********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 27 October 2016 Vol. XXIX No. 043 ______________________________________________________________________ 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 = -0.3 seconds beginning 01 Sep 2016 at 0000 UTC = -0.4 seconds beginning 17 Nov 2016 at 0000 UTC Beginning 1 July 2015: TAI-UTC = 36.000 000 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 by available by 20:00 UTC. * * * * A positive leap second WILL be introduced in UTC on 31 Dec 2016. * * * * 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 16 10 21 57682 0.20624 .00009 0.29819 .00009 -0.307922 0.000009 16 10 22 57683 0.20438 .00009 0.29646 .00009 -0.309328 0.000009 16 10 23 57684 0.20281 .00009 0.29486 .00009 -0.310737 0.000008 16 10 24 57685 0.20145 .00009 0.29344 .00009 -0.312168 0.000006 16 10 25 57686 0.20009 .00009 0.29178 .00009 -0.313588 0.000005 16 10 26 57687 0.19871 .00009 0.28991 .00009 -0.315097 0.000005 16 10 27 57688 0.19710 .00009 0.28823 .00009 -0.316573 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 = 0.1034 + 0.0716 cos A - 0.0732 sin A + 0.0219 cos C - 0.0171 sin C y = 0.3702 - 0.0687 cos A - 0.0710 sin A - 0.0171 cos C - 0.0219 sin C UT1-UTC = -0.3331 - 0.00137 (MJD - 57696) - (UT2-UT1) where A = 2*pi*(MJD-57688)/365.25 and C = 2*pi*(MJD-57688)/435. TAI-UTC(MJD 57689) = 36.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-57688)**0.80 S t = 0.00025 (MJD-57688)**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) 2016 10 28 57689 0.1955 0.2866 -0.31808 2016 10 29 57690 0.1938 0.2851 -0.31960 2016 10 30 57691 0.1922 0.2836 -0.32109 2016 10 31 57692 0.1907 0.2823 -0.32250 2016 11 1 57693 0.1892 0.2811 -0.32379 2016 11 2 57694 0.1877 0.2799 -0.32497 2016 11 3 57695 0.1862 0.2787 -0.32606 2016 11 4 57696 0.1846 0.2776 -0.32710 2016 11 5 57697 0.1830 0.2765 -0.32814 2016 11 6 57698 0.1814 0.2754 -0.32922 2016 11 7 57699 0.1797 0.2743 -0.33042 2016 11 8 57700 0.1780 0.2732 -0.33176 2016 11 9 57701 0.1764 0.2722 -0.33325 2016 11 10 57702 0.1747 0.2712 -0.33493 2016 11 11 57703 0.1729 0.2703 -0.33679 2016 11 12 57704 0.1713 0.2693 -0.33876 2016 11 13 57705 0.1696 0.2684 -0.34078 2016 11 14 57706 0.1678 0.2676 -0.34273 2016 11 15 57707 0.1661 0.2668 -0.34456 2016 11 16 57708 0.1643 0.2660 -0.34621 2016 11 17 57709 0.1625 0.2652 -0.34772 2016 11 18 57710 0.1607 0.2644 -0.34913 2016 11 19 57711 0.1589 0.2637 -0.35049 2016 11 20 57712 0.1571 0.2631 -0.35187 2016 11 21 57713 0.1553 0.2624 -0.35328 2016 11 22 57714 0.1535 0.2618 -0.35474 2016 11 23 57715 0.1517 0.2612 -0.35622 2016 11 24 57716 0.1498 0.2607 -0.35771 2016 11 25 57717 0.1480 0.2602 -0.35917 2016 11 26 57718 0.1461 0.2597 -0.36058 2016 11 