                                                                               
      **********************************************************************   
      *                                                                    *   
      *                   I E R S   B U L L E T I N - A                    *   
      *                                                                    *   
      *           Rapid Service/Prediction of Earth Orientation            *   
      **********************************************************************   
      22 April 2021                                       Vol. XXXIV No. 016   
      ______________________________________________________________________   
      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  4 16  59320 0.09018 .00009 0.42382 .00009 -0.177990 0.000019          
   21  4 17  59321 0.09213 .00009 0.42441 .00009 -0.178013 0.000019          
   21  4 18  59322 0.09417 .00009 0.42524 .00009 -0.177970 0.000015          
   21  4 19  59323 0.09588 .00009 0.42628 .00009 -0.177872 0.000012          
   21  4 20  59324 0.09722 .00009 0.42756 .00009 -0.177773 0.000011          
   21  4 21  59325 0.09821 .00009 0.42889 .00009 -0.177749 0.000012          
   21  4 22  59326 0.09897 .00009 0.43015 .00009 -0.177896 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 =  0.1258 - 0.0466 cos A + 0.1015 sin A + 0.0176 cos C - 0.0282 sin C  
      y =  0.3623 + 0.0928 cos A + 0.0451 sin A - 0.0282 cos C - 0.0176 sin C  
         UT1-UTC = -0.1462 + 0.00026 (MJD - 59334) - (UT2-UT1)                 
                                                                               
      where A = 2*pi*(MJD-59326)/365.25 and C = 2*pi*(MJD-59326)/435.          
                                                                               
         TAI-UTC(MJD 59327) = 37.0                                             
      The accuracy may be estimated from the expressions:                      
      S x,y = 0.00068 (MJD-59326)**0.80   S t = 0.00025 (MJD-59326)**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  4 23  59327       0.0997      0.4312     -0.17827         
       2021  4 24  59328       0.1006      0.4321     -0.17889         
       2021  4 25  59329       0.1016      0.4328     -0.17974         
       2021  4 26  59330       0.1029      0.4334     -0.18072         
       2021  4 27  59331       0.1042      0.4340     -0.18165         
       2021  4 28  59332       0.1056      0.4345     -0.18238         
       2021  4 29  59333       0.1071      0.4351     -0.18281         
       2021  4 30  59334       0.1086      0.4357     -0.18295         
       2021  5  1  59335       0.1102      0.4362     -0.18286         
       2021  5  2  59336       0.1117      0.4367     -0.18269         
       2021  5  3  59337       0.1132      0.4372     -0.18251         
       2021  5  4  59338       0.1147      0.4377     -0.18241         
       2021  5  5  59339       0.1162      0.4382     -0.18244         
       2021  5  6  59340       0.1177      0.4386     -0.18260         
       2021  5  7  59341       0.1191      0.4390     -0.18287         
       2021  5  8  59342       0.1205      0.4394     -0.18318         
       2021  5  9  59343       0.1219      0.4396     -0.18346         
       2021  5 10  59344       0.1234      0.4399     -0.18366         
       2021  5 11  59345       0.1249      0.4400     -0.18374         
       2021  5 12  59346       0.1265      0.4402     -0.18365         
       2021  5 13  59347       0.1281      0.4403     -0.18339         
       2021  5 14  59348       0.1297      0.4405     -0.18294         
       2021  5 15  59349       0.1312      0.4406     -0.18234         
       2021  5 16  59350       0.1328      0.4408     -0.18164         
       2021  5 17  59351       0.1344      0.4409     -0.18089         
       2021  5 18  59352       0.1359      0.4410     -0.18018         
       2021  5 19  59353       0.1375      0.4410     -0.17959         
       2021  5 20  59354       0.1390      0.4410     -0.17920         
       2021  5 21  59355       0.1406      0.4410     -0.17902         
       2021  5 22  59356       0.1421      0.4410     -0.17906         
