********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 25 November 2010 Vol. XXIII No. 047 ______________________________________________________________________ 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 11 19 55519 0.20636 .00009 0.26085 .00009 -0.110906 0.000012 10 11 20 55520 0.20559 .00009 0.25831 .00009 -0.111736 0.000012 10 11 21 55521 0.20512 .00009 0.25611 .00009 -0.112410 0.000012 10 11 22 55522 0.20480 .00009 0.25408 .00009 -0.112987 0.000010 10 11 23 55523 0.20417 .00009 0.25224 .00009 -0.113480 0.000010 10 11 24 55524 0.20285 .00009 0.25056 .00009 -0.113948 0.000010 10 11 25 55525 0.20122 .00009 0.24884 .00009 -0.114515 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 = 0.0984 + 0.0672 cos A - 0.1072 sin A + 0.0422 cos C + 0.0168 sin C y = 0.3297 - 0.0981 cos A - 0.0533 sin A + 0.0168 cos C - 0.0422 sin C UT1-UTC = -0.1197 - 0.00078 (MJD - 55533) - (UT2-UT1) where A = 2*pi*(MJD-55525)/365.25 and C = 2*pi*(MJD-55525)/435. TAI-UTC(MJD 55526) = 34.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-55525)**0.80 S t = 0.00025 (MJD-55525)**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 11 26 55526 0.1996 0.2471 -0.11527 2010 11 27 55527 0.1980 0.2453 -0.11626 2010 11 28 55528 0.1964 0.2436 -0.11746 2010 11 29 55529 0.1948 0.2420 -0.11879 2010 11 30 55530 0.1933 0.2405 -0.12017 2010 12 1 55531 0.1917 0.2391 -0.12149 2010 12 2 55532 0.1901 0.2377 -0.12267 2010 12 3 55533 0.1883 0.2364 -0.12365 2010 12 4 55534 0.1866 0.2350 -0.12439 2010 12 5 55535 0.1848 0.2337 -0.12494 2010 12 6 55536 0.1830 0.2325 -0.12538 2010 12 7 55537 0.1812 0.2312 -0.12579 2010 12 8 55538 0.1794 0.2300 -0.12623 2010 12 9 55539 0.1776 0.2289 -0.12674 2010 12 10 55540 0.1758 0.2277 -0.12737 2010 12 11 55541 0.1739 0.2266 -0.12811 2010 12 12 55542 0.1720 0.2256 -0.12895 2010 12 13 55543 0.1701 0.2245 -0.12985 2010 12 14 55544 0.1682 0.2235 -0.13074 2010 12 15 55545 0.1662 0.2225 -0.13159 2010 12 16 55546 0.1643 0.2216 -0.13236 2010 12 17 55547 0.1623 0.2207 -0.13305 2010 12 18 55548 0.1604 0.2198 -0.13363 2010 12 19 55549 0.1584 0.2190 -0.13410 2010 12 20 55550 0.1564 0.2181 -0.13449 2010 12 21 55551 0.1544 0.2174 -0.13484 2010 12 22 55552 0.1524 0.2166 -0.13525 2010 12 23 55553 0.1504 0.2159 -0.13580 2010 12 24 55554 0.1483 0.2152 -0.13656 2010 12 25 55555 0.1463 0.2145 -0.13753 2010 12 26 55556 0.1443 0.2139 -0.13870 2010 12 27 55557 0.1422 0.2133 -0.13995 2010 12 28 55558 0.1402 0.2127 -0.14118 2010 12 29 55559 0.1381 0.2122 -0.14229 2010 12 30 55560 0.1361 0.2117 -0.14322 2010 12 31 55561 0.1340 0.2112 -0.14394 2011 1 1 55562 0.1319 0.2108 -0.14446 2011 1 2 55563 0.1298 0.2104 -0.14485 2011 1 3 55564 0.1278 