********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 4 July 2013 Vol. XXVI No. 027 ______________________________________________________________________ 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 = +0.1 seconds beginning 11 April 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 6 28 56471 0.13885 .00009 0.39287 .00009 0.059062 0.000009 13 6 29 56472 0.14015 .00009 0.39204 .00009 0.058334 0.000009 13 6 30 56473 0.14147 .00009 0.39142 .00009 0.057754 0.000013 13 7 1 56474 0.14268 .00009 0.39080 .00009 0.057358 0.000013 13 7 2 56475 0.14412 .00009 0.39015 .00009 0.057143 0.000013 13 7 3 56476 0.14558 .00009 0.38950 .00009 0.057114 0.000013 13 7 4 56477 0.14681 .00009 0.38873 .00009 0.057286 0.000013 IERS Final Values MJD x y UT1-UTC " " s 13 5 2 56414 0.0706 0.3969 0.11090 13 5 3 56415 0.0722 0.3976 0.10930 13 5 4 56416 0.0739 0.3981 0.10763 13 5 5 56417 0.0754 0.3987 0.10595 13 5 6 56418 0.0767 0.3992 0.10428 13 5 7 56419 0.0777 0.3995 0.10267 13 5 8 56420 0.0788 0.3997 0.10113 13 5 9 56421 0.0802 0.4002 0.09975 13 5 10 56422 0.0818 0.4005 0.09855 13 5 11 56423 0.0842 0.4009 0.09747 13 5 12 56424 0.0864 0.4014 0.09648 13 5 13 56425 0.0883 0.4022 0.09556 13 5 14 56426 0.0895 0.4032 0.09467 13 5 15 56427 0.0907 0.4040 0.09374 13 5 16 56428 0.0911 0.4046 0.09273 13 5 17 56429 0.0916 0.4047 0.09161 13 5 18 56430 0.0923 0.4049 0.09034 13 5 19 56431 0.0934 0.4048 0.08896 13 5 20 56432 0.0948 0.4049 0.08748 13 5 21 56433 0.0966 0.4051 0.08595 13 5 22 56434 0.0981 0.4058 0.08445 13 5 23 56435 0.0994 0.4066 0.08301 13 5 24 56436 0.1007 0.4071 0.08172 13 5 25 56437 0.1015 0.4072 0.08053 13 5 26 56438 0.1023 0.4072 0.07944 13 5 27 56439 0.1029 0.4072 0.07848 13 5 28 56440 0.1035 0.4071 0.07757 13 5 29 56441 0.1041 0.4072 0.07667 13 5 30 56442 0.1049 0.4071 0.07575 13 5 31 56443 0.1064 0.4069 0.07481 13 6 1 56444 0.1083 0.4066 0.07396 _______________________________________________________________________ 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 = 0.0929 + 0.0504 cos A + 0.1172 sin A + 0.0061 cos C - 0.0607 sin C y = 0.3445 + 0.1044 cos A - 0.0427 sin A - 0.0607 cos C - 0.0061 sin C UT1-UTC = 0.0639 - 0.00102 (MJD - 56485) - (UT2-UT1) where A = 2*pi*(MJD-56477)/365.25 and C = 2*pi*(MJD-56477)/435. TAI-UTC(MJD 56478) = 35.