                                                                               
      **********************************************************************   
      *                                                                    *   
      *                   I E R S   B U L L E T I N - A                    *   
      *                                                                    *   
      *           Rapid Service/Prediction of Earth Orientation            *   
      **********************************************************************   
      18 March 2021                                       Vol. XXXIV No. 011   
      ______________________________________________________________________   
      GENERAL INFORMATION:                                                     
         To receive this information electronically, contact:                  
            ser7@maia.usno.navy.mil or use                                     
            <http://maia.usno.navy.mil/docrequest.html>                        
         MJD = Julian Date - 2 400 000.5 days                                  
         UT2-UT1 = 0.022 sin(2*pi*T) - 0.012 cos(2*pi*T)                       
                                     - 0.006 sin(4*pi*T) + 0.007 cos(4*pi*T)   
            where pi = 3.14159265... and T is the date in Besselian years.     
         TT = TAI + 32.184 seconds                                             
         DUT1= (UT1-UTC) transmitted with time signals                         
             =  -0.2 seconds beginning 02 May 2019 at 0000 UTC                 
         Beginning 1 January 2017:                                             
            TAI-UTC = 37.000 000 seconds                                       
     ***********************************************************************
     *                                                                     *
     *             There will NOT be a leap second introduced              *
     *                   in UTC at the end of June 2021                    *
     *                                                                     *
     * The US Naval Observatory's Rapid Service/Prediction Center website  *
     * (maia.usno.navy.mil) must undergo modernization and has been        *
     * offline since 24 October 2019. The expected completion of work and  *
     * return of service will be no earlier than Summer of 2021.           *
     *                                                                     *
     * Although the Bulletin A makes several references to maia, the       *
     * paragraph above supersedes any information contained in the         *
     * Bulletin A text.                                                    *
     *                                                                     *
     * Updated EOPs are available at NASA's Archive of Space Geodesy Data: *
     *   https://cddis.nasa.gov/archive/products/iers                      *
     *   ftps://gdc.cddis.eosdis.nasa.gov/products/iers                    *
     * Daily EOP data may be available here by 18:00 UTC, and Bulletin A   *
     * EOP data may be available by 20:00 UTC.                             *
     * For additional information on accessing CDDIS, please refer to:     *
     *   https://cddis.nasa.gov/About/CDDIS_File_Download_FAQ.html         *
     *                                                                     *
     * Updated EOPs may also be available at IERS:                         *
     *   https://datacenter.iers.org/eop.php                               *
     * EOP data files are uploaded directly from USNO to this site each    *
     * day. For further information, contact the IERS directly.            *
     *                                                                     *
     * Users should verify results obtained from these sites; we cannot    *
     * guarantee the integrity or timeliness of files provided at          *
     * third-party sites.                                                  *
     *                                                                     *
     * Questions and enquiries about EOPs can be emailed to the            *
     * following address:                                                  *
     *   usn.ncr.navobsydc.mbx.eopcp@mail.mil                              *
     *                                                                     *
     * Distribution statement A.                                           *
     *   Approved for public release: distribution unlimited.              *
     *                                                                     *
     ***********************************************************************
     ________________________________________________________________________  
       The contributed observations used in the preparation of this Bulletin   
       are available at <http://www.usno.navy.mil/USNO/earth-orientation/      
       eo-info/general/input-data>. The contributed analysis results are based 
       on data from Very Long Baseline Interferometry (VLBI), Satellite Laser  
       Ranging (SLR), the Global Positioning System (GPS) satellites, Lunar    
       Laser Ranging (LLR), and meteorological predictions of variations in    
       Atmospheric Angular Momentum (AAM).                                     
