                                                                BULLETIN B 418
                                        			2 December 2022   
    
 Contents are described in https://hpiers.obspm.fr/iers/bul/bulb_new/bulletinb.pdf 
	
 1 - DAILY FINAL VALUES OF x, y, UT1-UTC, dX, dY
 Angular unit is milliarcsecond (mas), time unit is millisecond (ms). 
 Upgraded solution from March 1 2017 - consistent with ITRF 2014.
 
       DATE     MJD       x       y      UT1-UTC      dX     dY     x err    y err   UT1 err  dX err  dY err
    (0 h UTC)            mas     mas       ms         mas    mas     mas      mas      ms     mas     mas

 Final values 

 Mean formal error      0.026    0.020    0.0110    0.033  0.082 
 
2022  10   2   59854  280.092  257.931   -4.3864    0.289 -0.153    0.026    0.020    0.0123  0.086  0.093
2022  10   3   59855  278.478  255.746   -4.0146    0.335 -0.178    0.026    0.021    0.0122  0.085  0.091
2022  10   4   59856  276.607  253.527   -3.5590    0.377 -0.174    0.026    0.021    0.0137  0.084  0.089
2022  10   5   59857  274.352  251.450   -3.2281    0.419 -0.171    0.025    0.021    0.0111  0.084  0.087
2022  10   6   59858  272.409  249.284   -3.0816    0.413 -0.159    0.025    0.021    0.0108  0.084  0.086
2022  10   7   59859  270.869  246.728   -3.1810    0.393 -0.144    0.025    0.020    0.0100  0.084  0.086
2022  10   8   59860  269.464  244.272   -3.5337    0.370 -0.130    0.025    0.020    0.0099  0.084  0.086
2022  10   9   59861  267.436  242.181   -4.0628    0.345 -0.116    0.025    0.020    0.0097  0.084  0.086
2022  10  10   59862  265.240  239.987   -4.6541    0.320 -0.102    0.025    0.020    0.0095  0.084  0.086
2022  10  11   59863  263.701  237.885   -5.1692    0.295 -0.088    0.025    0.020    0.0114  0.084  0.086
2022  10  12   59864  262.046  235.701   -5.5011    0.271 -0.074    0.025    0.020    0.0119  0.084  0.087
2022  10  13   59865  260.021  233.734   -5.5722    0.294 -0.044    0.025    0.020    0.0118  0.084  0.087
2022  10  14   59866  256.936  232.102   -5.4362    0.330 -0.010    0.025    0.020    0.0117  0.083  0.087
2022  10  15   59867  254.063  230.356   -5.1876    0.335 -0.015    0.026    0.020    0.0116  0.083  0.088
2022  10  16   59868  251.206  228.893   -4.9099    0.327 -0.034    0.026    0.020    0.0115  0.083  0.088
2022  10  17   59869  248.052  227.286   -4.6783    0.352 -0.079    0.026    0.021    0.0112  0.083  0.087
2022  10  18   59870  245.102  225.158   -4.5660    0.394 -0.137    0.026    0.020    0.0113  0.083  0.085
2022  10  19   59871  243.041  222.898   -4.5814    0.407 -0.163    0.026    0.020    0.0110  0.082  0.084
2022  10  20   59872  240.817  221.191   -4.7645    0.413 -0.180    0.026    0.020    0.0109  0.082  0.084
2022  10  21   59873  237.688  219.313   -5.1434    0.419 -0.197    0.026    0.020    0.0108  0.082  0.083
2022  10  22   59874  234.606  217.522   -5.7243    0.398 -0.185    0.027    0.020    0.0107  0.082  0.082
2022  10  23   59875  231.878  216.031   -6.4986    0.368 -0.162    0.027    0.020    0.0106  0.081  0.080
2022  10  24   59876  230.043  214.645   -7.4339    0.337 -0.139    0.027    0.020    0.0113  0.081  0.079
2022  10  25   59877  228.137  213.232   -8.4121    0.307 -0.116    0.028    0.020    0.0108  0.081  0.078
2022  10  26   59878  226.115  211.747   -9.2591    0.303 -0.092    0.028    0.020    0.0103  0.080  0.076
2022  10  27   59879  223.756  210.409   -9.8856    0.307 -0.068    0.028    0.020    0.0109  0.080  0.075
2022  10  28   59880  220.823  208.832  -10.2779    0.310 -0.083    0.029    0.020    0.0108  0.080  0.073
2022  10  29   59881  217.709  207.418  -10.3958    0.312 -0.114    0.029    0.021    0.0107  0.079  0.070
2022  10  30   59882  214.473  206.229  -10.3095    0.314 -0.145    0.030    0.021    0.0105  0.079  0.068
2022  10  31   59883  211.345  205.237  -10.1927    0.316 -0.177    0.030    0.021    0.0100  0.078  0.066
2022  11   1   59884  208.514  204.211  -10.1774    0.319 -0.208    0.030    0.020    0.0097  0.078  0.064

