********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 15 November 2018 Vol. XXXI No. 046 ______________________________________________________________________ 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 9 58431 0.17746 .00009 0.28818 .00009 0.010282 0.000015 18 11 10 58432 0.17687 .00009 0.28697 .00009 0.009484 0.000015 18 11 11 58433 0.17591 .00009 0.28585 .00009 0.008769 0.000018 18 11 12 58434 0.17481 .00009 0.28479 .00009 0.008096 0.000020 18 11 13 58435 0.17367 .00009 0.28377 .00009 0.007425 0.000021 18 11 14 58436 0.17245 .00009 0.28275 .00009 0.006735 0.000022 18 11 15 58437 0.17113 .00009 0.28170 .00009 0.005978 0.000023 _______________________________________________________________________ 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 = 0.1276 - 0.0018 cos A - 0.0894 sin A + 0.0390 cos C + 0.0094 sin C y = 0.3493 - 0.0805 cos A - 0.0009 sin A + 0.0094 cos C - 0.0390 sin C UT1-UTC = -0.0182 - 0.00066 (MJD - 58445) - (UT2-UT1) where A = 2*pi*(MJD-58437)/365.25 and C = 2*pi*(MJD-58437)/435. TAI-UTC(MJD 58438) = 37.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-58437)**0.80 S t = 0.00025 (MJD-58437)**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 16 58438 0.1698 0.2807 0.00512 2018 11 17 58439 0.1685 0.2797 0.00415 2018 11 18 58440 0.1671 0.2789 0.00305 2018 11 19 58441 0.1657 0.2781 0.00182 2018 11 20 58442 0.1642 0.2775 0.00048 2018 11 21 58443 0.1626 0.2768 -0.00091 2018 11 22 58444 0.1609 0.2762 -0.00229 2018 11 23 58445 0.1592 0.2756 -0.00357 2018 11 24 58446 0.1576 0.2750 -0.00473 2018 11 25 58447 0.1560 0.2745 -0.00575 2018 11 26 58448 0.1544 0.2740 -0.00665 2018 11 27 58449 0.1528 0.2735 -0.00752 2018 11 28 58450 0.1512 0.2731 -0.00845 2018 11 29 58451 0.1496 0.2727 -0.00948 2018 11 30 58452 0.1480 0.2723 -0.01061 2018 12 1 58453 0.1463 0.2719 -0.01183 2018 12 2 58454 0.1447 0.2716 -0.01306 2018 12 3 58455 0.1431 0.2713 -0.01427 2018 12 4 58456 0.1414 0.2710 -0.01539 2018 12 5 58457 0.1397 0.2708 -0.01639 2018 12 6 58458 0.1381 0.2706 -0.01724 2018 12 7 58459 0.1364 0.2704 -0.01793 2018 12 8 58460 0.1347 0.2702 -0.01849 2018 12 9 58461 0.1330 0.2701 -0.01893 2018 12 10 58462 0.1313 0.2700 -0.01930 2018 12 11 58463 0.1296 0.2699 -0.01965 2018 12 12 58464 0.1279 0.2699 -0.02002 2018 12 13 58465 0.1262 0.2699 -0.02047 2018 12 14 58466 0.1245 0.2700 -0.02103 2018 12 15 58467 0.1228 0.2700 -0.02171 2018 12 16 58468 0.1212 0.2701 -0.02250 2018 12 17 58469 0.1195 0.2702 -0.02339 2018 12 18 58470 0.1178 0.2704 -0.02435 2018 12 19 58471 0.1161 0.2705 -0.02531 2018 12 20 58472 0.1144 0.2708 -0.02623 2018 12 21 58473 0.1128 0.2710 -0.02705 2018 12 22 58474 0.1111 0.2712 -0.02774 