     ________________________________________________________________________  
                                                                               
      COMBINED EARTH ORIENTATION PARAMETERS:                                   
                                                                               
                              IERS Rapid Service                               
              MJD      x    error     y    error   UT1-UTC   error             
                       "      "       "      "        s        s               
   21  3 12  59285 0.06059 .00009 0.38777 .00009 -0.171088 0.000014          
   21  3 13  59286 0.06175 .00009 0.38936 .00009 -0.171294 0.000013          
   21  3 14  59287 0.06305 .00009 0.39097 .00009 -0.171602 0.000009          
   21  3 15  59288 0.06430 .00009 0.39254 .00009 -0.171937 0.000005          
   21  3 16  59289 0.06524 .00009 0.39421 .00009 -0.172211 0.000004          
   21  3 17  59290 0.06566 .00009 0.39589 .00009 -0.172361 0.000003          
   21  3 18  59291 0.06583 .00009 0.39747 .00009 -0.172367 0.000055          
                                                                               
      _______________________________________________________________________  
                                                                               
      PREDICTIONS:                                                             
      The following formulas will not reproduce the predictions given below,   
      but may be used to extend the predictions beyond the end of this table.  
                                                                               
      x =  0.1273 - 0.0939 cos A + 0.0571 sin A + 0.0263 cos C - 0.0175 sin C  
      y =  0.3619 + 0.0511 cos A + 0.0866 sin A - 0.0175 cos C - 0.0263 sin C  
         UT1-UTC = -0.1505 + 0.00022 (MJD - 59299) - (UT2-UT1)                 
                                                                               
      where A = 2*pi*(MJD-59291)/365.25 and C = 2*pi*(MJD-59291)/435.          
                                                                               
         TAI-UTC(MJD 59292) = 37.0                                             
      The accuracy may be estimated from the expressions:                      
      S x,y = 0.00068 (MJD-59291)**0.80   S t = 0.00025 (MJD-59291)**0.75      
      Estimated accuracies are:  Predictions     10 d   20 d   30 d   40 d     
                                 Polar coord's  0.004  0.007  0.010  0.013     
                                 UT1-UTC        0.0014 0.0024 0.0032 0.0040    
                                                                               
                    MJD      x(arcsec)   y(arcsec)   UT1-UTC(sec)              
       2021  3 19  59292       0.0660      0.3988     -0.17223         
       2021  3 20  59293       0.0663      0.4001     -0.17194         
       2021  3 21  59294       0.0669      0.4012     -0.17156         
       2021  3 22  59295       0.0675      0.4023     -0.17115         
       2021  3 23  59296       0.0683      0.4034     -0.17078         
       2021  3 24  59297       0.0690      0.4045     -0.17049         
       2021  3 25  59298       0.0697      0.4057     -0.17036         
       2021  3 26  59299       0.0703      0.4069     -0.17047         
       2021  3 27  59300       0.0709      0.4080     -0.17085         
       2021  3 28  59301       0.0715      0.4091     -0.17150         
       2021  3 29  59302       0.0722      0.4102     -0.17229         
       2021  3 30  59303       0.0729      0.4112     -0.17307         
       2021  3 31  59304       0.0736      0.4122     -0.17371         
       2021  4  1  59305       0.0744      0.4132     -0.17413         
       2021  4  2  59306       0.0752      0.4141     -0.17431         
       2021  4  3  59307       0.0760      0.4151     -0.17425         
       2021  4  4  59308       0.0768      0.4160     -0.17405         
       2021  4  5  59309       0.0777      0.4169     -0.17381         
       2021  4  6  59310       0.0786      0.4177     -0.17362         
       2021  4  7  59311       0.0796      0.4185     -0.17355         
       2021  4  8  59312       0.0806      0.4194     -0.17362         
       2021  4  9  59313       0.0817      0.4202     -0.17380         
       2021  4 10  59314       0.0828      0.4210     -0.17408         
