********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 28 November 2019 Vol. XXXII No. 048 ______________________________________________________________________ GENERAL INFORMATION: To receive this information electronically, contact: ser7@maia.usno.navy.mil or use 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 *********************************************************************** * * * Notice of Publication Web and FTP Shutdown: * * The US Naval Observatory's Rapid Service/Prediction Center web and * * FTP sites (at maia.usno.navy.mil and toshi.nofs.navy.mil) must * * undergo modernization and have been offline since 24 October 2019. * * The expected completion of work and return of service is estimated * * as 30 April 2020. Please visit https://www.usno.navy.mil and submit * * a Requirements Form to the USNO Public Affairs Official (PAO) if * * the information you are seeking is not accessible via another * * means. If the Requirements Form is not available, please directly * * contact the USNO PAO Geoff Chester at email address * * geoff.chester@navy.mil or phone number 202 762 1438. * * * * This shutdown has lead to the indefinite cessation of IERS * * Bulletin A distribution emails. If this occurs, current * * subscribers to the Bulletin A email distribution list may receive * * future mailings from a different address (if this service is * * restored). In the meantime, we will be unable to process email * * subscription/unsubscription requests. * * * * Currently, updated EOPs may be available at NASA's Archive of * * Space Geodesy Data anonymous FTP server at: * * ftp://cddis.gsfc.nasa.gov/pub/products/iers * * Daily EOP data may be uploaded here by 18:00 UTC, and * * Bulletin A EOP data may be available by 20:00 UTC. * * Users should please verify results obtained from this site; * * we cannot guarantee the integrity or timeliness of files provided * * at this mirror site. * * * * For other download options from CDDIS, such as HTTPS, please refer * * to the https://cddis.nasa.gov/About/CDDIS_File_Download_FAQ.html * * * * 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 . 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 19 11 22 58809 0.13786 .00009 0.27104 .00009 -0.166327 0.000014 19 11 23 58810 0.13583 .00009 0.27051 .00009 -0.167207 0.000016 19 11 24 58811 0.13373 .00009 0.27001 .00009 -0.168095 0.000018 19 11 25 58812 0.13182 .00009 0.26950 .00009 -0.168901 0.000021 19 11 26 58813 0.13018 .00009 0.26915 .00009 -0.169472 0.000022 19 11 27 58814 