27 57719 0.1442 0.2592 -0.36192 2016 11 28 57720 0.1423 0.2588 -0.36315 2016 11 29 57721 0.1404 0.2584 -0.36429 2016 11 30 57722 0.1385 0.2580 -0.36533 2016 12 1 57723 0.1366 0.2577 -0.36631 2016 12 2 57724 0.1347 0.2574 -0.36727 2016 12 3 57725 0.1328 0.2571 -0.36824 2016 12 4 57726 0.1309 0.2569 -0.36927 2016 12 5 57727 0.1290 0.2567 -0.37041 2016 12 6 57728 0.1270 0.2565 -0.37168 2016 12 7 57729 0.1251 0.2563 -0.37309 2016 12 8 57730 0.1232 0.2562 -0.37466 2016 12 9 57731 0.1213 0.2561 -0.37634 2016 12 10 57732 0.1193 0.2560 -0.37809 2016 12 11 57733 0.1174 0.2560 -0.37983 2016 12 12 57734 0.1155 0.2560 -0.38148 2016 12 13 57735 0.1135 0.2560 -0.38299 2016 12 14 57736 0.1116 0.2561 -0.38437 2016 12 15 57737 0.1097 0.2562 -0.38565 2016 12 16 57738 0.1078 0.2563 -0.38689 2016 12 17 57739 0.1058 0.2565 -0.38814 2016 12 18 57740 0.1039 0.2566 -0.38945 2016 12 19 57741 0.1020 0.2568 -0.39080 2016 12 20 57742 0.1001 0.2571 -0.39220 2016 12 21 57743 0.0982 0.2574 -0.39360 2016 12 22 57744 0.0963 0.2577 -0.39498 2016 12 23 57745 0.0944 0.2580 -0.39631 2016 12 24 57746 0.0925 0.2583 -0.39757 2016 12 25 57747 0.0906 0.2587 -0.39874 2016 12 26 57748 0.0888 0.2591 -0.39981 2016 12 27 57749 0.0869 0.2596 -0.40079 2016 12 28 57750 0.0851 0.2601 -0.40170 2016 12 29 57751 0.0832 0.2606 -0.40257 2016 12 30 57752 0.0814 0.2611 -0.40343 2016 12 31 57753 0.0796 0.2617 -0.40435 2017 1 1 57754 0.0778 0.2623 0.59465 2017 1 2 57755 0.0760 0.2629 0.59352 2017 1 3 57756 0.0742 0.2635 0.59224 2017 1 4 57757 0.0724 0.2642 0.59082 2017 1 5 57758 0.0707 0.2649 0.58928 2017 1 6 57759 0.0689 0.2656 0.58767 2017 1 7 57760 0.0672 0.2664 0.58605 2017 1 8 57761 0.0655 0.2672 0.58448 2017 1 9 57762 0.0638 0.2680 0.58301 2017 1 10 57763 0.0621 0.2688 0.58165 2017 1 11 57764 0.0604 0.2697 0.58039 2017 1 12 57765 0.0588 0.2706 0.57918 2017 1 13 57766 0.0571 0.2715 0.57796 2017 1 14 57767 0.0555 0.2724 0.57669 2017 1 15 57768 0.0539 0.2734 0.57534 2017 1 16 57769 0.0524 0.2744 0.57394 2017 1 17 57770 0.0508 0.2754 0.57251 2017 1 18 57771 0.0493 0.2765 0.57107 2017 1 19 57772 0.0477 0.2775 0.56967 2017 1 20 57773 0.0462 0.2786 0.56833 2017 1 21 57774 0.0448 0.2797 0.56705 2017 1 22 57775 0.0433 0.2809 0.56585 2017 1 23 57776 0.0419 0.2820 0.56473 2017 1 24 57777 0.0405 0.2832 0.56367 2017 1 25 57778 0.0391 0.2844 0.56263 2017 1 26 57779 0.0377 0.2856 0.56157 2017 1 27 57780 0.0364 0.2869 0.56047 2017 1 28 57781 0.0350 0.2881 0.55926 2017 1 29 57782 0.0337 0.2894 0.55792 2017 1 30 57783 0.0325 0.2907 0.55641 2017 1 31 57784 0.0312 0.2921 0.55475 2017 2 1 57785 0.0300 0.2934 0.55298 2017 2 2 57786 0.0288 0.2948 0.55113 2017 2 3 57787 0.0276 0.2962 0.54927 2017 2 4 57788 0.0265 0.2976 0.54747 