                                                                               
      **********************************************************************   
      *                                                                    *   
      *                   I E R S   B U L L E T I N - A                    *   
      *                                                                    *   
      *           Rapid Service/Prediction of Earth Orientation            *   
      **********************************************************************   
      15 July 2021                                        Vol. XXXIV No. 028   
      ______________________________________________________________________   
      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                 
             =  -0.1 seconds beginning 17 July 2021 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 Dec 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  7  9  59404 0.22188 .00009 0.41074 .00009 -0.159018 0.000016          
   21  7 10  59405 0.22368 .00009 0.40915 .00009 -0.157569 0.000016          
   21  7 11  59406 0.22563 .00009 0.40769 .00009 -0.156227 0.000017          
   21  7 12  59407 0.22753 .00009 0.40657 .00009 -0.154981 0.000024          
   21  7 13  59408 0.22930 .00009 0.40577 .00009 -0.153867 0.000028          
   21  7 14  59409 0.23087 .00009 0.40507 .00009 -0.153021 0.000033          
   21  7 15  59410 0.23234 .00009 0.40424 .00009 -0.152477 0.000031          
                                                                               
      _______________________________________________________________________  
                                                                               
      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 =  0.1414 + 0.0887 cos A + 0.0830 sin A + 0.0032 cos C - 0.0419 sin C  
      y =  0.3624 + 0.0830 cos A - 0.0760 sin A - 0.0419 cos C - 0.0032 sin C  
         UT1-UTC = -0.1574 + 0.00025 (MJD - 59418) - (UT2-UT1)                 
                                                                               
      where A = 2*pi*(MJD-59410)/365.25 and C = 2*pi*(MJD-59410)/435.          
                                                                               
         TAI-UTC(MJD 59411) = 37.0                                             
      The accuracy may be estimated from the expressions:                      
      S x,y = 0.00068 (MJD-59410)**0.80   S t = 0.00025 (MJD-59410)**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  7 16  59411       0.2336      0.4033     -0.15209         
       2021  7 17  59412       0.2348      0.4021     -0.15181         
       2021  7 18  59413       0.2358      0.4008     -0.15154         
       2021  7 19  59414       0.2368      0.3995     -0.15119         
       2021  7 20  59415       0.2379      0.3981     -0.15068         
       2021  7 21  59416       0.2388      0.3968     -0.14999         
       2021  7 22  59417       0.2396      0.3954     -0.14915         
       2021  7 23  59418       0.2404      0.3940     -0.14822         
       2021  7 24  59419       0.2411      0.3926     -0.14731         
       2021  7 25  59420       0.2417      0.3912     -0.14649         
       2021  7 26  59421       0.2423      0.3897     -0.14578         
       2021  7 27  59422       0.2429      0.3882     -0.14520         
       2021  7 28  59423       0.2435      0.3867     -0.14470         
       2021  7 29  59424       0.2441      0.3852     -0.14421         
       2021  7 30  59425       0.2445      0.3837     -0.14369         
       2021  7 31  59426       0.2450      0.3822     -0.14306         
       2021  8  1  59427       0.2454      0.3807     -0.14228         
       2021  8  2  59428       0.2457      0.3791     -0.14132         
       2021  8  3  59429       0.2461      0.3775     -0.14020         
       2021  8  4  59430       0.2464      0.3758     -0.13892         
       2021  8  5  59431       0.2467      0.3742     -0.13753         
       2021  8  6  59432       0.2471      0.3725     -0.13608         
       2021  8  7  59433       0.2474      0.3709     -0.13467         
       2021  8  8  59434       0.2477      0.3692     -0.13339         
       2021  8  9  59435       0.2479      0.3676     -0.13231         