 Preliminary extension 
2022  11   2   59885  206.235  203.545  -10.4065    0.346 -0.189    0.030    0.020    0.0098  0.078  0.062
2022  11   3   59886  203.841  202.359  -10.9528    0.379 -0.156    0.030    0.021    0.0093  0.077  0.059
2022  11   4   59887  201.481  201.351  -11.8134    0.413 -0.124    0.031    0.020    0.0092  0.077  0.058
2022  11   5   59888  199.406  200.703  -12.8173    0.389 -0.091    0.031    0.020    0.0092  0.077  0.058
2022  11   6   59889  197.886  199.787  -13.8349    0.345 -0.059    0.031    0.020    0.0092  0.077  0.059
2022  11   7   59890  196.432  198.987  -14.7273    0.300 -0.027    0.031    0.020    0.0093  0.077  0.060
2022  11   8   59891  194.583  198.423  -15.4466    0.255  0.005    0.031    0.020    0.0093  0.078  0.061
2022  11   9   59892  192.694  197.561  -15.9684    0.253 -0.007    0.031    0.020    0.0093  0.078  0.062
2022  11  10   59893  190.371  196.718  -16.2500    0.263 -0.031    0.031    0.020    0.0093  0.078  0.063
2022  11  11   59894  187.823  195.886  -16.2981    0.266 -0.043    0.031    0.020    0.0093  0.079  0.064
2022  11  12   59895  185.363  195.071  -16.0842    0.267 -0.051    0.031    0.021    0.0094  0.079  0.066
2022  11  13   59896  183.218  193.990  -15.8142    0.268 -0.060    0.031    0.021    0.0095  0.079  0.067
2022  11  14   59897  181.774  192.800  -15.5422    0.269 -0.068    0.031    0.021    0.0095  0.080  0.068
2022  11  15   59898  181.084  192.169  -15.3540    0.270 -0.076    0.031    0.021    0.0096  0.080  0.069
2022  11  16   59899  180.608  192.086  -15.3127    0.303 -0.102    0.031    0.022    0.0096  0.080  0.070
2022  11  17   59900  179.894  192.230  -15.4720    0.344 -0.132    0.032    0.022    0.0097  0.081  0.070
2022  11  18   59901  178.574  192.665  -15.8593    0.386 -0.162    0.032    0.022    0.0097  0.081  0.071
2022  11  19   59902  176.616  192.952  -16.4342    0.238 -0.076    0.032    0.022    0.0098  0.500  0.500
2022  11  20   59903  174.676  192.935  -17.1386    0.225 -0.083    0.032    0.023    0.0099  0.500  0.500
2022  11  21   59904  172.472  192.696  -17.9303    0.219 -0.087    0.032    0.023    0.0100  0.500  0.500
2022  11  22   59905  170.137  192.562  -18.6930    0.222 -0.088    0.032    0.023    0.0101  0.500  0.500
2022  11  23   59906  167.859  192.138  -19.3173    0.231 -0.086    0.033    0.024    0.0103  0.500  0.500
2022  11  24   59907  165.812  191.628  -19.6933    0.243 -0.083    0.033    0.024    0.0104  0.500  0.500
2022  11  25   59908  163.449  191.395  -19.7997    0.254 -0.080    0.034    0.025    0.0105  0.500  0.500
2022  11  26   59909  160.442  191.189  -19.7538    0.261 -0.078    0.034    0.025    0.0106  0.500  0.500
2022  11  27   59910  156.981  190.829  -19.5517    0.263 -0.076    0.035    0.026    0.0107  0.500  0.500
2022  11  28   59911  153.172  190.282  -19.3328    0.260 -0.076    0.036    0.027    0.0109  0.500  0.500
2022  11  29   59912  149.875  189.754  -19.2062    0.252 -0.076    0.037    0.028    0.0110  0.500  0.500
2022  11  30   59913  146.992  189.830  -19.2977    0.242 -0.076    0.038    0.028    0.0112  0.500  0.500
2022  12   1   59914  144.057  190.096  -19.5686    0.231 -0.075    0.040    0.030    0.0115  0.500  0.500
 