       2021  5 23  59357       0.1437      0.4410     -0.17924         
       2021  5 24  59358       0.1453      0.4409     -0.17946         
       2021  5 25  59359       0.1469      0.4408     -0.17955         
       2021  5 26  59360       0.1485      0.4407     -0.17939         
       2021  5 27  59361       0.1501      0.4405     -0.17895         
       2021  5 28  59362       0.1517      0.4404     -0.17824         
       2021  5 29  59363       0.1533      0.4402     -0.17738         
       2021  5 30  59364       0.1548      0.4400     -0.17647         
       2021  5 31  59365       0.1564      0.4398     -0.17562         
       2021  6  1  59366       0.1580      0.4395     -0.17487         
       2021  6  2  59367       0.1596      0.4392     -0.17424         
       2021  6  3  59368       0.1612      0.4389     -0.17370         
       2021  6  4  59369       0.1628      0.4386     -0.17320         
       2021  6  5  59370       0.1643      0.4382     -0.17271         
       2021  6  6  59371       0.1659      0.4378     -0.17218         
       2021  6  7  59372       0.1675      0.4374     -0.17156         
       2021  6  8  59373       0.1690      0.4370     -0.17081         
       2021  6  9  59374       0.1706      0.4365     -0.16992         
       2021  6 10  59375       0.1722      0.4361     -0.16887         
       2021  6 11  59376       0.1737      0.4356     -0.16769         
       2021  6 12  59377       0.1752      0.4350     -0.16642         
       2021  6 13  59378       0.1768      0.4345     -0.16514         
       2021  6 14  59379       0.1783      0.4339     -0.16390         
       2021  6 15  59380       0.1798      0.4333     -0.16278         
       2021  6 16  59381       0.1813      0.4326     -0.16184         
       2021  6 17  59382       0.1828      0.4320     -0.16110         
       2021  6 18  59383       0.1843      0.4313     -0.16057         
       2021  6 19  59384       0.1858      0.4306     -0.16020         
       2021  6 20  59385       0.1872      0.4299     -0.15991         
       2021  6 21  59386       0.1887      0.4291     -0.15956         
       2021  6 22  59387       0.1901      0.4283     -0.15904         
       2021  6 23  59388       0.1916      0.4275     -0.15827         
       2021  6 24  59389       0.1930      0.4267     -0.15723         
       2021  6 25  59390       0.1944      0.4259     -0.15601         
       2021  6 26  59391       0.1958      0.4250     -0.15471         
       2021  6 27  59392       0.1972      0.4241     -0.15345         
       2021  6 28  59393       0.1985      0.4232     -0.15231         
       2021  6 29  59394       0.1999      0.4223     -0.15131         
       2021  6 30  59395       0.2012      0.4213     -0.15044         
       2021  7  1  59396       0.2025      0.4203     -0.14964         
       2021  7  2  59397       0.2038      0.4193     -0.14885         
       2021  7  3  59398       0.2051      0.4183     -0.14803         
       2021  7  4  59399       0.2064      0.4173     -0.14711         
       2021  7  5  59400       0.2076      0.4162     -0.14606         
       2021  7  6  59401       0.2088      0.4151     -0.14485         
       2021  7  7  59402       0.2100      0.4140     -0.14349         
       2021  7  8  59403       0.2112      0.4129     -0.14199         
       2021  7  9  59404       0.2124      0.4118     -0.14039         
       2021  7 10  59405       0.2136      0.4106     -0.13876         
       2021  7 11  59406       0.2147      0.4094     -0.13717         
       2021  7 12  59407       0.2158      0.4082     -0.13571         
       2021  7 13  59408       0.2169      0.4070     -0.13443         
       2021  7 14  59409       0.2180      0.4058     -0.13337         
       2021  7 15  59410       0.2190      0.4045     -0.13252         
       2021  7 16  59411       0.2201      0.4032     -0.13185         
       2021  7 17  59412       0.2211      0.4020     -0.13127         
       2021  7 18  59413       0.2221      0.4007     -0.13068         
       2021  7 19  59414       0.2230      0.3993     -0.12997         
       2021  7 20  59415       0.2240      0.3980     -0.12906         
       2021  7 21  59416       0.2249      0.3966     -0.12792         