       2021  8 10  59436       0.2481      0.3659     -0.13149         
       2021  8 11  59437       0.2483      0.3642     -0.13092         
       2021  8 12  59438       0.2485      0.3626     -0.13057         
       2021  8 13  59439       0.2487      0.3609     -0.13035         
       2021  8 14  59440       0.2488      0.3592     -0.13014         
       2021  8 15  59441       0.2490      0.3575     -0.12984         
       2021  8 16  59442       0.2490      0.3558     -0.12937         
       2021  8 17  59443       0.2491      0.3541     -0.12870         
       2021  8 18  59444       0.2491      0.3524     -0.12786         
       2021  8 19  59445       0.2491      0.3507     -0.12691         
       2021  8 20  59446       0.2491      0.3489     -0.12598         
       2021  8 21  59447       0.2490      0.3472     -0.12517         
       2021  8 22  59448       0.2490      0.3455     -0.12454         
       2021  8 23  59449       0.2489      0.3438     -0.12412         
       2021  8 24  59450       0.2487      0.3421     -0.12387         
       2021  8 25  59451       0.2485      0.3403     -0.12374         
       2021  8 26  59452       0.2483      0.3386     -0.12363         
       2021  8 27  59453       0.2481      0.3369     -0.12348         
       2021  8 28  59454       0.2478      0.3352     -0.12323         
       2021  8 29  59455       0.2475      0.3335     -0.12284         
       2021  8 30  59456       0.2472      0.3318     -0.12229         
       2021  8 31  59457       0.2468      0.3301     -0.12159         
       2021  9  1  59458       0.2464      0.3284     -0.12078         
       2021  9  2  59459       0.2460      0.3267     -0.11991         
       2021  9  3  59460       0.2455      0.3250     -0.11904         
       2021  9  4  59461       0.2450      0.3233     -0.11827         
       2021  9  5  59462       0.2445      0.3216     -0.11768         
       2021  9  6  59463       0.2439      0.3200     -0.11731         
       2021  9  7  59464       0.2433      0.3183     -0.11722         
       2021  9  8  59465       0.2427      0.3166     -0.11736         
       2021  9  9  59466       0.2421      0.3150     -0.11767         
       2021  9 10  59467       0.2414      0.3133     -0.11801         
       2021  9 11  59468       0.2407      0.3117     -0.11826         
       2021  9 12  59469       0.2399      0.3101     -0.11832         
       2021  9 13  59470       0.2392      0.3084     -0.11815         
       2021  9 14  59471       0.2384      0.3068     -0.11776         
       2021  9 15  59472       0.2375      0.3052     -0.11724         
       2021  9 16  59473       0.2367      0.3036     -0.11668         
       2021  9 17  59474       0.2358      0.3021     -0.11620         
       2021  9 18  59475       0.2348      0.3005     -0.11588         
       2021  9 19  59476       0.2339      0.2989     -0.11573         
       2021  9 20  59477       0.2329      0.2974     -0.11576         
       2021  9 21  59478       0.2319      0.2959     -0.11591         
       2021  9 22  59479       0.2309      0.2944     -0.11610         
       2021  9 23  59480       0.2298      0.2929     -0.11627         
       2021  9 24  59481       0.2287      0.2914     -0.11634         
       2021  9 25  59482       0.2276      0.2899     -0.11627         
       2021  9 26  59483       0.2265      0.2884     -0.11603         
       2021  9 27  59484       0.2253      0.2870     -0.11563         
       2021  9 28  59485       0.2241      0.2856     -0.11511         
       2021  9 29  59486       0.2229      0.2841     -0.11450         
       2021  9 30  59487       0.2216      0.2827     -0.11389         
       2021 10  1  59488       0.2204      0.2814     -0.11333         
       2021 10  2  59489       0.2191      0.2800     -0.11292         
       2021 10  3  59490       0.2177      0.2787     -0.11271         
       2021 10  4  59491       0.2164      0.2773     -0.11276         
       2021 10  5  59492       0.2150      0.2760     -0.11308         
       2021 10  6  59493       0.2136      0.2747     -0.11361         
       2021 10  7  59494       0.2122      0.2735     -0.11423         
       2021 10  8  59495       0.2108      0.2722     -0.11480         