       2021  4 11  59315       0.0838      0.4218     -0.17440         
       2021  4 12  59316       0.0849      0.4226     -0.17471         
       2021  4 13  59317       0.0861      0.4234     -0.17497         
       2021  4 14  59318       0.0872      0.4242     -0.17514         
       2021  4 15  59319       0.0884      0.4249     -0.17520         
       2021  4 16  59320       0.0896      0.4256     -0.17513         
       2021  4 17  59321       0.0908      0.4263     -0.17496         
       2021  4 18  59322       0.0921      0.4270     -0.17471         
       2021  4 19  59323       0.0933      0.4277     -0.17442         
       2021  4 20  59324       0.0946      0.4284     -0.17418         
       2021  4 21  59325       0.0959      0.4290     -0.17404         
       2021  4 22  59326       0.0972      0.4297     -0.17410         
       2021  4 23  59327       0.0986      0.4303     -0.17441         
       2021  4 24  59328       0.0999      0.4309     -0.17498         
       2021  4 25  59329       0.1013      0.4314     -0.17576         
       2021  4 26  59330       0.1027      0.4320     -0.17665         
       2021  4 27  59331       0.1040      0.4326     -0.17748         
       2021  4 28  59332       0.1054      0.4331     -0.17810         
       2021  4 29  59333       0.1069      0.4336     -0.17844         
       2021  4 30  59334       0.1083      0.4341     -0.17847         
       2021  5  1  59335       0.1097      0.4345     -0.17828         
       2021  5  2  59336       0.1112      0.4350     -0.17798         
       2021  5  3  59337       0.1126      0.4354     -0.17767         
       2021  5  4  59338       0.1141      0.4358     -0.17744         
       2021  5  5  59339       0.1156      0.4362     -0.17733         
       2021  5  6  59340       0.1171      0.4365     -0.17733         
       2021  5  7  59341       0.1186      0.4369     -0.17742         
       2021  5  8  59342       0.1201      0.4372     -0.17756         
       2021  5  9  59343       0.1216      0.4375     -0.17769         
       2021  5 10  59344       0.1231      0.4378     -0.17776         
       2021  5 11  59345       0.1246      0.4380     -0.17772         
       2021  5 12  59346       0.1262      0.4382     -0.17752         
       2021  5 13  59347       0.1277      0.4384     -0.17717         
       2021  5 14  59348       0.1293      0.4386     -0.17665         
       2021  5 15  59349       0.1308      0.4387     -0.17600         
       2021  5 16  59350       0.1324      0.4389     -0.17527         
       2021  5 17  59351       0.1339      0.4390     -0.17453         
       2021  5 18  59352       0.1355      0.4391     -0.17386         
       2021  5 19  59353       0.1371      0.4391     -0.17332         
       2021  5 20  59354       0.1387      0.4391     -0.17300         
       2021  5 21  59355       0.1403      0.4392     -0.17292         
       2021  5 22  59356       0.1418      0.4391     -0.17307         
       2021  5 23  59357       0.1434      0.4391     -0.17338         
       2021  5 24  59358       0.1450      0.4390     -0.17373         
       2021  5 25  59359       0.1466      0.4389     -0.17396         
       2021  5 26  59360       0.1482      0.4388     -0.17395         
       2021  5 27  59361       0.1498      0.4387     -0.17366         
       2021  5 28  59362       0.1514      0.4385     -0.17310         
       2021  5 29  59363       0.1530      0.4383     -0.17237         
       2021  5 30  59364       0.1546      0.4381     -0.17161         
       2021  5 31  59365       0.1562      0.4379     -0.17090         
       2021  6  1  59366       0.1578      0.4376     -0.17031         
       2021  6  2  59367       0.1594      0.4374     -0.16984         
       2021  6  3  59368       0.1610      0.4370     -0.16947         
       2021  6  4  59369       0.1625      0.4367     -0.16914         
       2021  6  5  59370       0.1641      0.4363     -0.16881         
       2021  6  6  59371       0.1657      0.4360     -0.16843         
       2021  6  7  59372       0.1673      0.4356     -0.16793         
       2021  6  8  59373       0.1688      0.4351     -0.16729         
       2021  6  9  59374       0.1704      0.4347     -0.16648         
       2021  6 10  59375       0.1719      0.4342     -0.16551         
       2021  6 11  59376       0.1735      0.4337     -0.16440         
