********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 17 November 2011 Vol. XXIV No. 046 ______________________________________________________________________ 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 = -0.4 seconds beginning 04 Nov 2011 at 0000 UTC Beginning 1 January 2009: TAI-UTC = 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 11 11 11 55876 0.18433 .00009 0.31100 .00009 -0.366225 0.000011 11 11 12 55877 0.18322 .00010 0.30929 .00009 -0.366954 0.000010 11 11 13 55878 0.18180 .00009 0.30752 .00009 -0.367634 0.000006 11 11 14 55879 0.18052 .00010 0.30586 .00009 -0.368294 0.000006 11 11 15 55880 0.17943 .00009 0.30450 .00010 -0.369001 0.000007 11 11 16 55881 0.17841 .00009 0.30332 .00009 -0.369797 0.000006 11 11 17 55882 0.17749 .00009 0.30234 .00009 -0.370748 0.000006 _______________________________________________________________________ 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 = 0.0881 + 0.0764 cos A - 0.0900 sin A + 0.0157 cos C + 0.0485 sin C y = 0.3336 - 0.0799 cos A - 0.0757 sin A + 0.0485 cos C - 0.0157 sin C UT1-UTC = -0.3964 - 0.00081 (MJD - 55890) - (UT2-UT1) where A = 2*pi*(MJD-55882)/365.25 and C = 2*pi*(MJD-55882)/435. TAI-UTC(MJD 55883) = 34.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-55882)**0.80 S t = 0.00025 (MJD-55882)**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) 2011 11 18 55883 0.1765 0.3014 -0.37195 2011 11 19 55884 0.1756 0.3005 -0.37335 2011 11 20 55885 0.1746 0.2996 -0.37487 2011 11 21 55886 0.1736 0.2987 -0.37644 2011 11 22 55887 0.1726 0.2977 -0.37795 2011 11 23 55888 0.1716 0.2967 -0.37931 2011 11 24 55889 0.1707 0.2958 -0.38049 2011 11 25 55890 0.1697 0.2949 -0.38147 2011 11 26 55891 0.1687 0.2940 -0.38229 2011 11 27 55892 0.1677 0.2931 -0.38304 2011 11 28 55893 0.1666 0.2923 -0.38384 2011 11 29 55894 0.1656 0.2914 -0.38475 2011 11 30 55895 0.1645 0.2906 -0.38575 2011 12 1 55896 0.1635 0.2898 -0.38683 2011 12 2 55897 0.1624 0.2890 -0.38795 2011 12 3 55898 0.1614 0.2882 -0.38909 2011 12 4 55899 0.1603 0.2874 -0.39021 2011 12 5 55900 0.1592 0.2867 -0.39128 2011 12 6 55901 0.1581 0.2860 -0.39226 2011 12 7 55902 0.1570 0.2853 -0.39311 2011 12 8 55903 0.1559 0.2846 -0.39383 2011 12 9 55904 0.1547 0.2839 -0.39442 2011 12 10 55905 0.1536 0.2833 -0.39493 2011 12 11 55906 0.1525 0.2826 -0.39541 2011 12 12 55907 0.1513 0.2820 -0.39590 2011 12 13 55908 0.1502 0.2814 -0.39647 2011 12 14 55909 0.1490 0.2808 -0.39716 2011 12 15 55910 0.1478 0.2803 -0.39801 2011 12 16 55911 0.1467 0.2797 -0.39904 2011 12 17 55912 0.1455 0.2792 -0.40021 2011 12 18 55913 0.1443 0.2787 -0.40149 2011 12 19 55914 0.1431 0.2782 -0.40278 2011 12 20 55915 0.1420 0.2778 -0.40400 2011 12 21 55916 0.1408 0.2773 -0.40508 