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-56477)**0.80 S t = 0.00025 (MJD-56477)**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 7 5 56478 0.1480 0.3879 0.05752 2013 7 6 56479 0.1491 0.3870 0.05782 2013 7 7 56480 0.1502 0.3862 0.05817 2013 7 8 56481 0.1513 0.3853 0.05849 2013 7 9 56482 0.1524 0.3844 0.05872 2013 7 10 56483 0.1535 0.3836 0.05885 2013 7 11 56484 0.1546 0.3827 0.05887 2013 7 12 56485 0.1557 0.3818 0.05876 2013 7 13 56486 0.1568 0.3810 0.05856 2013 7 14 56487 0.1579 0.3800 0.05829 2013 7 15 56488 0.1589 0.3791 0.05801 2013 7 16 56489 0.1600 0.3781 0.05774 2013 7 17 56490 0.1610 0.3771 0.05754 2013 7 18 56491 0.1620 0.3761 0.05741 2013 7 19 56492 0.1630 0.3750 0.05733 2013 7 20 56493 0.1640 0.3739 0.05726 2013 7 21 56494 0.1650 0.3729 0.05712 2013 7 22 56495 0.1659 0.3718 0.05687 2013 7 23 56496 0.1668 0.3707 0.05645 2013 7 24 56497 0.1677 0.3695 0.05587 2013 7 25 56498 0.1686 0.3684 0.05517 2013 7 26 56499 0.1695 0.3672 0.05445 2013 7 27 56500 0.1703 0.3661 0.05378 2013 7 28 56501 0.1711 0.3649 0.05323 2013 7 29 56502 0.1719 0.3637 0.05284 2013 7 30 56503 0.1727 0.3625 0.05262 2013 7 31 56504 0.1735 0.3612 0.05256 2013 8 1 56505 0.1742 0.3600 0.05263 2013 8 2 56506 0.1749 0.3587 0.05280 2013 8 3 56507 0.1756 0.3575 0.05301 2013 8 4 56508 0.1762 0.3562 0.05320 2013 8 5 56509 0.1768 0.3549 0.05331 2013 8 6 56510 0.1774 0.3536 0.05331 2013 8 7 56511 0.1780 0.3523 0.05317 2013 8 8 56512 0.1785 0.3510 0.05289 2013 8 9 56513 0.1791 0.3496 0.05247 2013 8 10 56514 0.1796 0.3483 0.05194 2013 8 11 56515 0.1800 0.3469 0.05136 2013 8 12 56516 0.1805 0.3456 0.05076 2013 8 13 56517 0.1809 0.3442 0.05020 2013 8 14 56518 0.1812 0.3428 0.04970 2013 8 15 56519 0.1816 0.3414 0.04927 2013 8 16 56520 0.1819 0.3400 0.04889 2013 8 17 56521 0.1822 0.3386 0.04850 2013 8 18 56522 0.1825 0.3372 0.04805 2013 8 19 56523 0.1827 0.3358 0.04746 2013 8 20 56524 0.1829 0.3344 0.04671 2013 8 21 56525 0.1831 0.3330 0.04580 2013 8 22 56526 0.1833 0.3316 0.04479 2013 8 23 56527 0.1834 0.3301 0.04378 2013 8 24 56528 0.1835 0.3287 0.04283 2013 8 25 56529 0.1836 0.3273 0.04201 2013 8 26 56530 0.1836 0.3258 0.04133 2013 8 27 56531 0.1836 0.3244 0.04081 2013 8 28 56532 0.1836 0.3230 0.04040 2013 8 29 56533 0.1835 0.3215 0.04008 2013 8 30 56534 0.1835 0.3201 0.03979 2013 8 31 56535 0.1833 0.3187 0.03950 2013 9 1 56536 0.1832 0.3172 0.03914 2013 9 2 56537 0.1830 0.3158 0.03869 2013 9 3 56538 0.1828 0.3144 0.03811 2013 9 4 56539 0.1826 0.3129 0.03739 2013 9 5 56540 0.1823 0.3115 0.03654 2013 9 6 56541 0.1820 0.3101 0.03558 2013 9 7 56542 0.1817 0.3087 0.03454 2013 9 8 56543 0.1814 0.3072 0.03349 2013 9 9 56544 0.1810 0.3058 0.03247 2013 9 10 56545 0.1806 0.3044 0.03152 2013 9 11 56546 0.1801 0.3030 0.03065 2013 9 12 56547 0.1797 0.3016 0.02984 2013 9 13 56548 0.1792 0.3003 0.02905 2013 9 14 56549 0.1786 0.2989 0.02821 2013 9 15 56550 0.1781 0.2975 0.02726 2013 9 16 56551 0.1775 0.2961 0.02616 2013 9 17 56552 0.1769 0.2948 0.02490 2013 9 18 56553 0.1762 0.2934 0.02350 2013 9 19 56554 0.1756 0.2921 