2018 12 23 58475 0.1094 0.2715 -0.02834 2018 12 24 58476 0.1078 0.2718 -0.02889 2018 12 25 58477 0.1061 0.2722 -0.02949 2018 12 26 58478 0.1045 0.2725 -0.03019 2018 12 27 58479 0.1029 0.2729 -0.03103 2018 12 28 58480 0.1012 0.2734 -0.03200 2018 12 29 58481 0.0996 0.2738 -0.03304 2018 12 30 58482 0.0980 0.2743 -0.03409 2018 12 31 58483 0.0964 0.2748 -0.03506 2019 1 1 58484 0.0948 0.2753 -0.03590 2019 1 2 58485 0.0933 0.2758 -0.03658 2019 1 3 58486 0.0917 0.2764 -0.03710 2019 1 4 58487 0.0902 0.2770 -0.03747 2019 1 5 58488 0.0886 0.2777 -0.03773 2019 1 6 58489 0.0871 0.2783 -0.03793 2019 1 7 58490 0.0856 0.2790 -0.03812 2019 1 8 58491 0.0841 0.2797 -0.03835 2019 1 9 58492 0.0826 0.2804 -0.03865 2019 1 10 58493 0.0811 0.2812 -0.03907 2019 1 11 58494 0.0797 0.2819 -0.03961 2019 1 12 58495 0.0783 0.2827 -0.04027 2019 1 13 58496 0.0768 0.2836 -0.04103 2019 1 14 58497 0.0754 0.2844 -0.04187 2019 1 15 58498 0.0740 0.2853 -0.04274 2019 1 16 58499 0.0727 0.2862 -0.04360 2019 1 17 58500 0.0713 0.2871 -0.04441 2019 1 18 58501 0.0700 0.2880 -0.04513 2019 1 19 58502 0.0687 0.2890 -0.04577 2019 1 20 58503 0.0674 0.2900 -0.04637 2019 1 21 58504 0.0661 0.2910 -0.04702 2019 1 22 58505 0.0648 0.2920 -0.04780 2019 1 23 58506 0.0636 0.2930 -0.04876 2019 1 24 58507 0.0624 0.2941 -0.04991 2019 1 25 58508 0.0612 0.2952 -0.05118 2019 1 26 58509 0.0600 0.2963 -0.05250 2019 1 27 58510 0.0589 0.2974 -0.05377 2019 1 28 58511 0.0577 0.2985 -0.05491 2019 1 29 58512 0.0566 0.2997 -0.05589 2019 1 30 58513 0.0555 0.3009 -0.05670 2019 1 31 58514 0.0545 0.3020 -0.05737 2019 2 1 58515 0.0534 0.3033 -0.05791 2019 2 2 58516 0.0524 0.3045 -0.05838 2019 2 3 58517 0.0514 0.3057 -0.05883 2019 2 4 58518 0.0505 0.3070 -0.05930 2019 2 5 58519 0.0495 0.3083 -0.05983 2019 2 6 58520 0.0486 0.3096 -0.06047 2019 2 7 58521 0.0477 0.3109 -0.06122 2019 2 8 58522 0.0468 0.3122 -0.06208 2019 2 9 58523 0.0460 0.3135 -0.06305 2019 2 10 58524 0.0452 0.3149 -0.06408 2019 2 11 58525 0.0444 0.3162 -0.06515 2019 2 12 58526 0.0436 0.3176 -0.06621 2019 2 13 58527 0.0429 0.3190 -0.06723 2019 2 14 58528 0.0422 0.3204 -0.06818 2019 2 15 58529 0.0415 0.3218 -0.06905 2019 2 16 58530 0.0408 0.3232 -0.06988 2019 2 17 58531 0.0402 0.3247 -0.07072 2019 2 18 58532 0.0396 0.3261 -0.07168 2019 2 19 58533 0.0390 0.3276 -0.07282 2019 2 20 58534 0.0385 0.3290 -0.07417 2019 2 21 58535 0.0380 0.3305 -0.07572 2019 2 22 58536 0.0375 0.3320 -0.07737 2019 2 23 58537 0.0370 0.3335 -0.07902 2019 2 24 58538 0.0366 0.3350 -0.08055 2019 2 25 58539 0.0362 0.3365 -0.08192 2019 2 26 58540 0.0358 0.3380 -0.08308 2019 2 27 58541 0.0355 0.3395 -0.08407 2019 2 28 58542 0.0352 0.3411 -0.08491 2019 3 1 58543 0.0349 