       2021  6 12  59377       0.1750      0.4332     -0.16321         
       2021  6 13  59378       0.1766      0.4326     -0.16198         
       2021  6 14  59379       0.1781      0.4320     -0.16080         
       2021  6 15  59380       0.1796      0.4314     -0.15974         
       2021  6 16  59381       0.1811      0.4308     -0.15884         
       2021  6 17  59382       0.1826      0.4302     -0.15815         
       2021  6 18  59383       0.1841      0.4295     -0.15767         
       2021  6 19  59384       0.1856      0.4288     -0.15735         
       2021  6 20  59385       0.1870      0.4281     -0.15711         
       2021  6 21  59386       0.1885      0.4274     -0.15681         
       2021  6 22  59387       0.1899      0.4266     -0.15634         
       2021  6 23  59388       0.1913      0.4258     -0.15561         
       2021  6 24  59389       0.1928      0.4250     -0.15461         
       2021  6 25  59390       0.1942      0.4242     -0.15342         
       2021  6 26  59391       0.1956      0.4233     -0.15216         
       2021  6 27  59392       0.1969      0.4225     -0.15094         
       2021  6 28  59393       0.1983      0.4216     -0.14984         
       2021  6 29  59394       0.1996      0.4207     -0.14888         
       2021  6 30  59395       0.2010      0.4197     -0.14805         
       2021  7  1  59396       0.2023      0.4188     -0.14729         
       2021  7  2  59397       0.2036      0.4178     -0.14654         
       2021  7  3  59398       0.2048      0.4168     -0.14575         
       2021  7  4  59399       0.2061      0.4158     -0.14485         
       2021  7  5  59400       0.2073      0.4147     -0.14381         
       2021  7  6  59401       0.2086      0.4137     -0.14261         
       2021  7  7  59402       0.2098      0.4126     -0.14125         
       2021  7  8  59403       0.2110      0.4115     -0.13976         
       2021  7  9  59404       0.2121      0.4104     -0.13816         
       2021  7 10  59405       0.2133      0.4092     -0.13654         
       2021  7 11  59406       0.2144      0.4081     -0.13495         
       2021  7 12  59407       0.2155      0.4069     -0.13347         
       2021  7 13  59408       0.2166      0.4057     -0.13218         
       2021  7 14  59409       0.2177      0.4045     -0.13110         
       2021  7 15  59410       0.2187      0.4033     -0.13024         
       2021  7 16  59411       0.2197      0.4020     -0.12954         
       2021  7 17  59412       0.2207      0.4008     -0.12895         
       2021  7 18  59413       0.2217      0.3995     -0.12833         
       2021  7 19  59414       0.2226      0.3982     -0.12761         
       2021  7 20  59415       0.2236      0.3969     -0.12668         
       2021  7 21  59416       0.2245      0.3956     -0.12552         
       2021  7 22  59417       0.2254      0.3943     -0.12417         
       2021  7 23  59418       0.2262      0.3929     -0.12273         
       2021  7 24  59419       0.2270      0.3915     -0.12132         
       2021  7 25  59420       0.2279      0.3902     -0.12002         
       2021  7 26  59421       0.2286      0.3888     -0.11890         
       2021  7 27  59422       0.2294      0.3874     -0.11794         
       2021  7 28  59423       0.2301      0.3859     -0.11710         
       2021  7 29  59424       0.2308      0.3845     -0.11632         
       2021  7 30  59425       0.2315      0.3831     -0.11553         
       2021  7 31  59426       0.2322      0.3816     -0.11466         
       2021  8  1  59427       0.2328      0.3802     -0.11367         
       2021  8  2  59428       0.2334      0.3787     -0.11255         
       2021  8  3  59429       0.2339      0.3772     -0.11128         
       2021  8  4  59430       0.2345      0.3757     -0.10988         
       2021  8  5  59431       0.2350      0.3742     -0.10839         
       2021  8  6  59432       0.2355      0.3727     -0.10687         
       2021  8  7  59433       0.2359      0.3712     -0.10538         
       2021  8  8  59434       0.2364      0.3696     -0.10401         
       2021  8  9  59435       0.2368      0.3681     -0.10284         
       2021  8 10  59436       0.2371      0.3665     -0.10189         
       2021  8 11  59437       0.2375      0.3650     -0.10119         
       2021  8 12  59438       0.2378      0.3634     -0.10069         
       2021  8 13  59439       0.2381      0.3619     -0.10031         
