                                                                BULLETIN B 419
                                        			2 January 2023   
    
 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      0.031    0.020    0.0094    0.027  0.063 
 
2022  11   2   59885  206.235  203.545  -10.4065    0.327 -0.194    0.030    0.020    0.0098  0.074  0.085
2022  11   3   59886  203.841  202.359  -10.9528    0.338 -0.167    0.030    0.021    0.0093  0.074  0.084
2022  11   4   59887  201.477  201.353  -11.8134    0.348 -0.141    0.030    0.020    0.0091  0.073  0.082
2022  11   5   59888  199.403  200.700  -12.8173    0.332 -0.107    0.031    0.020    0.0091  0.073  0.080
2022  11   6   59889  197.880  199.789  -13.8349    0.305 -0.070    0.031    0.020    0.0091  0.072  0.077
2022  11   7   59890  196.436  198.985  -14.7274    0.278 -0.033    0.031    0.020    0.0090  0.072  0.075
2022  11   8   59891  194.574  198.424  -15.4466    0.251  0.004    0.031    0.020    0.0091  0.071  0.073
2022  11   9   59892  192.696  197.558  -15.9684    0.255 -0.011    0.031    0.020    0.0089  0.071  0.072
2022  11  10   59893  190.367  196.722  -16.2302    0.266 -0.039    0.031    0.020    0.0092  0.070  0.072
2022  11  11   59894  187.822  195.880  -16.2520    0.270 -0.051    0.031    0.020    0.0092  0.070  0.071
2022  11  12   59895  185.361  195.076  -16.0839    0.270 -0.058    0.031    0.020    0.0092  0.069  0.069
2022  11  13   59896  183.217  193.981  -15.8151    0.270 -0.064    0.031    0.020    0.0091  0.068  0.067
2022  11  14   59897  181.786  192.794  -15.5444    0.270 -0.070    0.031    0.021    0.0089  0.068  0.066
2022  11  15   59898  181.089  192.167  -15.3549    0.271 -0.077    0.031    0.021    0.0101  0.067  0.064
2022  11  16   59899  180.613  192.084  -15.3236    0.280 -0.098    0.031    0.021    0.0097  0.067  0.062
2022  11  17   59900  179.894  192.217  -15.4871    0.293 -0.123    0.030    0.020    0.0095  0.067  0.061
2022  11  18   59901  178.587  192.658  -15.8559    0.305 -0.148    0.031    0.021    0.0094  0.066  0.060
2022  11  19   59902  176.631  192.939  -16.4100    0.300 -0.151    0.031    0.021    0.0092  0.066  0.058
2022  11  20   59903  174.678  192.941  -17.1134    0.288 -0.146    0.031    0.021    0.0091  0.065  0.056
2022  11  21   59904  172.482  192.686  -17.8985    0.276 -0.141    0.031    0.021    0.0089  0.065  0.055
2022  11  22   59905  170.135  192.562  -18.6627    0.264 -0.136    0.031    0.021    0.0105  0.064  0.054
2022  11  23   59906  167.864  192.125  -19.2839    0.266 -0.133    0.031    0.021    0.0101  0.064  0.053
2022  11  24   59907  165.815  191.634  -19.6773    0.271 -0.130    0.031    0.021    0.0100  0.064  0.052
2022  11  25   59908  163.449  191.394  -19.8119    0.276 -0.128    0.031    0.022    0.0097  0.064  0.052
2022  11  26   59909  160.439  191.188  -19.7408    0.285 -0.116    0.032    0.022    0.0095  0.063  0.051
2022  11  27   59910  156.985  190.819  -19.5486    0.297 -0.101    0.032    0.022    0.0094  0.063  0.050
2022  11  28   59911  153.168  190.278  -19.3141    0.308 -0.086    0.032    0.022    0.0094  0.063  0.049
2022  11  29   59912  149.881  189.736  -19.2085    0.319 -0.070    0.032    0.022    0.0093  0.062  0.048
2022  11  30   59913  146.998  189.837  -19.3120    0.330 -0.055    0.033    0.022    0.0091  0.062  0.048
2022  12   1   59914  144.039  190.129  -19.6037    0.316 -0.080    0.033    0.022    0.0090  0.062  0.047