	
 2 - DAILY FINAL VALUES OF CELESTIAL POLE OFFSETS dPsi1980 & dEps1980
  dPsi1980   dEps1980 ....dPsi,dEps / IAU 1980 precession-nutation model      
 Description : ftp://hpiers.obspm.fr/iers/bul/bulb_new/bulletinb.pdf
 The Reference Systems are described in the 2006 IERS Annual Report.
 
       DATE     MJD    dPsi1980   dEps1980  sig dPsi  sig dEps   
    (0 h UTC)             mas        mas      mas       mas   

2022  10   2   59854  -117.763    -8.633     0.216     0.093
2022  10   3   59855  -117.380    -8.681     0.214     0.091
2022  10   4   59856  -116.777    -8.672     0.211     0.089
2022  10   5   59857  -116.158    -8.550     0.211     0.087
2022  10   6   59858  -115.892    -8.306     0.211     0.086
2022  10   7   59859  -115.963    -8.047     0.211     0.086
2022  10   8   59860  -116.181    -7.889     0.211     0.086
2022  10   9   59861  -116.323    -7.852     0.211     0.086
2022  10  10   59862  -116.330    -7.871     0.211     0.086
2022  10  11   59863  -116.344    -7.899     0.211     0.086
2022  10  12   59864  -116.517    -7.950     0.211     0.087
2022  10  13   59865  -116.707    -8.023     0.211     0.087
2022  10  14   59866  -116.793    -8.078     0.209     0.087
2022  10  15   59867  -116.700    -8.075     0.209     0.088
2022  10  16   59868  -116.365    -7.987     0.209     0.088
2022  10  17   59869  -115.804    -7.935     0.209     0.087
2022  10  18   59870  -115.200    -8.015     0.209     0.085
2022  10  19   59871  -114.747    -8.164     0.206     0.084
2022  10  20   59872  -114.446    -8.265     0.206     0.084
2022  10  21   59873  -114.344    -8.197     0.206     0.083
2022  10  22   59874  -114.532    -7.927     0.206     0.082
2022  10  23   59875  -114.866    -7.589     0.204     0.080
2022  10  24   59876  -115.163    -7.341     0.204     0.079
2022  10  25   59877  -115.318    -7.265     0.204     0.078
2022  10  26   59878  -115.297    -7.349     0.201     0.076
2022  10  27   59879  -115.222    -7.492     0.201     0.075
2022  10  28   59880  -115.143    -7.612     0.201     0.073
2022  10  29   59881  -115.022    -7.628     0.199     0.070
2022  10  30   59882  -114.810    -7.575     0.199     0.068
2022  10  31   59883  -114.492    -7.538     0.196     0.066
2022  11   1   59884  -114.100    -7.544     0.196     0.064


 3 - EARTH ANGULAR VELOCITY : DAILY FINAL VALUES OF LOD, OMEGA AT 0hUTC
 
 LOD     : Excess of the Length of day - 86400 s TAI 
 OMEGA   : Earth angular velocity  
 Description: ftp://hpiers.obspm.fr/iers/bul/bulb_new/bulletinb.pdf
 
    DATE        MJD     LOD     sigma      OMEGA           sigma        
 (0 h UTC)              ms       ms        mas/ms          mas/ms