0.12870 .00009 0.26913 .00009 -0.169822 0.000024 19 11 28 58815 0.12726 .00009 0.26935 .00009 -0.170073 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 = 0.1310 + 0.0134 cos A - 0.1157 sin A - 0.0158 cos C + 0.0240 sin C y = 0.3520 - 0.1044 cos A - 0.0113 sin A + 0.0240 cos C + 0.0158 sin C UT1-UTC = -0.1565 - 0.00040 (MJD - 58823) - (UT2-UT1) where A = 2*pi*(MJD-58815)/365.25 and C = 2*pi*(MJD-58815)/435. TAI-UTC(MJD 58816) = 37.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-58815)**0.80 S t = 0.00025 (MJD-58815)**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) 2019 11 29 58816 0.1257 0.2696 -0.17019 2019 11 30 58817 0.1242 0.2699 -0.17021 2019 12 1 58818 0.1225 0.2701 -0.17022 2019 12 2 58819 0.1209 0.2703 -0.17028 2019 12 3 58820 0.1192 0.2705 -0.17042 2019 12 4 58821 0.1175 0.2706 -0.17063 2019 12 5 58822 0.1158 0.2708 -0.17092 2019 12 6 58823 0.1142 0.2710 -0.17128 2019 12 7 58824 0.1126 0.2713 -0.17169 2019 12 8 58825 0.1111 0.2716 -0.17215 2019 12 9 58826 0.1095 0.2719 -0.17259 2019 12 10 58827 0.1079 0.2723 -0.17296 2019 12 11 58828 0.1063 0.2726 -0.17320 2019 12 12 58829 0.1047 0.2730 -0.17327 2019 12 13 58830 0.1031 0.2734 -0.17322 2019 12 14 58831 0.1015 0.2738 -0.17310 2019 12 15 58832 0.1000 0.2743 -0.17298 2019 12 16 58833 0.0985 0.2748 -0.17296 2019 12 17 58834 0.0969 0.2753 -0.17312 2019 12 18 58835 0.0954 0.2758 -0.17349 2019 12 19 58836 0.0939 0.2764 -0.17406 2019 12 20 58837 0.0923 0.2770 -0.17475 2019 12 21 58838 0.0908 0.2776 -0.17546 2019 12 22 58839 0.0893 0.2782 -0.17609 2019 12 23 58840 0.0878 0.2788 -0.17656 2019 12 24 58841 0.0863 0.2795 -0.17680 2019 12 25 58842 0.0848 0.2802 -0.17682 2019 12 26 58843 0.0834 0.2809 -0.17666 2019 12 27 58844 0.0819 0.2817 -0.17639 2019 12 28 58845 0.0805 0.2825 -0.17608 2019 12 29 58846 0.0791 0.2833 -0.17580 2019 12 30 58847 0.0776 0.2841 -0.17560 2019 12 31 58848 0.0762 0.2849 -0.17550 2020 1 1 58849 0.0749 0.2858 -0.17551 2020 1 2 58850 0.0735 0.2867 -0.17560 2020 1 3 58851 0.0722 0.2876 -0.17574 2020 1 4 58852 0.0708 0.2885 -0.17589 2020 1 5 58853 0.0695 0.2894 -0.17601 2020 1 6 58854 0.0682 0.2904 -0.17606 2020 1 7 58855 0.0670 0.2914 -0.17601 2020 1 8 58856 0.0657 0.2924 -0.17583 2020 1 9 58857 0.0645 0.2935 -0.17554 2020 1 10 58858 0.0632 0.2945 -0.17518 2020 1 11 58859 0.0620 0.2956 -0.17483 2020 1 12 58860 0.0609 0.2967 -0.17456 2020 1 13 58861 0.0597 0.2978 -0.17445 2020 1 14 58862 0.0586 0.2990 -0.17456 2020 1 15 58863 0.0574 0.3001 -0.17486 2020 1 16 58864 0.0563 0.3013 -0.17530 2020 1 