********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 24 June 2010 Vol. XXIII No. 025 ______________________________________________________________________ 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 3 June 2010 at 0000 UTC Beginning 1 January 2009: TAI-UTC(BIPM) = 34.000 000 seconds ________________________________________________________________________ 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 10 6 18 55365 0.01921 .00010 0.47641 .00009 -0.059079 0.000012 10 6 19 55366 0.02231 .00010 0.47756 .00009 -0.059731 0.000014 10 6 20 55367 0.02495 .00010 0.47843 .00009 -0.060200 0.000014 10 6 21 55368 0.02761 .00010 0.47880 .00009 -0.060419 0.000012 10 6 22 55369 0.03065 .00010 0.47890 .00009 -0.060407 0.000011 10 6 23 55370 0.03408 .00010 0.47885 .00009 -0.060144 0.000010 10 6 24 55371 0.03774 .00010 0.47912 .00009 -0.059687 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 = 0.0972 + 0.0359 cos A + 0.0904 sin A - 0.0940 cos C + 0.0420 sin C y = 0.3519 + 0.0819 cos A - 0.0344 sin A + 0.0420 cos C + 0.0940 sin C UT1-UTC = -0.0341 - 0.00085 (MJD - 55379) - (UT2-UT1) where A = 2*pi*(MJD-55371)/365.25 and C = 2*pi*(MJD-55371)/435. TAI-UTC(MJD 55372) = 34.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-55371)**0.80 S t = 0.00025 (MJD-55371)**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) 2010 6 25 55372 0.0409 0.4797 -0.05912 2010 6 26 55373 0.0439 0.4804 -0.05851 2010 6 27 55374 0.0466 0.4812 -0.05795 2010 6 28 55375 0.0492 0.4819 -0.05748 2010 6 29 55376 0.0516 0.4826 -0.05715 2010 6 30 55377 0.0539 0.4831 -0.05695 2010 7 1 55378 0.0562 0.4836 -0.05687 2010 7 2 55379 0.0584 0.4841 -0.05686 2010 7 3 55380 0.0607 0.4845 -0.05687 2010 7 4 55381 0.0630 0.4848 -0.05687 2010 7 5 55382 0.0652 0.4852 -0.05678 2010 7 6 55383 0.0675 0.4855 -0.05657 2010 7 7 55384 0.0698 0.4857 -0.05621 2010 7 8 55385 0.0720 0.4860 -0.05570 2010 7 9 55386 0.0743 0.4862 -0.05510 2010 7 10 55387 0.0765 0.4863 -0.05448 2010 7 11 55388 0.0788 0.4864 -0.05395 2010 7 12 55389 0.0810 0.4865 -0.05363 2010 7 13 55390 0.0832 0.4866 -0.05359 2010 7 14 55391 0.0855 0.4866 -0.05384 2010 7 15 55392 0.0877 0.4866 -0.05429 2010 7 16 55393 0.0899 0.4865 -0.05483 2010 7 17 55394 0.0921 0.4865 -0.05533 2010 7 18 55395 0.0943 0.4863 -0.05567 2010 7 19 55396 0.0965 0.4862 -0.05579 2010 7 20 55397 0.0987 0.4860 -0.05570 2010 7 21 55398 0.1009 0.4858 -0.05544 2010 7 22 55399 0.1031 0.4855 -0.05508 2010 7 23 55400 0.1053 0.4852 -0.05468 2010 7 24 55401 0.1074 0.4849 -0.05432 2010 7 25 55402 0.1096 0.4845 -0.05405 2010 7 26 55403 0.1117 0.4842 -0.05391 2010 7 27 55404 0.1138 0.4837 -0.05390 2010 7 28 55405 0.1159 0.4833 -0.05401 2010 7 29 55406 0.1180 0.4828 -0.05422 2010 7 30 55407 0.1201 0.4823 -0.05447 2010 7 31 55408 0.1222 0.4817 -0.05470 2010 8 1 55409 0.1242 0.4811 -0.05486 2010 8 2 55410 0.1262 0.4805 -0.05494 2010 8 3 55411 0.1283 0.4799 -0.05491 2010 8 4 55412 0.1303 0.4792 -0.05476 2010 8 5 55413 0.1323 0.4785 -0.05452 2010 8 6 55414 0.1342 0.4777 -0.05424 2010 8 7 55415 0.1362 0.4770 -0.05399 2010 8 8 55416 0.1381 0.4762 -0.05388 2010 8 9 55417 0.1400 0.4753 -0.05402 2010 8 10 55418 0.1419 0.4745 -0.05446 2010 8 11 55419 0.1438 0.4736 -0.05516 2010 8 12 55420 0.1457 0.4727 -0.05602 2010 8 13 55421 0.1475 0.4717 -0.05689 2010 8 14 55422 0.1493 0.4707 -0.05763 2010 8 15 55423 0.1511 0.4697 -0.05812 2010 8 16 55424 0.1529 0.4687 -0.05834 2010 8 17 55425 0.1547 0.4676 -0.05833 2010 8 18 55426 0.1564 0.4666 -0.05816 2010 8 19 55427 0.1581 0.4654 -0.05792 2010 8 20 55428 0.1598 0.4643 -0.05769 2010 8 21 55429 0.1614 0.4631 -0.05752 2010 8 22 55430 0.1631 0.4620 -0.05745 2010 8 23 55431 0.1647 0.4607 -0.05752 2010 8 24 55432 0.1663 0.4595 -0.05772 2010 8 25 55433 0.1678 0.4582 -0.05803 2010 8 26 55434 0.1694 0.4569 -0.05841 2010 8 27 55435 0.1709 0.4556 -0.05882 2010 8 28 55436 0.1724 0.4543 -0.05921 2010 8 29 55437 0.1738 0.4529 -0.05954 2010 8 30 55438 0.1753 0.4516 -0.05978 2010 8 31 55439 0.1767 0.4502 -0.05991 2010 9 1 55440 0.1781 0.4487 -0.05995 2010 9 2 55441 0.1794 0.4473 -0.05995 2010 9 3 55442 0.1807 0.4458 -0.05995 2010 9 4 55443 0.1820 0.4444 -0.06007 2010 9 5 55444 0.1833 0.4428 -0.06040 2010 9 6 55445 0.1845 0.4413 -0.06102 2010 9 7 55446 0.1857 0.4398 -0.06196 2010 9 8 55447 0.1869 0.4382 -0.06314 2010 9 9 55448 0.1881 0.4366 -0.06443 2010 9 10 55449 0.1892 0.4351 -0.06568 2010 9 11 55450 0.1903 0.4334 -0.06675 2010 9 12 55451 0.1913 0.4318 -0.06756 2010 9 13 55452 0.1924 0.4302 -0.06811 2010 9 14 55453 0.1934 0.4285 -0.06848 2010 9 15 55454 0.1943 0.4268 -0.06876 2010 9 16 55455 0.1953 0.4252 -0.06903 2010 9 17 55456 0.1962 0.4234 -0.06936 2010 9 18 55457 0.1971 0.4217 -0.06980 2010 9 19 55458 0.1979 0.4200 -0.07038 2010 9 20 55459 0.1987 0.4183 -0.07110 2010 9 21 55460 0.1995 0.4165 -0.07194 2010 9 22 55461 0.2003 0.4147 -0.07287 2010 9 23 55462 0.2010 0.4130 -0.07385 2010 9 24 55463 0.2017 0.4112 -0.07482 2010 9 25 55464 0.2023 0.4094 -0.07573 2010 9 26 55465 0.2029 0.4076 -0.07655 2010 9 27 55466 0.2035 0.4058 -0.07726 2010 9 28 55467 0.2041 0.4039 -0.07786 2010 9 29 55468 0.2046 0.4021 -0.07839 2010 9 30 55469 0.2051 0.4003 -0.07889 2010 10 1 55470 0.2056 0.3984 -0.07945 2010 10 2 55471 0.2060 0.3966 -0.08017 2010 10 3 55472 0.2064 0.3947 -0.08111 2010 10 4 55473 0.2068 0.3929 -0.08233 2010 10 5 55474 0.2071 0.3910 -0.08382 2010 10 6 55475 0.2074 0.3891 -0.08548 2010 10 