       2021  7 22  59417       0.2258      0.3953     -0.12659         
       2021  7 23  59418       0.2266      0.3939     -0.12517         
       2021  7 24  59419       0.2275      0.3925     -0.12377         
       2021  7 25  59420       0.2283      0.3911     -0.12249         
       2021  7 26  59421       0.2291      0.3897     -0.12139         
       2021  7 27  59422       0.2298      0.3882     -0.12046         
       2021  7 28  59423       0.2306      0.3868     -0.11964         
       2021  7 29  59424       0.2313      0.3853     -0.11889         
       2021  7 30  59425       0.2320      0.3838     -0.11811         
       2021  7 31  59426       0.2326      0.3823     -0.11726         
       2021  8  1  59427       0.2333      0.3808     -0.11630         
       2021  8  2  59428       0.2339      0.3793     -0.11519         
       2021  8  3  59429       0.2345      0.3778     -0.11394         
       2021  8  4  59430       0.2350      0.3763     -0.11256         
       2021  8  5  59431       0.2355      0.3747     -0.11109         
       2021  8  6  59432       0.2360      0.3732     -0.10958         
       2021  8  7  59433       0.2365      0.3716     -0.10810         
       2021  8  8  59434       0.2369      0.3700     -0.10674         
       2021  8  9  59435       0.2374      0.3684     -0.10554         
       2021  8 10  59436       0.2377      0.3669     -0.10457         
       2021  8 11  59437       0.2381      0.3653     -0.10384         
       2021  8 12  59438       0.2384      0.3637     -0.10331         
       2021  8 13  59439       0.2387      0.3621     -0.10290         
       2021  8 14  59440       0.2390      0.3604     -0.10248         
       2021  8 15  59441       0.2392      0.3588     -0.10197         
       2021  8 16  59442       0.2394      0.3572     -0.10127         
       2021  8 17  59443       0.2396      0.3556     -0.10035         
       2021  8 18  59444       0.2398      0.3539     -0.09926         
       2021  8 19  59445       0.2399      0.3523     -0.09805         
       2021  8 20  59446       0.2400      0.3507     -0.09685         
       2021  8 21  59447       0.2400      0.3490     -0.09575         
       2021  8 22  59448       0.2400      0.3474     -0.09483         
       2021  8 23  59449       0.2400      0.3457     -0.09410         
       2021  8 24  59450       0.2400      0.3441     -0.09354         
       2021  8 25  59451       0.2399      0.3424     -0.09308         
       2021  8 26  59452       0.2398      0.3408     -0.09264         
       2021  8 27  59453       0.2397      0.3392     -0.09216         
       2021  8 28  59454       0.2396      0.3375     -0.09157         
       2021  8 29  59455       0.2394      0.3359     -0.09084         
       2021  8 30  59456       0.2392      0.3342     -0.08997         
       2021  8 31  59457       0.2389      0.3326     -0.08896         
       2021  9  1  59458       0.2386      0.3309     -0.08785         
       2021  9  2  59459       0.2383      0.3293     -0.08670         
       2021  9  3  59460       0.2380      0.3277     -0.08556         
       2021  9  4  59461       0.2376      0.3260     -0.08453         
       2021  9  5  59462       0.2372      0.3244     -0.08367         
       2021  9  6  59463       0.2368      0.3228     -0.08305         
       2021  9  7  59464       0.2363      0.3212     -0.08270         
       2021  9  8  59465       0.2358      0.3196     -0.08260         
       2021  9  9  59466       0.2353      0.3180     -0.08266         
       2021  9 10  59467       0.2348      0.3164     -0.08276         
       2021  9 11  59468       0.2342      0.3148     -0.08277         
       2021  9 12  59469       0.2336      0.3132     -0.08260         
       2021  9 13  59470       0.2329      0.3116     -0.08219         
       2021  9 14  59471       0.2323      0.3101     -0.08159         
       2021  9 15  59472       0.2315      0.3085     -0.08085         
       2021  9 16  59473       0.2308      0.3070     -0.08009         
       2021  9 17  59474       0.2301      0.3054     -0.07941         
       2021  9 18  59475       0.2293      0.3039     -0.07889         