2017 2 5 57789 0.0254 0.2990 0.54576 2017 2 6 57790 0.0243 0.3004 0.54416 2017 2 7 57791 0.0232 0.3019 0.54266 2017 2 8 57792 0.0222 0.3034 0.54120 2017 2 9 57793 0.0212 0.3049 0.53975 2017 2 10 57794 0.0202 0.3064 0.53824 2017 2 11 57795 0.0193 0.3079 0.53664 2017 2 12 57796 0.0183 0.3094 0.53496 2017 2 13 57797 0.0174 0.3110 0.53329 2017 2 14 57798 0.0166 0.3125 0.53159 2017 2 15 57799 0.0157 0.3141 0.52991 2017 2 16 57800 0.0149 0.3157 0.52828 2017 2 17 57801 0.0142 0.3173 0.52672 2017 2 18 57802 0.0134 0.3189 0.52525 2017 2 19 57803 0.0127 0.3206 0.52387 2017 2 20 57804 0.0120 0.3222 0.52256 2017 2 21 57805 0.0113 0.3238 0.52130 2017 2 22 57806 0.0107 0.3255 0.52004 2017 2 23 57807 0.0101 0.3272 0.51875 2017 2 24 57808 0.0096 0.3289 0.51737 2017 2 25 57809 0.0090 0.3305 0.51587 2017 2 26 57810 0.0085 0.3322 0.51420 2017 2 27 57811 0.0081 0.3340 0.51236 2017 2 28 57812 0.0076 0.3357 0.51037 2017 3 1 57813 0.0072 0.3374 0.50828 2017 3 2 57814 0.0069 0.3391 0.50617 2017 3 3 57815 0.0065 0.3408 0.50411 2017 3 4 57816 0.0062 0.3426 0.50215 2017 3 5 57817 0.0059 0.3443 0.50032 2017 3 6 57818 0.0057 0.3461 0.49860 2017 3 7 57819 0.0055 0.3478 0.49696 2017 3 8 57820 0.0053 0.3496 0.49533 2017 3 9 57821 0.0051 0.3513 0.49366 2017 3 10 57822 0.0050 0.3531 0.49191 2017 3 11 57823 0.0049 0.3549 0.49006 2017 3 12 57824 0.0049 0.3566 0.48814 2017 3 13 57825 0.0049 0.3584 0.48616 2017 3 14 57826 0.0049 0.3602 0.48418 2017 3 15 57827 0.0049 0.3619 0.48224 2017 3 16 57828 0.0050 0.3637 0.48036 2017 3 17 57829 0.0051 0.3655 0.47858 2017 3 18 57830 0.0053 0.3672 0.47688 2017 3 19 57831 0.0054 0.3690 0.47528 2017 3 20 57832 0.0056 0.3708 0.47374 2017 3 21 57833 0.0059 0.3725 0.47223 2017 3 22 57834 0.0062 0.3743 0.47071 2017 3 23 57835 0.0065 0.3760 0.46914 2017 3 24 57836 0.0068 0.3778 0.46746 2017 3 25 57837 0.0072 0.3795 0.46563 2017 3 26 57838 0.0076 0.3812 0.46362 2017 3 27 57839 0.0080 0.3830 0.46144 2017 3 28 57840 0.0085 0.3847 0.45912 2017 3 29 57841 0.0090 0.3864 0.45674 2017 3 30 57842 0.0095 0.3881 0.45438 2017 3 31 57843 0.0100 0.3898 0.45213 2017 4 1 57844 0.0106 0.3915 0.45003 2017 4 2 57845 0.0112 0.3932 0.44808 2017 4 3 57846 0.0119 0.3948 0.44623 2017 4 4 57847 0.0126 0.3965 0.44444 2017 4 5 57848 0.0133 0.3982 0.44265 2017 4 6 57849 0.0140 0.3998 0.44081 2017 4 7 57850 0.0148 0.4014 0.43890 2017 4 8 57851 0.0156 0.4030 0.43692 2017 4 9 57852 0.0164 0.4047 0.43490 2017 4 10 57853 0.0173 0.4063 0.43286 2017 4 11 57854 0.0181 0.4078 0.43085 2017 4 12 57855 0.0191 0.4094 0.42892 2017 4 13 57856 0.0200 0.4110 0.42707 2017 4 14 57857 0.0210 0.4125 0.42534 2017 4 15 57858 0.0220 0.4140 0.42371 2017 4 16 57859 0.0230 0.4155 0.42217 2017 4 17 57860 0.0240 