       2021 10  9  59496       0.2093      0.2710     -0.11521         
       2021 10 10  59497       0.2078      0.2698     -0.11536         
       2021 10 11  59498       0.2063      0.2686     -0.11527         
       2021 10 12  59499       0.2047      0.2674     -0.11501         
       2021 10 13  59500       0.2032      0.2663     -0.11468         
       2021 10 14  59501       0.2016      0.2652     -0.11439         
       2021 10 15  59502       0.2000      0.2641     -0.11425         
       2021 10 16  59503       0.1984      0.2630     -0.11428         
       2021 10 17  59504       0.1968      0.2619     -0.11448         
       2021 10 18  59505       0.1951      0.2609     -0.11483         
       2021 10 19  59506       0.1934      0.2599     -0.11525         
       2021 10 20  59507       0.1917      0.2589     -0.11566         
       2021 10 21  59508       0.1900      0.2579     -0.11600         
       2021 10 22  59509       0.1883      0.2570     -0.11621         
       2021 10 23  59510       0.1865      0.2561     -0.11625         
       2021 10 24  59511       0.1848      0.2552     -0.11612         
       2021 10 25  59512       0.1830      0.2544     -0.11584         
       2021 10 26  59513       0.1812      0.2535     -0.11545         
       2021 10 27  59514       0.1794      0.2527     -0.11501         
       2021 10 28  59515       0.1775      0.2519     -0.11460         
       2021 10 29  59516       0.1757      0.2512     -0.11428         
       2021 10 30  59517       0.1738      0.2505     -0.11413         
       2021 10 31  59518       0.1719      0.2498     -0.11420         
       2021 11  1  59519       0.1701      0.2491     -0.11461         
       2021 11  2  59520       0.1682      0.2484     -0.11526         
       2021 11  3  59521       0.1663      0.2478     -0.11606         
       2021 11  4  59522       0.1643      0.2472     -0.11690         
       2021 11  5  59523       0.1624      0.2467     -0.11761         
       2021 11  6  59524       0.1605      0.2461     -0.11809         
       2021 11  7  59525       0.1585      0.2456     -0.11828         
       2021 11  8  59526       0.1565      0.2452     -0.11824         
       2021 11  9  59527       0.1546      0.2447     -0.11805         
       2021 11 10  59528       0.1526      0.2443     -0.11786         
       2021 11 11  59529       0.1506      0.2439     -0.11777         
       2021 11 12  59530       0.1486      0.2435     -0.11783         
       2021 11 13  59531       0.1466      0.2432     -0.11804         
       2021 11 14  59532       0.1446      0.2429     -0.11839         
       2021 11 15  59533       0.1426      0.2426     -0.11880         
       2021 11 16  59534       0.1405      0.2424     -0.11921         
       2021 11 17  59535       0.1385      0.2422     -0.11956         
       2021 11 18  59536       0.1365      0.2420     -0.11979         
       2021 11 19  59537       0.1344      0.2419     -0.11986         
       2021 11 20  59538       0.1324      0.2417     -0.11975         
       2021 11 21  59539       0.1304      0.2417     -0.11947         
       2021 11 22  59540       0.1283      0.2416     -0.11906         
       2021 11 23  59541       0.1263      0.2416     -0.11858         
       2021 11 24  59542       0.1242      0.2416     -0.11808         
       2021 11 25  59543       0.1222      0.2416     -0.11765         
       2021 11 26  59544       0.1201      0.2417     -0.11735         
       2021 11 27  59545       0.1181      0.2418     -0.11724         
       2021 11 28  59546       0.1161      0.2419     -0.11736         
       2021 11 29  59547       0.1140      0.2420     -0.11771         
       2021 11 30  59548       0.1120      0.2422     -0.11825         
       2021 12  1  59549       0.1099      0.2424     -0.11888         
       2021 12  2  59550       0.1079      0.2427     -0.11947         
       2021 12  3  59551       0.1059      0.2430     -0.11988         
       2021 12  4  59552       0.1039      0.2433     -0.12003         
       2021 12  5  59553       0.1018      0.2436     -0.11992         
       2021 12  6  59554       0.0998      0.2440     -0.11963         
       2021 12  7  59555       0.0978      0.2444     -0.11927         