17 58865 0.0553 0.3025 -0.17579 2020 1 18 58866 0.0542 0.3037 -0.17621 2020 1 19 58867 0.0532 0.3049 -0.17650 2020 1 20 58868 0.0522 0.3062 -0.17662 2020 1 21 58869 0.0512 0.3074 -0.17655 2020 1 22 58870 0.0502 0.3087 -0.17633 2020 1 23 58871 0.0493 0.3100 -0.17603 2020 1 24 58872 0.0484 0.3113 -0.17570 2020 1 25 58873 0.0475 0.3127 -0.17541 2020 1 26 58874 0.0466 0.3140 -0.17521 2020 1 27 58875 0.0458 0.3154 -0.17513 2020 1 28 58876 0.0449 0.3167 -0.17518 2020 1 29 58877 0.0441 0.3181 -0.17534 2020 1 30 58878 0.0434 0.3195 -0.17560 2020 1 31 58879 0.0426 0.3209 -0.17590 2020 2 1 58880 0.0419 0.3224 -0.17622 2020 2 2 58881 0.0412 0.3238 -0.17651 2020 2 3 58882 0.0406 0.3252 -0.17674 2020 2 4 58883 0.0399 0.3267 -0.17689 2020 2 5 58884 0.0393 0.3282 -0.17695 2020 2 6 58885 0.0388 0.3296 -0.17696 2020 2 7 58886 0.0382 0.3311 -0.17695 2020 2 8 58887 0.0377 0.3326 -0.17704 2020 2 9 58888 0.0372 0.3341 -0.17729 2020 2 10 58889 0.0367 0.3357 -0.17780 2020 2 11 58890 0.0363 0.3372 -0.17856 2020 2 12 58891 0.0359 0.3387 -0.17951 2020 2 13 58892 0.0355 0.3402 -0.18056 2020 2 14 58893 0.0351 0.3418 -0.18156 2020 2 15 58894 0.0348 0.3433 -0.18242 2020 2 16 58895 0.0345 0.3449 -0.18308 2020 2 17 58896 0.0343 0.3465 -0.18352 2020 2 18 58897 0.0340 0.3480 -0.18379 2020 2 19 58898 0.0338 0.3496 -0.18394 2020 2 20 58899 0.0337 0.3512 -0.18405 2020 2 21 58900 0.0335 0.3528 -0.18419 2020 2 22 58901 0.0334 0.3543 -0.18440 2020 2 23 58902 0.0333 0.3559 -0.18472 2020 2 24 58903 0.0333 0.3575 -0.18518 2020 2 25 58904 0.0332 0.3591 -0.18576 2020 2 26 58905 0.0332 0.3607 -0.18644 2020 2 27 58906 0.0333 0.3623 -0.18719 2020 2 28 58907 0.0333 0.3639 -0.18796 2020 2 29 58908 0.0334 0.3655 -0.18870 2020 3 1 58909 0.0335 0.3671 -0.18939 2020 3 2 58910 0.0337 0.3686 -0.19000 2020 3 3 58911 0.0339 0.3702 -0.19051 2020 3 4 58912 0.0341 0.3718 -0.19096 2020 3 5 58913 0.0343 0.3734 -0.19137 2020 3 6 58914 0.0346 0.3750 -0.19182 2020 3 7 58915 0.0349 0.3765 -0.19241 2020 3 8 58916 0.0353 0.3781 -0.19324 2020 3 9 58917 0.0356 0.3797 -0.19435 2020 3 10 58918 0.0360 0.3812 -0.19573 2020 3 11 58919 0.0364 0.3828 -0.19726 2020 3 12 58920 0.0369 0.3843 -0.19882 2020 3 13 58921 0.0374 0.3859 -0.20027 2020 3 14 58922 0.0379 0.3874 -0.20151 2020 3 15 58923 0.0384 0.3889 -0.20250 2020 3 16 58924 0.0390 0.3904 -0.20313 2020 3 17 58925 0.0396 0.3919 -0.20361 2020 3 18 58926 0.0402 0.3934 -0.20401 2020 3 19 58927 0.0409 0.3949 -0.20441 2020 3 20 58928 0.0416 0.3964 -0.20486 2020 3 21 58929 0.0423 0.3979 -0.20541 2020 3 22 