0.4170 0.42070 2017 4 18 57861 0.0251 0.4185 0.41925 2017 4 19 57862 0.0262 0.4200 0.41778 2017 4 20 57863 0.0273 0.4214 0.41624 2017 4 21 57864 0.0285 0.4228 0.41459 2017 4 22 57865 0.0297 0.4242 0.41279 2017 4 23 57866 0.0309 0.4256 0.41082 2017 4 24 57867 0.0321 0.4270 0.40870 2017 4 25 57868 0.0334 0.4284 0.40648 2017 4 26 57869 0.0346 0.4297 0.40424 2017 4 27 57870 0.0359 0.4310 0.40207 2017 4 28 57871 0.0373 0.4323 0.40005 2017 4 29 57872 0.0386 0.4336 0.39819 2017 4 30 57873 0.0400 0.4348 0.39649 2017 5 1 57874 0.0414 0.4361 0.39487 2017 5 2 57875 0.0428 0.4373 0.39328 2017 5 3 57876 0.0442 0.4385 0.39166 2017 5 4 57877 0.0457 0.4396 0.38997 2017 5 5 57878 0.0471 0.4408 0.38820 2017 5 6 57879 0.0486 0.4419 0.38636 2017 5 7 57880 0.0501 0.4430 0.38449 2017 5 8 57881 0.0517 0.4441 0.38260 2017 5 9 57882 0.0532 0.4451 0.38076 2017 5 10 57883 0.0548 0.4461 0.37900 2017 5 11 57884 0.0564 0.4472 0.37735 2017 5 12 57885 0.0580 0.4481 0.37584 2017 5 13 57886 0.0596 0.4491 0.37448 2017 5 14 57887 0.0612 0.4500 0.37325 2017 5 15 57888 0.0629 0.4509 0.37213 2017 5 16 57889 0.0646 0.4518 0.37108 2017 5 17 57890 0.0662 0.4527 0.37004 2017 5 18 57891 0.0679 0.4535 0.36895 2017 5 19 57892 0.0696 0.4543 0.36777 2017 5 20 57893 0.0714 0.4551 0.36647 2017 5 21 57894 0.0731 0.4558 0.36503 2017 5 22 57895 0.0749 0.4565 0.36348 2017 5 23 57896 0.0766 0.4572 0.36188 2017 5 24 57897 0.0784 0.4579 0.36029 2017 5 25 57898 0.0802 0.4585 0.35882 2017 5 26 57899 0.0820 0.4592 0.35750 2017 5 27 57900 0.0838 0.4597 0.35634 2017 5 28 57901 0.0856 0.4603 0.35530 2017 5 29 57902 0.0874 0.4608 0.35430 2017 5 30 57903 0.0892 0.4613 0.35328 2017 5 31 57904 0.0911 0.4618 0.35221 2017 6 1 57905 0.0929 0.4623 0.35110 2017 6 2 57906 0.0947 0.4627 0.34996 2017 6 3 57907 0.0966 0.4631 0.34886 2017 6 4 57908 0.0985 0.4634 0.34783 2017 6 5 57909 0.1003 0.4638 0.34691 2017 6 6 57910 0.1022 0.4641 0.34605 2017 6 7 57911 0.1041 0.4643 0.34525 2017 6 8 57912 0.1059 0.4646 0.34448 2017 6 9 57913 0.1078 0.4648 0.34378 2017 6 10 57914 0.1097 0.4650 0.34314 2017 6 11 57915 0.1116 0.4651 0.34253 2017 6 12 57916 0.1135 0.4653 0.34191 2017 6 13 57917 0.1154 0.4654 0.34129 2017 6 14 57918 0.1172 0.4654 0.34053 2017 6 15 57919 0.1191 0.4655 0.33967 2017 6 16 57920 0.1210 0.4655 0.33871 2017 6 17 57921 0.1229 0.4655 0.33773 2017 6 18 57922 0.1248 0.4654 0.33662 2017 6 19 57923 0.1267 0.4654 0.33529 2017 6 20 57924 0.1285 0.4653 0.33404 2017 6 21 57925 0.1304 0.4651 0.33270 2017 6 22 57926 0.1323 0.4650 0.33158 2017 6 23 57927 0.1341 0.4648 0.33064 2017 6 24 57928 0.1360 0.4646 0.32980 2017 6 25 57929 0.1378 0.4643 0.32904 2017 6 26 57930 0.1397 0.4641 0.32829 2017 6 27 57931 0.1415 0.4638 0.32745 2017 6 28 