       2021  9 19  59476       0.2285      0.3024     -0.07857         
       2021  9 20  59477       0.2276      0.3009     -0.07843         
       2021  9 21  59478       0.2267      0.2994     -0.07843         
       2021  9 22  59479       0.2258      0.2979     -0.07848         
       2021  9 23  59480       0.2249      0.2965     -0.07852         
       2021  9 24  59481       0.2239      0.2950     -0.07847         
       2021  9 25  59482       0.2229      0.2936     -0.07829         
       2021  9 26  59483       0.2219      0.2922     -0.07796         
       2021  9 27  59484       0.2209      0.2907     -0.07747         
       2021  9 28  59485       0.2198      0.2893     -0.07687         
       2021  9 29  59486       0.2187      0.2880     -0.07620         
       2021  9 30  59487       0.2176      0.2866     -0.07552         
       2021 10  1  59488       0.2165      0.2853     -0.07490         
       2021 10  2  59489       0.2153      0.2839     -0.07443         
       2021 10  3  59490       0.2141      0.2826     -0.07417         
       2021 10  4  59491       0.2129      0.2813     -0.07418         
       2021 10  5  59492       0.2116      0.2800     -0.07446         
       2021 10  6  59493       0.2103      0.2788     -0.07497         
       2021 10  7  59494       0.2090      0.2775     -0.07557         
       2021 10  8  59495       0.2077      0.2763     -0.07614         
       2021 10  9  59496       0.2064      0.2751     -0.07653         
       2021 10 10  59497       0.2050      0.2739     -0.07668         
       2021 10 11  59498       0.2036      0.2728     -0.07658         
       2021 10 12  59499       0.2022      0.2716     -0.07630         
       2021 10 13  59500       0.2007      0.2705     -0.07595         
       2021 10 14  59501       0.1993      0.2694     -0.07565         
       2021 10 15  59502       0.1978      0.2683     -0.07549         
       2021 10 16  59503       0.1963      0.2673     -0.07550         
       2021 10 17  59504       0.1948      0.2662     -0.07570         
       2021 10 18  59505       0.1932      0.2652     -0.07603         
       2021 10 19  59506       0.1916      0.2642     -0.07644         
       2021 10 20  59507       0.1901      0.2632     -0.07685         
       2021 10 21  59508       0.1885      0.2623     -0.07719         
       2021 10 22  59509       0.1868      0.2614     -0.07741         
       2021 10 23  59510       0.1852      0.2605     -0.07747         
       2021 10 24  59511       0.1835      0.2596     -0.07737         
       2021 10 25  59512       0.1819      0.2588     -0.07713         
       2021 10 26  59513       0.1802      0.2579     -0.07679         
       2021 10 27  59514       0.1784      0.2571     -0.07643         
       2021 10 28  59515       0.1767      0.2564     -0.07611         
       2021 10 29  59516       0.1750      0.2556     -0.07591         
       2021 10 30  59517       0.1732      0.2549     -0.07590         
       2021 10 31  59518       0.1714      0.2542     -0.07614         
       2021 11  1  59519       0.1697      0.2535     -0.07664         
       2021 11  2  59520       0.1678      0.2529     -0.07739         
       2021 11  3  59521       0.1660      0.2523     -0.07830         
       2021 11  4  59522       0.1642      0.2517     -0.07923         
       2021 11  5  59523       0.1624      0.2511     -0.08004         
       2021 11  6  59524       0.1605      0.2506     -0.08060         
       2021 11  7  59525       0.1586      0.2501     -0.08087         
       2021 11  8  59526       0.1568      0.2496     -0.08090         
       2021 11  9  59527       0.1549      0.2492     -0.08080         
       2021 11 10  59528       0.1530      0.2488     -0.08068         
       2021 11 11  59529       0.1511      0.2484     -0.08064         
       2021 11 12  59530       0.1492      0.2480     -0.08073         
       2021 11 13  59531       0.1472      0.2477     -0.08096         
       2021 11 14  59532       0.1453      0.2474     -0.08127         
       2021 11 15  59533       0.1434      0.2471     -0.08160         
       2021 11 16  59534       0.1414      0.2469     -0.08188         