2022  10   2   59854 -0.4904  0.0066  15.04106726404    0.00000000115 
2022  10   3   59855 -0.4785  0.0066  15.04106726197    0.00000000115 
2022  10   4   59856 -0.4129  0.0066  15.04106725055    0.00000000115 
2022  10   5   59857 -0.2727  0.0067  15.04106722614    0.00000000117 
2022  10   6   59858 -0.0290  0.0067  15.04106718372    0.00000000117 
2022  10   7   59859  0.2299  0.0066  15.04106713865    0.00000000115 
2022  10   8   59860  0.4475  0.0066  15.04106710077    0.00000000115 
2022  10   9   59861  0.5515  0.0066  15.04106708266    0.00000000115 
2022  10  10   59862  0.5668  0.0066  15.04106708000    0.00000000115 
2022  10  11   59863  0.4419  0.0066  15.04106710174    0.00000000115 
2022  10  12   59864  0.2017  0.0067  15.04106714356    0.00000000117 
2022  10  13   59865 -0.0324  0.0067  15.04106718431    0.00000000117 
2022  10  14   59866 -0.1958  0.0067  15.04106721276    0.00000000117 
2022  10  15   59867 -0.2708  0.0068  15.04106722581    0.00000000118 
2022  10  16   59868 -0.2692  0.0068  15.04106722553    0.00000000118 
2022  10  17   59869 -0.1717  0.0068  15.04106720856    0.00000000118 
2022  10  18   59870 -0.0332  0.0067  15.04106718445    0.00000000117 
2022  10  19   59871  0.1434  0.0068  15.04106715371    0.00000000118 
2022  10  20   59872  0.2754  0.0067  15.04106713073    0.00000000117 
2022  10  21   59873  0.4368  0.0068  15.04106710263    0.00000000118 
2022  10  22   59874  0.6618  0.0068  15.04106706346    0.00000000118 
2022  10  23   59875  0.8786  0.0060  15.04106702572    0.00000000104 
2022  10  24   59876  0.9730  0.0069  15.04106700928    0.00000000120 
2022  10  25   59877  0.9253  0.0069  15.04106701759    0.00000000120 
2022  10  26   59878  0.7382  0.0070  15.04106705016    0.00000000122 
2022  10  27   59879  0.4920  0.0070  15.04106709302    0.00000000122 
2022  10  28   59880  0.2273  0.0070  15.04106713910    0.00000000122 
2022  10  29   59881  0.0224  0.0071  15.04106717477    0.00000000124 
2022  10  30   59882 -0.0878  0.0071  15.04106719396    0.00000000124 
2022  10  31   59883 -0.0697  0.0072  15.04106719080    0.00000000125 
2022  11   1   59884  0.1100  0.0070  15.04106715952    0.00000000122 


 4 - INFORMATION ON TIME SCALES 
     
         
     TAI - UTC = 37 s.         during period [59854-59884]

     No leap second introduced during period [59854-59884]

     All information concerning time scales : 
	 - leap seconds announcements : Bulletin C 
	 - DUT1 announcements (UT1-UTC with 0.1 s accuracy) : Bulletin D
      can be found at : 
         - web site : http://hpiers.obspm.fr/eop-pc/
         - anonymous ftp://hpiers.obspm.fr/iers/ 


 5 - SUMMARY OF CONTRIBUTED EARTH ORIENTATION PARAMETERS SERIES
 This section gives the average precision of the individual series, some of them
 contributing to the combination (*) and their average agreement with it. 
 The period covered is that one of Bulletin B. 
 