0.02203 2013 9 20 56555 0.1749 0.2908 0.02058 2013 9 21 56556 0.1742 0.2895 0.01923 2013 9 22 56557 0.1734 0.2882 0.01801 2013 9 23 56558 0.1726 0.2869 0.01694 2013 9 24 56559 0.1718 0.2856 0.01602 2013 9 25 56560 0.1710 0.2843 0.01520 2013 9 26 56561 0.1701 0.2831 0.01445 2013 9 27 56562 0.1692 0.2818 0.01372 2013 9 28 56563 0.1683 0.2806 0.01295 2013 9 29 56564 0.1673 0.2794 0.01211 2013 9 30 56565 0.1664 0.2782 0.01116 2013 10 1 56566 0.1654 0.2770 0.01007 2013 10 2 56567 0.1644 0.2758 0.00885 2013 10 3 56568 0.1633 0.2747 0.00749 2013 10 4 56569 0.1622 0.2735 0.00603 2013 10 5 56570 0.1611 0.2724 0.00452 2013 10 6 56571 0.1600 0.2713 0.00302 2013 10 7 56572 0.1589 0.2702 0.00157 2013 10 8 56573 0.1577 0.2692 0.00022 2013 10 9 56574 0.1565 0.2681 -0.00104 2013 10 10 56575 0.1553 0.2671 -0.00226 2013 10 11 56576 0.1540 0.2661 -0.00348 2013 10 12 56577 0.1528 0.2651 -0.00478 2013 10 13 56578 0.1515 0.2641 -0.00618 2013 10 14 56579 0.1502 0.2631 -0.00772 2013 10 15 56580 0.1489 0.2622 -0.00938 2013 10 16 56581 0.1475 0.2613 -0.01110 2013 10 17 56582 0.1462 0.2604 -0.01284 2013 10 18 56583 0.1448 0.2595 -0.01452 2013 10 19 56584 0.1434 0.2587 -0.01608 2013 10 20 56585 0.1419 0.2579 -0.01750 2013 10 21 56586 0.1405 0.2571 -0.01878 2013 10 22 56587 0.1390 0.2563 -0.01994 2013 10 23 56588 0.1375 0.2555 -0.02102 2013 10 24 56589 0.1360 0.2548 -0.02205 2013 10 25 56590 0.1345 0.2541 -0.02308 2013 10 26 56591 0.1330 0.2534 -0.02417 2013 10 27 56592 0.1314 0.2527 -0.02533 2013 10 28 56593 0.1299 0.2521 -0.02660 2013 10 29 56594 0.1283 0.2515 -0.02800 2013 10 30 56595 0.1267 0.2509 -0.02951 2013 10 31 56596 0.1251 0.2503 -0.03112 2013 11 1 56597 0.1235 0.2498 -0.03279 2013 11 2 56598 0.1218 0.2493 -0.03446 2013 11 3 56599 0.1202 0.2488 -0.03609 2013 11 4 56600 0.1185 0.2483 -0.03763 2013 11 5 56601 0.1168 0.2479 -0.03906 2013 11 6 56602 0.1151 0.2475 -0.04041 2013 11 7 56603 0.1134 0.2471 -0.04174 2013 11 8 56604 0.1117 0.2468 -0.04310 2013 11 9 56605 0.1100 0.2464 -0.04455 2013 11 10 56606 0.1083 0.2461 -0.04610 2013 11 11 56607 0.1066 0.2459 -0.04775 2013 11 12 56608 0.1048 0.2456 -0.04946 2013 11 13 56609 0.1031 0.2454 -0.05116 2013 11 14 56610 0.1013 0.2452 -0.05281 2013 11 15 56611 0.0995 0.2451 -0.05436 2013 11 16 56612 0.0978 0.2449 -0.05578 2013 11 17 56613 0.0960 0.2448 -0.05705 2013 11 18 56614 0.0942 0.2448 -0.05818 2013 11 19 56615 0.0924 0.2447 -0.05921 2013 11 20 56616 0.0906 0.2447 -0.06018 2013 11 21 56617 0.0889 0.2447 -0.06113 2013 11 22 56618 0.0871 0.2448 -0.06211 2013 11 23 56619 0.0853 0.2448 -0.06314 2013 11 24 56620 0.0835 0.2449 -0.06426 2013 11 25 56621 0.0817 0.2451 -0.06549 2013 11 26 56622 