       2021 12  8  59556       0.0958      0.2448     -0.11898         
       2021 12  9  59557       0.0938      0.2453     -0.11884         
       2021 12 10  59558       0.0918      0.2457     -0.11886         
       2021 12 11  59559       0.0899      0.2463     -0.11902         
       2021 12 12  59560       0.0879      0.2468     -0.11924         
       2021 12 13  59561       0.0859      0.2474     -0.11947         
       2021 12 14  59562       0.0840      0.2480     -0.11963         
       2021 12 15  59563       0.0821      0.2486     -0.11968         
       2021 12 16  59564       0.0801      0.2493     -0.11956         
       2021 12 17  59565       0.0782      0.2500     -0.11928         
       2021 12 18  59566       0.0763      0.2507     -0.11882         
       2021 12 19  59567       0.0744      0.2515     -0.11822         
       2021 12 20  59568       0.0725      0.2523     -0.11752         
       2021 12 21  59569       0.0707      0.2531     -0.11680         
       2021 12 22  59570       0.0688      0.2539     -0.11612         
       2021 12 23  59571       0.0670      0.2548     -0.11556         
       2021 12 24  59572       0.0652      0.2557     -0.11516         
       2021 12 25  59573       0.0634      0.2566     -0.11496         
       2021 12 26  59574       0.0616      0.2576     -0.11497         
       2021 12 27  59575       0.0598      0.2586     -0.11516         
       2021 12 28  59576       0.0581      0.2596     -0.11547         
       2021 12 29  59577       0.0563      0.2606     -0.11580         
       2021 12 30  59578       0.0546      0.2617     -0.11601         
       2021 12 31  59579       0.0529      0.2627     -0.11602         
       2022  1  1  59580       0.0512      0.2639     -0.11578         
       2022  1  2  59581       0.0496      0.2650     -0.11533         
       2022  1  3  59582       0.0479      0.2662     -0.11479         
       2022  1  4  59583       0.0463      0.2674     -0.11428         
       2022  1  5  59584       0.0447      0.2686     -0.11392         
       2022  1  6  59585       0.0432      0.2698     -0.11374         
       2022  1  7  59586       0.0416      0.2711     -0.11374         
       2022  1  8  59587       0.0401      0.2724     -0.11383         
       2022  1  9  59588       0.0386      0.2737     -0.11395         
       2022  1 10  59589       0.0371      0.2750     -0.11400         
       2022  1 11  59590       0.0356      0.2764     -0.11394         
       2022  1 12  59591       0.0342      0.2778     -0.11371         
       2022  1 13  59592       0.0328      0.2792     -0.11331         
       2022  1 14  59593       0.0314      0.2806     -0.11272         
       2022  1 15  59594       0.0300      0.2821     -0.11199         
       2022  1 16  59595       0.0287      0.2835     -0.11114         
       2022  1 17  59596       0.0274      0.2850     -0.11024         
       2022  1 18  59597       0.0261      0.2865     -0.10936         
       2022  1 19  59598       0.0248      0.2881     -0.10857         
       2022  1 20  59599       0.0236      0.2896     -0.10795         
       2022  1 21  59600       0.0224      0.2912     -0.10753         
       2022  1 22  59601       0.0212      0.2928     -0.10734         
       2022  1 23  59602       0.0201      0.2944     -0.10735         
       2022  1 24  59603       0.0190      0.2960     -0.10752         
       2022  1 25  59604       0.0179      0.2977     -0.10776         
       2022  1 26  59605       0.0168      0.2993     -0.10796         
       2022  1 27  59606       0.0158      0.3010     -0.10801         
       2022  1 28  59607       0.0148      0.3027     -0.10786         
       2022  1 29  59608       0.0138      0.3044     -0.10749         
       2022  1 30  59609       0.0129      0.3061     -0.10698         
       2022  1 31  59610       0.0120      0.3079     -0.10644         
       2022  2  1  59611       0.0111      0.3097     -0.10600         
       2022  2  2  59612       0.0102      0.3114     -0.10575         
       2022  2  3  59613       0.0094      0.3132     -0.10572         
       2022  2  4  59614       0.0086      0.3150     -0.10585         
       2022  2  5  59615       0.0079      0.3168     -0.10607         
