********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 3 November 2011 Vol. XXIV No. 044 ______________________________________________________________________ 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 10 28 55862 0.18754 .00010 0.33495 .00010 -0.350807 0.000008 11 10 29 55863 0.18763 .00010 0.33272 .00010 -0.351772 0.000009 11 10 30 55864 0.18761 .00010 0.33035 .00010 -0.352606 0.000010 11 10 31 55865 0.18733 .00011 0.32821 .00011 -0.353414 0.000009 11 11 1 55866 0.18697 .00010 0.32639 .00009 -0.354294 0.000009 11 11 2 55867 0.18687 .00010 0.32493 .00009 -0.355285 0.000009 11 11 3 55868 0.18707 .00009 0.32386 .00009 -0.356412 0.000007 IERS Final Values MJD x y UT1-UTC " " s 11 9 2 55806 0.1625 0.4198 -0.29972 11 9 3 55807 0.1639 0.4186 -0.30031 11 9 4 55808 0.1653 0.4171 -0.30067 11 9 5 55809 0.1666 0.4156 -0.30087 11 9 6 55810 0.1675 0.4144 -0.30103 11 9 7 55811 0.1686 0.4132 -0.30122 11 9 8 55812 0.1701 0.4119 -0.30150 11 9 9 55813 0.1721 0.4107 -0.30187 11 9 10 55814 0.1743 0.4094 -0.30231 11 9 11 55815 0.1762 0.4081 -0.30284 11 9 12 55816 0.1776 0.4068 -0.30343 11 9 13 55817 0.1787 0.4057 -0.30409 11 9 14 55818 0.1797 0.4046 -0.30480 11 9 15 55819 0.1806 0.4037 -0.30550 11 9 16 55820 0.1815 0.4026 -0.30612 11 9 17 55821 0.1821 0.4014 -0.30665 11 9 18 55822 0.1823 0.4002 -0.30709 11 9 19 55823 0.1822 0.3991 -0.30749 11 9 20 55824 0.1820 0.3971 -0.30791 11 9 21 55825 0.1823 0.3949 -0.30840 11 9 22 55826 0.1824 0.3930 -0.30905 11 9 23 55827 0.1824 0.3912 -0.30990 11 9 24 55828 0.1826 0.3896 -0.31102 11 9 25 55829 0.1825 0.3880 -0.31241 11 9 26 55830 0.1820 0.3863 -0.31400 11 9 27 55831 0.1813 0.3844 -0.31575 11 9 28 55832 0.1805 0.3825 -0.31752 11 9 29 55833 0.1799 0.3805 -0.31912 11 9 30 55834 0.1798 0.3787 -0.32048 11 10 1 55835 0.1800 0.3768 -0.32162 _______________________________________________________________________ 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 = 0.0888 + 0.0945 cos A - 0.0685 sin A + 0.0069 cos C + 0.0507 sin C y = 0.3330 - 0.0591 cos A - 0.0913 sin A + 0.0507 cos C - 0.0069 sin C UT1-UTC = -0.3893 - 0.00079 (MJD - 55876) - (UT2-UT1) where A = 2*pi*(MJD-55868)/365.25 and C = 2*pi*(MJD-55868)/435. TAI-UTC(MJD 55869) = 34.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-55868)**0.80 S t = 0.00025 (MJD-55868)**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 4 55869 0.1869 0.3228 -0.35777 2011 11 5 55870 0.1867 0.3220 -0.35924 2011 11 6 55871 0.1864 0.3210 -0.36069 2011 11 7 55872 0.1860 0.3200 -0.36205 2011 11 8 55873 0.1855 0.3188 -0.36329 2011 11 9 55874 0.1850 0.3176 -0.36439 2011 11 10 55875 0.1845 0.3165 -0.36534 2011 11 11 55876 0.1839 0.3153 -0.36616 2011 11 12 55877 0.1833 0.3142 -0.36690 2011 11 13 55878 0.1827 0.3132 -0.36762 2011 11 14 55879 0.1820 0.3121 -0.36839 2011 11 15 55880 0.1812 0.3110 -0.36926 2011 11 16 55881 0.1805 0.3100 -0.37019 2011 11 17 55882 0.1797 0.3089 -0.37123 2011 11 18 55883 0.1789 0.3079 -0.37241 2011 11 19 55884 