********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 26 September 2013 Vol. XXVI No. 039 ______________________________________________________________________ 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 22 Aug 2013 at 0000 UTC Beginning 1 July 2012: TAI-UTC = 35.000 000 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 * *********************************************************************** ________________________________________________________________________ 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 13 9 20 56555 0.15284 .00009 0.30400 .00009 0.021948 0.000013 13 9 21 56556 0.15136 .00009 0.30319 .00009 0.020732 0.000015 13 9 22 56557 0.14922 .00009 0.30235 .00009 0.019649 0.000013 13 9 23 56558 0.14682 .00009 0.30141 .00009 0.018690 0.000008 13 9 24 56559 0.14493 .00009 0.30042 .00009 0.017816 0.000008 13 9 25 56560 0.14351 .00009 0.29963 .00009 0.016980 0.000008 13 9 26 56561 0.14206 .00009 0.29889 .00009 0.016203 0.000007 _______________________________________________________________________ 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 = 0.0925 + 0.0992 cos A - 0.0534 sin A - 0.0484 cos C + 0.0007 sin C y = 0.3452 - 0.0453 cos A - 0.0910 sin A + 0.0007 cos C + 0.0484 sin C UT1-UTC = -0.0219 - 0.00105 (MJD - 56569) - (UT2-UT1) where A = 2*pi*(MJD-56561)/365.25 and C = 2*pi*(MJD-56561)/435. TAI-UTC(MJD 56562) = 35.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-56561)**0.80 S t = 0.00025 (MJD-56561)**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) 2013 9 27 56562 0.1408 0.2981 0.01551 2013 9 28 56563 0.1396 0.2973 0.01484 2013 9 29 56564 0.1384 0.2965 0.01415 2013 9 30 56565 0.1372 0.2957 0.01336 2013 10 1 56566 0.1360 0.2949 0.01245 2013 10 2 56567 0.1349 0.2941 0.01142 2013 10 3 56568 0.1337 0.2934 0.01027 2013 10 4 56569 0.1325 0.2927 0.00904 2013 10 5 56570 0.1314 0.2920 0.00776 2013 10 6 56571 0.1302 0.2913 0.00648 2013 10 7 56572 0.1291 0.2907 0.00525 2013 10 8 56573 0.1279 0.2902 0.00408 2013 10 9 56574 0.1268 0.2896 0.00295 2013 10 10 56575 0.1257 0.2891 0.00184 2013 10 11 56576 0.1245 0.2886 0.00074 2013 10 12 56577 0.1234 0.2881 -0.00045 2013 10 13 56578 0.1222 0.2876 -0.00175 2013 10 14 56579 0.1210 0.2871 -0.00318 2013 10 15 56580 0.1199 0.2866 -0.00472 2013 10 16 56581 0.1187 0.2861 -0.00634 2013 10 17 56582 0.1175 0.2857 -0.00797 2013 10 18 56583 0.1164 0.2852 -0.00955 2013 10 19 56584 0.1152 0.2848 -0.01103 2013 10 20 56585 0.1140 0.2844 -0.01236 2013 10 21 56586 0.1128 0.2841 -0.01356 2013 10 22 56587 0.1116 0.2837 -0.01463 2013 10 23 56588 0.1104 0.2834 -0.01564 2013 10 24 56589 0.1092 0.2830 -0.01660 2013 10 25 56590 0.1080 0.2827 -0.01757 2013 10 26 