       2022  2  6  59616       0.0071      0.3187     -0.10628         
       2022  2  7  59617       0.0065      0.3205     -0.10640         
       2022  2  8  59618       0.0058      0.3223     -0.10637         
       2022  2  9  59619       0.0052      0.3242     -0.10617         
       2022  2 10  59620       0.0046      0.3261     -0.10580         
       2022  2 11  59621       0.0040      0.3279     -0.10529         
       2022  2 12  59622       0.0035      0.3298     -0.10469         
       2022  2 13  59623       0.0030      0.3317     -0.10407         
       2022  2 14  59624       0.0026      0.3336     -0.10350         
       2022  2 15  59625       0.0021      0.3356     -0.10304         
       2022  2 16  59626       0.0017      0.3375     -0.10276         
       2022  2 17  59627       0.0014      0.3394     -0.10269         
       2022  2 18  59628       0.0011      0.3413     -0.10286         
       2022  2 19  59629       0.0008      0.3433     -0.10326         
       2022  2 20  59630       0.0005      0.3452     -0.10383         
       2022  2 21  59631       0.0003      0.3472     -0.10446         
       2022  2 22  59632       0.0001      0.3491     -0.10502         
       2022  2 23  59633       0.0000      0.3511     -0.10538         
       2022  2 24  59634      -0.0002      0.3531     -0.10550         
       2022  2 25  59635      -0.0002      0.3550     -0.10539         
       2022  2 26  59636      -0.0003      0.3570     -0.10514         
       2022  2 27  59637      -0.0003      0.3590     -0.10479         
       2022  2 28  59638      -0.0003      0.3609     -0.10458         
       2022  3  1  59639      -0.0002      0.3629     -0.10458         
       2022  3  2  59640      -0.0001      0.3649     -0.10482         
       2022  3  3  59641       0.0000      0.3669     -0.10526         
       2022  3  4  59642       0.0002      0.3688     -0.10585         
       2022  3  5  59643       0.0004      0.3708     -0.10656         
       2022  3  6  59644       0.0006      0.3728     -0.10721         
       2022  3  7  59645       0.0008      0.3747     -0.10777         
       2022  3  8  59646       0.0011      0.3767     -0.10817         
       2022  3  9  59647       0.0015      0.3787     -0.10840         
       2022  3 10  59648       0.0018      0.3806     -0.10847         
       2022  3 11  59649       0.0022      0.3826     -0.10834         
       2022  3 12  59650       0.0027      0.3845     -0.10811         
       2022  3 13  59651       0.0032      0.3865     -0.10787         
       2022  3 14  59652       0.0037      0.3884     -0.10772         
       2022  3 15  59653       0.0042      0.3903     -0.10772         
       2022  3 16  59654       0.0048      0.3922     -0.10788         
       2022  3 17  59655       0.0054      0.3942     -0.10825         
       2022  3 18  59656       0.0060      0.3961     -0.10886         
       2022  3 19  59657       0.0067      0.3980     -0.10959         
       2022  3 20  59658       0.0074      0.3998     -0.11051         
       2022  3 21  59659       0.0081      0.4017     -0.11136         
       2022  3 22  59660       0.0089      0.4036     -0.11203         
       2022  3 23  59661       0.0097      0.4054     -0.11243         
       2022  3 24  59662       0.0105      0.4073     -0.11253         
       2022  3 25  59663       0.0114      0.4091     -0.11241         
       2022  3 26  59664       0.0123      0.4109     -0.11225         
       2022  3 27  59665       0.0132      0.4127     -0.11214         
       2022  3 28  59666       0.0142      0.4145     -0.11224         
       2022  3 29  59667       0.0152      0.4163     -0.11255         
       2022  3 30  59668       0.0162      0.4181     -0.11307         
       2022  3 31  59669       0.0173      0.4198     -0.11377         
       2022  4  1  59670       0.0183      0.4216     -0.11453         
       2022  4  2  59671       0.0195      0.4233     -0.11529         
       2022  4  3  59672       0.0206      0.4250     -0.11594         
       2022  4  4  59673       0.0218      0.4267     -0.11643         
       2022  4  5  59674       0.0230      0.4284     -0.11678         
       2022  4  6  59675       0.0242      0.4300     -0.11687         