       2021 11 17  59535       0.1395      0.2466     -0.08206         
       2021 11 18  59536       0.1375      0.2464     -0.08207         
       2021 11 19  59537       0.1356      0.2463     -0.08191         
       2021 11 20  59538       0.1336      0.2462     -0.08155         
       2021 11 21  59539       0.1316      0.2461     -0.08103         
       2021 11 22  59540       0.1297      0.2460     -0.08037         
       2021 11 23  59541       0.1277      0.2459     -0.07965         
       2021 11 24  59542       0.1257      0.2459     -0.07891         
       2021 11 25  59543       0.1237      0.2460     -0.07820         
       2021 11 26  59544       0.1217      0.2460     -0.07759         
       2021 11 27  59545       0.1198      0.2461     -0.07712         
       2021 11 28  59546       0.1178      0.2462     -0.07689         
       2021 11 29  59547       0.1158      0.2463     -0.07692         
       2021 11 30  59548       0.1138      0.2465     -0.07717         
       2021 12  1  59549       0.1118      0.2467     -0.07754         
       2021 12  2  59550       0.1098      0.2469     -0.07799         
       2021 12  3  59551       0.1079      0.2472     -0.07842         
       2021 12  4  59552       0.1059      0.2475     -0.07858         
       2021 12  5  59553       0.1039      0.2478     -0.07847         
       2021 12  6  59554       0.1020      0.2481     -0.07814         
       2021 12  7  59555       0.1000      0.2485     -0.07772         
       2021 12  8  59556       0.0980      0.2489     -0.07734         
       2021 12  9  59557       0.0961      0.2494     -0.07709         
       2021 12 10  59558       0.0941      0.2498     -0.07702         
       2021 12 11  59559       0.0922      0.2503     -0.07707         
       2021 12 12  59560       0.0903      0.2509     -0.07725         
       2021 12 13  59561       0.0884      0.2514     -0.07745         
       2021 12 14  59562       0.0864      0.2520     -0.07762         
       2021 12 15  59563       0.0845      0.2526     -0.07765         
       2021 12 16  59564       0.0826      0.2533     -0.07747         
       2021 12 17  59565       0.0808      0.2539     -0.07711         
       2021 12 18  59566       0.0789      0.2546     -0.07657         
       2021 12 19  59567       0.0770      0.2554     -0.07578         
       2021 12 20  59568       0.0752      0.2561     -0.07490         
       2021 12 21  59569       0.0733      0.2569     -0.07398         
       2021 12 22  59570       0.0715      0.2577     -0.07309         
       2021 12 23  59571       0.0697      0.2585     -0.07226         
       2021 12 24  59572       0.0679      0.2594     -0.07161         
       2021 12 25  59573       0.0661      0.2603     -0.07115         
       2021 12 26  59574       0.0643      0.2612     -0.07086         
       2021 12 27  59575       0.0626      0.2622     -0.07074         
       2021 12 28  59576       0.0608      0.2632     -0.07077         
       2021 12 29  59577       0.0591      0.2642     -0.07075         
       2021 12 30  59578       0.0574      0.2652     -0.07065         
       2021 12 31  59579       0.0557      0.2662     -0.07042         
       2022  1  1  59580       0.0541      0.2673     -0.07003         
       2022  1  2  59581       0.0524      0.2684     -0.06949         
       2022  1  3  59582       0.0508      0.2696     -0.06892         
       2022  1  4  59583       0.0492      0.2707     -0.06846         
       2022  1  5  59584       0.0476      0.2719     -0.06813         
       2022  1  6  59585       0.0460      0.2731     -0.06799         
       2022  1  7  59586       0.0444      0.2743     -0.06802         
       2022  1  8  59587       0.0429      0.2756     -0.06811         
       2022  1  9  59588       0.0414      0.2769     -0.06816         
       2022  1 10  59589       0.0399      0.2782     -0.06825         
       2022  1 11  59590       0.0384      0.2795     -0.06826         
       2022  1 12  59591       0.0370      0.2808     -0.06810         
       2022  1 13  59592       0.0356      0.2822     -0.06781         
       2022  1 14  59593       0.0342      0.2836     -0.06747         
       2022  1 15  59594       0.0328      0.2850     -0.06704         