 Preliminary extension 
2022  12   2   59915  141.086  190.030  -20.0182    0.294 -0.116    0.033    0.022    0.0087  0.062  0.046
2022  12   3   59916  138.520  189.588  -20.4483    0.312 -0.127    0.034    0.022    0.0086  0.062  0.045
2022  12   4   59917  135.739  189.603  -20.8072    0.345 -0.130    0.034    0.023    0.0086  0.061  0.044
2022  12   5   59918  132.594  189.134  -21.0271    0.378 -0.132    0.034    0.023    0.0085  0.061  0.043
2022  12   6   59919  130.232  188.808  -21.0546    0.411 -0.134    0.034    0.023    0.0084  0.061  0.043
2022  12   7   59920  127.807  188.906  -20.8581    0.389 -0.115    0.034    0.022    0.0084  0.061  0.043
2022  12   8   59921  125.554  188.684  -20.5106    0.352 -0.092    0.034    0.022    0.0084  0.062  0.043
2022  12   9   59922  123.046  188.942  -19.9756    0.316 -0.068    0.033    0.022    0.0084  0.062  0.043
2022  12  10   59923  120.029  189.212  -19.3729    0.320 -0.083    0.033    0.022    0.0084  0.062  0.044
2022  12  11   59924  117.054  189.516  -18.7181    0.340 -0.114    0.033    0.022    0.0084  0.063  0.045
2022  12  12   59925  114.481  189.313  -18.1249    0.360 -0.144    0.033    0.022    0.0085  0.063  0.046
2022  12  13   59926  112.236  189.379  -17.6366    0.380 -0.174    0.033    0.022    0.0085  0.064  0.047
2022  12  14   59927  110.080  189.730  -17.3307    0.379 -0.176    0.033    0.022    0.0086  0.064  0.049
2022  12  15   59928  107.814  190.648  -17.1034    0.373 -0.170    0.032    0.023    0.0088  0.065  0.051
2022  12  16   59929  105.268  191.670  -17.0618    0.260 -0.130    0.032    0.023    0.0090  0.500  0.500
2022  12  17   59930  102.593  192.207  -17.1432    0.246 -0.137    0.032    0.023    0.0092  0.500  0.500
2022  12  18   59931  100.158  192.495  -17.3658    0.236 -0.141    0.032    0.024    0.0095  0.500  0.500
2022  12  19   59932   98.207  192.799  -17.7194    0.232 -0.142    0.032    0.024    0.0098  0.500  0.500
2022  12  20   59933   96.716  193.086  -17.9744    0.235 -0.139    0.032    0.025    0.0100  0.500  0.500
2022  12  21   59934   95.771  193.354  -18.1213    0.243 -0.135    0.032    0.025    0.0103  0.500  0.500
2022  12  22   59935   94.886  193.944  -18.0864    0.252 -0.130    0.032    0.026    0.0106  0.500  0.500
2022  12  23   59936   93.465  194.921  -17.9020    0.260 -0.126    0.032    0.026    0.0109  0.500  0.500
2022  12  24   59937   91.398  196.124  -17.5841    0.263 -0.124    0.032    0.027    0.0111  0.500  0.500
2022  12  25   59938   88.395  197.111  -17.3120    0.262 -0.123    0.032    0.027    0.0114  0.500  0.500
2022  12  26   59939   85.208  197.393  -17.2332    0.256 -0.124    0.032    0.028    0.0116  0.500  0.500
2022  12  27   59940   82.047  197.828  -17.4628    0.246 -0.126    0.032    0.028    0.0119  0.500  0.500
2022  12  28   59941   78.264  198.386  -17.9280    0.234 -0.127    0.033    0.029    0.0122  0.500  0.500
2022  12  29   59942   74.734  198.596  -18.4743    0.222 -0.127    0.034    0.030    0.0125  0.500  0.500
2022  12  30   59943   71.296  199.200  -18.9936    0.213 -0.125    0.035    0.031    0.0128  0.500  0.500
2022  12  31   59944   67.058  200.115  -19.4357    0.210 -0.122    0.036    0.032    0.0131  0.500  0.500
2023   1   1   59945   62.725  200.896  -19.7534    0.214 -0.118    0.038    0.033    0.0136  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  11   2   59885  -113.700    -7.501     0.186     0.085
2022  11   3   59886  -113.392    -7.399     0.186     0.084
2022  11   4   59887  -113.257    -7.249     0.184     0.082
2022  11   5   59888  -113.353    -7.066     0.184     0.080
2022  11   6   59889  -113.543    -6.869     0.181     0.077
2022  11   7   59890  -113.659    -6.688     0.181     0.075
2022  11   8   59891  -113.660    -6.582     0.178     0.073
2022  11   9   59892  -113.571    -6.657     0.178     0.072
2022  11  10   59893  -113.564    -6.849     0.176     0.072
2022  11  11   59894  -113.631    -7.013     0.176     0.071
2022  11  12   59895  -113.596    -7.056     0.173     0.069
2022  11  13   59896  -113.352    -6.999     0.171     0.067
2022  11  14   59897  -112.967    -6.958     0.171     0.066
2022  11  15   59898  -112.549    -7.008     0.168     0.064
2022  11  16   59899  -112.120    -7.099     0.168     0.062
2022  11  17   59900  -111.735    -7.093     0.168     0.061
2022  11  18   59901  -111.559    -6.936     0.166     0.060
2022  11  19   59902  -111.782    -6.671     0.166     0.058
2022  11  20   59903  -112.283    -6.399     0.163     0.056
2022  11  21   59904  -112.747    -6.164     0.163     0.055
2022  11  22   59905  -112.985    -5.999     0.161     0.054
2022  11  23   59906  -113.015    -5.992     0.161     0.053
2022  11  24   59907  -112.960    -6.178     0.161     0.052
2022  11  25   59908  -112.800    -6.422     0.161     0.052
2022  11  26   59909  -112.502    -6.504     0.158     0.051
2022  11  27   59910  -112.173    -6.392     0.158     0.050
2022  11  28   59911  -111.939    -6.246     0.158     0.049
2022  11  29   59912  -111.789    -6.198     0.156     0.048
2022  11  30   59913  -111.648    -6.204     0.156     0.048
2022  12   1   59914  -111.563    -6.191     0.156     0.047