       2022  4  7  59676       0.0255      0.4317     -0.11671         
       2022  4  8  59677       0.0268      0.4333     -0.11645         
       2022  4  9  59678       0.0281      0.4349     -0.11620         
       2022  4 10  59679       0.0294      0.4365     -0.11604         
       2022  4 11  59680       0.0308      0.4380     -0.11601         
       2022  4 12  59681       0.0322      0.4396     -0.11612         
       2022  4 13  59682       0.0336      0.4411     -0.11644         
       2022  4 14  59683       0.0351      0.4426     -0.11696         
       2022  4 15  59684       0.0365      0.4441     -0.11764         
       2022  4 16  59685       0.0380      0.4455     -0.11842         
       2022  4 17  59686       0.0396      0.4469     -0.11926         
       2022  4 18  59687       0.0411      0.4484     -0.12001         
       2022  4 19  59688       0.0427      0.4498     -0.12055         
       2022  4 20  59689       0.0443      0.4511     -0.12086         
       2022  4 21  59690       0.0459      0.4525     -0.12101         
       2022  4 22  59691       0.0475      0.4538     -0.12107         
       2022  4 23  59692       0.0492      0.4551     -0.12112         
       2022  4 24  59693       0.0509      0.4563     -0.12117         
       2022  4 25  59694       0.0526      0.4576     -0.12133         
       2022  4 26  59695       0.0543      0.4588     -0.12163         
       2022  4 27  59696       0.0561      0.4600     -0.12206         
       2022  4 28  59697       0.0578      0.4612     -0.12258         
       2022  4 29  59698       0.0596      0.4623     -0.12301         
       2022  4 30  59699       0.0614      0.4634     -0.12329         
       2022  5  1  59700       0.0633      0.4645     -0.12335         
       2022  5  2  59701       0.0651      0.4656     -0.12322         
       2022  5  3  59702       0.0670      0.4666     -0.12283         
       2022  5  4  59703       0.0688      0.4676     -0.12223         
       2022  5  5  59704       0.0707      0.4686     -0.12153         
       2022  5  6  59705       0.0726      0.4695     -0.12072         
       2022  5  7  59706       0.0746      0.4704     -0.11986         
       2022  5  8  59707       0.0765      0.4713     -0.11913         
       2022  5  9  59708       0.0785      0.4722     -0.11855         
       2022  5 10  59709       0.0804      0.4730     -0.11815         
       2022  5 11  59710       0.0824      0.4738     -0.11797         
       2022  5 12  59711       0.0844      0.4746     -0.11794         
       2022  5 13  59712       0.0864      0.4754     -0.11800         
       2022  5 14  59713       0.0884      0.4761     -0.11807         
       2022  5 15  59714       0.0905      0.4768     -0.11812         
       2022  5 16  59715       0.0925      0.4774     -0.11798         
       2022  5 17  59716       0.0946      0.4780     -0.11760         
       2022  5 18  59717       0.0966      0.4786     -0.11697         
       2022  5 19  59718       0.0987      0.4792     -0.11630         
       2022  5 20  59719       0.1008      0.4797     -0.11573         
       2022  5 21  59720       0.1028      0.4802     -0.11522         
       2022  5 22  59721       0.1049      0.4807     -0.11487         
       2022  5 23  59722       0.1070      0.4811     -0.11465         
       2022  5 24  59723       0.1091      0.4815     -0.11455         
       2022  5 25  59724       0.1112      0.4819     -0.11449         
       2022  5 26  59725       0.1134      0.4822     -0.11443         
       2022  5 27  59726       0.1155      0.4825     -0.11428         
       2022  5 28  59727       0.1176      0.4828     -0.11396         
       2022  5 29  59728       0.1197      0.4830     -0.11351         
       2022  5 30  59729       0.1219      0.4832     -0.11286         
       2022  5 31  59730       0.1240      0.4834     -0.11205         
       2022  6  1  59731       0.1261      0.4836     -0.11105         
       2022  6  2  59732       0.1283      0.4837     -0.10990         
       2022  6  3  59733       0.1304      0.4838     -0.10871         
       2022  6  4  59734       0.1325      0.4838     -0.10755         
       2022  6  5  59735       0.1346      0.4838     -0.10639         