       2021  8 14  59440       0.2383      0.3603     -0.09992         
       2021  8 15  59441       0.2386      0.3587     -0.09943         
       2021  8 16  59442       0.2388      0.3571     -0.09876         
       2021  8 17  59443       0.2389      0.3555     -0.09788         
       2021  8 18  59444       0.2391      0.3539     -0.09681         
       2021  8 19  59445       0.2392      0.3524     -0.09563         
       2021  8 20  59446       0.2392      0.3508     -0.09446         
       2021  8 21  59447       0.2393      0.3492     -0.09339         
       2021  8 22  59448       0.2393      0.3476     -0.09251         
       2021  8 23  59449       0.2393      0.3460     -0.09182         
       2021  8 24  59450       0.2392      0.3443     -0.09129         
       2021  8 25  59451       0.2392      0.3427     -0.09086         
       2021  8 26  59452       0.2391      0.3411     -0.09046         
       2021  8 27  59453       0.2389      0.3395     -0.09001         
       2021  8 28  59454       0.2388      0.3379     -0.08945         
       2021  8 29  59455       0.2386      0.3363     -0.08875         
       2021  8 30  59456       0.2383      0.3347     -0.08791         
       2021  8 31  59457       0.2381      0.3331     -0.08694         
       2021  9  1  59458       0.2378      0.3315     -0.08586         
       2021  9  2  59459       0.2375      0.3299     -0.08474         
       2021  9  3  59460       0.2371      0.3283     -0.08363         
       2021  9  4  59461       0.2367      0.3268     -0.08263         
       2021  9  5  59462       0.2363      0.3252     -0.08181         
       2021  9  6  59463       0.2359      0.3236     -0.08122         
       2021  9  7  59464       0.2354      0.3220     -0.08091         
       2021  9  8  59465       0.2349      0.3205     -0.08084         
       2021  9  9  59466       0.2344      0.3189     -0.08094         
       2021  9 10  59467       0.2338      0.3173     -0.08108         
       2021  9 11  59468       0.2332      0.3158     -0.08112         
       2021  9 12  59469       0.2326      0.3143     -0.08099         
       2021  9 13  59470       0.2319      0.3127     -0.08063         
       2021  9 14  59471       0.2313      0.3112     -0.08006         
       2021  9 15  59472       0.2305      0.3097     -0.07936         
       2021  9 16  59473       0.2298      0.3082     -0.07864         
       2021  9 17  59474       0.2290      0.3067     -0.07800         
       2021  9 18  59475       0.2282      0.3052     -0.07752         
       2021  9 19  59476       0.2274      0.3037     -0.07724         
       2021  9 20  59477       0.2265      0.3023     -0.07714         
       2021  9 21  59478       0.2257      0.3008     -0.07716         
       2021  9 22  59479       0.2247      0.2994     -0.07724         
       2021  9 23  59480       0.2238      0.2980     -0.07729         
       2021  9 24  59481       0.2228      0.2965     -0.07725         
       2021  9 25  59482       0.2218      0.2951     -0.07705         
       2021  9 26  59483       0.2208      0.2938     -0.07669         
       2021  9 27  59484       0.2198      0.2924     -0.07616         
       2021  9 28  59485       0.2187      0.2910     -0.07550         
       2021  9 29  59486       0.2176      0.2897     -0.07475         
       2021  9 30  59487       0.2164      0.2884     -0.07398         
       2021 10  1  59488       0.2153      0.2871     -0.07327         
       2021 10  2  59489       0.2141      0.2858     -0.07270         
       2021 10  3  59490       0.2129      0.2845     -0.07235         
       2021 10  4  59491       0.2117      0.2832     -0.07228         
       2021 10  5  59492       0.2104      0.2820     -0.07250         
       2021 10  6  59493       0.2091      0.2808     -0.07296         
       2021 10  7  59494       0.2078      0.2796     -0.07354         
       2021 10  8  59495       0.2065      0.2784     -0.07408         
       2021 10  9  59496       0.2051      0.2772     -0.07445         
       2021 10 10  59497       0.2037      0.2760     -0.07454         
       2021 10 11  59498       0.2023      0.2749     -0.07437         
       2021 10 12  59499       0.2009      0.2738     -0.07399         
       2021 10 13  59500       0.1995      0.2727     -0.07350         
       2021 10 14  59501       0.1980      0.2716     -0.07302         