58930 0.0430 0.3993 -0.20607 2020 3 23 58931 0.0438 0.4008 -0.20685 2020 3 24 58932 0.0446 0.4022 -0.20772 2020 3 25 58933 0.0454 0.4036 -0.20866 2020 3 26 58934 0.0462 0.4050 -0.20962 2020 3 27 58935 0.0471 0.4064 -0.21054 2020 3 28 58936 0.0480 0.4078 -0.21139 2020 3 29 58937 0.0490 0.4092 -0.21214 2020 3 30 58938 0.0499 0.4105 -0.21277 2020 3 31 58939 0.0509 0.4119 -0.21331 2020 4 1 58940 0.0519 0.4132 -0.21377 2020 4 2 58941 0.0530 0.4145 -0.21424 2020 4 3 58942 0.0540 0.4158 -0.21478 2020 4 4 58943 0.0551 0.4171 -0.21551 2020 4 5 58944 0.0562 0.4183 -0.21648 2020 4 6 58945 0.0574 0.4196 -0.21773 2020 4 7 58946 0.0585 0.4208 -0.21921 2020 4 8 58947 0.0597 0.4220 -0.22079 2020 4 9 58948 0.0609 0.4232 -0.22232 2020 4 10 58949 0.0621 0.4244 -0.22367 2020 4 11 58950 0.0634 0.4255 -0.22475 2020 4 12 58951 0.0647 0.4266 -0.22557 2020 4 13 58952 0.0660 0.4278 -0.22617 2020 4 14 58953 0.0673 0.4288 -0.22664 2020 4 15 58954 0.0686 0.4299 -0.22707 2020 4 16 58955 0.0700 0.4310 -0.22752 2020 4 17 58956 0.0714 0.4320 -0.22804 2020 4 18 58957 0.0728 0.4330 -0.22866 2020 4 19 58958 0.0742 0.4340 -0.22938 2020 4 20 58959 0.0756 0.4349 -0.23019 2020 4 21 58960 0.0771 0.4359 -0.23106 2020 4 22 58961 0.0786 0.4368 -0.23195 2020 4 23 58962 0.0801 0.4377 -0.23281 2020 4 24 58963 0.0816 0.4385 -0.23359 2020 4 25 58964 0.0831 0.4394 -0.23426 2020 4 26 58965 0.0847 0.4402 -0.23479 2020 4 27 58966 0.0862 0.4410 -0.23519 2020 4 28 58967 0.0878 0.4418 -0.23550 2020 4 29 58968 0.0894 0.4425 -0.23577 2020 4 30 58969 0.0910 0.4432 -0.23607 2020 5 1 58970 0.0926 0.4439 -0.23649 2020 5 2 58971 0.0943 0.4446 -0.23711 2020 5 3 58972 0.0959 0.4452 -0.23797 2020 5 4 58973 0.0976 0.4458 -0.23907 2020 5 5 58974 0.0993 0.4464 -0.24033 2020 5 6 58975 0.1010 0.4470 -0.24162 2020 5 7 58976 0.1027 0.4475 -0.24279 2020 5 8 58977 0.1044 0.4480 -0.24373 2020 5 9 58978 0.1061 0.4485 -0.24440 2020 5 10 58979 0.1078 0.4490 -0.24482 2020 5 11 58980 0.1096 0.4494 -0.24506 2020 5 12 58981 0.1113 0.4498 -0.24521 2020 5 13 58982 0.1131 0.4502 -0.24535 2020 5 14 58983 0.1149 0.4505 -0.24554 2020 5 15 58984 0.1167 0.4508 -0.24581 2020 5 16 58985 0.1184 0.4511 -0.24617 2020 5 17 58986 0.1202 0.4514 -0.24662 2020 5 18 58987 0.1220 0.4516 -0.24713 2020 5 19 58988 0.1238 0.4518 -0.24766 2020 5 20 58989 0.1256 0.4520 -0.24815 2020 5 21 58990 0.1275 0.4522 -0.24857 2020 5 22 58991 0.1293 0.4523 -0.24888 2020 5 23 58992 0.1311 0.4524 -0.24904 2020 5 24 58993 0.1329 0.4524 -0.24905 2020 5 25 58994 0.1347 0.4525 -0.24894 2020 5 26 58995 