    Units :  micro-arc-seconds for x/y/dX/dY        micro-seconds for UT1/LOD
-----------------------------------------------------------------------------
  EOP series             first line  : Mean  formal  uncertainty
  Periods covered        second line : Weighted RMS agreement with Bulletin B
-----------------------------------------------------------------------------
                                x     y    UT1   LOD   dX    dY   Data Number		

 VLBI Standards


 BKG       
 bkg2020a.eoxy                118   108     8     -    16    51      13
 59854.31 to 59879.27         212   193    21     -    39    88

 GSFC      
 gsf2020a.eoxy                115   103     8    23    17    56      12
 59854.31 to 59879.27         571   169    34    17    34    52

 IAA       
 iaa2021a.eops                 32    41     2     -    10    26       8
 59859.25 to 59879.27         162   290    12     -    55    48

 USNO      
 usn2022c.eoxy                 22    29     1     -     9    23       8
 59857.21 to 59879.27          47    29    19     -    21    30

 IVS      *
 ivs20r1X.eops                 17    26     1     -     7    18       8
 59857.22 to 59879.28          96    55    17     -     7     5

 OPA      *
 opa2021a.eops                 81   137    10     -    48   115       0
 59879.27 to 00008.00         295   406    34     -   716   398

 

 VLBI Intensive

 GSI      *
 gsiint2c.eopi                  -     -     6     -     -     -       9
 59854.33 to 59882.33           -     -    33     -     -     -

 BKG      *
 bkg2020.eopi                   -     -     8     -     -     -      47
 59854.33 to 59883.79           -     -    85     -     -     -

 GSFC     *
 gsf2020a.eopi                  -     -    12     -     -     -      48
 59854.33 to 59884.00           -     -    35     -     -     -

 IAA      *
 iaa2021a.eopi                  -     -    19     -     -     -      64
 59854.33 to 59883.79           -     -    92     -     -     -

 USNO     *
 usn2022c.eopi                  -     -     9     -     -     -      47
 59854.33 to 59884.00           -     -    43     -     -     -

 OPA       
 opa2021i.eopi                  -     -    13     -     -     -      31
 59854.33 to 59883.79           -     -   276     -     -     -


 GPS

 CODE      
 COD*ERP_R                      5     5     -     0     -     -      30
 59854.50 to 59883.50          36    24     -    18     -     -

 JPL       
 jpl*.erp                       9    10     -     7     -     -      30
 59854.50 to 59883.50          41    34     -    26     -     -

 GFZ       
 gfz*.erp                       8     9     -     2     -     -      30
 59854.50 to 59883.50          37    35     -    14     -     -

 ESOC      
 esa*.erp                       7     9     -     3     -     -      30
 59854.50 to 59883.50          38    33     -    12     -     -

 SIO       
 sio*.erp                      24    22     -     9     -     -      30
 59854.50 to 59883.50          47    37     -    19     -     -

 EMR       
 emr*.erp                      29    29     -     9     -     -      30
 59854.50 to 59883.50          45    31     -    21     -     -

 IAA       
 gnss.res                       0     0     -     0     -     -      21
 59856.50 to 59883.50          59    77     -    32     -     -

 GRGS      
 grg*.erp                     228   228     -     0     -     -      30
 59854.50 to 59883.50          26    25     -    16     -     -

 ASI       
 asi*.erp                       9     9     -     0     -     -      23
 59861.50 to 59883.50          46    36     -    56     -     -

 MIT       
 mit*.erp                      13    12     -     2     -     -      30
 59854.50 to 59883.50          45    37     -    15     -     -

 IGR      *
 igs96p02.erp                  10    11     -     2     -     -      30
 59854.50 to 59883.50          36    30     -    13     -     -

 IGS      *
 igs00p03.erp                   3     3     -     0     -     -      30
 59854.50 to 59883.50          37    32     -    15     -     -


 SLR

 MCC       
 tg*.02                       189   186     -    36     -     -      30
 59854.00 to 59884.00         155   162     -   230     -     -

 IAA       
 slr_v.dat                    122    95     -     6     -     -      18
 59854.00 to 59884.00         342   191     -    57     -     -

 ASI       
 asi.*.eops                    85    82     -    19     -     -      30
 59854.50 to 59883.50         331   171     -    93     -     -

 ILRS     *
 ilrsa.eop                     40    39     -     8     -     -      30
 59854.50 to 59883.50         255   149     -    37     -     -


 BULLETIN A

 NEOS      
 mark3.out                     24    21     6     -     -     -      31
 59854.00 to 59884.00          56    29    33     -     -     -

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