0.2100 -0.14518 2011 1 4 55565 0.1257 0.2097 -0.14551 2011 1 5 55566 0.1236 0.2094 -0.14590 2011 1 6 55567 0.1215 0.2091 -0.14640 2011 1 7 55568 0.1195 0.2089 -0.14700 2011 1 8 55569 0.1174 0.2086 -0.14769 2011 1 9 55570 0.1153 0.2085 -0.14842 2011 1 10 55571 0.1132 0.2083 -0.14917 2011 1 11 55572 0.1112 0.2082 -0.14988 2011 1 12 55573 0.1091 0.2081 -0.15052 2011 1 13 55574 0.1070 0.2081 -0.15106 2011 1 14 55575 0.1050 0.2081 -0.15149 2011 1 15 55576 0.1029 0.2081 -0.15180 2011 1 16 55577 0.1008 0.2081 -0.15203 2011 1 17 55578 0.0988 0.2082 -0.15223 2011 1 18 55579 0.0968 0.2083 -0.15247 2011 1 19 55580 0.0947 0.2085 -0.15285 2011 1 20 55581 0.0927 0.2086 -0.15346 2011 1 21 55582 0.0907 0.2088 -0.15432 2011 1 22 55583 0.0887 0.2091 -0.15541 2011 1 23 55584 0.0867 0.2093 -0.15665 2011 1 24 55585 0.0847 0.2096 -0.15790 2011 1 25 55586 0.0827 0.2100 -0.15904 2011 1 26 55587 0.0807 0.2103 -0.15998 2011 1 27 55588 0.0787 0.2107 -0.16068 2011 1 28 55589 0.0768 0.2111 -0.16118 2011 1 29 55590 0.0748 0.2116 -0.16154 2011 1 30 55591 0.0729 0.2121 -0.16183 2011 1 31 55592 0.0710 0.2126 -0.16213 2011 2 1 55593 0.0691 0.2131 -0.16251 2011 2 2 55594 0.0672 0.2137 -0.16301 2011 2 3 55595 0.0653 0.2143 -0.16363 2011 2 4 55596 0.0634 0.2149 -0.16438 2011 2 5 55597 0.0616 0.2155 -0.16521 2011 2 6 55598 0.0598 0.2162 -0.16610 2011 2 7 55599 0.0579 0.2169 -0.16698 2011 2 8 55600 0.0561 0.2177 -0.16781 2011 2 9 55601 0.0544 0.2184 -0.16856 2011 2 10 55602 0.0526 0.2192 -0.16922 2011 2 11 55603 0.0508 0.2200 -0.16977 2011 2 12 55604 0.0491 0.2209 -0.17023 2011 2 13 55605 0.0474 0.2218 -0.17064 2011 2 14 55606 0.0457 0.2227 -0.17106 2011 2 15 55607 0.0440 0.2236 -0.17160 2011 2 16 55608 0.0424 0.2245 -0.17232 2011 2 17 55609 0.0407 0.2255 -0.17331 2011 2 18 55610 0.0391 0.2265 -0.17458 2011 2 19 55611 0.0375 0.2275 -0.17606 2011 2 20 55612 0.0360 0.2286 -0.17764 2011 2 21 55613 0.0344 0.2296 -0.17916 2011 2 22 55614 0.0329 0.2307 -0.18050 2011 2 23 55615 0.0314 0.2319 -0.18159 2011 2 24 55616 0.0299 0.2330 -0.18243 2011 2 25 55617 0.0284 0.2342 -0.18309 2011 2 26 55618 0.0270 0.2353 -0.18364 2011 2 27 55619 0.0255 0.2365 -0.18418 2011 2 28 55620 0.0242 0.2378 -0.18479 2011 3 1 55621 0.0228 0.2390 -0.18550 2011 3 2 55622 0.0214 0.2403 -0.18634 2011 3 3 55623 0.0201 0.2416 -0.18731 2011 3 4 55624 0.0188 0.2429 -0.18838 2011 3 5 55625 0.0176 0.2442 -0.18952 2011 3 6 55626 0.0163 0.2456 -0.19069 2011 3 7 55627 0.0151 0.2469 -0.19183 2011 3 8 55628 0.0139 0.2483 -0.19291 2011 3 9 55629 0.0127 0.2497 -0.19390 2011 3 10 55630 0.0116 0.2511 -0.19479 2011 3 11 55631 0.0105 0.2526 -0.19559 2011 3 12 55632 0.0094 0.2540 -0.19634 2011 3 13 55633 0.0083 