0.1366 0.4525 -0.24876 2020 5 27 58996 0.1384 0.4524 -0.24857 2020 5 28 58997 0.1402 0.4524 -0.24846 2020 5 29 58998 0.1421 0.4523 -0.24851 2020 5 30 58999 0.1439 0.4522 -0.24875 2020 5 31 59000 0.1457 0.4520 -0.24921 2020 6 1 59001 0.1475 0.4519 -0.24983 2020 6 2 59002 0.1494 0.4517 -0.25051 2020 6 3 59003 0.1512 0.4514 -0.25115 2020 6 4 59004 0.1530 0.4512 -0.25163 2020 6 5 59005 0.1548 0.4509 -0.25188 2020 6 6 59006 0.1566 0.4506 -0.25190 2020 6 7 59007 0.1584 0.4502 -0.25174 2020 6 8 59008 0.1602 0.4499 -0.25149 2020 6 9 59009 0.1620 0.4494 -0.25124 2020 6 10 59010 0.1638 0.4490 -0.25107 2020 6 11 59011 0.1656 0.4486 -0.25100 2020 6 12 59012 0.1674 0.4481 -0.25106 2020 6 13 59013 0.1692 0.4476 -0.25122 2020 6 14 59014 0.1709 0.4470 -0.25146 2020 6 15 59015 0.1727 0.4464 -0.25172 2020 6 16 59016 0.1744 0.4458 -0.25197 2020 6 17 59017 0.1761 0.4452 -0.25214 2020 6 18 59018 0.1778 0.4446 -0.25221 2020 6 19 59019 0.1796 0.4439 -0.25215 2020 6 20 59020 0.1813 0.4432 -0.25195 2020 6 21 59021 0.1829 0.4424 -0.25162 2020 6 22 59022 0.1846 0.4417 -0.25121 2020 6 23 59023 0.1863 0.4409 -0.25078 2020 6 24 59024 0.1879 0.4401 -0.25043 2020 6 25 59025 0.1895 0.4392 -0.25023 2020 6 26 59026 0.1912 0.4384 -0.25022 2020 6 27 59027 0.1928 0.4375 -0.25042 2020 6 28 59028 0.1943 0.4366 -0.25077 2020 6 29 59029 0.1959 0.4356 -0.25121 2020 6 30 59030 0.1975 0.4346 -0.25159 2020 7 1 59031 0.1990 0.4337 -0.25182 2020 7 2 59032 0.2005 0.4326 -0.25184 2020 7 3 59033 0.2020 0.4316 -0.25163 2020 7 4 59034 0.2035 0.4305 -0.25122 2020 7 5 59035 0.2050 0.4294 -0.25067 2020 7 6 59036 0.2064 0.4283 -0.25005 2020 7 7 59037 0.2078 0.4272 -0.24943 2020 7 8 59038 0.2092 0.4260 -0.24886 2020 7 9 59039 0.2106 0.4249 -0.24837 2020 7 10 59040 0.2120 0.4237 -0.24799 2020 7 11 59041 0.2133 0.4224 -0.24775 2020 7 12 59042 0.2146 0.4212 -0.24762 2020 7 13 59043 0.2159 0.4199 -0.24747 2020 7 14 59044 0.2172 0.4186 -0.24723 2020 7 15 59045 0.2184 0.4173 -0.24690 2020 7 16 59046 0.2197 0.4160 -0.24649 2020 7 17 59047 0.2209 0.4147 -0.24596 2020 7 18 59048 0.2220 0.4133 -0.24526 2020 7 19 59049 0.2232 0.4119 -0.24444 2020 7 20 59050 0.2243 0.4105 -0.24353 2020 7 21 59051 0.2254 0.4091 -0.24265 2020 7 22 59052 0.2265 0.4077 -0.24193 2020 7 23 59053 0.2276 0.4062 -0.24145 2020 7 24 59054 0.2286 0.4047 -0.24119 2020 7 25 59055 0.2296 0.4032 -0.24112 2020 7 26 59056 0.2305 0.4017 -0.24122 2020 7 27 59057 0.2315 0.4002 -0.24133 2020 7 28 59058 0.2324 0.3987 -0.24133 2020 7 29 59059 0.2333 0.3971 -0.24113 2020 7 30 59060 0.2341 