********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 29 November 2018 Vol. XXXI 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 = +0.0 seconds beginning 21 Sep 2018 at 0000 UTC Beginning 1 January 2017: TAI-UTC = 37.000 000 seconds *********************************************************************** * * * Please note that daily and Bulletin A EOP data can be obtained from * * the primary Earth Orientation (EO) servers at: * * http://maia.usno.navy.mil ftp://maia.usno.navy.mil * * and from the backup EO server at: * * http://toshi.nofs.navy.mil ftp://toshi.nofs.navy.mil * * * * An additional backup mirror of the daily and Bulletin A EOP data * * is now hosted by NASA's Archive of Space Geodesy Data server at: * * ftp://cddis.gsfc.nasa.gov/pub/products/iers * * Daily EOP data will be uploaded here at 18:00 UTC, and * * Bulletin A EOP data should be available by 20:00 UTC. * * * * Questions and enquiries 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 18 11 23 58445 0.16186 .00009 0.27735 .00009 -0.003563 0.000018 18 11 24 58446 0.16058 .00009 0.27719 .00009 -0.004796 0.000015 18 11 25 58447 0.15937 .00009 0.27703 .00009 -0.005895 0.000015 18 11 26 58448 0.15824 .00009 0.27689 .00009 -0.006872 0.000015 18 11 27 58449 0.15675 .00009 0.27682 .00009 -0.007820 0.000014 18 11 28 58450 0.15471 .00009 0.27655 .00009 -0.008822 0.000015 18 11 29 58451 0.15248 .00009 0.27603 .00009 -0.009947 0.000014 _______________________________________________________________________ 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 = 0.1281 - 0.0242 cos A - 0.0834 sin A + 0.0434 cos C - 0.0003 sin C y = 0.3517 - 0.0755 cos A + 0.0205 sin A - 0.0003 cos C - 0.0434 sin C UT1-UTC = -0.0296 - 0.00066 (MJD - 58459) - (UT2-UT1) where A = 2*pi*(MJD-58451)/365.25 and C = 2*pi*(MJD-58451)/435. TAI-UTC(MJD 58452) = 37.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-58451)**0.80 S t = 0.00025 (MJD-58451)**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) 2018 11 30 58452 0.1504 0.2754 -0.01120 2018 12 1 58453 0.1485 0.2748 -0.01254 2018 12 2 58454 0.1468 0.2743 -0.01388 2018 12 3 58455 0.1453 0.2738 -0.01517 2018 12 4 58456 0.1438 0.2733 -0.01634 2018 12 5 58457 0.1422 0.2730 -0.01735 2018 12 6 58458 0.1406 0.2728 -0.01817 2018 12 7 58459 0.1389 0.2726 -0.01882 2018 12 8 58460 0.1372 0.2723 -0.01932 2018 12 9 58461 0.1356 0.2720 -0.01974 2018 12 10 58462 0.1339 0.2718 -0.02014 2018 12 11 58463 0.1323 0.2716 -0.02060 2018 12 12 58464 0.1308 0.2715 -0.02114 2018 12 13 58465 0.1293 0.2714 -0.02179 2018 12 14 58466 0.1278 0.2714 -0.02257 2018 12 15 58467 0.1263 0.2715 -0.02347 2018 12 16 58468 0.1248 0.2716 -0.02449 2018 12 17 58469 0.1232 0.2717 -0.02558 2018 12 