56591 0.1067 0.2824 -0.01859 2013 10 27 56592 0.1055 0.2822 -0.01969 2013 10 28 56593 0.1043 0.2819 -0.02092 2013 10 29 56594 0.1030 0.2817 -0.02227 2013 10 30 56595 0.1018 0.2815 -0.02374 2013 10 31 56596 0.1005 0.2813 -0.02531 2013 11 1 56597 0.0993 0.2811 -0.02694 2013 11 2 56598 0.0980 0.2810 -0.02859 2013 11 3 56599 0.0967 0.2808 -0.03020 2013 11 4 56600 0.0954 0.2807 -0.03172 2013 11 5 56601 0.0941 0.2806 -0.03316 2013 11 6 56602 0.0929 0.2806 -0.03452 2013 11 7 56603 0.0916 0.2805 -0.03586 2013 11 8 56604 0.0903 0.2805 -0.03724 2013 11 9 56605 0.0890 0.2805 -0.03871 2013 11 10 56606 0.0877 0.2805 -0.04029 2013 11 11 56607 0.0864 0.2805 -0.04196 2013 11 12 56608 0.0851 0.2806 -0.04370 2013 11 13 56609 0.0837 0.2806 -0.04544 2013 11 14 56610 0.0824 0.2807 -0.04714 2013 11 15 56611 0.0811 0.2809 -0.04872 2013 11 16 56612 0.0798 0.2810 -0.05017 2013 11 17 56613 0.0785 0.2812 -0.05148 2013 11 18 56614 0.0772 0.2814 -0.05264 2013 11 19 56615 0.0758 0.2816 -0.05369 2013 11 20 56616 0.0745 0.2818 -0.05468 2013 11 21 56617 0.0732 0.2821 -0.05564 2013 11 22 56618 0.0719 0.2823 -0.05662 2013 11 23 56619 0.0706 0.2826 -0.05766 2013 11 24 56620 0.0693 0.2830 -0.05880 2013 11 25 56621 0.0680 0.2833 -0.06004 2013 11 26 56622 0.0667 0.2837 -0.06140 2013 11 27 56623 0.0654 0.2841 -0.06285 2013 11 28 56624 0.0641 0.2845 -0.06437 2013 11 29 56625 0.0628 0.2849 -0.06592 2013 11 30 56626 0.0615 0.2854 -0.06745 2013 12 1 56627 0.0602 0.2858 -0.06891 2013 12 2 56628 0.0589 0.2863 -0.07028 2013 12 3 56629 0.0577 0.2869 -0.07156 2013 12 4 56630 0.0564 0.2874 -0.07279 2013 12 5 56631 0.0551 0.2880 -0.07403 2013 12 6 56632 0.0539 0.2886 -0.07533 2013 12 7 56633 0.0526 0.2892 -0.07674 2013 12 8 56634 0.0514 0.2898 -0.07825 2013 12 9 56635 0.0502 0.2905 -0.07982 2013 12 10 56636 0.0490 0.2912 -0.08138 2013 12 11 56637 0.0478 0.2919 -0.08289 2013 12 12 56638 0.0466 0.2926 -0.08429 2013 12 13 56639 0.0454 0.2933 -0.08556 2013 12 14 56640 0.0442 0.2941 -0.08669 2013 12 15 56641 0.0431 0.2949 -0.08768 2013 12 16 56642 0.0419 0.2957 -0.08857 2013 12 17 56643 0.0408 0.2965 -0.08939 2013 12 18 56644 0.0397 0.2974 -0.09018 2013 12 19 56645 0.0386 0.2982 -0.09099 2013 12 20 56646 0.0375 0.2991 -0.09184 2013 12 21 56647 0.0364 0.3000 -0.09278 2013 12 22 56648 0.0354 0.3009 -0.09380 2013 12 23 56649 0.0343 0.3019 -0.09493 2013 12 24 56650 0.0333 0.3029 -0.09614 2013 12 25 56651 0.0323 0.3038 -0.09742 2013 12 26 56652 0.0313 0.3048 -0.09873 2013 12 27 56653 0.0303 0.3059 -0.10004 2013 12 28 56654 0.0293 0.3069 -0.10131 2013 12 29 56655 0.0284 0.3080 -0.10252 2013 12 30 56656 0.0274 0.3090 -0.10365 2013 12 31 56657 0.0265 0.3101 -0.10473 2014 1 1 56658 0.0256 0.3113 -0.10583 2014 1 2 56659 0.0248 0.3124 -0.10700 2014 1 3 56660 0.0239 0.3135 -0.10829 2014 1 4 56661 0.0231 0.3147 -0.10973 2014 1 5 56662 0.0223 0.3159 -0.11125 2014 1 6 56663 0.0215 0.3171 -0.11281 2014 1 7 56664 0.0207 0.3183 -0.11431 2014 1 8 56665 0.0200 0.3195 -0.11571 2014 1 9 56666 0.0193 0.3207 -0.11695 2014 1 10 56667 0.0186 0.3220 -0.11804 2014 1 11 56668 0.0179 0.3233 -0.11898 2014 1 12 56669 0.0172 0.3245 -0.11981 2014 1 13 56670 0.0166 0.3258 -0.12053 2014 1 14 56671 0.0160 0.3271 -0.12123 2014 1 15 56672 0.0154 0.3285 -0.12193 2014 1 16 56673 0.0148 0.3298 -0.12269 2014 1 17 56674 0.0143 0.3312 -0.12352 2014 1 18 56675 0.0138 0.3325 -0.12445 2014 1 19 56676 0.0133 0.3339 -0.12548 2014 1 20 56677 0.0128 0.3353 -0.12660 2014 1 21 56678 0.0124 0.3366 -0.12781 2014 1 22 56679 0.0120 0.3380 -0.12905 2014 1 23 56680 0.0116 0.3395 -0.13031 2014 1 24 56681 0.0112 0.3409 -0.13155 2014 1 25 56682 0.0109 0.3423 -0.13274 2014 1 26 56683 0.0106 0.3437 -0.13387 2014 1 27 56684 0.0103 0.3452 -0.13496 2014 1 28 56685 0.0101 0.3466 -0.13605 2014 1 29 56686 0.0098 0.3481 -0.13722 2014 1 30 56687 0.0096 0.3496 -0.13852 2014 1 31 56688 0.0095 0.3510 -0.13998 2014 2 1 56689 0.0093 0.3525 -0.14160 2014 2 2 56690 0.0092 0.3540 -0.14331 2014 2 3 56691 0.0091 0.3555 -0.14503 2014 2 4 56692 0.0091 0.3570 -0.14666 2014 2 5 56693 0.0091 0.3585 -0.14816 2014 2 6 56694 0.0091 0.3600 -0.14949 2014 2 7 56695 0.0091 0.3615 -0.15067 2014 2 8 56696 0.0091 0.3630 -0.15172 2014 2 9 56697 0.0092 0.3645 -0.15268 2014 2 10 56698 0.0093 0.3660 -0.15358 2014 2 11 56699 0.0095 0.3675 -0.15448 2014 2 12 56700 0.0097 0.3690 -0.15543 2014 2 13 56701 0.0099 0.3705 -0.15644 2014 2 14 56702 0.0101 0.3720 -0.15756 2014 2 15 56703 0.0104 0.3735 -0.15878 2014 2 16 56704 0.0106 0.3750 -0.16010 2014 2 17 56705 0.0110 0.3765 -0.16151 2014 2 18 56706 0.0113 0.3781 -0.16298 2014 2 19 56707 0.0117 0.3796 -0.16446 2014 2 20 56708 0.0121 0.3811 -0.16593 2014 2 21 56709 0.0126 0.3825 -0.16734 2014 2 22 56710 0.0130 0.3840 -0.16869 2014 2 23 56711 0.0135 0.3855 -0.16998 2014 2 24 56712 0.0140 0.3870 -0.17127 2014 2 25 56713 0.0146 0.3885 -0.17260 2014 2 26 56714 0.0152 0.3900 -0.17403 2014 2 27 56715 0.0158 0.3914 -0.17563 2014 2 28 56716 0.0164 0.3929 -0.17741 2014 3 1 56717 0.0171 0.3943 -0.17934 2014 3 2 56718 0.0178 0.3958 -0.18134 2014 3 3 56719 0.0186 0.3972 -0.18332 2014 3 4 56720 0.0193 0.3986 -0.18520 2014 3 5 56721 0.0201 0.4000 -0.18692 2014 3 6 56722 0.0209 0.4014 -0.18848 2014 3 7 56723 0.0218 0.4028 -0.18989 2014 3 8 56724 0.0227 0.4042 -0.19119 2014 3 9 56725 0.0236 0.4056 -0.19242 2014 3 10 56726 0.0245 0.4069 -0.19362 2014 3 11 56727 0.0255 0.4083 -0.19485 2014 3 12 