       2022  6  6  59736       0.1368      0.4838     -0.10539         
       2022  6  7  59737       0.1389      0.4838     -0.10456         
       2022  6  8  59738       0.1410      0.4837     -0.10392         
       2022  6  9  59739       0.1432      0.4836     -0.10338         
       2022  6 10  59740       0.1453      0.4834     -0.10296         
       2022  6 11  59741       0.1474      0.4832     -0.10251         
       2022  6 12  59742       0.1495      0.4830     -0.10189         
       2022  6 13  59743       0.1516      0.4828     -0.10102         
       2022  6 14  59744       0.1537      0.4825     -0.09991         
       2022  6 15  59745       0.1558      0.4822     -0.09854         
       2022  6 16  59746       0.1579      0.4819     -0.09708         
       2022  6 17  59747       0.1599      0.4815     -0.09574         
       2022  6 18  59748       0.1620      0.4811     -0.09464         
       2022  6 19  59749       0.1641      0.4806     -0.09379         
       2022  6 20  59750       0.1661      0.4802     -0.09319         
       2022  6 21  59751       0.1682      0.4797     -0.09274         
       2022  6 22  59752       0.1702      0.4792     -0.09230         
       2022  6 23  59753       0.1722      0.4786     -0.09177         
       2022  6 24  59754       0.1742      0.4780     -0.09108         
       2022  6 25  59755       0.1762      0.4774     -0.09016         
       2022  6 26  59756       0.1782      0.4767     -0.08898         
       2022  6 27  59757       0.1801      0.4760     -0.08769         
       2022  6 28  59758       0.1821      0.4753     -0.08627         
       2022  6 29  59759       0.1840      0.4746     -0.08473         
       2022  6 30  59760       0.1860      0.4738     -0.08318         
       2022  7  1  59761       0.1879      0.4730     -0.08178         
       2022  7  2  59762       0.1898      0.4722     -0.08054         
       2022  7  3  59763       0.1916      0.4713     -0.07945         
       2022  7  4  59764       0.1935      0.4704     -0.07861         
       2022  7  5  59765       0.1953      0.4695     -0.07800         
       2022  7  6  59766       0.1971      0.4686     -0.07762         
       2022  7  7  59767       0.1989      0.4676     -0.07741         
       2022  7  8  59768       0.2007      0.4666     -0.07720         
       2022  7  9  59769       0.2025      0.4656     -0.07692         
       2022  7 10  59770       0.2042      0.4645     -0.07647         
       2022  7 11  59771       0.2060      0.4634     -0.07574         
       2022  7 12  59772       0.2077      0.4623     -0.07482         
       2022  7 13  59773       0.2093      0.4612     -0.07372         
       2022  7 14  59774       0.2110      0.4600     -0.07257         
       2022  7 15  59775       0.2126      0.4588     -0.07154         
      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)                         
                      59388  -111.76    0.52   -9.40    0.21   
                      59389  -111.87    0.52   -9.54    0.21   
                      59390  -111.61    0.52   -9.63    0.21   
                      59391  -111.20    0.46   -9.73    0.26   
                      59392  -110.85    0.46   -9.97    0.25   
                      59393  -110.70    0.46  -10.26    0.25   
                      59394  -110.87    0.52  -10.32    0.18   
                                                            
                     IAU2000A Celestial Pole Offset Series  
                      MJD      dX     error     dY     error
                                    (msec. of arc)          
                      59388    0.212  0.209   -0.194   0.208          
                      59389    0.201  0.209   -0.210   0.208          
                      59390    0.190  0.209   -0.226   0.208          
                      59391    0.183  0.181   -0.236   0.260          
                      59392    0.181  0.184   -0.238   0.251          
                      59393    0.183  0.184   -0.234   0.251          
                      59394    0.186  0.208   -0.228   0.182          
                                                                               
    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).          