0.3426 -0.08566 2019 3 2 58544 0.0346 0.3441 -0.08638 2019 3 3 58545 0.0344 0.3457 -0.08712 2019 3 4 58546 0.0342 0.3472 -0.08790 2019 3 5 58547 0.0340 0.3488 -0.08877 2019 3 6 58548 0.0339 0.3503 -0.08976 2019 3 7 58549 0.0338 0.3519 -0.09088 2019 3 8 58550 0.0337 0.3534 -0.09210 2019 3 9 58551 0.0337 0.3550 -0.09340 2019 3 10 58552 0.0336 0.3565 -0.09474 2019 3 11 58553 0.0337 0.3581 -0.09606 2019 3 12 58554 0.0337 0.3597 -0.09732 2019 3 13 58555 0.0338 0.3612 -0.09850 2019 3 14 58556 0.0339 0.3628 -0.09959 2019 3 15 58557 0.0340 0.3643 -0.10061 2019 3 16 58558 0.0342 0.3659 -0.10161 2019 3 17 58559 0.0343 0.3674 -0.10267 2019 3 18 58560 0.0346 0.3690 -0.10388 2019 3 19 58561 0.0348 0.3706 -0.10530 2019 3 20 58562 0.0351 0.3721 -0.10694 2019 3 21 58563 0.0354 0.3736 -0.10874 2019 3 22 58564 0.0357 0.3752 -0.11061 2019 3 23 58565 0.0361 0.3767 -0.11242 2019 3 24 58566 0.0365 0.3782 -0.11408 2019 3 25 58567 0.0369 0.3798 -0.11553 2019 3 26 58568 0.0374 0.3813 -0.11677 2019 3 27 58569 0.0379 0.3828 -0.11783 2019 3 28 58570 0.0384 0.3843 -0.11876 2019 3 29 58571 0.0389 0.3858 -0.11963 2019 3 30 58572 0.0395 0.3873 -0.12048 2019 3 31 58573 0.0401 0.3887 -0.12138 2019 4 1 58574 0.0407 0.3902 -0.12236 2019 4 2 58575 0.0413 0.3917 -0.12344 2019 4 3 58576 0.0420 0.3931 -0.12464 2019 4 4 58577 0.0427 0.3946 -0.12594 2019 4 5 58578 0.0434 0.3960 -0.12732 2019 4 6 58579 0.0442 0.3974 -0.12874 2019 4 7 58580 0.0450 0.3988 -0.13015 2019 4 8 58581 0.0458 0.4002 -0.13149 2019 4 9 58582 0.0466 0.4016 -0.13272 2019 4 10 58583 0.0475 0.4030 -0.13384 2019 4 11 58584 0.0484 0.4043 -0.13485 2019 4 12 58585 0.0493 0.4057 -0.13581 2019 4 13 58586 0.0502 0.4070 -0.13678 2019 4 14 58587 0.0512 0.4083 -0.13785 2019 4 15 58588 0.0522 0.4096 -0.13908 2019 4 16 58589 0.0532 0.4109 -0.14051 2019 4 17 58590 0.0543 0.4121 -0.14212 2019 4 18 58591 0.0553 0.4134 -0.14385 2019 4 19 58592 0.0564 0.4146 -0.14558 2019 4 20 58593 0.0575 0.4158 -0.14719 2019 4 21 58594 0.0586 0.4170 -0.14862 2019 4 22 58595 0.0598 0.4182 -0.14982 2019 4 23 58596 0.0610 0.4194 -0.15081 2019 4 24 58597 0.0622 0.4205 -0.15163 2019 4 25 58598 0.0634 0.4217 -0.15234 2019 4 26 58599 0.0646 0.4228 -0.15301 2019 4 27 58600 0.0659 0.4239 -0.15369 2019 4 28 58601 0.0671 0.4249 -0.15443 2019 4 29 58602 0.0684 0.4260 -0.15525 2019 4 30 58603 0.0698 0.4270 -0.15618 2019 5 1 58604 0.0711 0.4280 -0.15721 2019 5 2 58605 0.0725 0.4290 -0.15832 2019 5 3 58606 0.0738 0.4300 -0.15948 2019 5 4 58607 0.0752 0.4309 -0.16063 2019 5 5 58608 0.0766 0.4318 -0.16172 2019 5 6 58609 0.0781 0.4327 -0.16271 2019 5 7 58610 0.0795 0.4336 -0.16356 2019 5 8 58611 0.0810 0.4345 -0.16429 2019 5 9 58612 0.0824 