2011 12 22 55917 0.1396 0.2769 -0.40600 2011 12 23 55918 0.1384 0.2765 -0.40678 2011 12 24 55919 0.1372 0.2761 -0.40748 2011 12 25 55920 0.1360 0.2757 -0.40820 2011 12 26 55921 0.1348 0.2754 -0.40900 2011 12 27 55922 0.1336 0.2751 -0.40991 2011 12 28 55923 0.1324 0.2747 -0.41093 2011 12 29 55924 0.1312 0.2744 -0.41203 2011 12 30 55925 0.1300 0.2742 -0.41315 2011 12 31 55926 0.1288 0.2739 -0.41423 2012 1 1 55927 0.1276 0.2737 -0.41525 2012 1 2 55928 0.1264 0.2735 -0.41616 2012 1 3 55929 0.1252 0.2733 -0.41694 2012 1 4 55930 0.1240 0.2731 -0.41760 2012 1 5 55931 0.1228 0.2729 -0.41814 2012 1 6 55932 0.1216 0.2728 -0.41862 2012 1 7 55933 0.1204 0.2727 -0.41907 2012 1 8 55934 0.1192 0.2726 -0.41954 2012 1 9 55935 0.1180 0.2725 -0.42011 2012 1 10 55936 0.1169 0.2724 -0.42081 2012 1 11 55937 0.1157 0.2723 -0.42170 2012 1 12 55938 0.1145 0.2723 -0.42276 2012 1 13 55939 0.1134 0.2723 -0.42398 2012 1 14 55940 0.1122 0.2723 -0.42529 2012 1 15 55941 0.1111 0.2723 -0.42659 2012 1 16 55942 0.1099 0.2724 -0.42780 2012 1 17 55943 0.1088 0.2724 -0.42886 2012 1 18 55944 0.1076 0.2725 -0.42975 2012 1 19 55945 0.1065 0.2726 -0.43050 2012 1 20 55946 0.1054 0.2727 -0.43115 2012 1 21 55947 0.1043 0.2729 -0.43180 2012 1 22 55948 0.1032 0.2730 -0.43250 2012 1 23 55949 0.1021 0.2732 -0.43332 2012 1 24 55950 0.1010 0.2733 -0.43427 2012 1 25 55951 0.0999 0.2735 -0.43534 2012 1 26 55952 0.0988 0.2738 -0.43646 2012 1 27 55953 0.0978 0.2740 -0.43761 2012 1 28 55954 0.0967 0.2742 -0.43870 2012 1 29 55955 0.0957 0.2745 -0.43973 2012 1 30 55956 0.0946 0.2748 -0.44064 2012 1 31 55957 0.0936 0.2751 -0.44144 2012 2 1 55958 0.0926 0.2754 -0.44213 2012 2 2 55959 0.0916 0.2757 -0.44274 2012 2 3 55960 0.0906 0.2761 -0.44331 2012 2 4 55961 0.0897 0.2764 -0.44389 2012 2 5 55962 0.0887 0.2768 -0.44456 2012 2 6 55963 0.0877 0.2772 -0.44536 2012 2 7 55964 0.0868 0.2776 -0.44635 2012 2 8 55965 0.0859 0.2780 -0.44756 2012 2 9 55966 0.0850 0.2784 -0.44896 2012 2 10 55967 0.0841 0.2789 -0.45049 2012 2 11 55968 0.0832 0.2793 -0.45206 2012 2 12 55969 0.0823 0.2798 -0.45356 2012 2 13 55970 0.0814 0.2803 -0.45492 2012 2 14 55971 0.0806 0.2808 -0.45610 2012 2 15 55972 0.0798 0.2813 -0.45711 2012 2 16 55973 0.0789 0.2818 -0.45802 2012 2 17 55974 0.0781 0.2823 -0.45890 2012 2 18 55975 0.0774 0.2829 -0.45982 2012 2 19 55976 0.0766 0.2834 -0.46085 2012 2 20 55977 0.0758 0.2840 -0.46201 2012 2 21 55978 0.0751 0.2846 -0.46331 2012 2 22 55979 0.0743 0.2852 -0.46471 2012 2 23 55980 0.0736 0.2858 -0.46615 2012 2 24 55981 0.0729 0.2864 -0.46759 2012 2 25 55982 0.0723 0.2870 -0.46896 2012 2 26 55983 0.0716 0.2876 -0.47024 2012 2 27 55984 0.0709 0.2883 -0.47140 2012 2 28 55985 0.0703 0.2889 -0.47247 2012 2 29 55986 0.0697 