0.0799 0.2452 -0.06682 2013 11 27 56623 0.0781 0.2454 -0.06824 2013 11 28 56624 0.0763 0.2456 -0.06972 2013 11 29 56625 0.0745 0.2459 -0.07124 2013 11 30 56626 0.0727 0.2461 -0.07273 2013 12 1 56627 0.0709 0.2464 -0.07416 2013 12 2 56628 0.0691 0.2468 -0.07550 2013 12 3 56629 0.0673 0.2471 -0.07676 2013 12 4 56630 0.0655 0.2475 -0.07796 2013 12 5 56631 0.0638 0.2479 -0.07919 2013 12 6 56632 0.0620 0.2484 -0.08049 2013 12 7 56633 0.0602 0.2489 -0.08190 2013 12 8 56634 0.0585 0.2494 -0.08340 2013 12 9 56635 0.0567 0.2499 -0.08496 2013 12 10 56636 0.0550 0.2505 -0.08650 2013 12 11 56637 0.0532 0.2510 -0.08798 2013 12 12 56638 0.0515 0.2517 -0.08935 2013 12 13 56639 0.0498 0.2523 -0.09058 2013 12 14 56640 0.0481 0.2530 -0.09166 2013 12 15 56641 0.0464 0.2537 -0.09260 2013 12 16 56642 0.0447 0.2544 -0.09342 2013 12 17 56643 0.0430 0.2552 -0.09417 2013 12 18 56644 0.0413 0.2560 -0.09489 2013 12 19 56645 0.0397 0.2568 -0.09562 2013 12 20 56646 0.0381 0.2576 -0.09639 2013 12 21 56647 0.0364 0.2585 -0.09724 2013 12 22 56648 0.0348 0.2594 -0.09817 2013 12 23 56649 0.0332 0.2603 -0.09920 2013 12 24 56650 0.0317 0.2612 -0.10032 2013 12 25 56651 0.0301 0.2622 -0.10150 2013 12 26 56652 0.0285 0.2632 -0.10272 2013 12 27 56653 0.0270 0.2642 -0.10394 2013 12 28 56654 0.0255 0.2652 -0.10512 2013 12 29 56655 0.0240 0.2663 -0.10625 2013 12 30 56656 0.0225 0.2674 -0.10730 2013 12 31 56657 0.0211 0.2685 -0.10831 2014 1 1 56658 0.0196 0.2697 -0.10935 2014 1 2 56659 0.0182 0.2708 -0.11047 2014 1 3 56660 0.0168 0.2720 -0.11172 2014 1 4 56661 0.0154 0.2733 -0.11313 2014 1 5 56662 0.0141 0.2745 -0.11465 2014 1 6 56663 0.0128 0.2758 -0.11620 2014 1 7 56664 0.0114 0.2770 -0.11772 2014 1 8 56665 0.0102 0.2783 -0.11914 2014 1 9 56666 0.0089 0.2797 -0.12043 2014 1 10 56667 0.0076 0.2810 -0.12157 2014 1 11 56668 0.0064 0.2824 -0.12257 2014 1 12 56669 0.0052 0.2838 -0.12345 2014 1 13 56670 0.0041 0.2852 -0.12425 2014 1 14 56671 0.0029 0.2866 -0.12502 2014 1 15 56672 0.0018 0.2880 -0.12582 2014 1 16 56673 0.0007 0.2895 -0.12668 2014 1 17 56674 -0.0003 0.2910 -0.12763 2014 1 18 56675 -0.0014 0.2925 -0.12867 2014 1 19 56676 -0.0024 0.2940 -0.12980 2014 1 20 56677 -0.0034 0.2956 -0.13098 2014 1 21 56678 -0.0043 0.2971 -0.13218 2014 1 22 56679 -0.0052 0.2987 -0.13337 2014 1 23 56680 -0.0061 0.3003 -0.13452 2014 1 24 56681 -0.0070 0.3019 -0.13561 2014 1 25 56682 -0.0078 0.3035 -0.13662 2014 1 26 56683 -0.0086 0.3051 -0.13755 2014 1 27 56684 -0.0094 0.3068 -0.13842 2014 1 28 56685 -0.0102 0.3084 -0.13929 2014 1 29 56686 -0.0109 0.3101 -0.14019 2014 1 30 56687 -0.0116 0.3118 -0.14121 2014 1 31 56688 -0.0122 0.3135 -0.14237 2014 2 1 56689 -0.0128 0.3152 -0.14365 2014 2 2 56690 -0.0134 0.3169 -0.14501 2014 2 3 56691 -0.0140 0.3186 -0.14638 2014 2 4 56692 -0.0145 0.3204 -0.14770 2014 2 5 56693 -0.0150 0.3221 -0.14892 2014 2 6 56694 -0.0155 0.3239 -0.14999 2014 2 7 56695 -0.0159 0.3257 -0.15093 2014 2 8 56696 -0.0163 0.3274 -0.15177 2014 2 9 56697 -0.0167 0.3292 -0.15254 2014 2 10 56698 -0.0170 0.3310 -0.15329 2014 2 11 56699 -0.0173 0.3328 -0.15403 2014 2 12 56700 -0.0175 0.3346 -0.15482 2014 2 13 56701 -0.0178 0.3364 -0.15563 2014 2 14 56702 -0.0179 0.3382 -0.15654 2014 2 15 56703 -0.0181 0.3401 -0.15763 2014 2 16 56704 -0.0182 0.3419 -0.15889 2014 2 17 56705 -0.0183 0.3437 -0.16027 2014 2 18 56706 -0.0184 0.3455 -0.16176 2014 2 19 56707 -0.0184 0.3474 -0.16331 2014 2 20 56708 -0.0184 0.3492 -0.16485 2014 2 21 56709 -0.0183 0.3510 -0.16631 2014 2 22 56710 -0.0182 0.3529 -0.16774 2014 2 23 56711 -0.0181 0.3547 -0.16911 2014 2 24 56712 -0.0179 0.3565 -0.17048 2014 2 25 56713 -0.0177 0.3584 -0.17192 2014 2 26 56714 -0.0175 0.3602 -0.17345 2014 2 27 56715 -0.0172 0.3620 -0.17514 2014 2 28 56716 -0.0169 0.3639 -0.17707 2014 3 1 56717 -0.0166 0.3657 -0.17917 2014 3 2 56718 -0.0162 0.3675 -0.18133 2014 3 3 56719 -0.0158 0.3693 -0.18349 2014 3 4 56720 -0.0154 0.3711 -0.18557 2014 3 5 56721 -0.0149 0.3730 -0.18745 2014 3 6 56722 -0.0144 0.3748 -0.18909 2014 3 7 56723 -0.0138 0.3765 -0.19052 2014 3 8 56724 -0.0133 0.3783 -0.19180 2014 3 9 56725 -0.0126 0.3801 -0.19294 2014 3 10 56726 -0.0120 0.3819 -0.19399 2014 3 11 56727 -0.0113 0.3836 -0.19500 2014 3 12 56728 -0.0106 0.3854 -0.19598 2014 3 13 56729 -0.0098 0.3871 -0.19696 2014 3 14 56730 -0.0090 0.3889 -0.19802 2014 3 15 56731 -0.0082 0.3906 -0.19928 2014 3 16 56732 -0.0074 0.3923 -0.20066 2014 3 17 56733 -0.0065 0.3940 -0.20211 2014 3 18 56734 -0.0055 0.3957 -0.20363 2014 3 19 56735 -0.0046 0.3974 -0.20514 2014 3 20 56736 -0.0036 0.3990 -0.20657 2014 3 21 56737 -0.0026 0.4007 -0.20789 2014 3 22 56738 -0.0015 0.4023 -0.20915 2014 3 23 56739 -0.0004 0.4039 -0.21033 2014 3 24 56740 0.0007 0.4055 -0.21151 2014 3 25 56741 0.0019 0.4071 -0.21271 2014 3 26 56742 0.0030 0.4086 -0.21401 2014 3 27 56743 0.0043 0.4102 -0.21544 2014 3 28 56744 0.0055 0.4117 -0.21701 2014 3 29 56745 0.0068 0.4132 -0.21864 2014 3 30 56746 0.0081 0.4147 -0.22027 2014 3 31 56747 0.0094 0.4162 -0.22181 2014 4 1 56748 0.0108 0.4176 -0.22319 2014 4 2 56749 0.0122 0.4191 -0.22445 2014 4 3 56750 0.0136 0.4205 -0.22554 2014 4 4 56751 0.0151 0.4219 -0.22653 2014 4 5 56752 0.0166 0.4233 -0.22751 2014 4 6 56753 0.0181 0.4246 -0.22843 2014 4 7 56754 0.0196 0.4259 -0.22938 2014 4 8 56755 0.0212 0.4272 -0.23037 2014 4 9 56756 0.0228 0.4285 -0.23144 2014 4 10 56757 