7 55476 0.2077 0.3872 -0.08719 2010 10 8 55477 0.2079 0.3854 -0.08879 2010 10 9 55478 0.2081 0.3835 -0.09017 2010 10 10 55479 0.2083 0.3816 -0.09129 2010 10 11 55480 0.2084 0.3797 -0.09216 2010 10 12 55481 0.2085 0.3778 -0.09288 2010 10 13 55482 0.2086 0.3759 -0.09354 2010 10 14 55483 0.2086 0.3740 -0.09423 2010 10 15 55484 0.2086 0.3722 -0.09500 2010 10 16 55485 0.2086 0.3703 -0.09589 2010 10 17 55486 0.2085 0.3684 -0.09691 2010 10 18 55487 0.2085 0.3665 -0.09804 2010 10 19 55488 0.2083 0.3646 -0.09926 2010 10 20 55489 0.2082 0.3627 -0.10053 2010 10 21 55490 0.2080 0.3609 -0.10180 2010 10 22 55491 0.2078 0.3590 -0.10302 2010 10 23 55492 0.2076 0.3571 -0.10415 2010 10 24 55493 0.2073 0.3553 -0.10516 2010 10 25 55494 0.2070 0.3534 -0.10605 2010 10 26 55495 0.2066 0.3515 -0.10684 2010 10 27 55496 0.2063 0.3497 -0.10759 2010 10 28 55497 0.2059 0.3479 -0.10836 2010 10 29 55498 0.2055 0.3460 -0.10924 2010 10 30 55499 0.2050 0.3442 -0.11030 2010 10 31 55500 0.2045 0.3424 -0.11160 2010 11 1 55501 0.2040 0.3406 -0.11312 2010 11 2 55502 0.2035 0.3388 -0.11481 2010 11 3 55503 0.2029 0.3370 -0.11659 2010 11 4 55504 0.2023 0.3352 -0.11830 2010 11 5 55505 0.2017 0.3334 -0.11986 2010 11 6 55506 0.2010 0.3317 -0.12117 2010 11 7 55507 0.2003 0.3299 -0.12223 2010 11 8 55508 0.1996 0.3282 -0.12311 2010 11 9 55509 0.1989 0.3264 -0.12387 2010 11 10 55510 0.1981 0.3247 -0.12462 2010 11 11 55511 0.1974 0.3230 -0.12542 2010 11 12 55512 0.1965 0.3213 -0.12632 2010 11 13 55513 0.1957 0.3197 -0.12733 2010 11 14 55514 0.1948 0.3180 -0.12843 2010 11 15 55515 0.1939 0.3164 -0.12962 2010 11 16 55516 0.1930 0.3147 -0.13084 2010 11 17 55517 0.1921 0.3131 -0.13206 2010 11 18 55518 0.1911 0.3115 -0.13323 2010 11 19 55519 0.1901 0.3099 -0.13430 2010 11 20 55520 0.1891 0.3084 -0.13526 2010 11 21 55521 0.1881 0.3068 -0.13608 2010 11 22 55522 0.1870 0.3053 -0.13679 2010 11 23 55523 0.1859 0.3038 -0.13742 2010 11 24 55524 0.1848 0.3023 -0.13804 2010 11 25 55525 0.1837 0.3008 -0.13875 2010 11 26 55526 0.1826 0.2993 -0.13961 2010 11 27 55527 0.1814 0.2979 -0.14066 2010 11 28 55528 0.1802 0.2965 -0.14193 2010 11 29 55529 0.1790 0.2950 -0.14334 2010 11 30 55530 0.1778 0.2937 -0.14483 2010 12 1 55531 0.1765 0.2923 -0.14629 2010 12 2 55532 0.1753 0.2909 -0.14761 2010 12 3 55533 0.1740 0.2896 -0.14872 2010 12 4 55534 0.1727 0.2883 -0.14960 2010 12 5 55535 0.1714 0.2870 -0.15028 2010 12 6 55536 0.1700 0.2858 -0.15083 2010 12 7 55537 0.1687 0.2845 -0.15133 2010 12 8 55538 0.1673 0.2833 -0.15188 2010 12 9 55539 0.1659 0.2821 -0.15251 2010 12 10 55540 0.1645 0.2810 -0.15325 2010 12 11 55541 0.1631 0.2798 -0.15410 2010 12 12 55542 0.1617 0.2787 -0.15503 2010 12 13 55543 0.1602 0.2776 -0.15600 