29 recoverable (usable in Solve/nuSolve) 
                      29 used 
  Session fit:        42.070 ps
  UT1 formal error:   10.890 microsec

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


Source Performance 

                    Number of Observations

             Scheduled(*)  Correlated*    Used    


  0016+731              3           3        2
  0059+581              3           3        3
  0133+476              3           3        1
  0307+380              6           6        4
  0322+222              3           3        0
  0415+398              3           3        1
  0529+483              1           1        1
  0602+673              1           1        1
  0716+714              1           1        1
  0718+793              1           1        0
  1053+815              3           3        1
  1636+473              3           3        3
  1639+230              3           3        3
  1746+470              1           1        1
  1803+784              3           3        3
  2229+695              3           3        3
     3C371              1           1        1
   NRAO512              1           1        0
  ------------  ---------  ----------   ------
  Source Total         43          43       29

 *  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.