0.4353 -0.16493 2019 5 10 58613 0.0839 0.4361 -0.16555 2019 5 11 58614 0.0854 0.4369 -0.16624 2019 5 12 58615 0.0869 0.4377 -0.16706 2019 5 13 58616 0.0885 0.4384 -0.16805 2019 5 14 58617 0.0900 0.4391 -0.16923 2019 5 15 58618 0.0916 0.4398 -0.17054 2019 5 16 58619 0.0931 0.4405 -0.17191 2019 5 17 58620 0.0947 0.4411 -0.17324 2019 5 18 58621 0.0963 0.4417 -0.17445 2019 5 19 58622 0.0979 0.4423 -0.17547 2019 5 20 58623 0.0995 0.4429 -0.17632 2019 5 21 58624 0.1012 0.4434 -0.17701 2019 5 22 58625 0.1028 0.4439 -0.17759 2019 5 23 58626 0.1044 0.4444 -0.17811 2019 5 24 58627 0.1061 0.4449 -0.17862 2019 5 25 58628 0.1078 0.4453 -0.17916 2019 5 26 58629 0.1094 0.4458 -0.17974 2019 5 27 58630 0.1111 0.4461 -0.18040 2019 5 28 58631 0.1128 0.4465 -0.18112 2019 5 29 58632 0.1145 0.4468 -0.18191 2019 5 30 58633 0.1162 0.4471 -0.18275 2019 5 31 58634 0.1179 0.4474 -0.18360 2019 6 1 58635 0.1196 0.4477 -0.18440 2019 6 2 58636 0.1213 0.4479 -0.18510 2019 6 3 58637 0.1230 0.4481 -0.18564 2019 6 4 58638 0.1247 0.4483 -0.18599 2019 6 5 58639 0.1264 0.4484 -0.18619 2019 6 6 58640 0.1281 0.4485 -0.18630 2019 6 7 58641 0.1298 0.4486 -0.18642 2019 6 8 58642 0.1315 0.4487 -0.18662 2019 6 9 58643 0.1333 0.4487 -0.18696 2019 6 10 58644 0.1350 0.4487 -0.18748 2019 6 11 58645 0.1367 0.4487 -0.18812 2019 6 12 58646 0.1384 0.4487 -0.18883 2019 6 13 58647 0.1401 0.4486 -0.18952 2019 6 14 58648 0.1418 0.4485 -0.19011 2019 6 15 58649 0.1436 0.4484 -0.19053 2019 6 16 58650 0.1453 0.4482 -0.19075 2019 6 17 58651 0.1470 0.4480 -0.19078 2019 6 18 58652 0.1487 0.4478 -0.19066 2019 6 19 58653 0.1504 0.4476 -0.19045 2019 6 20 58654 0.1520 0.4473 -0.19022 2019 6 21 58655 0.1537 0.4470 -0.19001 2019 6 22 58656 0.1554 0.4467 -0.18987 2019 6 23 58657 0.1571 0.4464 -0.18981 2019 6 24 58658 0.1587 0.4460 -0.18983 2019 6 25 58659 0.1604 0.4456 -0.18989 2019 6 26 58660 0.1620 0.4452 -0.18997 2019 6 27 58661 0.1637 0.4448 -0.19005 2019 6 28 58662 0.1653 0.4443 -0.19008 2019 6 29 58663 0.1669 0.4438 -0.19003 2019 6 30 58664 0.1685 0.4433 -0.18981 2019 7 1 58665 0.1701 0.4427 -0.18949 2019 7 2 58666 0.1717 0.4421 -0.18907 2019 7 3 58667 0.1733 0.4415 -0.18853 2019 7 4 58668 0.1748 0.4409 -0.18790 2019 7 5 58669 0.1764 0.4403 -0.18734 2019 7 6 58670 0.1779 0.4396 -0.18698 2019 7 7 58671 0.1794 0.4389 -0.18680 2019 7 8 58672 0.1809 0.4382 -0.18678 2019 7 9 58673 0.1824 0.4374 -0.18689 2019 7 10 58674 0.1839 0.4366 -0.18701 2019 7 11 58675 0.1854 0.4359 -0.18700 2019 7 12 58676 0.1868 0.4350 -0.18680 2019 7 13 58677 0.1883 0.4342 -0.18639 2019 7 14 58678 0.1897 0.4333 -0.18579 2019 7 15 58679 0.1911 0.4324 -0.18509 2019 7 16 58680 0.1924 0.4315 -0.18430 2019 7 17 58681 