0.2896 -0.47344 2012 3 1 55987 0.0691 0.2902 -0.47437 2012 3 2 55988 0.0685 0.2909 -0.47530 2012 3 3 55989 0.0679 0.2916 -0.47629 2012 3 4 55990 0.0674 0.2923 -0.47739 2012 3 5 55991 0.0669 0.2930 -0.47861 2012 3 6 55992 0.0663 0.2937 -0.48005 2012 3 7 55993 0.0658 0.2944 -0.48171 2012 3 8 55994 0.0654 0.2951 -0.48355 2012 3 9 55995 0.0649 0.2959 -0.48549 2012 3 10 55996 0.0644 0.2966 -0.48741 2012 3 11 55997 0.0640 0.2973 -0.48921 2012 3 12 55998 0.0636 0.2981 -0.49081 2012 3 13 55999 0.0632 0.2988 -0.49223 2012 3 14 56000 0.0628 0.2996 -0.49349 2012 3 15 56001 0.0625 0.3004 -0.49467 2012 3 16 56002 0.0621 0.3011 -0.49586 2012 3 17 56003 0.0618 0.3019 -0.49713 2012 3 18 56004 0.0615 0.3027 -0.49849 2012 3 19 56005 0.0612 0.3034 -0.49997 2012 3 20 56006 0.0609 0.3042 -0.50154 2012 3 21 56007 0.0607 0.3050 -0.50315 2012 3 22 56008 0.0604 0.3058 -0.50477 2012 3 23 56009 0.0602 0.3066 -0.50633 2012 3 24 56010 0.0600 0.3074 -0.50780 2012 3 25 56011 0.0598 0.3082 -0.50916 2012 3 26 56012 0.0597 0.3090 -0.51040 2012 3 27 56013 0.0595 0.3098 -0.51154 2012 3 28 56014 0.0594 0.3106 -0.51260 2012 3 29 56015 0.0593 0.3114 -0.51362 2012 3 30 56016 0.0592 0.3122 -0.51467 2012 3 31 56017 0.0591 0.3130 -0.51578 2012 4 1 56018 0.0590 0.3138 -0.51703 2012 4 2 56019 0.0590 0.3146 -0.51845 2012 4 3 56020 0.0589 0.3154 -0.52008 2012 4 4 56021 0.0589 0.3162 -0.52192 2012 4 5 56022 0.0589 0.3170 -0.52389 2012 4 6 56023 0.0589 0.3178 -0.52591 2012 4 7 56024 0.0590 0.3186 -0.52786 2012 4 8 56025 0.0590 0.3194 -0.52965 2012 4 9 56026 0.0591 0.3202 -0.53123 2012 4 10 56027 0.0592 0.3210 -0.53262 2012 4 11 56028 0.0593 0.3217 -0.53390 2012 4 12 56029 0.0594 0.3225 -0.53513 2012 4 13 56030 0.0595 0.3233 -0.53641 2012 4 14 56031 0.0597 0.3241 -0.53777 2012 4 15 56032 0.0599 0.3249 -0.53921 2012 4 16 56033 0.0600 0.3256 -0.54073 2012 4 17 56034 0.0602 0.3264 -0.54227 2012 4 18 56035 0.0604 0.3272 -0.54381 2012 4 19 56036 0.0607 0.3279 -0.54529 2012 4 20 56037 0.0609 0.3287 -0.54668 2012 4 21 56038 0.0612 0.3294 -0.54794 2012 4 22 56039 0.0614 0.3302 -0.54908 2012 4 23 56040 0.0617 0.3309 -0.55010 2012 4 24 56041 0.0620 0.3316 -0.55102 2012 4 25 56042 0.0623 0.3324 -0.55187 2012 4 26 56043 0.0626 0.3331 -0.55271 2012 4 27 56044 0.0630 0.3338 -0.55359 2012 4 28 56045 0.0633 0.3345 -0.55455 2012 4 29 56046 0.0637 0.3352 -0.55565 2012 4 30 56047 0.0641 0.3359 -0.55691 2012 5 1 56048 0.0645 0.3366 -0.55835 2012 5 2 56049 0.0649 0.3372 -0.55993 2012 5 3 56050 0.0653 0.3379 -0.56160 2012 5 4 56051 0.0657 0.3386 -0.56326 2012 5 5 56052 0.0662 0.3392 -0.56480 2012 5 6 56053 0.0666 0.3399 -0.56615 2012 5 7 56054 0.0671 0.3405 -0.56730 2012 5 8 56055 0.0675 0.3411 -0.56830 2012 5 9 56056 0.0680 0.3418 -0.56922 