0.2555 -0.19708 2011 3 14 55634 0.0073 0.2569 -0.19783 2011 3 15 55635 0.0063 0.2584 -0.19874 2011 3 16 55636 0.0053 0.2600 -0.19988 2011 3 17 55637 0.0044 0.2615 -0.20129 2011 3 18 55638 0.0034 0.2630 -0.20296 2011 3 19 55639 0.0026 0.2646 -0.20481 2011 3 20 55640 0.0017 0.2661 -0.20669 2011 3 21 55641 0.0008 0.2677 -0.20846 2011 3 22 55642 0.0000 0.2693 -0.21000 2011 3 23 55643 -0.0007 0.2709 -0.21128 2011 3 24 55644 -0.0015 0.2725 -0.21232 2011 3 25 55645 -0.0022 0.2741 -0.21321 2011 3 26 55646 -0.0029 0.2758 -0.21404 2011 3 27 55647 -0.0036 0.2774 -0.21490 2011 3 28 55648 -0.0042 0.2791 -0.21583 2011 3 29 55649 -0.0048 0.2807 -0.21687 2011 3 30 55650 -0.0054 0.2824 -0.21801 2011 3 31 55651 -0.0059 0.2841 -0.21925 2011 4 1 55652 -0.0064 0.2858 -0.22055 2011 4 2 55653 -0.0069 0.2875 -0.22186 2011 4 3 55654 -0.0074 0.2892 -0.22314 2011 4 4 55655 -0.0078 0.2909 -0.22436 2011 4 5 55656 -0.0082 0.2926 -0.22547 2011 4 6 55657 -0.0086 0.2943 -0.22647 2011 4 7 55658 -0.0089 0.2960 -0.22735 2011 4 8 55659 -0.0092 0.2977 -0.22815 2011 4 9 55660 -0.0095 0.2995 -0.22891 2011 4 10 55661 -0.0097 0.3012 -0.22969 2011 4 11 55662 -0.0100 0.3029 -0.23056 2011 4 12 55663 -0.0102 0.3047 -0.23160 2011 4 13 55664 -0.0103 0.3064 -0.23287 2011 4 14 55665 -0.0104 0.3081 -0.23438 2011 4 15 55666 -0.0105 0.3099 -0.23610 2011 4 16 55667 -0.0106 0.3116 -0.23791 2011 4 17 55668 -0.0107 0.3134 -0.23969 2011 4 18 55669 -0.0107 0.3151 -0.24129 2011 4 19 55670 -0.0107 0.3168 -0.24266 2011 4 20 55671 -0.0106 0.3186 -0.24376 2011 4 21 55672 -0.0105 0.3203 -0.24466 2011 4 22 55673 -0.0104 0.3220 -0.24546 2011 4 23 55674 -0.0103 0.3238 -0.24624 2011 4 24 55675 -0.0101 0.3255 -0.24708 2011 4 25 55676 -0.0100 0.3272 -0.24799 2011 4 26 55677 -0.0097 0.3289 -0.24900 2011 4 27 55678 -0.0095 0.3307 -0.25007 2011 4 28 55679 -0.0092 0.3324 -0.25120 2011 4 29 55680 -0.0089 0.3341 -0.25233 2011 4 30 55681 -0.0086 0.3358 -0.25342 2011 5 1 55682 -0.0082 0.3375 -0.25444 2011 5 2 55683 -0.0078 0.3392 -0.25535 2011 5 3 55684 -0.0074 0.3408 -0.25613 2011 5 4 55685 -0.0070 0.3425 -0.25678 2011 5 5 55686 -0.0065 0.3442 -0.25732 2011 5 6 55687 -0.0060 0.3458 -0.25779 2011 5 7 55688 -0.0055 0.3475 -0.25826 2011 5 8 55689 -0.0050 0.3491 -0.25877 2011 5 9 55690 -0.0044 0.3508 -0.25941 2011 5 10 55691 -0.0038 0.3524 -0.26023 2011 5 11 55692 -0.0032 0.3540 -0.26124 2011 5 12 55693 -0.0026 0.3556 -0.26243 2011 5 13 55694 -0.0019 0.3572 -0.26374 2011 5 14 55695 -0.0012 0.3588 -0.26504 2011 5 15 55696 -0.0005 0.3603 -0.26624 2011 5 16 55697 0.0003 0.3619 -0.26722 2011 5 17 55698 0.0010 0.3634 -0.26796 2011 5 18 55699 0.0018 0.3650 -0.26847 2011 5 19 55700 0.0026 0.3665 -0.26884 