       2021 10 15  59502       0.1965      0.2706     -0.07263         
       2021 10 16  59503       0.1950      0.2696     -0.07240         
       2021 10 17  59504       0.1935      0.2686     -0.07232         
       2021 10 18  59505       0.1919      0.2676     -0.07236         
       2021 10 19  59506       0.1904      0.2666     -0.07246         
       2021 10 20  59507       0.1888      0.2657     -0.07256         
       2021 10 21  59508       0.1872      0.2648     -0.07259         
       2021 10 22  59509       0.1855      0.2639     -0.07254         
       2021 10 23  59510       0.1839      0.2630     -0.07240         
       2021 10 24  59511       0.1822      0.2622     -0.07215         
       2021 10 25  59512       0.1805      0.2613     -0.07183         
       2021 10 26  59513       0.1788      0.2606     -0.07145         
       2021 10 27  59514       0.1771      0.2598     -0.07104         
       2021 10 28  59515       0.1754      0.2590     -0.07064         
       2021 10 29  59516       0.1736      0.2583     -0.07033         
       2021 10 30  59517       0.1719      0.2576     -0.07015         
       2021 10 31  59518       0.1701      0.2570     -0.07015         
       2021 11  1  59519       0.1683      0.2563     -0.07048         
       2021 11  2  59520       0.1665      0.2557     -0.07109         
       2021 11  3  59521       0.1647      0.2551     -0.07186         
       2021 11  4  59522       0.1629      0.2545     -0.07269         
       2021 11  5  59523       0.1610      0.2540     -0.07351         
       2021 11  6  59524       0.1592      0.2535     -0.07416         
       2021 11  7  59525       0.1573      0.2530     -0.07452         
       2021 11  8  59526       0.1554      0.2526     -0.07470         
       2021 11  9  59527       0.1535      0.2521     -0.07480         
       2021 11 10  59528       0.1517      0.2517     -0.07495         
       2021 11 11  59529       0.1498      0.2514     -0.07525         
       2021 11 12  59530       0.1478      0.2510     -0.07568         
       2021 11 13  59531       0.1459      0.2507     -0.07627         
       2021 11 14  59532       0.1440      0.2504     -0.07697         
       2021 11 15  59533       0.1421      0.2502     -0.07771         
       2021 11 16  59534       0.1401      0.2499     -0.07847         
       2021 11 17  59535       0.1382      0.2497     -0.07912         
       2021 11 18  59536       0.1362      0.2496     -0.07959         
       2021 11 19  59537       0.1343      0.2494     -0.07987         
       2021 11 20  59538       0.1323      0.2493     -0.07987         
       2021 11 21  59539       0.1303      0.2492     -0.07963         
       2021 11 22  59540       0.1284      0.2492     -0.07920         
       2021 11 23  59541       0.1264      0.2491     -0.07863         
       2021 11 24  59542       0.1244      0.2491     -0.07806         
       2021 11 25  59543       0.1224      0.2492     -0.07759         
       2021 11 26  59544       0.1205      0.2492     -0.07726         
       2021 11 27  59545       0.1185      0.2493     -0.07712         
       2021 11 28  59546       0.1165      0.2494     -0.07724         
       2021 11 29  59547       0.1145      0.2496     -0.07760         
       2021 11 30  59548       0.1126      0.2498     -0.07810         
       2021 12  1  59549       0.1106      0.2500     -0.07865         
       2021 12  2  59550       0.1086      0.2502     -0.07918         
       2021 12  3  59551       0.1067      0.2505     -0.07953         
       2021 12  4  59552       0.1047      0.2508     -0.07958         
       2021 12  5  59553       0.1027      0.2511     -0.07931         
       2021 12  6  59554       0.1008      0.2515     -0.07881         
       2021 12  7  59555       0.0988      0.2518     -0.07826         
       2021 12  8  59556       0.0969      0.2523     -0.07776         
       2021 12  9  59557       0.0949      0.2527     -0.07745         
       2021 12 10  59558       0.0930      0.2532     -0.07740         
       2021 12 11  59559       0.0911      0.2537     -0.07749         
       2021 12 12  59560       0.0892      0.2542     -0.07768         
       2021 12 13  59561       0.0873      0.2548     -0.07790         
       2021 12 14  59562       0.0854      0.2554     -0.07807         
       2021 12 15  59563       0.0835      0.2560     -0.07810         