18 58470 0.1217 0.2719 -0.02671 2018 12 19 58471 0.1201 0.2721 -0.02783 2018 12 20 58472 0.1185 0.2724 -0.02891 2018 12 21 58473 0.1169 0.2726 -0.02986 2018 12 22 58474 0.1153 0.2729 -0.03066 2018 12 23 58475 0.1136 0.2732 -0.03134 2018 12 24 58476 0.1120 0.2734 -0.03195 2018 12 25 58477 0.1103 0.2737 -0.03260 2018 12 26 58478 0.1087 0.2740 -0.03336 2018 12 27 58479 0.1071 0.2744 -0.03427 2018 12 28 58480 0.1055 0.2747 -0.03531 2018 12 29 58481 0.1040 0.2751 -0.03643 2018 12 30 58482 0.1024 0.2755 -0.03755 2018 12 31 58483 0.1008 0.2759 -0.03859 2019 1 1 58484 0.0993 0.2764 -0.03948 2019 1 2 58485 0.0978 0.2768 -0.04021 2019 1 3 58486 0.0962 0.2773 -0.04076 2019 1 4 58487 0.0947 0.2778 -0.04117 2019 1 5 58488 0.0932 0.2784 -0.04148 2019 1 6 58489 0.0918 0.2790 -0.04172 2019 1 7 58490 0.0904 0.2796 -0.04195 2019 1 8 58491 0.0889 0.2802 -0.04222 2019 1 9 58492 0.0875 0.2809 -0.04257 2019 1 10 58493 0.0861 0.2816 -0.04302 2019 1 11 58494 0.0847 0.2823 -0.04359 2019 1 12 58495 0.0833 0.2831 -0.04427 2019 1 13 58496 0.0820 0.2838 -0.04504 2019 1 14 58497 0.0806 0.2846 -0.04587 2019 1 15 58498 0.0793 0.2855 -0.04672 2019 1 16 58499 0.0779 0.2863 -0.04755 2019 1 17 58500 0.0766 0.2872 -0.04831 2019 1 18 58501 0.0753 0.2880 -0.04898 2019 1 19 58502 0.0740 0.2889 -0.04955 2019 1 20 58503 0.0728 0.2899 -0.05008 2019 1 21 58504 0.0715 0.2908 -0.05064 2019 1 22 58505 0.0703 0.2918 -0.05132 2019 1 23 58506 0.0691 0.2927 -0.05217 2019 1 24 58507 0.0679 0.2937 -0.05320 2019 1 25 58508 0.0667 0.2947 -0.05434 2019 1 26 58509 0.0656 0.2958 -0.05552 2019 1 27 58510 0.0644 0.2968 -0.05664 2019 1 28 58511 0.0633 0.2979 -0.05763 2019 1 29 58512 0.0623 0.2990 -0.05847 2019 1 30 58513 0.0612 0.3001 -0.05913 2019 1 31 58514 0.0602 0.3012 -0.05965 2019 2 1 58515 0.0592 0.3023 -0.06007 2019 2 2 58516 0.0582 0.3035 -0.06042 2019 2 3 58517 0.0572 0.3047 -0.06076 2019 2 4 58518 0.0563 0.3059 -0.06114 2019 2 5 58519 0.0554 0.3071 -0.06160 2019 2 6 58520 0.0545 0.3083 -0.06217 2019 2 7 58521 0.0536 0.3096 -0.06287 2019 2 8 58522 0.0527 0.3108 -0.06369 2019 2 9 58523 0.0519 0.3121 -0.06462 2019 2 10 58524 0.0511 0.3134 -0.06564 2019 2 11 58525 0.0504 0.3147 -0.06669 2019 2 12 58526 0.0496 0.3160 -0.06774 2019 2 13 58527 0.0489 0.3173 -0.06876 2019 2 14 58528 0.0482 0.3187 -0.06971 2019 2 15 58529 0.0475 0.3200 -0.07059 2019 2 16 58530 0.0469 0.3214 -0.07142 2019 2 17 58531 0.0463 0.3227 -0.07227 2019 2 18 58532 0.0457 0.3241 -0.07323 2019 2 19 58533 0.0451 0.3255 -0.07437 2019 2 20 58534 0.0446 0.3269 -0.07572 2019 2 21 58535 0.0441 0.3283 -0.07727 2019 2 22 58536 0.0436 0.3297 -0.07892 2019 2 23 58537 0.0431 0.3311 -0.08055 2019 2 24 58538 0.0427 0.3326 -0.08206 2019 2 25 58539 0.0423 0.3340 -0.08340 2019 2 26 58540 0.0419 0.3355 -0.08453 2019 2 27 58541 0.0416 0.3369 -0.08549 2019 2 28 58542 0.0413 0.3384 -0.08629 2019 3 1 58543 0.0410 0.3399 -0.08701 2019 3 2 58544 0.0407 0.3413 -0.08769 2019 3 3 58545 0.0405 0.3428 -0.08839 2019 3 4 58546 0.0403 0.3443 -0.08916 2019 3 5 58547 0.0402 0.3458 -0.09003 2019 3 6 58548 0.0400 0.3473 -0.09102 2019 3 7 58549 0.0399 0.3487 -0.09214 2019 3 8 58550 0.0398 0.3502 -0.09337 2019 3 9 58551 0.0398 0.3517 -0.09469 2019 3 10 58552 0.0397 0.3532 -0.09604 2019 3 11 58553 0.0397 0.3547 -0.09738 2019 3 12 58554 0.0398 0.3562 -0.09868 2019 3 13 58555 0.0398 0.3577 -0.09989 2019 3 14 58556 0.0399 0.3592 -0.10101 2019 3 15 58557 0.0400 0.3607 -0.10207 2019 3 16 58558 0.0402 0.3622 -0.10311 2019 3 17 58559 0.0404 0.3637 -0.10421 2019 3 18 58560 0.0406 0.3652 -0.10542 2019 3 19 58561 0.0408 0.3667 -0.10685 2019 3 20 58562 0.0411 0.3682 -0.10849 2019 3 21 58563 0.0414 0.3697 -0.11031 2019 3 22 58564 0.0417 0.3712 -0.11218 2019 3 23 58565 0.0420 0.3726 -0.11399 2019 3 24 58566 0.0424 0.3741 -0.11565 2019 3 25 58567 0.0428 0.3756 -0.11711 2019 3 26 58568 0.0432 0.3770 -0.11835 2019 3 27 58569 0.0437 0.3785 -0.11941 2019 3 28 58570 0.0442 0.3799 -0.12035 2019 3 29 58571 0.0447 0.3814 -0.12122 2019 3 30 58572 0.0452 0.3828 -0.12208 2019 3 31 58573 0.0458 0.3842 -0.12299 2019 4 1 58574 0.0464 0.3856 -0.12397 2019 4 2 58575 0.0470 0.3870 -0.12506 2019 4 3 58576 0.0477 0.3884 -0.12627 2019 4 4 58577 0.0483 0.3898 -0.12758 2019 4 5 58578 0.0490 0.3912 -0.12898 2019 4 6 58579 0.0498 0.3926 -0.13041 2019 4 7 58580 0.0505 0.3939 -0.13183 2019 4 8 58581 0.0513 0.3953 -0.13318 2019 4 9 58582 0.0521 0.3966 -0.13442 2019 4 10 58583 0.0529 0.3979 -0.13555 2019 4 11 58584 0.0538 0.3992 -0.13658 2019 4 12 58585 0.0547 0.4005 -0.13755 2019 4 13 58586 0.0556 0.4018 -0.13854 2019 4 14 58587 0.0565 0.4030 -0.13962 2019 4 15 58588 0.0575 0.4043 -0.14087 2019 4 16 58589 0.0584 0.4055 -0.14232 2019 4 17 58590 0.0594 0.4068 -0.14396 2019 4 18 58591 0.0605 0.4080 -0.14571 2019 4 19 58592 0.0615 0.4091 -0.14746 2019 4 20 58593 0.0626 0.4103 -0.14910 2019 4 21 58594 0.0637 0.4115 -0.15055 2019 4 22 58595 0.0648 0.4126 -0.15178 2019 4 23 58596 0.0659 0.4137 -0.15280 2019 4 24 58597 0.0670 0.4149 -0.15365 2019 4 25 58598 0.0682 0.4159 -0.15439 2019 4 26 58599 0.0694 0.4170 -0.15508 2019 4 27 58600 0.0706 0.4181 -0.15579 2019 4 28 58601 0.0718 0.4191 -0.15654 2019 4 29 58602 0.0731 0.4201 -0.15739 2019 4 30 58603 0.0744 0.4211 -0.15833 2019 5 1 58604 0.0757 0.4221 -0.15938 2019 5 2 58605 0.0770 0.4230 -0.16050 2019 5 3 58606 0.0783 0.4240 -0.16167 2019 5 4 58607 0.0796 0.4249 -0.16284 2019 5 5 58608 0.0810 0.4258 -0.16394 2019 5 6 58609 0.0823 0.4266 -0.16494 