0.1938 0.4306 -0.18347 2019 7 18 58682 0.1951 0.4297 -0.18264 2019 7 19 58683 0.1965 0.4287 -0.18188 2019 7 20 58684 0.1978 0.4277 -0.18117 2019 7 21 58685 0.1990 0.4267 -0.18059 2019 7 22 58686 0.2003 0.4256 -0.18016 2019 7 23 58687 0.2015 0.4246 -0.17982 2019 7 24 58688 0.2028 0.4235 -0.17948 2019 7 25 58689 0.2040 0.4224 -0.17917 2019 7 26 58690 0.2051 0.4213 -0.17887 2019 7 27 58691 0.2063 0.4202 -0.17853 2019 7 28 58692 0.2074 0.4190 -0.17808 2019 7 29 58693 0.2085 0.4179 -0.17750 2019 7 30 58694 0.2096 0.4167 -0.17682 2019 7 31 58695 0.2107 0.4155 -0.17612 2019 8 1 58696 0.2117 0.4143 -0.17556 2019 8 2 58697 0.2127 0.4130 -0.17525 2019 8 3 58698 0.2137 0.4118 -0.17522 2019 8 4 58699 0.2147 0.4105 -0.17543 2019 8 5 58700 0.2156 0.4092 -0.17580 2019 8 6 58701 0.2166 0.4079 -0.17618 2019 8 7 58702 0.2175 0.4066 -0.17643 2019 8 8 58703 0.2183 0.4053 -0.17649 2019 8 9 58704 0.2192 0.4039 -0.17631 2019 8 10 58705 0.2200 0.4026 -0.17595 2019 8 11 58706 0.2208 0.4012 -0.17542 2019 8 12 58707 0.2215 0.3998 -0.17470 2019 8 13 58708 0.2223 0.3984 -0.17397 2019 8 14 58709 0.2230 0.3970 -0.17328 2019 8 15 58710 0.2236 0.3956 -0.17264 2019 8 16 58711 0.2243 0.3942 -0.17217 2019 8 17 58712 0.2249 0.3928 -0.17182 2019 8 18 58713 0.2255 0.3913 -0.17152 2019 8 19 58714 0.2261 0.3898 -0.17136 2019 8 20 58715 0.2266 0.3884 -0.17132 2019 8 21 58716 0.2271 0.3869 -0.17133 2019 8 22 58717 0.2276 0.3854 -0.17133 2019 8 23 58718 0.2281 0.3839 -0.17130 2019 8 24 58719 0.2285 0.3824 -0.17123 2019 8 25 58720 0.2289 0.3809 -0.17108 2019 8 26 58721 0.2292 0.3794 -0.17088 2019 8 27 58722 0.2296 0.3779 -0.17072 2019 8 28 58723 0.2299 0.3764 -0.17068 2019 8 29 58724 0.2302 0.3749 -0.17084 2019 8 30 58725 0.2304 0.3733 -0.17130 2019 8 31 58726 0.2306 0.3718 -0.17207 2019 9 1 58727 0.2308 0.3702 -0.17308 2019 9 2 58728 0.2310 0.3687 -0.17422 2019 9 3 58729 0.2311 0.3672 -0.17534 2019 9 4 58730 0.2312 0.3656 -0.17630 2019 9 5 58731 0.2313 0.3641 -0.17703 2019 9 6 58732 0.2313 0.3625 -0.17759 2019 9 7 58733 0.2313 0.3610 -0.17808 2019 9 8 58734 0.2313 0.3594 -0.17851 2019 9 9 58735 0.2312 0.3579 -0.17892 2019 9 10 58736 0.2311 0.3563 -0.17940 2019 9 11 58737 0.2310 0.3548 -0.17997 2019 9 12 58738 0.2309 0.3532 -0.18063 2019 9 13 58739 0.2307 0.3517 -0.18137 2019 9 14 58740 0.2305 0.3501 -0.18214 2019 9 15 58741 0.2303 0.3486 -0.18298 2019 9 16 58742 0.2300 0.3471 -0.18389 2019 9 17 58743 0.2297 0.3455 -0.18473 2019 9 18 58744 0.2294 0.3440 -0.18552 2019 9 19 58745 0.2291 0.3425 -0.18618 2019 9 20 58746 0.2287 0.3410 -0.18675 2019 9 21 58747 0.2283 0.3395 -0.18720 2019 9 22 58748 0.2278 0.3380 -0.18750 2019 9 23 58749 0.2274 0.3365 -0.18775 2019 9 24 