2012 5 10 56057 0.0685 0.3424 -0.57015 2012 5 11 56058 0.0690 0.3430 -0.57115 2012 5 12 56059 0.0695 0.3436 -0.57222 2012 5 13 56060 0.0701 0.3442 -0.57337 2012 5 14 56061 0.0706 0.3447 -0.57454 2012 5 15 56062 0.0711 0.3453 -0.57569 2012 5 16 56063 0.0717 0.3459 -0.57680 2012 5 17 56064 0.0723 0.3464 -0.57782 2012 5 18 56065 0.0728 0.3469 -0.57874 2012 5 19 56066 0.0734 0.3475 -0.57955 2012 5 20 56067 0.0740 0.3480 -0.58025 2012 5 21 56068 0.0746 0.3485 -0.58088 2012 5 22 56069 0.0752 0.3490 -0.58146 2012 5 23 56070 0.0758 0.3495 -0.58206 2012 5 24 56071 0.0764 0.3499 -0.58270 2012 5 25 56072 0.0770 0.3504 -0.58344 2012 5 26 56073 0.0777 0.3509 -0.58431 2012 5 27 56074 0.0783 0.3513 -0.58533 2012 5 28 56075 0.0789 0.3517 -0.58650 2012 5 29 56076 0.0796 0.3521 -0.58782 2012 5 30 56077 0.0802 0.3525 -0.58923 2012 5 31 56078 0.0809 0.3529 -0.59067 2012 6 1 56079 0.0815 0.3533 -0.59205 2012 6 2 56080 0.0822 0.3537 -0.59328 2012 6 3 56081 0.0829 0.3541 -0.59433 2012 6 4 56082 0.0835 0.3544 -0.59520 2012 6 5 56083 0.0842 0.3547 -0.59594 2012 6 6 56084 0.0849 0.3551 -0.59666 2012 6 7 56085 0.0856 0.3554 -0.59742 2012 6 8 56086 0.0863 0.3557 -0.59826 2012 6 9 56087 0.0869 0.3560 -0.59918 2012 6 10 56088 0.0876 0.3563 -0.60014 2012 6 11 56089 0.0883 0.3565 -0.60108 2012 6 12 56090 0.0890 0.3568 -0.60193 2012 6 13 56091 0.0897 0.3570 -0.60265 2012 6 14 56092 0.0904 0.3573 -0.60321 2012 6 15 56093 0.0911 0.3575 -0.60360 2012 6 16 56094 0.0918 0.3577 -0.60382 2012 6 17 56095 0.0925 0.3579 -0.60389 2012 6 18 56096 0.0932 0.3581 -0.60383 2012 6 19 56097 0.0939 0.3582 -0.60367 2012 6 20 56098 0.0945 0.3584 -0.60346 2012 6 21 56099 0.0952 0.3586 -0.60325 2012 6 22 56100 0.0959 0.3587 -0.60310 2012 6 23 56101 0.0966 0.3588 -0.60307 2012 6 24 56102 0.0973 0.3589 -0.60315 2012 6 25 56103 0.0980 0.3590 -0.60336 2012 6 26 56104 0.0987 0.3591 -0.60366 2012 6 27 56105 0.0993 0.3592 -0.60399 2012 6 28 56106 0.1000 0.3593 -0.60427 2012 6 29 56107 0.1007 0.3593 -0.60442 2012 6 30 56108 0.1013 0.3594 -0.60442 2012 7 1 56109 0.1020 0.3594 -0.60432 2012 7 2 56110 0.1027 0.3595 -0.60414 2012 7 3 56111 0.1033 0.3595 -0.60389 2012 7 4 56112 0.1040 0.3595 -0.60365 2012 7 5 56113 0.1046 0.3595 -0.60346 2012 7 6 56114 0.1053 0.3594 -0.60332 2012 7 7 56115 0.1059 0.3594 -0.60324 2012 7 8 56116 0.1065 0.3594 -0.60320 2012 7 9 56117 0.1072 0.3593 -0.60321 2012 7 10 56118 0.1078 0.3593 -0.60317 2012 7 11 56119 0.1084 0.3592 -0.60306 2012 7 12 56120 0.1090 0.3591 -0.60283 2012 7 13 56121 0.1096 0.3590 -0.60246 2012 7 14 56122 0.1102 0.3589 -0.60196 2012 7 15 56123 0.1108 0.3588 -0.60143 2012 7 16 56124 0.1113 0.3587 -0.60088 2012 7 17 56125 0.1119 0.3586 -0.60040 2012 7 18 56126 0.1125 0.3584 -0.60004 