2011 5 20 55701 0.0035 0.3680 -0.26914 2011 5 21 55702 0.0043 0.3695 -0.26947 2011 5 22 55703 0.0052 0.3709 -0.26987 2011 5 23 55704 0.0061 0.3724 -0.27036 2011 5 24 55705 0.0071 0.3738 -0.27090 2011 5 25 55706 0.0080 0.3753 -0.27148 2011 5 26 55707 0.0090 0.3767 -0.27206 2011 5 27 55708 0.0100 0.3781 -0.27259 2011 5 28 55709 0.0110 0.3795 -0.27303 2011 5 29 55710 0.0120 0.3808 -0.27334 2011 5 30 55711 0.0130 0.3822 -0.27350 2011 5 31 55712 0.0141 0.3835 -0.27350 2011 6 1 55713 0.0152 0.3848 -0.27336 2011 6 2 55714 0.0163 0.3861 -0.27313 2011 6 3 55715 0.0174 0.3874 -0.27285 2011 6 4 55716 0.0186 0.3887 -0.27262 2011 6 5 55717 0.0197 0.3899 -0.27250 2011 6 6 55718 0.0209 0.3912 -0.27258 2011 6 7 55719 0.0221 0.3924 -0.27287 2011 6 8 55720 0.0233 0.3936 -0.27338 2011 6 9 55721 0.0245 0.3947 -0.27405 2011 6 10 55722 0.0258 0.3959 -0.27481 2011 6 11 55723 0.0270 0.3970 -0.27555 2011 6 12 55724 0.0283 0.3981 -0.27618 2011 6 13 55725 0.0296 0.3992 -0.27666 2011 6 14 55726 0.0309 0.4003 -0.27698 2011 6 15 55727 0.0322 0.4013 -0.27718 2011 6 16 55728 0.0335 0.4024 -0.27734 2011 6 17 55729 0.0348 0.4034 -0.27753 2011 6 18 55730 0.0362 0.4043 -0.27781 2011 6 19 55731 0.0376 0.4053 -0.27818 2011 6 20 55732 0.0389 0.4063 -0.27865 2011 6 21 55733 0.0403 0.4072 -0.27915 2011 6 22 55734 0.0417 0.4081 -0.27965 2011 6 23 55735 0.0431 0.4090 -0.28010 2011 6 24 55736 0.0445 0.4098 -0.28044 2011 6 25 55737 0.0460 0.4107 -0.28066 2011 6 26 55738 0.0474 0.4115 -0.28073 2011 6 27 55739 0.0489 0.4123 -0.28064 2011 6 28 55740 0.0503 0.4130 -0.28040 2011 6 29 55741 0.0518 0.4138 -0.27999 2011 6 30 55742 0.0532 0.4145 -0.27945 2011 7 1 55743 0.0547 0.4152 -0.27885 2011 7 2 55744 0.0562 0.4159 -0.27828 2011 7 3 55745 0.0577 0.4165 -0.27788 2011 7 4 55746 0.0592 0.4172 -0.27771 2011 7 5 55747 0.0607 0.4178 -0.27779 2011 7 6 55748 0.0622 0.4183 -0.27809 2011 7 7 55749 0.0637 0.4189 -0.27849 2011 7 8 55750 0.0652 0.4194 -0.27889 2011 7 9 55751 0.0667 0.4200 -0.27922 2011 7 10 55752 0.0682 0.4205 -0.27938 2011 7 11 55753 0.0698 0.4209 -0.27936 2011 7 12 55754 0.0713 0.4214 -0.27914 2011 7 13 55755 0.0728 0.4218 -0.27876 2011 7 14 55756 0.0743 0.4222 -0.27839 2011 7 15 55757 0.0759 0.4226 -0.27809 2011 7 16 55758 0.0774 0.4229 -0.27794 2011 7 17 55759 0.0789 0.4232 -0.27792 2011 7 18 55760 0.0805 0.4235 -0.27797 2011 7 19 55761 0.0820 0.4238 -0.27810 2011 7 20 55762 0.0835 0.4241 -0.27826 2011 7 21 55763 0.0851 0.4243 -0.27840 2011 7 22 55764 0.0866 0.4245 -0.27845 2011 7 23 55765 0.0881 0.4247 -0.27840 2011 7 24 55766 0.0896 0.4249 -0.27821 2011 7 25 55767 0.0912 0.4250 -0.27787 2011 7 26 55768 0.0927 0.4252 -0.27739 2011 7 27 55769 0.0942 0.4252 -0.27685 2011 7 28 55770 0.0957 0.4253 -0.27630 2011 7 29 55771 0.0972 0.4254 -0.27587 2011 7 30 55772 0.0987 0.4254 -0.27564 2011 7 31 55773 0.1002 0.4254 -0.27561 2011 8 1 55774 0.1017 0.4254 -0.27579 2011 8 2 55775 0.1032 0.4254 -0.27613 2011 8 3 55776 0.1047 0.4253 -0.27651 2011 8 4 55777 0.1061 0.4252 -0.27680 2011 8 5 55778 0.1076 0.4251 -0.27695 2011 8 6 55779 0.1091 0.4250 -0.27693 2011 8 7 55780 0.1105 0.4248 -0.27676 2011 8 8 55781 0.1120 0.4247 -0.27650 2011 8 9 55782 0.1134 0.4245 -0.27612 2011 8 10 55783 0.1148 0.4243 -0.27561 2011 8 11 55784 0.1162 0.4240 -0.27507 2011 8 12 55785 0.1176 0.4238 -0.27462 2011 8 13 55786 0.1190 0.4235 -0.27424 2011 8 14 55787 0.1204 0.4232 -0.27388 2011 8 15 55788 0.1218 0.4229 -0.27361 2011 8 16 55789 0.1232 0.4225 -0.27340 2011 8 17 55790 0.1245 0.4222 -0.27324 2011 8 18 55791 0.1259 0.4218 -0.27308 2011 8 19 55792 0.1272 0.4214 -0.27286 2011 8 20 55793 0.1285 0.4210 -0.27258 2011 8 21 55794 0.1298 0.4206 -0.27223 2011 8 22 55795 0.1311 0.4201 -0.27172 2011 8 23 55796 0.1324 0.4196 -0.27114 2011 8 24 55797 0.1337 0.4192 -0.27055 2011 8 25 55798 0.1349 0.4186 -0.27011 2011 8 26 55799 0.1362 0.4181 -0.26999 2011 8 27 55800 0.1374 0.4176 -0.27013 2011 8 28 55801 0.1386 0.4170 -0.27061 2011 8 29 55802 0.1398 0.4164 -0.27141 2011 8 30 55803 0.1410 0.4158 -0.27232 2011 8 31 55804 0.1422 0.4152 -0.27322 2011 9 1 55805 0.1433 0.4146 -0.27408 2011 9 2 55806 0.1445 0.4139 -0.27476 2011 9 3 55807 0.1456 0.4133 -0.27526 2011 9 4 55808 0.1467 0.4126 -0.27558 2011 9 5 55809 0.1478 0.4119 -0.27576 2011 9 6 55810 0.1489 0.4112 -0.27597 2011 9 7 55811 0.1499 0.4105 -0.27624 2011 9 8 55812 0.1510 0.4097 -0.27659 2011 9 9 55813 0.1520 0.4090 -0.27706 2011 9 10 55814 0.1530 0.4082 -0.27771 2011 9 11 55815 0.1540 0.4074 -0.27846 2011 9 12 55816 0.1550 0.4066 -0.27928 2011 9 13 55817 0.1560 0.4058 -0.28019 2011 9 14 55818 0.1569 0.4050 -0.28112 2011 9 15 55819 0.1578 0.4042 -0.28198 2011 9 16 55820 0.1587 0.4033 -0.28275 2011 9 17 55821 0.1596 0.4024 -0.28341 2011 9 18 55822 0.1605 0.4016 -0.28395 2011 9 19 55823 0.1613 0.4007 -0.28436 2011 9 20 55824 0.1622 0.3998 -0.28473 2011 9 21 55825 0.1630 0.3989 -0.28510 2011 9 22 55826 0.1638 0.3980 -0.28556 2011 9 23 55827 0.1646 0.3970 -0.28618 2011 9 24 55828 0.1653 0.3961 -0.28703 2011 9 25 55829 0.1661 0.3952 -0.28814 2011 9 26 55830 0.1668 0.3942 -0.28949 2011 9 27 55831 0.1675 0.3932 -0.29105 2011 9 28 55832 0.1682 0.3923 -0.29267 2011 9 29 55833 0.1688 0.3913 -0.29419 2011 9 30 55834 0.1695 0.3903 -0.29552 2011 10 1 55835 0.1701 0.3893 -0.29663 2011 10 2 55836 0.1707 0.3883 -0.29760 2011 10 3 55837 0.1713 0.3873 -0.29846 2011 10 4 55838 0.1719 