2010 12 14 55544 0.1588 0.2765 -0.15699 2010 12 15 55545 0.1573 0.2754 -0.15794 2010 12 16 55546 0.1558 0.2744 -0.15880 2010 12 17 55547 0.1543 0.2734 -0.15957 2010 12 18 55548 0.1528 0.2724 -0.16021 2010 12 19 55549 0.1513 0.2714 -0.16074 2010 12 20 55550 0.1498 0.2705 -0.16119 2010 12 21 55551 0.1482 0.2696 -0.16163 2010 12 22 55552 0.1467 0.2687 -0.16215 2010 12 23 55553 0.1451 0.2679 -0.16282 2010 12 24 55554 0.1435 0.2670 -0.16372 2010 12 25 55555 0.1420 0.2662 -0.16485 2010 12 26 55556 0.1404 0.2654 -0.16618 2010 12 27 55557 0.1388 0.2647 -0.16762 2010 12 28 55558 0.1372 0.2639 -0.16906 2010 12 29 55559 0.1356 0.2632 -0.17040 2010 12 30 55560 0.1339 0.2625 -0.17157 2010 12 31 55561 0.1323 0.2619 -0.17254 2011 1 1 55562 0.1307 0.2612 -0.17333 2011 1 2 55563 0.1291 0.2606 -0.17397 2011 1 3 55564 0.1274 0.2601 -0.17453 2011 1 4 55565 0.1258 0.2595 -0.17507 2011 1 5 55566 0.1241 0.2590 -0.17564 2011 1 6 55567 0.1225 0.2585 -0.17629 2011 1 7 55568 0.1208 0.2580 -0.17702 2011 1 8 55569 0.1192 0.2576 -0.17784 2011 1 9 55570 0.1175 0.2571 -0.17871 2011 1 10 55571 0.1159 0.2568 -0.17960 2011 1 11 55572 0.1142 0.2564 -0.18050 2011 1 12 55573 0.1125 0.2560 -0.18135 2011 1 13 55574 0.1109 0.2557 -0.18214 2011 1 14 55575 0.1092 0.2554 -0.18285 2011 1 15 55576 0.1076 0.2552 -0.18349 2011 1 16 55577 0.1059 0.2549 -0.18405 2011 1 17 55578 0.1043 0.2547 -0.18459 2011 1 18 55579 0.1026 0.2546 -0.18514 2011 1 19 55580 0.1010 0.2544 -0.18580 2011 1 20 55581 0.0993 0.2543 -0.18662 2011 1 21 55582 0.0977 0.2542 -0.18764 2011 1 22 55583 0.0961 0.2541 -0.18884 2011 1 23 55584 0.0944 0.2540 -0.19015 2011 1 24 55585 0.0928 0.2540 -0.19145 2011 1 25 55586 0.0912 0.2540 -0.19263 2011 1 26 55587 0.0896 0.2540 -0.19360 2011 1 27 55588 0.0880 0.2541 -0.19435 2011 1 28 55589 0.0864 0.2542 -0.19492 2011 1 29 55590 0.0848 0.2543 -0.19535 2011 1 30 55591 0.0832 0.2544 -0.19571 2011 1 31 55592 0.0816 0.2545 -0.19606 2011 2 1 55593 0.0800 0.2547 -0.19650 2011 2 2 55594 0.0785 0.2549 -0.19709 2011 2 3 55595 0.0769 0.2551 -0.19784 2011 2 4 55596 0.0754 0.2554 -0.19873 2011 2 5 55597 0.0738 0.2557 -0.19970 2011 2 6 55598 0.0723 0.2560 -0.20067 2011 2 7 55599 0.0708 0.2563 -0.20162 2011 2 8 55600 0.0693 0.2566 -0.20254 2011 2 9 55601 0.0678 0.2570 -0.20335 2011 2 10 55602 0.0663 0.2574 -0.20399 2011 2 11 55603 0.0649 0.2578 -0.20442 2011 2 12 55604 0.0634 0.2583 -0.20474 2011 2 13 55605 0.0620 0.2587 -0.20504 2011 2 14 55606 0.0606 0.2592 -0.20534 2011 2 15 55607 0.0591 0.2597 -0.20569 2011 2 16 55608 0.0577 0.2603 -0.20621 2011 2 17 55609 0.0564 0.2608 -0.20697 2011 2 18 55610 0.0550 0.2614 -0.20801 2011 2 19 55611 0.0536 0.2620 -0.20929 2011 2 20 55612 0.0523 0.2626 -0.21065 2011 