2012 7 19 56127 0.1130 0.3583 -0.59984 2012 7 20 56128 0.1136 0.3581 -0.59975 2012 7 21 56129 0.1141 0.3580 -0.59983 2012 7 22 56130 0.1146 0.3578 -0.60003 2012 7 23 56131 0.1151 0.3576 -0.60038 2012 7 24 56132 0.1156 0.3574 -0.60073 2012 7 25 56133 0.1161 0.3572 -0.60100 2012 7 26 56134 0.1166 0.3570 -0.60112 2012 7 27 56135 0.1171 0.3568 -0.60111 2012 7 28 56136 0.1176 0.3566 -0.60085 2012 7 29 56137 0.1180 0.3563 -0.60044 2012 7 30 56138 0.1185 0.3561 -0.59997 2012 7 31 56139 0.1189 0.3559 -0.59953 2012 8 1 56140 0.1194 0.3556 -0.59913 2012 8 2 56141 0.1198 0.3554 -0.59882 2012 8 3 56142 0.1202 0.3551 -0.59863 2012 8 4 56143 0.1206 0.3548 -0.59857 2012 8 5 56144 0.1210 0.3545 -0.59857 2012 8 6 56145 0.1213 0.3543 -0.59855 2012 8 7 56146 0.1217 0.3540 -0.59842 2012 8 8 56147 0.1221 0.3537 -0.59819 2012 8 9 56148 0.1224 0.3534 -0.59789 2012 8 10 56149 0.1227 0.3531 -0.59759 2012 8 11 56150 0.1231 0.3528 -0.59722 2012 8 12 56151 0.1234 0.3525 -0.59680 2012 8 13 56152 0.1237 0.3521 -0.59638 2012 8 14 56153 0.1239 0.3518 -0.59599 2012 8 15 56154 0.1242 0.3515 -0.59576 2012 8 16 56155 0.1245 0.3512 -0.59569 2012 8 17 56156 0.1247 0.3508 -0.59578 2012 8 18 56157 0.1249 0.3505 -0.59603 2012 8 19 56158 0.1252 0.3502 -0.59634 2012 8 20 56159 0.1254 0.3498 -0.59672 2012 8 21 56160 0.1256 0.3495 -0.59708 2012 8 22 56161 0.1257 0.3491 -0.59732 2012 8 23 56162 0.1259 0.3488 -0.59747 2012 8 24 56163 0.1261 0.3484 -0.59750 2012 8 25 56164 0.1262 0.3481 -0.59747 2012 8 26 56165 0.1264 0.3477 -0.59743 2012 8 27 56166 0.1265 0.3474 -0.59749 2012 8 28 56167 0.1266 0.3470 -0.59767 2012 8 29 56168 0.1267 0.3466 -0.59798 2012 8 30 56169 0.1268 0.3463 -0.59838 2012 8 31 56170 0.1268 0.3459 -0.59886 2012 9 1 56171 0.1269 0.3456 -0.59941 2012 9 2 56172 0.1269 0.3452 -0.59994 2012 9 3 56173 0.1270 0.3448 -0.60039 2012 9 4 56174 0.1270 0.3445 -0.60072 2012 9 5 56175 0.1270 0.3441 -0.60091 2012 9 6 56176 0.1270 0.3438 -0.60099 2012 9 7 56177 0.1270 0.3434 -0.60098 2012 9 8 56178 0.1270 0.3430 -0.60091 2012 9 9 56179 0.1269 0.3427 -0.60081 2012 9 10 56180 0.1269 0.3423 -0.60071 2012 9 11 56181 0.1268 0.3420 -0.60072 2012 9 12 56182 0.1267 0.3416 -0.60089 2012 9 13 56183 0.1266 0.3413 -0.60124 2012 9 14 56184 0.1265 0.3409 -0.60190 2012 9 15 56185 0.1264 0.3406 -0.60275 2012 9 16 56186 0.1263 0.3403 -0.60375 2012 9 17 56187 0.1261 0.3399 -0.60476 2012 9 18 56188 0.1260 0.3396 -0.60575 2012 9 19 56189 0.1258 0.3393 -0.60664 2012 9 20 56190 0.1257 0.3389 -0.60739 2012 9 21 56191 0.1255 0.3386 -0.60797 2012 9 22 56192 0.1253 0.3383 -0.60847 2012 9 23 56193 0.1251 0.3380 -0.60896 2012 9 24 56194 0.1248 0.3377 -0.60950 2012 9 25 56195 0.1246 0.3374 -0.61011 2012 9 26 56196 0.1244 0.3371 -0.61082 