2019 5 7 58610 0.0837 0.4275 -0.16579 2019 5 8 58611 0.0851 0.4283 -0.16652 2019 5 9 58612 0.0866 0.4291 -0.16715 2019 5 10 58613 0.0880 0.4299 -0.16776 2019 5 11 58614 0.0894 0.4306 -0.16843 2019 5 12 58615 0.0909 0.4314 -0.16921 2019 5 13 58616 0.0924 0.4321 -0.17016 2019 5 14 58617 0.0939 0.4328 -0.17128 2019 5 15 58618 0.0954 0.4335 -0.17251 2019 5 16 58619 0.0969 0.4341 -0.17378 2019 5 17 58620 0.0984 0.4347 -0.17498 2019 5 18 58621 0.0999 0.4353 -0.17603 2019 5 19 58622 0.1015 0.4359 -0.17687 2019 5 20 58623 0.1030 0.4364 -0.17749 2019 5 21 58624 0.1046 0.4370 -0.17793 2019 5 22 58625 0.1062 0.4375 -0.17822 2019 5 23 58626 0.1077 0.4379 -0.17845 2019 5 24 58627 0.1093 0.4384 -0.17866 2019 5 25 58628 0.1109 0.4388 -0.17891 2019 5 26 58629 0.1125 0.4392 -0.17924 2019 5 27 58630 0.1141 0.4396 -0.17967 2019 5 28 58631 0.1158 0.4399 -0.18021 2019 5 29 58632 0.1174 0.4402 -0.18084 2019 5 30 58633 0.1190 0.4405 -0.18154 2019 5 31 58634 0.1206 0.4408 -0.18227 2019 6 1 58635 0.1223 0.4410 -0.18299 2019 6 2 58636 0.1239 0.4413 -0.18365 2019 6 3 58637 0.1256 0.4414 -0.18421 2019 6 4 58638 0.1272 0.4416 -0.18466 2019 6 5 58639 0.1289 0.4418 -0.18501 2019 6 6 58640 0.1305 0.4419 -0.18534 2019 6 7 58641 0.1322 0.4419 -0.18570 2019 6 8 58642 0.1338 0.4420 -0.18616 2019 6 9 58643 0.1355 0.4420 -0.18673 2019 6 10 58644 0.1371 0.4421 -0.18742 2019 6 11 58645 0.1388 0.4420 -0.18818 2019 6 12 58646 0.1404 0.4420 -0.18896 2019 6 13 58647 0.1421 0.4419 -0.18967 2019 6 14 58648 0.1437 0.4418 -0.19027 2019 6 15 58649 0.1453 0.4417 -0.19071 2019 6 16 58650 0.1470 0.4415 -0.19099 2019 6 17 58651 0.1486 0.4414 -0.19111 2019 6 18 58652 0.1502 0.4412 -0.19113 2019 6 19 58653 0.1519 0.4409 -0.19107 2019 6 20 58654 0.1535 0.4407 -0.19098 2019 6 21 58655 0.1551 0.4404 -0.19090 2019 6 22 58656 0.1567 0.4401 -0.19087 2019 6 23 58657 0.1583 0.4398 -0.19090 2019 6 24 58658 0.1599 0.4394 -0.19099 2019 6 25 58659 0.1615 0.4390 -0.19114 2019 6 26 58660 0.1631 0.4386 -0.19131 2019 6 27 58661 0.1646 0.4382 -0.19148 2019 6 28 58662 0.1662 0.4377 -0.19160 2019 6 29 58663 0.1677 0.4373 -0.19162 2019 6 30 58664 0.1693 0.4367 -0.19153 2019 7 1 58665 0.1708 0.4362 -0.19131 2019 7 2 58666 0.1723 0.4357 -0.19096 2019 7 3 58667 0.1738 0.4351 -0.19057 2019 7 4 58668 0.1753 0.4345 -0.19022 2019 7 5 58669 0.1768 0.4338 -0.18999 2019 7 6 58670 0.1783 0.4332 -0.18994 2019 7 7 58671 0.1797 0.4325 -0.19011 2019 7 8 58672 0.1811 0.4318 -0.19045 2019 7 9 58673 0.1826 0.4311 -0.19084 2019 7 10 58674 0.1840 0.4303 -0.19124 2019 7 11 58675 0.1854 0.4296 -0.19155 2019 7 12 58676 0.1868 0.4288 -0.19169 2019 7 13 58677 0.1881 0.4280 -0.19163 2019 7 14 58678 0.1895 0.4271 -0.19140 2019 7 15 58679 0.1908 0.4263 -0.19103 