57932 0.1434 0.4634 0.32655 2017 6 29 57933 0.1452 0.4631 0.32568 2017 6 30 57934 0.1470 0.4627 0.32481 2017 7 1 57935 0.1488 0.4623 0.32390 2017 7 2 57936 0.1506 0.4618 0.32319 2017 7 3 57937 0.1524 0.4613 0.32249 2017 7 4 57938 0.1541 0.4609 0.32181 2017 7 5 57939 0.1559 0.4603 0.32118 2017 7 6 57940 0.1577 0.4598 0.32068 2017 7 7 57941 0.1594 0.4592 0.32029 2017 7 8 57942 0.1611 0.4586 0.31993 2017 7 9 57943 0.1628 0.4580 0.31963 2017 7 10 57944 0.1645 0.4573 0.31940 2017 7 11 57945 0.1662 0.4566 0.31918 2017 7 12 57946 0.1679 0.4559 0.31875 2017 7 13 57947 0.1696 0.4552 0.31820 2017 7 14 57948 0.1712 0.4544 0.31756 2017 7 15 57949 0.1728 0.4536 0.31677 2017 7 16 57950 0.1744 0.4528 0.31595 2017 7 17 57951 0.1760 0.4520 0.31511 2017 7 18 57952 0.1776 0.4511 0.31431 2017 7 19 57953 0.1792 0.4502 0.31357 2017 7 20 57954 0.1807 0.4493 0.31311 2017 7 21 57955 0.1822 0.4484 0.31272 2017 7 22 57956 0.1837 0.4474 0.31241 2017 7 23 57957 0.1852 0.4465 0.31209 2017 7 24 57958 0.1867 0.4455 0.31171 2017 7 25 57959 0.1881 0.4444 0.31122 2017 7 26 57960 0.1896 0.4434 0.31058 2017 7 27 57961 0.1910 0.4423 0.30994 2017 7 28 57962 0.1923 0.4412 0.30916 2017 7 29 57963 0.1937 0.4401 0.30848 2017 7 30 57964 0.1950 0.4390 0.30776 2017 7 31 57965 0.1963 0.4378 0.30711 2017 8 1 57966 0.1976 0.4367 0.30659 2017 8 2 57967 0.1989 0.4355 0.30625 2017 8 3 57968 0.2002 0.4343 0.30586 2017 8 4 57969 0.2014 0.4331 0.30573 2017 8 5 57970 0.2026 0.4318 0.30562 2017 8 6 57971 0.2037 0.4305 0.30551 2017 8 7 57972 0.2049 0.4293 0.30534 2017 8 8 57973 0.2060 0.4280 0.30502 2017 8 9 57974 0.2071 0.4266 0.30459 2017 8 10 57975 0.2082 0.4253 0.30403 2017 8 11 57976 0.2092 0.4240 0.30317 2017 8 12 57977 0.2102 0.4226 0.30221 2017 8 13 57978 0.2112 0.4212 0.30113 2017 8 14 57979 0.2122 0.4198 0.29999 2017 8 15 57980 0.2131 0.4184 0.29884 2017 8 16 57981 0.2141 0.4170 0.29773 2017 8 17 57982 0.2149 0.4155 0.29668 2017 8 18 57983 0.2158 0.4141 0.29572 2017 8 19 57984 0.2166 0.4126 0.29474 2017 8 20 57985 0.2174 0.4112 0.29370 2017 8 21 57986 0.2182 0.4097 0.29252 2017 8 22 57987 0.2189 0.4082 0.29122 2017 8 23 57988 0.2196 0.4067 0.28992 2017 8 24 57989 0.2203 0.4051 0.28847 2017 8 25 57990 0.2210 0.4036 0.28705 2017 8 26 57991 0.2216 0.4021 0.28554 2017 8 27 57992 0.2222 0.4005 0.28417 2017 8 28 57993 0.2228 0.3990 0.28282 2017 8 29 57994 0.2233 0.3974 0.28151 2017 8 30 57995 0.2238 0.3958 0.28032 2017 8 31 57996 0.2243 0.3942 0.27914 2017 9 1 57997 0.2247 0.3926 0.27796 2017 9 2 57998 0.2251 0.3911 0.27669 2017 9 3 57999 0.2255 0.3895 0.27536 2017 9 4 58000 0.2259 0.3878 0.27393 2017 9 5 58001 0.2262 0.3862 0.27236 2017 9 6 58002 0.2265 0.3846 0.27068 2017 9 7 58003 0.2268 0.3830 0.26889 