56728 0.0264 0.4096 -0.19613 2014 3 13 56729 0.0275 0.4110 -0.19750 2014 3 14 56730 0.0285 0.4123 -0.19897 2014 3 15 56731 0.0296 0.4136 -0.20056 2014 3 16 56732 0.0307 0.4148 -0.20223 2014 3 17 56733 0.0318 0.4161 -0.20397 2014 3 18 56734 0.0329 0.4174 -0.20573 2014 3 19 56735 0.0341 0.4186 -0.20748 2014 3 20 56736 0.0353 0.4198 -0.20917 2014 3 21 56737 0.0365 0.4210 -0.21079 2014 3 22 56738 0.0378 0.4222 -0.21234 2014 3 23 56739 0.0391 0.4234 -0.21384 2014 3 24 56740 0.0404 0.4245 -0.21535 2014 3 25 56741 0.0417 0.4256 -0.21693 2014 3 26 56742 0.0431 0.4267 -0.21863 2014 3 27 56743 0.0444 0.4278 -0.22050 2014 3 28 56744 0.0458 0.4289 -0.22253 2014 3 29 56745 0.0473 0.4300 -0.22466 2014 3 30 56746 0.0487 0.4310 -0.22684 2014 3 31 56747 0.0502 0.4320 -0.22897 2014 4 1 56748 0.0517 0.4330 -0.23098 2014 4 2 56749 0.0532 0.4339 -0.23283 2014 4 3 56750 0.0547 0.4349 -0.23454 2014 4 4 56751 0.0563 0.4358 -0.23611 2014 4 5 56752 0.0579 0.4367 -0.23759 2014 4 6 56753 0.0595 0.4376 -0.23901 2014 4 7 56754 0.0611 0.4384 -0.24042 2014 4 8 56755 0.0627 0.4393 -0.24184 2014 4 9 56756 0.0644 0.4401 -0.24330 2014 4 10 56757 0.0660 0.4409 -0.24482 2014 4 11 56758 0.0677 0.4416 -0.24640 2014 4 12 56759 0.0694 0.4423 -0.24805 2014 4 13 56760 0.0712 0.4430 -0.24976 2014 4 14 56761 0.0729 0.4437 -0.25149 2014 4 15 56762 0.0747 0.4444 -0.25322 2014 4 16 56763 0.0765 0.4450 -0.25490 2014 4 17 56764 0.0783 0.4456 -0.25650 2014 4 18 56765 0.0801 0.4462 -0.25800 2014 4 19 56766 0.0819 0.4467 -0.25941 2014 4 20 56767 0.0837 0.4472 -0.26078 2014 4 21 56768 0.0856 0.4477 -0.26217 2014 4 22 56769 0.0875 0.4482 -0.26364 2014 4 23 56770 0.0893 0.4486 -0.26524 2014 4 24 56771 0.0912 0.4490 -0.26698 2014 4 25 56772 0.0931 0.4494 -0.26883 2014 4 26 56773 0.0950 0.4497 -0.27074 2014 4 27 56774 0.0970 0.4500 -0.27262 2014 4 28 56775 0.0989 0.4503 -0.27439 2014 4 29 56776 0.1009 0.4506 -0.27603 2014 4 30 56777 0.1028 0.4508 -0.27751 2014 5 1 56778 0.1048 0.4510 -0.27886 2014 5 2 56779 0.1067 0.4512 -0.28012 2014 5 3 56780 0.1087 0.4513 -0.28133 2014 5 4 56781 0.1107 0.4514 -0.28251 2014 5 5 56782 0.1127 0.4515 -0.28369 2014 5 6 56783 0.1147 0.4515 -0.28487 2014 5 7 56784 0.1167 0.4515 -0.28604 2014 5 8 56785 0.1187 0.4515 -0.28725 2014 5 9 56786 0.1207 0.4515 -0.28855 2014 5 10 56787 0.1227 0.4514 -0.28989 2014 5 11 56788 0.1248 0.4513 -0.29126 2014 5 12 56789 0.1268 0.4511 -0.29261 2014 5 13 56790 0.1288 0.4510 -0.29391 2014 5 14 56791 0.1308 0.4508 -0.29509 2014 5 15 56792 0.1329 0.4505 -0.29618 2014 5 16 56793 0.1349 0.4502 -0.29715 2014 5 17 56794 0.1369 0.4499 -0.29801 2014 5 18 56795 0.1389 0.4496 -0.29880 2014 5 19 56796 0.1410 0.4492 -0.29959 2014 5 20 56797 