       2021 12 16  59564       0.0816      0.2566     -0.07797         
       2021 12 17  59565       0.0797      0.2573     -0.07771         
       2021 12 18  59566       0.0779      0.2580     -0.07730         
       2021 12 19  59567       0.0760      0.2587     -0.07675         
       2021 12 20  59568       0.0742      0.2595     -0.07612         
       2021 12 21  59569       0.0724      0.2603     -0.07553         
       2021 12 22  59570       0.0705      0.2611     -0.07499         
       2021 12 23  59571       0.0688      0.2619     -0.07452         
       2021 12 24  59572       0.0670      0.2628     -0.07422         
       2021 12 25  59573       0.0652      0.2637     -0.07410         
       2021 12 26  59574       0.0635      0.2646     -0.07415         
       2021 12 27  59575       0.0617      0.2655     -0.07437         
       2021 12 28  59576       0.0600      0.2665     -0.07473         
       2021 12 29  59577       0.0583      0.2675     -0.07511         
       2021 12 30  59578       0.0566      0.2685     -0.07541         
       2021 12 31  59579       0.0549      0.2696     -0.07550         
       2022  1  1  59580       0.0533      0.2707     -0.07546         
       2022  1  2  59581       0.0517      0.2718     -0.07520         
       2022  1  3  59582       0.0501      0.2729     -0.07484         
       2022  1  4  59583       0.0485      0.2741     -0.07454         
       2022  1  5  59584       0.0469      0.2752     -0.07433         
       2022  1  6  59585       0.0453      0.2764     -0.07424         
       2022  1  7  59586       0.0438      0.2776     -0.07428         
       2022  1  8  59587       0.0423      0.2789     -0.07451         
       2022  1  9  59588       0.0408      0.2802     -0.07489         
       2022  1 10  59589       0.0393      0.2815     -0.07526         
       2022  1 11  59590       0.0379      0.2828     -0.07564         
       2022  1 12  59591       0.0365      0.2841     -0.07588         
       2022  1 13  59592       0.0351      0.2855     -0.07597         
       2022  1 14  59593       0.0337      0.2868     -0.07589         
       2022  1 15  59594       0.0324      0.2882     -0.07563         
       2022  1 16  59595       0.0311      0.2897     -0.07530         
       2022  1 17  59596       0.0298      0.2911     -0.07497         
       2022  1 18  59597       0.0285      0.2926     -0.07470         
       2022  1 19  59598       0.0272      0.2941     -0.07454         
       2022  1 20  59599       0.0260      0.2956     -0.07454         
       2022  1 21  59600       0.0248      0.2971     -0.07475         
       2022  1 22  59601       0.0237      0.2986     -0.07521         
       2022  1 23  59602       0.0225      0.3002     -0.07588         
       2022  1 24  59603       0.0214      0.3017     -0.07673         
       2022  1 25  59604       0.0203      0.3033     -0.07758         
       2022  1 26  59605       0.0193      0.3049     -0.07833         
       2022  1 27  59606       0.0183      0.3066     -0.07895         
       2022  1 28  59607       0.0173      0.3082     -0.07938         
       2022  1 29  59608       0.0163      0.3099     -0.07964         
       2022  1 30  59609       0.0154      0.3115     -0.07979         
       2022  1 31  59610       0.0145      0.3132     -0.07993         
       2022  2  1  59611       0.0136      0.3149     -0.08024         
       2022  2  2  59612       0.0128      0.3166     -0.08069         
       2022  2  3  59613       0.0119      0.3184     -0.08131         
       2022  2  4  59614       0.0112      0.3201     -0.08209         
       2022  2  5  59615       0.0104      0.3219     -0.08293         
       2022  2  6  59616       0.0097      0.3236     -0.08381         
       2022  2  7  59617       0.0090      0.3254     -0.08462         
       2022  2  8  59618       0.0084      0.3272     -0.08525         
       2022  2  9  59619       0.0077      0.3290     -0.08571         
       2022  2 10  59620       0.0071      0.3308     -0.08601         
       2022  2 11  59621       0.0066      0.3326     -0.08605         
       2022  2 12  59622       0.0061      0.3344     -0.08596         
       2022  2 13  59623       0.0056      0.3363     -0.08580         
       2022  2 14  59624       0.0051      0.3381     -0.08560         
       2022  2 15  59625       0.0047      0.3400     -0.08550         