2 21 55613 0.0510 0.2632 -0.21192 2011 2 22 55614 0.0497 0.2639 -0.21299 2011 2 23 55615 0.0484 0.2646 -0.21389 2011 2 24 55616 0.0471 0.2653 -0.21463 2011 2 25 55617 0.0458 0.2660 -0.21524 2011 2 26 55618 0.0446 0.2667 -0.21579 2011 2 27 55619 0.0434 0.2675 -0.21630 2011 2 28 55620 0.0422 0.2683 -0.21684 2011 3 1 55621 0.0410 0.2691 -0.21745 2011 3 2 55622 0.0398 0.2699 -0.21818 2011 3 3 55623 0.0387 0.2707 -0.21906 2011 3 4 55624 0.0375 0.2716 -0.22003 2011 3 5 55625 0.0364 0.2724 -0.22108 2011 3 6 55626 0.0353 0.2733 -0.22217 2011 3 7 55627 0.0342 0.2742 -0.22325 2011 3 8 55628 0.0332 0.2751 -0.22425 2011 3 9 55629 0.0321 0.2761 -0.22513 2011 3 10 55630 0.0311 0.2770 -0.22590 2011 3 11 55631 0.0301 0.2780 -0.22660 2011 3 12 55632 0.0292 0.2790 -0.22731 2011 3 13 55633 0.0282 0.2800 -0.22798 2011 3 14 55634 0.0273 0.2810 -0.22868 2011 3 15 55635 0.0264 0.2820 -0.22950 2011 3 16 55636 0.0255 0.2830 -0.23054 2011 3 17 55637 0.0246 0.2841 -0.23185 2011 3 18 55638 0.0237 0.2852 -0.23341 2011 3 19 55639 0.0229 0.2862 -0.23511 2011 3 20 55640 0.0221 0.2873 -0.23682 2011 3 21 55641 0.0213 0.2884 -0.23840 2011 3 22 55642 0.0206 0.2895 -0.23976 2011 3 23 55643 0.0198 0.2907 -0.24088 2011 3 24 55644 0.0191 0.2918 -0.24185 2011 3 25 55645 0.0184 0.2930 -0.24273 2011 3 26 55646 0.0177 0.2941 -0.24357 2011 3 27 55647 0.0171 0.2953 -0.24445 2011 3 28 55648 0.0164 0.2965 -0.24542 2011 3 29 55649 0.0158 0.2977 -0.24649 2011 3 30 55650 0.0153 0.2989 -0.24772 2011 3 31 55651 0.0147 0.3001 -0.24905 2011 4 1 55652 0.0142 0.3013 -0.25043 2011 4 2 55653 0.0136 0.3025 -0.25186 2011 4 3 55654 0.0131 0.3037 -0.25328 2011 4 4 55655 0.0127 0.3050 -0.25455 2011 4 5 55656 0.0122 0.3062 -0.25562 2011 4 6 55657 0.0118 0.3075 -0.25651 2011 4 7 55658 0.0114 0.3087 -0.25733 2011 4 8 55659 0.0110 0.3100 -0.25811 2011 4 9 55660 0.0107 0.3112 -0.25886 2011 4 10 55661 0.0103 0.3125 -0.25962 2011 4 11 55662 0.0100 0.3138 -0.26045 2011 4 12 55663 0.0097 0.3151 -0.26148 2011 4 13 55664 0.0095 0.3164 -0.26278 2011 4 14 55665 0.0092 0.3176 -0.26431 2011 4 15 55666 0.0090 0.3189 -0.26603 2011 4 16 55667 0.0088 0.3202 -0.26786 2011 4 17 55668 0.0086 0.3215 -0.26964 2011 4 18 55669 0.0085 0.3228 -0.27126 2011 4 19 55670 0.0084 0.3241 -0.27265 2011 4 20 55671 0.0083 0.3254 -0.27382 2011 4 21 55672 0.0082 0.3267 -0.27480 2011 4 22 55673 0.0081 0.3280 -0.27566 2011 4 23 55674 0.0081 0.3293 -0.27652 2011 4 24 55675 0.0081 0.3306 -0.27743 2011 4 25 55676 0.0081 0.3319 -0.27847 2011 4 26 55677 0.0081 0.3332 -0.27963 2011 4 27 55678 0.0081 0.3345 -0.28087 2011 4 28 55679 0.0082 0.3358 -0.28217 2011 4 29 55680 0.0083 0.3371 -0.28347 2011 4 30 55681 0.0084 0.3384 -0.28473 2011 5 1 55682 0.0086 