 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  11   2   59885  0.3864  0.0070  15.04106711140    0.00000000122 
2022  11   3   59886  0.6985  0.0071  15.04106705707    0.00000000124 
2022  11   4   59887  0.9383  0.0070  15.04106701533    0.00000000122 
2022  11   5   59888  1.0174  0.0070  15.04106700155    0.00000000122 
2022  11   6   59889  0.9653  0.0070  15.04106701062    0.00000000122 
2022  11   7   59890  0.8221  0.0071  15.04106703555    0.00000000124 
2022  11   8   59891  0.6274  0.0071  15.04106706945    0.00000000124 
2022  11   9   59892  0.4106  0.0071  15.04106710719    0.00000000124 
2022  11  10   59893  0.1395  0.0071  15.04106715439    0.00000000124 
2022  11  11   59894 -0.0819  0.0072  15.04106719293    0.00000000125 
2022  11  12   59895 -0.2287  0.0072  15.04106721848    0.00000000125 
2022  11  13   59896 -0.2685  0.0064  15.04106722541    0.00000000111 
2022  11  14   59897 -0.2339  0.0073  15.04106721939    0.00000000127 
2022  11  15   59898 -0.1003  0.0073  15.04106719613    0.00000000127 
2022  11  16   59899  0.0656  0.0073  15.04106716725    0.00000000127 
2022  11  17   59900  0.2558  0.0072  15.04106713414    0.00000000125 
2022  11  18   59901  0.4564  0.0072  15.04106709922    0.00000000125 
2022  11  19   59902  0.6333  0.0072  15.04106706842    0.00000000125 
2022  11  20   59903  0.7403  0.0072  15.04106704979    0.00000000125 
2022  11  21   59904  0.7705  0.0071  15.04106704454    0.00000000124 
2022  11  22   59905  0.6878  0.0070  15.04106705893    0.00000000122 
2022  11  23   59906  0.5125  0.0071  15.04106708945    0.00000000124 
2022  11  24   59907  0.2509  0.0071  15.04106713499    0.00000000124 
2022  11  25   59908  0.0142  0.0071  15.04106717620    0.00000000124 
2022  11  26   59909 -0.1455  0.0070  15.04106720400    0.00000000122 
2022  11  27   59910 -0.2080  0.0070  15.04106721488    0.00000000122 
2022  11  28   59911 -0.1633  0.0065  15.04106720710    0.00000000113 
2022  11  29   59912  0.0128  0.0071  15.04106717644    0.00000000124 
2022  11  30   59913  0.2026  0.0071  15.04106714340    0.00000000124 
2022  12   1   59914  0.3855  0.0071  15.04106711156    0.00000000124 