2017 9 8 58004 0.2270 0.3814 0.26698 2017 9 9 58005 0.2272 0.3798 0.26503 2017 9 10 58006 0.2274 0.3781 0.26317 2017 9 11 58007 0.2275 0.3765 0.26141 2017 9 12 58008 0.2276 0.3749 0.25981 2017 9 13 58009 0.2277 0.3732 0.25839 2017 9 14 58010 0.2277 0.3716 0.25715 2017 9 15 58011 0.2277 0.3700 0.25585 2017 9 16 58012 0.2277 0.3683 0.25464 2017 9 17 58013 0.2277 0.3667 0.25329 2017 9 18 58014 0.2276 0.3651 0.25174 2017 9 19 58015 0.2275 0.3634 0.25010 2017 9 20 58016 0.2274 0.3618 0.24838 2017 9 21 58017 0.2272 0.3602 0.24665 2017 9 22 58018 0.2270 0.3586 0.24504 2017 9 23 58019 0.2268 0.3569 0.24348 2017 9 24 58020 0.2265 0.3553 0.24203 2017 9 25 58021 0.2262 0.3537 0.24066 2017 9 26 58022 0.2259 0.3521 0.23938 2017 9 27 58023 0.2255 0.3505 0.23817 2017 9 28 58024 0.2252 0.3489 0.23692 2017 9 29 58025 0.2247 0.3474 0.23567 2017 9 30 58026 0.2243 0.3458 0.23437 2017 10 1 58027 0.2238 0.3442 0.23291 2017 10 2 58028 0.2233 0.3426 0.23133 2017 10 3 58029 0.2228 0.3411 0.22965 2017 10 4 58030 0.2223 0.3395 0.22784 2017 10 5 58031 0.2217 0.3380 0.22592 2017 10 6 58032 0.2211 0.3365 0.22387 2017 10 7 58033 0.2204 0.3350 0.22178 2017 10 8 58034 0.2197 0.3335 0.21971 2017 10 9 58035 0.2191 0.3320 0.21780 2017 10 10 58036 0.2183 0.3305 0.21605 2017 10 11 58037 0.2176 0.3290 0.21446 2017 10 12 58038 0.2168 0.3276 0.21303 2017 10 13 58039 0.2160 0.3261 0.21168 2017 10 14 58040 0.2152 0.3247 0.21030 2017 10 15 58041 0.2143 0.3233 0.20882 2017 10 16 58042 0.2134 0.3219 0.20730 2017 10 17 58043 0.2125 0.3205 0.20571 2017 10 18 58044 0.2116 0.3191 0.20416 2017 10 19 58045 0.2106 0.3178 0.20258 2017 10 20 58046 0.2096 0.3164 0.20106 2017 10 21 58047 0.2086 0.3151 0.19960 2017 10 22 58048 0.2076 0.3138 0.19818 2017 10 23 58049 0.2065 0.3125 0.19680 2017 10 24 58050 0.2054 0.3112 0.19547 2017 10 25 58051 0.2043 0.3100 0.19421 2017 10 26 58052 0.2032 0.3087 0.19294 2017 10 27 58053 0.2021 0.3075 0.19172 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) 57659 -105.24 0.30 -12.80 0.03 57660 -105.00 0.30 -12.66 0.03 57661 -104.91 0.30 -12.42 0.03 57662 -104.95 0.30 -12.18 0.15 57663 -105.04 0.30 -12.05 0.15 57664 -105.09 0.30 -12.13 0.04 57665 -104.96 0.30 -12.33 0.04 57666 -104.57 0.30 -12.49 0.05 57667 -104.14 0.30 -12.54 0.05 57668 -104.04 0.30 -12.50 0.05 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 57659 0.214 0.119 -0.111 0.030 57660 0.219 0.119 -0.139 0.030 57661 0.215 0.119 -0.144 0.030 57662 0.202 0.119 -0.144 0.150 57663 0.191 0.119 -0.125 0.150 57664 0.174 0.119 -0.135 0.040 57665 0.149 0.119 -0.162 0.040 57666 0.134 0.119 -0.175 0.050 57667 0.128 0.119 -0.161 0.050 57668 0.116 0.119 -0.118 0.050 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).