2012 9 27 56197 0.1241 0.3368 -0.61158 2012 9 28 56198 0.1239 0.3365 -0.61235 2012 9 29 56199 0.1236 0.3362 -0.61318 2012 9 30 56200 0.1233 0.3360 -0.61403 2012 10 1 56201 0.1230 0.3357 -0.61487 2012 10 2 56202 0.1227 0.3354 -0.61563 2012 10 3 56203 0.1224 0.3352 -0.61631 2012 10 4 56204 0.1221 0.3349 -0.61690 2012 10 5 56205 0.1218 0.3347 -0.61740 2012 10 6 56206 0.1214 0.3344 -0.61787 2012 10 7 56207 0.1211 0.3342 -0.61831 2012 10 8 56208 0.1207 0.3340 -0.61875 2012 10 9 56209 0.1204 0.3338 -0.61926 2012 10 10 56210 0.1200 0.3336 -0.61990 2012 10 11 56211 0.1196 0.3334 -0.62070 2012 10 12 56212 0.1192 0.3332 -0.62171 2012 10 13 56213 0.1188 0.3330 -0.62290 2012 10 14 56214 0.1184 0.3328 -0.62417 2012 10 15 56215 0.1180 0.3327 -0.62547 2012 10 16 56216 0.1176 0.3325 -0.62673 2012 10 17 56217 0.1172 0.3323 -0.62789 2012 10 18 56218 0.1168 0.3322 -0.62888 2012 10 19 56219 0.1163 0.3321 -0.62971 2012 10 20 56220 0.1159 0.3320 -0.63053 2012 10 21 56221 0.1154 0.3318 -0.63133 2012 10 22 56222 0.1150 0.3317 -0.63226 2012 10 23 56223 0.1145 0.3316 -0.63330 2012 10 24 56224 0.1140 0.3315 -0.63440 2012 10 25 56225 0.1136 0.3315 -0.63547 2012 10 26 56226 0.1131 0.3314 -0.63653 2012 10 27 56227 0.1126 0.3313 -0.63756 2012 10 28 56228 0.1121 0.3313 -0.63851 2012 10 29 56229 0.1117 0.3313 -0.63934 2012 10 30 56230 0.1112 0.3312 -0.64000 2012 10 31 56231 0.1107 0.3312 -0.64058 2012 11 1 56232 0.1102 0.3312 -0.64112 2012 11 2 56233 0.1097 0.3312 -0.64160 2012 11 3 56234 0.1092 0.3312 -0.64207 2012 11 4 56235 0.1087 0.3312 -0.64251 2012 11 5 56236 0.1082 0.3313 -0.64304 2012 11 6 56237 0.1077 0.3313 -0.64374 2012 11 7 56238 0.1071 0.3314 -0.64457 2012 11 8 56239 0.1066 0.3314 -0.64562 2012 11 9 56240 0.1061 0.3315 -0.64689 2012 11 10 56241 0.1056 0.3316 -0.64834 2012 11 11 56242 0.1051 0.3317 -0.64982 2012 11 12 56243 0.1046 0.3318 -0.65127 2012 11 13 56244 0.1041 0.3319 -0.65260 2012 11 14 56245 0.1036 0.3320 -0.65374 2012 11 15 56246 0.1031 0.3321 -0.65471 2012 11 16 56247 0.1025 0.3323 -0.65561 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) 55860 -76.02 0.10 -9.53 0.06 55861 -75.57 0.10 -9.63 0.06 55862 -75.10 0.10 -9.59 0.06 55863 -75.06 0.13 -9.31 0.02 55864 -75.43 0.13 -9.00 0.02 55865 -75.66 0.13 -8.95 0.02 55866 -75.38 0.30 -9.16 0.01 55867 -74.82 0.30 -9.33 0.01 55868 -74.43 0.30 -9.26 0.01 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 55860 0.110 0.040 0.225 0.060 55861 0.064 0.040 0.248 0.060 55862 0.040 0.040 0.224 0.060 55863 0.064 0.052 0.172 0.020 55864 0.109 0.052 0.171 0.020 55865 0.137 0.052 0.230 0.020 55866 0.140 0.119 0.271 0.010 55867 0.147 0.119 0.269 0.010 55868 0.173 0.119 0.266 0.010 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).