58750 0.2269 0.3350 -0.18800 2019 9 25 58751 0.2263 0.3335 -0.18836 2019 9 26 58752 0.2258 0.3320 -0.18890 2019 9 27 58753 0.2252 0.3306 -0.18966 2019 9 28 58754 0.2246 0.3291 -0.19064 2019 9 29 58755 0.2239 0.3277 -0.19182 2019 9 30 58756 0.2233 0.3262 -0.19304 2019 10 1 58757 0.2226 0.3248 -0.19408 2019 10 2 58758 0.2219 0.3234 -0.19494 2019 10 3 58759 0.2211 0.3220 -0.19552 2019 10 4 58760 0.2203 0.3206 -0.19593 2019 10 5 58761 0.2195 0.3192 -0.19622 2019 10 6 58762 0.2187 0.3179 -0.19636 2019 10 7 58763 0.2178 0.3165 -0.19649 2019 10 8 58764 0.2170 0.3152 -0.19671 2019 10 9 58765 0.2161 0.3139 -0.19711 2019 10 10 58766 0.2151 0.3125 -0.19767 2019 10 11 58767 0.2142 0.3113 -0.19843 2019 10 12 58768 0.2132 0.3100 -0.19937 2019 10 13 58769 0.2122 0.3087 -0.20043 2019 10 14 58770 0.2111 0.3075 -0.20150 2019 10 15 58771 0.2101 0.3062 -0.20261 2019 10 16 58772 0.2090 0.3050 -0.20369 2019 10 17 58773 0.2079 0.3038 -0.20469 2019 10 18 58774 0.2068 0.3026 -0.20554 2019 10 19 58775 0.2056 0.3015 -0.20631 2019 10 20 58776 0.2044 0.3003 -0.20703 2019 10 21 58777 0.2032 0.2992 -0.20772 2019 10 22 58778 0.2020 0.2981 -0.20850 2019 10 23 58779 0.2008 0.2970 -0.20948 2019 10 24 58780 0.1995 0.2960 -0.21070 2019 10 25 58781 0.1983 0.2949 -0.21214 2019 10 26 58782 0.1970 0.2939 -0.21381 2019 10 27 58783 0.1956 0.2929 -0.21564 2019 10 28 58784 0.1943 0.2919 -0.21740 2019 10 29 58785 0.1929 0.2910 -0.21898 2019 10 30 58786 0.1916 0.2900 -0.22038 2019 10 31 58787 0.1902 0.2891 -0.22152 2019 11 1 58788 0.1888 0.2882 -0.22248 2019 11 2 58789 0.1873 0.2873 -0.22339 2019 11 3 58790 0.1859 0.2865 -0.22428 2019 11 4 58791 0.1844 0.2857 -0.22524 2019 11 5 58792 0.1830 0.2849 -0.22630 2019 11 6 58793 0.1815 0.2841 -0.22747 2019 11 7 58794 0.1800 0.2833 -0.22876 2019 11 8 58795 0.1784 0.2826 -0.23012 2019 11 9 58796 0.1769 0.2819 -0.23157 2019 11 10 58797 0.1753 0.2812 -0.23307 2019 11 11 58798 0.1738 0.2806 -0.23454 2019 11 12 58799 0.1722 0.2799 -0.23590 2019 11 13 58800 0.1706 0.2793 -0.23712 2019 11 14 58801 0.1690 0.2787 -0.23820 2019 11 15 58802 0.1674 0.2782 -0.23918 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) 58415 -111.04 0.93 -9.02 0.27 58416 -111.10 0.93 -9.02 0.27 58417 -111.13 0.93 -9.22 0.27 58418 -111.09 0.32 -9.46 0.16 58419 -111.06 0.64 -9.55 0.19 58420 -111.09 0.64 -9.46 0.19 58421 -111.14 0.64 -9.31 0.19 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 58415 0.339 0.370 0.268 0.269 58416 0.345 0.370 0.259 0.269 58417 0.343 0.370 0.249 0.269 58418 0.335 0.128 0.237 0.160 58419 0.322 0.255 0.225 0.191 58420 0.306 0.255 0.211 0.191 58421 0.288 0.255 0.198 0.191 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).