       2022  2 16  59626       0.0043      0.3418     -0.08560         
       2022  2 17  59627       0.0039      0.3437     -0.08591         
       2022  2 18  59628       0.0036      0.3456     -0.08643         
       2022  2 19  59629       0.0033      0.3474     -0.08713         
       2022  2 20  59630       0.0031      0.3493     -0.08795         
       2022  2 21  59631       0.0029      0.3512     -0.08881         
       2022  2 22  59632       0.0027      0.3531     -0.08958         
       2022  2 23  59633       0.0025      0.3550     -0.09011         
       2022  2 24  59634       0.0024      0.3569     -0.09039         
       2022  2 25  59635       0.0023      0.3588     -0.09044         
       2022  2 26  59636       0.0023      0.3607     -0.09035         
       2022  2 27  59637       0.0022      0.3626     -0.09020         
       2022  2 28  59638       0.0023      0.3645     -0.09013         
       2022  3  1  59639       0.0023      0.3664     -0.09025         
       2022  3  2  59640       0.0024      0.3683     -0.09068         
       2022  3  3  59641       0.0025      0.3702     -0.09136         
       2022  3  4  59642       0.0027      0.3721     -0.09217         
       2022  3  5  59643       0.0029      0.3740     -0.09298         
       2022  3  6  59644       0.0031      0.3759     -0.09374         
       2022  3  7  59645       0.0034      0.3778     -0.09445         
       2022  3  8  59646       0.0037      0.3797     -0.09509         
       2022  3  9  59647       0.0040      0.3816     -0.09563         
       2022  3 10  59648       0.0044      0.3835     -0.09602         
       2022  3 11  59649       0.0048      0.3854     -0.09631         
       2022  3 12  59650       0.0052      0.3873     -0.09655         
       2022  3 13  59651       0.0057      0.3891     -0.09676         
       2022  3 14  59652       0.0062      0.3910     -0.09702         
       2022  3 15  59653       0.0067      0.3928     -0.09738         
       2022  3 16  59654       0.0073      0.3947     -0.09792         
       2022  3 17  59655       0.0079      0.3965     -0.09866         
       2022  3 18  59656       0.0085      0.3984     -0.09959         
      These predictions are based on all announced leap seconds.               
                                                                               
      CELESTIAL POLE OFFSET SERIES:                                            
                           NEOS Celestial Pole Offset Series                   
                       MJD      dpsi    error     deps    error                
                                        (msec. of arc)                         
                      59269  -108.24    0.58   -7.47    0.05   
                      59270  -108.21    0.58   -7.73    0.05   
                      59271  -108.02    0.58   -7.81    0.05   
                      59272  -107.60    0.47   -7.69    0.05   
                      59273  -107.17    0.57   -7.45    0.06   
                      59274  -107.05    0.57   -7.29    0.06   
                      59275  -107.37    0.63   -7.32    0.06   
                                                            
                     IAU2000A Celestial Pole Offset Series  
                      MJD      dX     error     dY     error
                                    (msec. of arc)          
                      59269    0.226  0.232   -0.001   0.046          
                      59270    0.210  0.232   -0.019   0.046          
                      59271    0.197  0.232   -0.028   0.046          
                      59272    0.191  0.187   -0.028   0.051          
                      59273    0.191  0.225   -0.021   0.056          
                      59274    0.196  0.225   -0.009   0.056          
                      59275    0.203  0.249    0.006   0.060          
                                                                               
    The recommended software to predict celestial pole offsets can be found at 
    <http://www.usno.navy.mil/USNO/earth-orientation/software/aux/ceppred.f>   
    and software for the calculation of the dX and dY components with          
    respect to IAU2000A Nutation/Precession Theory can be found at the         
    <http://maia.usno.navy.mil/conv2010/conventions.html>                      
    web site in Chapter 5 Section 5.5 of the IERS Conventions (2010).          