0.1430 0.4488 -0.30044 2014 5 21 56798 0.1450 0.4484 -0.30138 2014 5 22 56799 0.1470 0.4479 -0.30240 2014 5 23 56800 0.1490 0.4475 -0.30343 2014 5 24 56801 0.1510 0.4469 -0.30438 2014 5 25 56802 0.1530 0.4464 -0.30528 2014 5 26 56803 0.1550 0.4458 -0.30612 2014 5 27 56804 0.1570 0.4452 -0.30687 2014 5 28 56805 0.1590 0.4445 -0.30749 2014 5 29 56806 0.1610 0.4438 -0.30801 2014 5 30 56807 0.1629 0.4431 -0.30845 2014 5 31 56808 0.1649 0.4424 -0.30883 2014 6 1 56809 0.1668 0.4416 -0.30916 2014 6 2 56810 0.1688 0.4408 -0.30952 2014 6 3 56811 0.1707 0.4399 -0.30996 2014 6 4 56812 0.1726 0.4390 -0.31047 2014 6 5 56813 0.1745 0.4381 -0.31106 2014 6 6 56814 0.1764 0.4372 -0.31179 2014 6 7 56815 0.1783 0.4362 -0.31263 2014 6 8 56816 0.1801 0.4352 -0.31359 2014 6 9 56817 0.1820 0.4342 -0.31454 2014 6 10 56818 0.1838 0.4332 -0.31554 2014 6 11 56819 0.1857 0.4321 -0.31651 2014 6 12 56820 0.1875 0.4310 -0.31742 2014 6 13 56821 0.1893 0.4298 -0.31828 2014 6 14 56822 0.1910 0.4286 -0.31921 2014 6 15 56823 0.1928 0.4274 -0.32019 2014 6 16 56824 0.1945 0.4262 -0.32125 2014 6 17 56825 0.1962 0.4250 -0.32235 2014 6 18 56826 0.1979 0.4237 -0.32348 2014 6 19 56827 0.1996 0.4224 -0.32457 2014 6 20 56828 0.2013 0.4210 -0.32559 2014 6 21 56829 0.2029 0.4196 -0.32644 2014 6 22 56830 0.2045 0.4182 -0.32713 2014 6 23 56831 0.2061 0.4168 -0.32769 2014 6 24 56832 0.2077 0.4154 -0.32810 2014 6 25 56833 0.2093 0.4139 -0.32835 2014 6 26 56834 0.2108 0.4124 -0.32843 2014 6 27 56835 0.2123 0.4109 -0.32844 2014 6 28 56836 0.2138 0.4093 -0.32840 2014 6 29 56837 0.2152 0.4077 -0.32832 2014 6 30 56838 0.2167 0.4061 -0.32824 2014 7 1 56839 0.2181 0.4045 -0.32822 2014 7 2 56840 0.2194 0.4028 -0.32830 2014 7 3 56841 0.2208 0.4012 -0.32846 2014 7 4 56842 0.2221 0.3995 -0.32866 2014 7 5 56843 0.2234 0.3978 -0.32887 2014 7 6 56844 0.2247 0.3960 -0.32906 2014 7 7 56845 0.2259 0.3942 -0.32921 2014 7 8 56846 0.2271 0.3925 -0.32932 2014 7 9 56847 0.2283 0.3907 -0.32938 2014 7 10 56848 0.2295 0.3888 -0.32939 2014 7 11 56849 0.2306 0.3870 -0.32935 2014 7 12 56850 0.2317 0.3851 -0.32938 2014 7 13 56851 0.2327 0.3832 -0.32953 2014 7 14 56852 0.2338 0.3813 -0.32981 2014 7 15 56853 0.2347 0.3794 -0.33021 2014 7 16 56854 0.2357 0.3775 -0.33067 2014 7 17 56855 0.2366 0.3755 -0.33105 2014 7 18 56856 0.2375 0.3736 -0.33126 2014 7 19 56857 0.2384 0.3716 -0.33135 2014 7 20 56858 0.2392 0.3696 -0.33133 2014 7 21 56859 0.2400 0.3675 -0.33120 2014 7 22 56860 0.2408 0.3655 -0.33096 2014 7 23 56861 0.2415 0.3635 -0.33064 2014 7 24 56862 0.2422 0.3614 -0.33029 2014 7 25 56863 0.2429 0.3593 -0.32995 2014 7 26 56864 0.2435 0.3572 -0.32965 2014 7 27 56865 0.2441 0.3552 -0.32945 2014 7 28 56866 0.2446 0.3530 -0.32934 2014 7 29 56867 0.2452 0.3509 -0.32932 2014 7 30 56868 0.2456 0.3488 -0.32937 2014 7 31 56869 0.2461 0.3467 -0.32944 2014 8 1 56870 0.2465 0.3445 -0.32958 2014 8 2 56871 0.2468 0.3423 -0.32980 2014 8 3 56872 0.2472 0.3402 -0.33006 2014 8 4 56873 0.2475 0.3380 -0.33033 2014 8 5 56874 0.2477 0.3358 -0.33060 2014 8 6 56875 0.2479 0.3336 -0.33088 2014 8 7 56876 0.2481 0.3315 -0.33117 2014 8 8 56877 0.2483 0.3293 -0.33147 2014 8 9 56878 0.2484 0.3271 -0.33192 2014 8 10 56879 0.2484 0.3249 -0.33253 2014 8 11 56880 0.2484 0.3226 -0.33334 2014 8 12 56881 0.2484 0.3204 -0.33431 2014 8 13 56882 0.2484 0.3182 -0.33534 2014 8 14 56883 0.2483 0.3160 -0.33638 2014 8 15 56884 0.2482 0.3138 -0.33735 2014 8 16 56885 0.2480 0.3116 -0.33818 2014 8 17 56886 0.2478 0.3094 -0.33885 2014 8 18 56887 0.2475 0.3072 -0.33938 2014 8 19 56888 0.2472 0.3049 -0.33983 2014 8 20 56889 0.2469 0.3027 -0.34019 2014 8 21 56890 0.2465 0.3005 -0.34044 2014 8 22 56891 0.2461 0.2983 -0.34065 2014 8 23 56892 0.2457 0.2961 -0.34090 2014 8 24 56893 0.2452 0.2939 -0.34116 2014 8 25 56894 0.2447 0.2917 -0.34146 2014 8 26 56895 0.2441 0.2896 -0.34179 2014 8 27 56896 0.2435 0.2874 -0.34211 2014 8 28 56897 0.2429 0.2852 -0.34240 2014 8 29 56898 0.2422 0.2831 -0.34272 2014 8 30 56899 0.2415 0.2809 -0.34313 2014 8 31 56900 0.2407 0.2788 -0.34353 2014 9 1 56901 0.2399 0.2766 -0.34389 2014 9 2 56902 0.2391 0.2745 -0.34427 2014 9 3 56903 0.2382 0.2724 -0.34464 2014 9 4 56904 0.2373 0.2703 -0.34500 2014 9 5 56905 0.2363 0.2682 -0.34543 2014 9 6 56906 0.2353 0.2661 -0.34603 2014 9 7 56907 0.2343 0.2641 -0.34678 2014 9 8 56908 0.2332 0.2620 -0.34772 2014 9 9 56909 0.2321 0.2600 -0.34875 2014 9 10 56910 0.2310 0.2580 -0.34982 2014 9 11 56911 0.2298 0.2560 -0.35082 2014 9 12 56912 0.2286 0.2540 -0.35168 2014 9 13 56913 0.2274 0.2520 -0.35232 2014 9 14 56914 0.2261 0.2501 -0.35277 2014 9 15 56915 0.2247 0.2481 -0.35306 2014 9 16 56916 0.2234 0.2462 -0.35323 2014 9 17 56917 0.2220 0.2443 -0.35340 2014 9 18 56918 0.2206 0.2424 -0.35359 2014 9 19 56919 0.2191 0.2406 -0.35388 2014 9 20 56920 0.2176 0.2388 -0.35431 2014 9 21 56921 0.2161 0.2369 -0.35485 2014 9 22 56922 0.2145 0.2352 -0.35552 2014 9 23 56923 0.2129 0.2334 -0.35629 2014 9 24 56924 0.2112 0.2316 -0.35714 2014 9 25 56925 0.2096 0.2299 -0.35802 2014 9 26 56926 0.2079 0.2282 -0.35891 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) 56546 -88.75 0.30 -12.62 0.02 56547 -88.64 0.30 -12.62 0.02 56548 -88.64 0.30 -12.71 0.02 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 56546 -0.228 0.119 0.004 0.020 56547 -0.230 0.119 0.067 0.020 56548 -0.228 0.119 0.121 0.020 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).