0.3397 -0.28591 2011 5 2 55683 0.0087 0.3410 -0.28698 2011 5 3 55684 0.0089 0.3423 -0.28795 2011 5 4 55685 0.0091 0.3435 -0.28882 2011 5 5 55686 0.0093 0.3448 -0.28962 2011 5 6 55687 0.0096 0.3461 -0.29037 2011 5 7 55688 0.0098 0.3473 -0.29109 2011 5 8 55689 0.0101 0.3486 -0.29183 2011 5 9 55690 0.0104 0.3499 -0.29267 2011 5 10 55691 0.0107 0.3511 -0.29366 2011 5 11 55692 0.0111 0.3524 -0.29483 2011 5 12 55693 0.0114 0.3536 -0.29616 2011 5 13 55694 0.0118 0.3548 -0.29761 2011 5 14 55695 0.0122 0.3560 -0.29906 2011 5 15 55696 0.0126 0.3573 -0.30041 2011 5 16 55697 0.0130 0.3585 -0.30156 2011 5 17 55698 0.0135 0.3597 -0.30246 2011 5 18 55699 0.0140 0.3609 -0.30315 2011 5 19 55700 0.0145 0.3620 -0.30374 2011 5 20 55701 0.0150 0.3632 -0.30429 2011 5 21 55702 0.0155 0.3644 -0.30491 2011 5 22 55703 0.0160 0.3655 -0.30564 2011 5 23 55704 0.0166 0.3667 -0.30649 2011 5 24 55705 0.0172 0.3678 -0.30743 2011 5 25 55706 0.0177 0.3690 -0.30841 2011 5 26 55707 0.0184 0.3701 -0.30936 2011 5 27 55708 0.0190 0.3712 -0.31026 2011 5 28 55709 0.0196 0.3723 -0.31110 2011 5 29 55710 0.0203 0.3734 -0.31178 2011 5 30 55711 0.0209 0.3744 -0.31232 2011 5 31 55712 0.0216 0.3755 -0.31278 2011 6 1 55713 0.0223 0.3765 -0.31310 2011 6 2 55714 0.0230 0.3776 -0.31331 2011 6 3 55715 0.0238 0.3786 -0.31352 2011 6 4 55716 0.0245 0.3796 -0.31380 2011 6 5 55717 0.0253 0.3806 -0.31422 2011 6 6 55718 0.0260 0.3816 -0.31481 2011 6 7 55719 0.0268 0.3826 -0.31558 2011 6 8 55720 0.0276 0.3835 -0.31646 2011 6 9 55721 0.0284 0.3845 -0.31737 2011 6 10 55722 0.0292 0.3854 -0.31826 2011 6 11 55723 0.0300 0.3863 -0.31903 2011 6 12 55724 0.0309 0.3872 -0.31964 2011 6 13 55725 0.0317 0.3881 -0.32011 2011 6 14 55726 0.0326 0.3890 -0.32042 2011 6 15 55727 0.0334 0.3899 -0.32057 2011 6 16 55728 0.0343 0.3907 -0.32062 2011 6 17 55729 0.0352 0.3916 -0.32062 2011 6 18 55730 0.0361 0.3924 -0.32063 2011 6 19 55731 0.0370 0.3932 -0.32073 2011 6 20 55732 0.0379 0.3940 -0.32090 2011 6 21 55733 0.0389 0.3947 -0.32110 2011 6 22 55734 0.0398 0.3955 -0.32135 2011 6 23 55735 0.0407 0.3962 -0.32159 2011 6 24 55736 0.0417 0.3970 -0.32174 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) 55352 -63.36 0.12 -10.31 0.34 55353 -63.50 0.13 -10.20 0.34 55354 -63.84 0.13 -10.17 0.34 55355 -64.32 0.74 -10.22 0.34 55356 -64.76 0.74 -10.21 0.34 55357 -65.06 0.74 -10.05 0.34 55358 -65.21 0.74 -9.86 0.34 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 55352 -0.119 0.048 -0.006 0.340 55353 -0.125 0.052 0.034 0.340 55354 -0.111 0.052 0.059 0.340 55355 -0.085 0.294 0.066 0.340 55356 -0.054 0.294 0.073 0.340 55357 -0.030 0.294 0.094 0.340 55358 -0.007 0.294 0.111 0.340 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.