0.0244 0.4298 -0.23259 2014 4 11 56758 0.0260 0.4310 -0.23383 2014 4 12 56759 0.0277 0.4322 -0.23518 2014 4 13 56760 0.0294 0.4334 -0.23662 2014 4 14 56761 0.0311 0.4345 -0.23808 2014 4 15 56762 0.0329 0.4357 -0.23952 2014 4 16 56763 0.0347 0.4368 -0.24088 2014 4 17 56764 0.0364 0.4378 -0.24215 2014 4 18 56765 0.0383 0.4389 -0.24335 2014 4 19 56766 0.0401 0.4399 -0.24449 2014 4 20 56767 0.0420 0.4409 -0.24561 2014 4 21 56768 0.0438 0.4419 -0.24677 2014 4 22 56769 0.0458 0.4428 -0.24809 2014 4 23 56770 0.0477 0.4437 -0.24960 2014 4 24 56771 0.0496 0.4446 -0.25129 2014 4 25 56772 0.0516 0.4455 -0.25309 2014 4 26 56773 0.0536 0.4463 -0.25496 2014 4 27 56774 0.0556 0.4471 -0.25674 2014 4 28 56775 0.0576 0.4478 -0.25835 2014 4 29 56776 0.0596 0.4485 -0.25975 2014 4 30 56777 0.0617 0.4492 -0.26097 2014 5 1 56778 0.0637 0.4499 -0.26202 2014 5 2 56779 0.0658 0.4505 -0.26292 2014 5 3 56780 0.0679 0.4511 -0.26384 2014 5 4 56781 0.0700 0.4517 -0.26479 2014 5 5 56782 0.0722 0.4523 -0.26575 2014 5 6 56783 0.0743 0.4528 -0.26679 2014 5 7 56784 0.0765 0.4532 -0.26790 2014 5 8 56785 0.0786 0.4537 -0.26914 2014 5 9 56786 0.0808 0.4541 -0.27043 2014 5 10 56787 0.0830 0.4545 -0.27171 2014 5 11 56788 0.0852 0.4548 -0.27300 2014 5 12 56789 0.0874 0.4551 -0.27430 2014 5 13 56790 0.0896 0.4554 -0.27553 2014 5 14 56791 0.0918 0.4556 -0.27665 2014 5 15 56792 0.0940 0.4558 -0.27763 2014 5 16 56793 0.0963 0.4560 -0.27857 2014 5 17 56794 0.0985 0.4561 -0.27944 2014 5 18 56795 0.1008 0.4562 -0.28030 2014 5 19 56796 0.1030 0.4563 -0.28129 2014 5 20 56797 0.1053 0.4563 -0.28242 2014 5 21 56798 0.1076 0.4563 -0.28363 2014 5 22 56799 0.1098 0.4563 -0.28489 2014 5 23 56800 0.1121 0.4562 -0.28622 2014 5 24 56801 0.1144 0.4561 -0.28751 2014 5 25 56802 0.1166 0.4559 -0.28874 2014 5 26 56803 0.1189 0.4558 -0.28981 2014 5 27 56804 0.1212 0.4555 -0.29066 2014 5 28 56805 0.1235 0.4553 -0.29127 2014 5 29 56806 0.1257 0.4550 -0.29168 2014 5 30 56807 0.1280 0.4547 -0.29201 2014 5 31 56808 0.1303 0.4543 -0.29229 2014 6 1 56809 0.1325 0.4539 -0.29259 2014 6 2 56810 0.1348 0.4535 -0.29291 2014 6 3 56811 0.1370 0.4530 -0.29328 2014 6 4 56812 0.1393 0.4525 -0.29372 2014 6 5 56813 0.1415 0.4520 -0.29424 2014 6 6 56814 0.1438 0.4514 -0.29482 2014 6 7 56815 0.1460 0.4508 -0.29549 2014 6 8 56816 0.1482 0.4502 -0.29618 2014 6 9 56817 0.1504 0.4495 -0.29687 2014 6 10 56818 0.1526 0.4488 -0.29750 2014 6 11 56819 0.1548 0.4481 -0.29805 2014 6 12 56820 0.1570 0.4473 -0.29856 2014 6 13 56821 0.1592 0.4465 -0.29905 2014 6 14 56822 0.1613 0.4457 -0.29949 2014 6 15 56823 0.1635 0.4448 -0.29998 2014 6 16 56824 0.1656 0.4439 -0.30060 2014 6 17 56825 0.1677 0.4429 -0.30139 2014 6 