       2022  1 16  59595       0.0314      0.2864     -0.06651         
       2022  1 17  59596       0.0301      0.2879     -0.06601         
       2022  1 18  59597       0.0288      0.2894     -0.06560         
       2022  1 19  59598       0.0275      0.2909     -0.06535         
       2022  1 20  59599       0.0263      0.2924     -0.06534         
       2022  1 21  59600       0.0251      0.2939     -0.06550         
       2022  1 22  59601       0.0239      0.2954     -0.06587         
       2022  1 23  59602       0.0227      0.2970     -0.06641         
       2022  1 24  59603       0.0216      0.2986     -0.06703         
       2022  1 25  59604       0.0205      0.3002     -0.06771         
       2022  1 26  59605       0.0194      0.3018     -0.06828         
       2022  1 27  59606       0.0183      0.3035     -0.06862         
       2022  1 28  59607       0.0173      0.3051     -0.06872         
       2022  1 29  59608       0.0163      0.3068     -0.06852         
       2022  1 30  59609       0.0153      0.3085     -0.06813         
       2022  1 31  59610       0.0144      0.3102     -0.06768         
       2022  2  1  59611       0.0135      0.3119     -0.06730         
       2022  2  2  59612       0.0126      0.3136     -0.06713         
       2022  2  3  59613       0.0118      0.3154     -0.06723         
       2022  2  4  59614       0.0109      0.3171     -0.06750         
       2022  2  5  59615       0.0101      0.3189     -0.06785         
       2022  2  6  59616       0.0094      0.3207     -0.06822         
       2022  2  7  59617       0.0087      0.3225     -0.06849         
       2022  2  8  59618       0.0080      0.3243     -0.06856         
       2022  2  9  59619       0.0073      0.3261     -0.06842         
       2022  2 10  59620       0.0067      0.3279     -0.06813         
       2022  2 11  59621       0.0061      0.3297     -0.06768         
       2022  2 12  59622       0.0055      0.3316     -0.06708         
       2022  2 13  59623       0.0050      0.3334     -0.06638         
       2022  2 14  59624       0.0045      0.3353     -0.06566         
       2022  2 15  59625       0.0040      0.3372     -0.06505         
       2022  2 16  59626       0.0036      0.3390     -0.06459         
       2022  2 17  59627       0.0032      0.3409     -0.06440         
       2022  2 18  59628       0.0028      0.3428     -0.06452         
       2022  2 19  59629       0.0025      0.3447     -0.06485         
       2022  2 20  59630       0.0022      0.3466     -0.06535         
       2022  2 21  59631       0.0019      0.3485     -0.06591         
       2022  2 22  59632       0.0017      0.3504     -0.06643         
       2022  2 23  59633       0.0015      0.3523     -0.06675         
       2022  2 24  59634       0.0014      0.3543     -0.06688         
       2022  2 25  59635       0.0012      0.3562     -0.06684         
       2022  2 26  59636       0.0011      0.3581     -0.06667         
       2022  2 27  59637       0.0011      0.3600     -0.06648         
       2022  2 28  59638       0.0010      0.3620     -0.06639         
       2022  3  1  59639       0.0011      0.3639     -0.06656         
       2022  3  2  59640       0.0011      0.3658     -0.06697         
       2022  3  3  59641       0.0012      0.3677     -0.06755         
       2022  3  4  59642       0.0013      0.3697     -0.06826         
       2022  3  5  59643       0.0014      0.3716     -0.06898         
       2022  3  6  59644       0.0016      0.3735     -0.06960         
       2022  3  7  59645       0.0018      0.3754     -0.07006         
       2022  3  8  59646       0.0021      0.3773     -0.07036         
       2022  3  9  59647       0.0024      0.3792     -0.07048         
       2022  3 10  59648       0.0027      0.3812     -0.07045         
       2022  3 11  59649       0.0030      0.3831     -0.07029         
       2022  3 12  59650       0.0034      0.3850     -0.07017         
       2022  3 13  59651       0.0038      0.3868     -0.07003         
       2022  3 14  59652       0.0043      0.3887     -0.06996         
       2022  3 15  59653       0.0048      0.3906     -0.07006         