2019 7 16 58680 0.1921 0.4254 -0.19053 2019 7 17 58681 0.1934 0.4245 -0.19001 2019 7 18 58682 0.1947 0.4236 -0.18957 2019 7 19 58683 0.1959 0.4226 -0.18918 2019 7 20 58684 0.1972 0.4217 -0.18888 2019 7 21 58685 0.1984 0.4207 -0.18867 2019 7 22 58686 0.1996 0.4197 -0.18858 2019 7 23 58687 0.2008 0.4187 -0.18849 2019 7 24 58688 0.2019 0.4176 -0.18841 2019 7 25 58689 0.2031 0.4166 -0.18832 2019 7 26 58690 0.2042 0.4155 -0.18817 2019 7 27 58691 0.2053 0.4144 -0.18791 2019 7 28 58692 0.2063 0.4133 -0.18751 2019 7 29 58693 0.2074 0.4122 -0.18703 2019 7 30 58694 0.2084 0.4110 -0.18650 2019 7 31 58695 0.2094 0.4099 -0.18591 2019 8 1 58696 0.2104 0.4087 -0.18532 2019 8 2 58697 0.2114 0.4075 -0.18489 2019 8 3 58698 0.2123 0.4063 -0.18469 2019 8 4 58699 0.2132 0.4051 -0.18470 2019 8 5 58700 0.2141 0.4038 -0.18485 2019 8 6 58701 0.2149 0.4026 -0.18508 2019 8 7 58702 0.2158 0.4013 -0.18523 2019 8 8 58703 0.2166 0.4000 -0.18522 2019 8 9 58704 0.2174 0.3987 -0.18499 2019 8 10 58705 0.2181 0.3974 -0.18455 2019 8 11 58706 0.2189 0.3961 -0.18396 2019 8 12 58707 0.2196 0.3948 -0.18332 2019 8 13 58708 0.2203 0.3934 -0.18267 2019 8 14 58709 0.2209 0.3921 -0.18202 2019 8 15 58710 0.2215 0.3907 -0.18143 2019 8 16 58711 0.2222 0.3893 -0.18094 2019 8 17 58712 0.2227 0.3879 -0.18052 2019 8 18 58713 0.2233 0.3866 -0.18026 2019 8 19 58714 0.2238 0.3851 -0.18013 2019 8 20 58715 0.2243 0.3837 -0.18007 2019 8 21 58716 0.2248 0.3823 -0.17999 2019 8 22 58717 0.2252 0.3809 -0.17992 2019 8 23 58718 0.2256 0.3795 -0.17984 2019 8 24 58719 0.2260 0.3780 -0.17971 2019 8 25 58720 0.2263 0.3766 -0.17948 2019 8 26 58721 0.2267 0.3751 -0.17916 2019 8 27 58722 0.2269 0.3736 -0.17879 2019 8 28 58723 0.2272 0.3722 -0.17847 2019 8 29 58724 0.2275 0.3707 -0.17836 2019 8 30 58725 0.2277 0.3692 -0.17856 2019 8 31 58726 0.2278 0.3678 -0.17907 2019 9 1 58727 0.2280 0.3663 -0.17982 2019 9 2 58728 0.2281 0.3648 -0.18069 2019 9 3 58729 0.2282 0.3633 -0.18152 2019 9 4 58730 0.2283 0.3618 -0.18216 2019 9 5 58731 0.2283 0.3603 -0.18256 2019 9 6 58732 0.2283 0.3588 -0.18272 2019 9 7 58733 0.2283 0.3574 -0.18271 2019 9 8 58734 0.2282 0.3559 -0.18257 2019 9 9 58735 0.2282 0.3544 -0.18228 2019 9 10 58736 0.2280 0.3529 -0.18203 2019 9 11 58737 0.2279 0.3514 -0.18186 2019 9 12 58738 0.2277 0.3499 -0.18177 2019 9 13 58739 0.2275 0.3484 -0.18188 2019 9 14 58740 0.2273 0.3470 -0.18210 2019 9 15 58741 0.2271 0.3455 -0.18236 2019 9 16 58742 0.2268 0.3440 -0.18275 2019 9 17 58743 0.2265 0.3425 -0.18323 2019 9 18 58744 0.2261 0.3411 -0.18371 2019 9 19 58745 0.2257 0.3396 -0.18415 2019 9 20 58746 0.2253 0.3382 -0.18452 2019 9 21 58747 0.2249 0.3367 -0.18485 2019 9 22 58748 0.2245 0.3353 -0.18509 2019 9 23 58749 0.2240 0.3339 -0.18533 