 4 - INFORMATION ON TIME SCALES 
     
         
     TAI - UTC = 37 s.         during period [59885-59914]

     No leap second introduced during period [59885-59914]

     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                 45    56     2     -    12    31       9
 59887.27 to 59913.21         105   116    15     -    36    38

 GSFC      
 gsf2020a.eoxy                 48    46     3     7    12    32       9
 59887.27 to 59913.21         110   130    19    16    36    15

 IAA       
 iaa2021a.eops                 26    39     2     -     9    24       7
 59887.27 to 59913.21         127   134    17     -    46    20

 USNO      
 usn2022c.eoxy                 26    31     1     -    11    27       8
 59887.27 to 59913.21          58    77    15     -    21    12

 IVS      *
 ivs20r1X.eops                 30    32     1     -    11    27       8
 59887.28 to 59913.21          70    72    15     -     4     5

 OPA      *
 opa2021a.eops                316   486    13     -    45   110       8
 59887.27 to 59913.21        4393  2168    74     -   746   380


 VLBI Intensive

 GSI      *
 gsiint2c.eopi                  -     -     9     -     -     -       4
 59888.33 to 59896.33           -     -    10     -     -     -

 BKG      *
 bkg2022.eopi                   -     -     7     -     -     -      41
 59885.79 to 59913.79           -     -    65     -     -     -

 GSFC     *
 gsf2020a.eopi                  -     -    10     -     -     -      41
 59885.79 to 59913.79           -     -    54     -     -     -

 IAA      *
 iaa2021a.eopi                  -     -    18     -     -     -      55
 59885.79 to 59913.79           -     -    54     -     -     -

 USNO     *
 usn2022c.eopi                  -     -     8     -     -     -      48
 59885.79 to 59913.79           -     -    71     -     -     -

 OPA       
 opa2021i.eopi                  -     -     8     -     -     -      30
 59885.79 to 59913.79           -     -   163     -     -     -


 GPS

 CODE      
 COD*ERP_R                      5     5     -     0     -     -      29
 59885.50 to 59913.50          21    26     -    17     -     -

 JPL       
 jpl*.erp                      10    11     -     5     -     -      29
 59885.50 to 59913.50          29    31     -    22     -     -

 GFZ       
 gfz*.erp                       8     9     -     2     -     -      18
 59885.50 to 59902.50          28    26     -    14     -     -

 ESOC      
 esa*.erp                       8     8     -     3     -     -      25
 59885.50 to 59909.50          33    27     -    14     -     -

 SIO       
 sio*.erp                      25    23     -     8     -     -      25
 59885.50 to 59909.50          49    27     -    23     -     -

 EMR       
 emr*.erp                      29    29     -     8     -     -      25
 59885.50 to 59909.50          30    36     -    17     -     -

 IAA       
 gnss.res                       0     0     -     0     -     -      21
 59885.50 to 59913.50          60    65     -    20     -     -

 GRGS      
 grg*.erp                     230   230     -     0     -     -      25
 59885.50 to 59909.50          26    24     -    12     -     -

 ASI       
 asi*.erp                       9     8     -     0     -     -      11
 59885.50 to 59902.50          56    36     -    44     -     -

 MIT       
 mit*.erp                      13    12     -     2     -     -      25
 59885.50 to 59909.50          28    30     -    15     -     -

 IGR      *
 igs96p02.erp                  13    10     -     2     -     -      29
 59885.50 to 59913.50          23    24     -    11     -     -

 IGS      *
 igs00p03.erp                   4     4     -     0     -     -      28
 59885.50 to 59913.50          25    29     -    15     -     -


 SLR

 MCC       
 tg*.02                       191   183     -    27     -     -      30
 59885.00 to 59914.00         153   114     -   182     -     -

 IAA       
 slr_v.dat                     78    77     -     5     -     -      30
 59885.00 to 59914.00         167   176     -    25     -     -

 ASI       
 asi.*.eops                    99    91     -    20     -     -      29
 59885.50 to 59913.50         253   261     -    68     -     -

 ILRS     *
 ilrsa.eop                     67    61     -    11     -     -      29
 59885.50 to 59913.50         179   178     -    30     -     -


 BULLETIN A

 NEOS      
 mark3.out                     23    23     5     -     -     -      30
 59885.00 to 59914.00          51    45    19     -     -     -

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