0.3956 -0.24076 2020 7 31 59061 0.2350 0.3940 -0.24025 2020 8 1 59062 0.2358 0.3924 -0.23957 2020 8 2 59063 0.2365 0.3908 -0.23891 2020 8 3 59064 0.2373 0.3892 -0.23832 2020 8 4 59065 0.2380 0.3876 -0.23784 2020 8 5 59066 0.2387 0.3859 -0.23745 2020 8 6 59067 0.2393 0.3843 -0.23718 2020 8 7 59068 0.2400 0.3826 -0.23700 2020 8 8 59069 0.2406 0.3810 -0.23693 2020 8 9 59070 0.2411 0.3793 -0.23692 2020 8 10 59071 0.2416 0.3776 -0.23686 2020 8 11 59072 0.2421 0.3759 -0.23675 2020 8 12 59073 0.2426 0.3742 -0.23656 2020 8 13 59074 0.2431 0.3725 -0.23626 2020 8 14 59075 0.2435 0.3708 -0.23585 2020 8 15 59076 0.2438 0.3691 -0.23533 2020 8 16 59077 0.2442 0.3673 -0.23479 2020 8 17 59078 0.2445 0.3656 -0.23426 2020 8 18 59079 0.2448 0.3638 -0.23387 2020 8 19 59080 0.2450 0.3621 -0.23374 2020 8 20 59081 0.2452 0.3604 -0.23387 2020 8 21 59082 0.2454 0.3586 -0.23425 2020 8 22 59083 0.2456 0.3569 -0.23478 2020 8 23 59084 0.2457 0.3551 -0.23531 2020 8 24 59085 0.2458 0.3533 -0.23575 2020 8 25 59086 0.2458 0.3516 -0.23603 2020 8 26 59087 0.2458 0.3498 -0.23607 2020 8 27 59088 0.2458 0.3481 -0.23593 2020 8 28 59089 0.2458 0.3463 -0.23564 2020 8 29 59090 0.2457 0.3445 -0.23523 2020 8 30 59091 0.2456 0.3428 -0.23483 2020 8 31 59092 0.2454 0.3410 -0.23452 2020 9 1 59093 0.2452 0.3393 -0.23435 2020 9 2 59094 0.2450 0.3375 -0.23433 2020 9 3 59095 0.2448 0.3358 -0.23439 2020 9 4 59096 0.2445 0.3340 -0.23453 2020 9 5 59097 0.2442 0.3323 -0.23476 2020 9 6 59098 0.2439 0.3305 -0.23499 2020 9 7 59099 0.2435 0.3288 -0.23518 2020 9 8 59100 0.2431 0.3271 -0.23531 2020 9 9 59101 0.2426 0.3254 -0.23535 2020 9 10 59102 0.2422 0.3237 -0.23532 2020 9 11 59103 0.2417 0.3220 -0.23518 2020 9 12 59104 0.2411 0.3203 -0.23499 2020 9 13 59105 0.2406 0.3186 -0.23486 2020 9 14 59106 0.2400 0.3169 -0.23484 2020 9 15 59107 0.2393 0.3152 -0.23507 2020 9 16 59108 0.2387 0.3136 -0.23558 2020 9 17 59109 0.2380 0.3119 -0.23645 2020 9 18 59110 0.2373 0.3103 -0.23757 2020 9 19 59111 0.2365 0.3087 -0.23882 2020 9 20 59112 0.2357 0.3071 -0.24009 2020 9 21 59113 0.2349 0.3055 -0.24125 2020 9 22 59114 0.2341 0.3039 -0.24219 2020 9 23 59115 0.2332 0.3023 -0.24290 2020 9 24 59116 0.2323 0.3008 -0.24348 2020 9 25 59117 0.2313 0.2992 -0.24400 2020 9 26 59118 0.2304 0.2977 -0.24450 2020 9 27 59119 0.2294 0.2962 -0.24509 2020 9 28 59120 0.2284 0.2947 -0.24577 2020 9 29 59121 0.2273 0.2932 -0.24654 2020 9 30 59122 0.2262 0.2917 -0.24746 2020 10 1 59123 0.2251 0.2903 -0.24847 2020 10 2 59124 0.2240 0.2889 -0.24954 2020 10 3 59125 0.2228 0.2874 -0.25064 2020 10 4 59126 0.2216 0.2860 -0.25172 2020 10 5 59127 0.2204 0.2847 -0.25272 2020 10 6 59128 0.2192 0.2833 -0.25362 2020 10 7 59129 0.2179 0.2820 -0.25432 2020 10 8 59130 0.2166 0.2807 -0.25489 2020 10 9 59131 0.2153 0.2794 -0.25542 2020 10 10 59132 0.2139 0.2781 -0.25593 2020 10 11 59133 0.2126 0.2769 -0.25657 2020 10 12 59134 0.2112 0.2756 -0.25739 2020 10 13 59135 0.2098 0.2744 -0.25845 2020 10 14 59136 0.2083 0.2732 -0.25986 2020 10 15 59137 0.2069 0.2721 -0.26151 2020 10 16 59138 0.2054 0.2709 -0.26332 2020 10 17 59139 0.2039 0.2698 -0.26516 2020 10 18 59140 0.2023 0.2687 -0.26688 2020 10 19 59141 0.2008 0.2677 -0.26833 2020 10 20 59142 0.1992 0.2666 -0.26954 2020 10 21 59143 0.1976 0.2656 -0.27050 2020 10 22 59144 0.1960 0.2646 -0.27129 2020 10 23 59145 0.1944 0.2637 -0.27199 2020 10 24 59146 0.1927 0.2627 -0.27268 2020 10 25 59147 0.1911 0.2618 -0.27344 2020 10 26 59148 0.1894 0.2609 -0.27429 2020 10 27 59149 0.1877 0.2601 -0.27521 2020 10 28 59150 0.1860 0.2592 -0.27619 2020 10 29 59151 0.1842 0.2584 -0.27723 2020 10 30 59152 0.1825 0.2577 -0.27829 2020 10 31 59153 0.1807 0.2569 -0.27929 2020 11 1 59154 0.1789 0.2562 -0.28028 2020 11 2 59155 0.1771 0.2555 -0.28116 2020 11 3 59156 0.1753 0.2548 -0.28195 2020 11 4 59157 0.1735 0.2542 -0.28262 2020 11 5 59158 0.1716 0.2536 -0.28326 2020 11 6 59159 0.1698 0.2530 -0.28384 2020 11 7 59160 0.1679 0.2525 -0.28440 2020 11 8 59161 0.1660 0.2520 -0.28512 2020 11 9 59162 0.1641 0.2515 -0.28602 2020 11 10 59163 0.1622 0.2510 -0.28710 2020 11 11 59164 0.1603 0.2506 -0.28838 2020 11 12 59165 0.1584 0.2502 -0.28986 2020 11 13 59166 0.1565 0.2498 -0.29145 2020 11 14 59167 0.1546 0.2495 -0.29295 2020 11 15 59168 0.1526 0.2492 -0.29425 2020 11 16 59169 0.1507 0.2489 -0.29528 2020 11 17 59170 0.1487 0.2487 -0.29606 2020 11 18 59171 0.1468 0.2485 -0.29660 2020 11 19 59172 0.1448 0.2483 -0.29700 2020 11 20 59173 0.1428 0.2482 -0.29740 2020 11 21 59174 0.1408 0.2481 -0.29790 2020 11 22 59175 0.1389 0.2480 -0.29858 2020 11 23 59176 0.1369 0.2479 -0.29946 2020 11 24 59177 0.1349 0.2479 -0.30043 2020 11 25 59178 0.1329 0.2479 -0.30142 2020 11 26 59179 0.1309 0.2480 -0.30239 2020 11 27 59180 0.1289 0.2481 -0.30334 These predictions are based on all announced leap seconds. The recommended software to predict celestial pole offsets can be found at and software for the calculation of the dX and dY components with respect to IAU2000A Nutation/Precession Theory can be found at the web site in Chapter 5 Section 5.5 of the IERS Conventions (2010).