2019 9 24 58750 0.2235 0.3324 -0.18565 2019 9 25 58751 0.2229 0.3310 -0.18615 2019 9 26 58752 0.2224 0.3296 -0.18689 2019 9 27 58753 0.2218 0.3282 -0.18795 2019 9 28 58754 0.2212 0.3268 -0.18931 2019 9 29 58755 0.2205 0.3254 -0.19089 2019 9 30 58756 0.2198 0.3241 -0.19253 2019 10 1 58757 0.2191 0.3227 -0.19409 2019 10 2 58758 0.2184 0.3214 -0.19546 2019 10 3 58759 0.2177 0.3200 -0.19658 2019 10 4 58760 0.2169 0.3187 -0.19752 2019 10 5 58761 0.2161 0.3174 -0.19840 2019 10 6 58762 0.2152 0.3161 -0.19925 2019 10 7 58763 0.2144 0.3148 -0.20011 2019 10 8 58764 0.2135 0.3135 -0.20107 2019 10 9 58765 0.2126 0.3123 -0.20214 2019 10 10 58766 0.2117 0.3110 -0.20331 2019 10 11 58767 0.2107 0.3098 -0.20456 2019 10 12 58768 0.2097 0.3086 -0.20582 2019 10 13 58769 0.2087 0.3074 -0.20713 2019 10 14 58770 0.2077 0.3062 -0.20846 2019 10 15 58771 0.2067 0.3050 -0.20969 2019 10 16 58772 0.2056 0.3039 -0.21080 2019 10 17 58773 0.2045 0.3028 -0.21176 2019 10 18 58774 0.2034 0.3016 -0.21258 2019 10 19 58775 0.2023 0.3005 -0.21328 2019 10 20 58776 0.2011 0.2995 -0.21384 2019 10 21 58777 0.1999 0.2984 -0.21437 2019 10 22 58778 0.1987 0.2974 -0.21495 2019 10 23 58779 0.1975 0.2963 -0.21566 2019 10 24 58780 0.1963 0.2953 -0.21658 2019 10 25 58781 0.1950 0.2944 -0.21768 2019 10 26 58782 0.1937 0.2934 -0.21896 2019 10 27 58783 0.1924 0.2924 -0.22038 2019 10 28 58784 0.1911 0.2915 -0.22177 2019 10 29 58785 0.1898 0.2906 -0.22293 2019 10 30 58786 0.1885 0.2897 -0.22389 2019 10 31 58787 0.1871 0.2889 -0.22456 2019 11 1 58788 0.1857 0.2881 -0.22507 2019 11 2 58789 0.1843 0.2872 -0.22549 2019 11 3 58790 0.1829 0.2864 -0.22578 2019 11 4 58791 0.1815 0.2857 -0.22609 2019 11 5 58792 0.1800 0.2849 -0.22650 2019 11 6 58793 0.1786 0.2842 -0.22710 2019 11 7 58794 0.1771 0.2835 -0.22785 2019 11 8 58795 0.1756 0.2828 -0.22879 2019 11 9 58796 0.1741 0.2822 -0.22987 2019 11 10 58797 0.1726 0.2816 -0.23104 2019 11 11 58798 0.1711 0.2810 -0.23218 2019 11 12 58799 0.1695 0.2804 -0.23331 2019 11 13 58800 0.1680 0.2798 -0.23438 2019 11 14 58801 0.1664 0.2793 -0.23533 2019 11 15 58802 0.1649 0.2788 -0.23612 2019 11 16 58803 0.1633 0.2783 -0.23683 2019 11 17 58804 0.1617 0.2779 -0.23751 2019 11 18 58805 0.1601 0.2774 -0.23822 2019 11 19 58806 0.1585 0.2770 -0.23904 2019 11 20 58807 0.1569 0.2767 -0.24009 2019 11 21 58808 0.1553 0.2763 -0.24135 2019 11 22 58809 0.1536 0.2760 -0.24278 2019 11 23 58810 0.1520 0.2757 -0.24436 2019 11 24 58811 0.1504 0.2754 -0.24603 2019 11 25 58812 0.1487 0.2752 -0.24755 2019 11 26 58813 0.1471 0.2750 -0.24888 2019 11 27 58814 0.1454 0.2748 -0.25000 2019 11 28 58815 0.1438 0.2746 -0.25090 2019 11 29 58816 0.1421 0.2745 -0.25165 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).