0.3862 -0.29928 2011 10 5 55839 0.1724 0.3852 -0.30012 2011 10 6 55840 0.1729 0.3842 -0.30097 2011 10 7 55841 0.1734 0.3831 -0.30190 2011 10 8 55842 0.1739 0.3821 -0.30292 2011 10 9 55843 0.1744 0.3810 -0.30397 2011 10 10 55844 0.1748 0.3800 -0.30504 2011 10 11 55845 0.1753 0.3789 -0.30613 2011 10 12 55846 0.1757 0.3779 -0.30718 2011 10 13 55847 0.1761 0.3768 -0.30811 2011 10 14 55848 0.1764 0.3757 -0.30890 2011 10 15 55849 0.1768 0.3746 -0.30955 2011 10 16 55850 0.1771 0.3736 -0.31007 2011 10 17 55851 0.1774 0.3725 -0.31057 2011 10 18 55852 0.1777 0.3714 -0.31113 2011 10 19 55853 0.1780 0.3703 -0.31178 2011 10 20 55854 0.1783 0.3692 -0.31250 2011 10 21 55855 0.1785 0.3681 -0.31341 2011 10 22 55856 0.1787 0.3670 -0.31452 2011 10 23 55857 0.1789 0.3659 -0.31585 2011 10 24 55858 0.1791 0.3648 -0.31739 2011 10 25 55859 0.1792 0.3637 -0.31897 2011 10 26 55860 0.1794 0.3626 -0.32048 2011 10 27 55861 0.1795 0.3615 -0.32182 2011 10 28 55862 0.1796 0.3604 -0.32299 2011 10 29 55863 0.1797 0.3593 -0.32394 2011 10 30 55864 0.1797 0.3583 -0.32474 2011 10 31 55865 0.1798 0.3572 -0.32550 2011 11 1 55866 0.1798 0.3561 -0.32626 2011 11 2 55867 0.1798 0.3550 -0.32705 2011 11 3 55868 0.1798 0.3539 -0.32793 2011 11 4 55869 0.1798 0.3528 -0.32886 2011 11 5 55870 0.1797 0.3517 -0.32984 2011 11 6 55871 0.1797 0.3506 -0.33085 2011 11 7 55872 0.1796 0.3496 -0.33186 2011 11 8 55873 0.1795 0.3485 -0.33290 2011 11 9 55874 0.1794 0.3474 -0.33390 2011 11 10 55875 0.1793 0.3464 -0.33482 2011 11 11 55876 0.1791 0.3453 -0.33564 2011 11 12 55877 0.1789 0.3442 -0.33641 2011 11 13 55878 0.1788 0.3432 -0.33724 2011 11 14 55879 0.1786 0.3421 -0.33809 2011 11 15 55880 0.1783 0.3411 -0.33900 2011 11 16 55881 0.1781 0.3401 -0.33998 2011 11 17 55882 0.1779 0.3390 -0.34110 2011 11 18 55883 0.1776 0.3380 -0.34240 2011 11 19 55884 0.1773 0.3370 -0.34388 2011 11 20 55885 0.1770 0.3360 -0.34549 2011 11 21 55886 0.1767 0.3350 -0.34712 2011 11 22 55887 0.1764 0.3340 -0.34865 2011 11 23 55888 0.1761 0.3330 -0.34998 2011 11 24 55889 0.1757 0.3320 -0.35104 2011 11 25 55890 0.1754 0.3310 -0.35187 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) 55506 -70.24 0.16 -8.07 0.34 55507 -69.97 0.10 -8.16 0.34 55508 -69.90 0.10 -8.06 0.34 55509 -69.89 0.74 -7.86 0.34 55510 -69.72 0.12 -7.69 0.12 55511 -69.43 0.12 -7.59 0.12 55512 -69.22 0.12 -7.55 0.12 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 55506 0.290 0.064 -0.014 0.340 55507 0.305 0.040 -0.038 0.340 55508 0.318 0.040 -0.053 0.340 55509 0.312 0.294 -0.054 0.340 55510 0.298 0.048 -0.060 0.120 55511 0.289 0.048 -0.067 0.120 55512 0.277 0.048 -0.064 0.120 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.