       2022  3 16  59654       0.0053      0.3925     -0.07030         
       2022  3 17  59655       0.0059      0.3944     -0.07071         
       2022  3 18  59656       0.0065      0.3962     -0.07131         
       2022  3 19  59657       0.0071      0.3981     -0.07216         
       2022  3 20  59658       0.0077      0.3999     -0.07322         
       2022  3 21  59659       0.0084      0.4017     -0.07426         
       2022  3 22  59660       0.0091      0.4035     -0.07526         
       2022  3 23  59661       0.0099      0.4054     -0.07605         
       2022  3 24  59662       0.0107      0.4072     -0.07662         
       2022  3 25  59663       0.0115      0.4089     -0.07702         
       2022  3 26  59664       0.0124      0.4107     -0.07731         
       2022  3 27  59665       0.0132      0.4125     -0.07766         
       2022  3 28  59666       0.0141      0.4142     -0.07820         
       2022  3 29  59667       0.0151      0.4160     -0.07896         
       2022  3 30  59668       0.0161      0.4177     -0.07994         
       2022  3 31  59669       0.0171      0.4194     -0.08108         
       2022  4  1  59670       0.0181      0.4211     -0.08228         
       2022  4  2  59671       0.0192      0.4228     -0.08351         
       2022  4  3  59672       0.0203      0.4244     -0.08463         
       2022  4  4  59673       0.0214      0.4261     -0.08564         
       2022  4  5  59674       0.0226      0.4277     -0.08642         
       2022  4  6  59675       0.0238      0.4293     -0.08697         
       2022  4  7  59676       0.0250      0.4309     -0.08739         
       2022  4  8  59677       0.0262      0.4325     -0.08772         
       2022  4  9  59678       0.0275      0.4340     -0.08803         
       2022  4 10  59679       0.0288      0.4355     -0.08840         
       2022  4 11  59680       0.0301      0.4371     -0.08885         
       2022  4 12  59681       0.0315      0.4386     -0.08952         
       2022  4 13  59682       0.0329      0.4400     -0.09034         
       2022  4 14  59683       0.0343      0.4415     -0.09133         
       2022  4 15  59684       0.0357      0.4429     -0.09253         
       2022  4 16  59685       0.0372      0.4443     -0.09382         
       2022  4 17  59686       0.0387      0.4457     -0.09519         
       2022  4 18  59687       0.0402      0.4471     -0.09644         
       2022  4 19  59688       0.0417      0.4484     -0.09742         
       2022  4 20  59689       0.0433      0.4498     -0.09814         
       2022  4 21  59690       0.0449      0.4511     -0.09864         
       2022  4 22  59691       0.0465      0.4523     -0.09890         
      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)                         
                      59304  -106.26    1.00   -8.86    0.06   
                      59305  -106.58    1.00   -9.07    0.06   
                      59306  -106.52    1.00   -9.11    0.06   
                      59307  -106.30    1.03   -9.05    0.06   
                      59308  -106.18    1.03   -9.00    0.06   
                      59309  -106.20    0.42   -9.00    0.14   
                      59310  -106.23    0.42   -9.03    0.14   
                      59311  -106.15    0.42   -9.08    0.14   
                                                            
                     IAU2000A Celestial Pole Offset Series  
                      MJD      dX     error     dY     error
                                    (msec. of arc)          
                      59304    0.385  0.397   -0.051   0.058          
                      59305    0.391  0.397   -0.047   0.058          
                      59306    0.384  0.397   -0.036   0.058          
                      59307    0.362  0.411   -0.017   0.057          
                      59308    0.330  0.411    0.008   0.057          
                      59309    0.289  0.169    0.037   0.143          
                      59310    0.243  0.169    0.069   0.143          
                      59311    0.193  0.169    0.102   0.143          
                                                                               
    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).          