18 56826 0.1698 0.4420 -0.30232 2014 6 19 56827 0.1719 0.4409 -0.30329 2014 6 20 56828 0.1740 0.4399 -0.30420 2014 6 21 56829 0.1760 0.4388 -0.30507 2014 6 22 56830 0.1781 0.4377 -0.30580 2014 6 23 56831 0.1801 0.4366 -0.30638 2014 6 24 56832 0.1821 0.4354 -0.30678 2014 6 25 56833 0.1841 0.4342 -0.30701 2014 6 26 56834 0.1861 0.4330 -0.30715 2014 6 27 56835 0.1880 0.4317 -0.30724 2014 6 28 56836 0.1899 0.4304 -0.30726 2014 6 29 56837 0.1918 0.4291 -0.30730 2014 6 30 56838 0.1937 0.4277 -0.30740 2014 7 1 56839 0.1956 0.4263 -0.30757 2014 7 2 56840 0.1974 0.4249 -0.30786 2014 7 3 56841 0.1992 0.4235 -0.30825 2014 7 4 56842 0.2010 0.4220 -0.30873 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) 56455 -77.42 0.30 -13.63 0.09 56456 -77.85 0.30 -13.66 0.09 56457 -78.15 0.30 -13.67 0.09 56458 -78.08 0.12 -13.57 0.14 56459 -77.86 0.10 -13.44 0.12 56460 -77.95 0.10 -13.37 0.12 56461 -78.50 0.30 -13.34 0.09 56462 -79.21 0.30 -13.20 0.08 56463 -79.69 0.30 -13.01 0.08 56464 -79.81 0.30 -12.96 0.08 IERS Celestial Pole Offset Final Series MJD dpsi deps (msec. of arc) 56414 -74.3 -13.6 56415 -74.4 -13.5 56416 -74.3 -13.5 56417 -74.1 -13.4 56418 -74.0 -13.3 56419 -74.0 -13.2 56420 -74.2 -13.1 56421 -74.5 -13.3 56422 -74.8 -13.5 56423 -74.7 -13.7 56424 -74.5 -13.8 56425 -74.3 -13.8 56426 -74.1 -13.8 56427 -74.3 -13.9 56428 -74.6 -14.0 56429 -74.7 -14.0 56430 -74.3 -13.8 56431 -74.0 -13.7 56432 -74.3 -13.8 56433 -74.7 -13.8 56434 -75.2 -13.6 56435 -75.5 -13.2 56436 -75.6 -13.0 56437 -75.7 -13.2 56438 -75.7 -13.6 56439 -75.8 -13.8 56440 -75.8 -13.7 56441 -75.9 -13.6 56442 -76.1 -13.5 56443 -76.3 -13.4 56444 -76.5 -13.3 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 56455 0.100 0.119 -0.263 0.090 56456 0.057 0.119 -0.268 0.090 56457 0.006 0.119 -0.279 0.090 56458 -0.028 0.048 -0.278 0.140 56459 -0.050 0.040 -0.292 0.120 56460 -0.072 0.040 -0.318 0.120 56461 -0.087 0.119 -0.359 0.090 56462 -0.083 0.119 -0.372 0.080 56463 -0.052 0.119 -0.393 0.080 56464 -0.006 0.119 -0.410 0.080 IAU2000A Celestial Pole Offset Final Series MJD dX dY (msec. of arc) 56414 0.08 -0.35 56415 0.08 -0.27 56416 0.10 -0.29 56417 0.12 -0.23 56418 0.12 -0.19 56419 0.16 -0.16 56420 0.17 -0.08 56421 0.13 -0.21 56422 0.05 -0.25 56423 0.09 -0.27 56424 0.15 -0.27 56425 0.19 -0.24 56426 0.25 -0.22 56427 0.20 -0.28 56428 0.13 -0.39 56429 0.08 -0.50 56430 0.13 -0.48 56431 0.17 -0.46 56432 0.12 -0.49 56433 0.16 -0.44 56434 0.17 -0.39 56435 0.17 -0.28 56436 0.17 -0.21 56437 0.13 -0.22 56438 0.09 -0.31 56439 0.00 -0.35 56440 -0.03 -0.31 56441 -0.06 -0.34 56442 -0.08 -0.32 56443 -0.04 -0.30 56444 0.01 -0.26 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).