0.1781 0.3068 -0.37376 2011 11 20 55885 0.1772 0.3058 -0.37523 2011 11 21 55886 0.1764 0.3048 -0.37675 2011 11 22 55887 0.1755 0.3038 -0.37822 2011 11 23 55888 0.1746 0.3028 -0.37955 2011 11 24 55889 0.1737 0.3019 -0.38067 2011 11 25 55890 0.1728 0.3009 -0.38161 2011 11 26 55891 0.1718 0.3000 -0.38242 2011 11 27 55892 0.1709 0.2990 -0.38320 2011 11 28 55893 0.1699 0.2981 -0.38403 2011 11 29 55894 0.1689 0.2972 -0.38497 2011 11 30 55895 0.1680 0.2963 -0.38604 2011 12 1 55896 0.1670 0.2955 -0.38721 2011 12 2 55897 0.1659 0.2946 -0.38844 2011 12 3 55898 0.1649 0.2938 -0.38969 2011 12 4 55899 0.1639 0.2930 -0.39091 2011 12 5 55900 0.1628 0.2922 -0.39206 2011 12 6 55901 0.1618 0.2914 -0.39312 2011 12 7 55902 0.1607 0.2906 -0.39406 2011 12 8 55903 0.1596 0.2899 -0.39488 2011 12 9 55904 0.1585 0.2892 -0.39559 2011 12 10 55905 0.1575 0.2885 -0.39623 2011 12 11 55906 0.1564 0.2878 -0.39685 2011 12 12 55907 0.1552 0.2871 -0.39749 2011 12 13 55908 0.1541 0.2864 -0.39821 2011 12 14 55909 0.1530 0.2858 -0.39906 2011 12 15 55910 0.1519 0.2852 -0.40008 2011 12 16 55911 0.1507 0.2846 -0.40126 2011 12 17 55912 0.1496 0.2840 -0.40259 2011 12 18 55913 0.1485 0.2834 -0.40398 2011 12 19 55914 0.1473 0.2829 -0.40537 2011 12 20 55915 0.1461 0.2823 -0.40665 2011 12 21 55916 0.1450 0.2818 -0.40778 2011 12 22 55917 0.1438 0.2813 -0.40872 2011 12 23 55918 0.1427 0.2809 -0.40951 2011 12 24 55919 0.1415 0.2804 -0.41021 2011 12 25 55920 0.1403 0.2800 -0.41090 2011 12 26 55921 0.1391 0.2795 -0.41166 2011 12 27 55922 0.1379 0.2791 -0.41253 2011 12 28 55923 0.1368 0.2788 -0.41351 2011 12 29 55924 0.1356 0.2784 -0.41455 2011 12 30 55925 0.1344 0.2781 -0.41563 2011 12 31 55926 0.1332 0.2777 -0.41669 2012 1 1 55927 0.1320 0.2774 -0.41768 2012 1 2 55928 0.1309 0.2772 -0.41857 2012 1 3 55929 0.1297 0.2769 -0.41934 2012 1 4 55930 0.1285 0.2766 -0.42000 2012 1 5 55931 0.1273 0.2764 -0.42055 2012 1 6 55932 0.1261 0.2762 -0.42104 2012 1 7 55933 0.1249 0.2760 -0.42150 2012 1 8 55934 0.1238 0.2758 -0.42199 2012 1 9 55935 0.1226 0.2757 -0.42258 2012 1 10 55936 0.1214 0.2755 -0.42330 2012 1 11 55937 0.1203 0.2754 -0.42421 2012 1 12 55938 0.1191 0.2753 -0.42530 2012 1 13 55939 0.1179 0.2752 -0.42654 2012 1 14 55940 0.1168 0.2752 -0.42787 2012 1 15 55941 0.1156 0.2751 -0.42919 2012 1 16 55942 0.1145 0.2751 -0.43043 2012 1 17 55943 0.1134 0.2751 -0.43151 2012 1 18 55944 0.1122 0.2751 -0.43243 2012 1 19 55945 0.1111 0.2751 -0.43320 2012 1 20 55946 0.1100 0.2752 -0.43387 2012 1 21 55947 0.1089 0.2752 -0.43453 2012 1 22 55948 0.1077 0.2753 -0.43525 2012 1 23 55949 0.1066 0.2754 -0.43609 2012 1 24 55950 0.1056 0.2755 -0.43706 2012 1 25 55951 0.1045 0.2757 -0.43815 2012 1 26 55952 0.1034 0.2758 -0.43930 2012 1 27 55953 0.1023 0.2760 -0.44047 2012 1 28 55954 0.1013 0.2762 -0.44160 2012 1 29 55955 0.1002 0.2763 -0.44265 2012 1 30 55956 0.0992 0.2766 -0.44361 2012 1 31 55957 0.0981 0.2768 -0.44445 2012 2 1 55958 0.0971 0.2770 -0.44520 2012 2 2 55959 0.0961 0.2773 -0.44587 2012 2 3 55960 0.0951 0.2776 -0.44652 2012 2 4 55961 0.0941 0.2779 -0.44717 2012 2 5 55962 0.0931 0.2782 -0.44791 2012 2 6 55963 0.0922 0.2785 -0.44879 2012 2 7 55964 0.0912 0.2788 -0.44987 2012 2 8 55965 0.0903 0.2792 -0.45116 2012 2 9 55966 0.0893 0.2795 -0.45266 2012 2 10 55967 0.0884 0.2799 -0.45429 2012 2 11 55968 0.0875 0.2803 -0.45596 2012 2 12 55969 0.0866 0.2807 -0.45756 2012 2 13 55970 0.0857 0.2811 -0.45902 2012 2 14 55971 0.0849 0.2816 -0.46030 2012 2 15 55972 0.0840 0.2820 -0.46141 2012 2 16 55973 0.0831 0.2825 -0.46241 2012 2 17 55974 0.0823 0.2829 -0.46336 2012 2 18 55975 0.0815 0.2834 -0.46435 2012 2 19 55976 0.0807 0.2839 -0.46543 2012 2 20 55977 0.0799 0.2844 -0.46660 2012 2 21 55978 0.0791 0.2850 -0.46790 2012 2 22 55979 0.0784 0.2855 -0.46928 2012 2 23 55980 0.0776 0.2860 -0.47070 2012 2 24 55981 0.0769 0.2866 -0.47211 2012 2 25 55982 0.0762 0.2871 -0.47346 2012 2 26 55983 0.0755 0.2877 -0.47470 2012 2 27 55984 0.0748 0.2883 -0.47584 2012 2 28 55985 0.0741 0.2889 -0.47686 2012 2 29 55986 0.0735 0.2895 -0.47780 2012 3 1 55987 0.0728 0.2901 -0.47867 2012 3 2 55988 0.0722 0.2907 -0.47954 2012 3 3 55989 0.0716 0.2914 -0.48046 2012 3 4 55990 0.0710 0.2920 -0.48150 2012 3 5 55991 0.0704 0.2926 -0.48271 2012 3 6 55992 0.0699 0.2933 -0.48413 2012 3 7 55993 0.0693 0.2940 -0.48577 2012 3 8 55994 0.0688 0.2946 -0.48760 2012 3 9 55995 0.0683 0.2953 -0.48952 2012 3 10 55996 0.0678 0.2960 -0.49142 2012 3 11 55997 0.0673 0.2967 -0.49321 2012 3 12 55998 0.0668 0.2974 -0.49480 2012 3 13 55999 0.0664 0.2981 -0.49620 2012 3 14 56000 0.0660 0.2988 -0.49745 2012 3 15 56001 0.0656 0.2995 -0.49862 2012 3 16 56002 0.0652 0.3003 -0.49981 2012 3 17 56003 0.0648 0.3010 -0.50106 2012 3 18 56004 0.0644 0.3017 -0.50242 2012 3 19 56005 0.0641 0.3024 -0.50390 2012 3 20 56006 0.0638 0.3032 -0.50546 2012 3 21 56007 0.0635 0.3039 -0.50707 2012 3 22 56008 0.0632 0.3047 -0.50867 2012 3 23 56009 0.0629 0.3054 -0.51023 2012 3 24 56010 0.0626 0.3062 -0.51169 2012 3 25 56011 0.0624 0.3069 -0.51304 2012 3 26 56012 0.0622 0.3077 -0.51427 2012 3 27 56013 0.0620 0.3085 -0.51540 2012 3 28 56014 0.0618 0.3092 -0.51644 2012 3 29 56015 0.0616 0.3100 -0.51745 2012 3 30 56016 0.0615 0.3108 -0.51847 2012 3 31 56017 0.0613 0.3115 -0.51956 2012 4 1 56018 0.0612 0.3123 -0.52079 2012 4 2 56019 0.0611 0.3131 -0.52219 2012 4 3 56020 0.0610 0.3139 -0.52379 2012 4 4 56021 0.0609 0.3146 -0.52559 2012 4 5 56022 0.0609 0.3154 -0.52754 2012 4 6 56023 0.0608 0.3162 -0.52952 2012 4 7 56024 0.0608 0.3169 -0.53144 2012 4 8 56025 0.0608 0.3177 -0.53319 2012 4 9 56026 0.0608 0.3185 -0.53473 2012 4 10 56027 0.0608 0.3192 -0.53607 2012 4 11 56028 0.0609 0.3200 -0.53730 2012 4 12 56029 0.0609 0.3208 -0.53849 2012 4 13 56030 0.0610 0.3215 -0.53971 2012 4 14 56031 0.0611 0.3223 -0.54102 2012 4 15 56032 0.0612 0.3230 -0.54241 2012 4 16 56033 0.0613 0.3238 -0.54386 2012 4 17 56034 0.0614 0.3245 -0.54535 2012 4 18 56035 0.0616 0.3253 -0.54683 2012 4 19 56036 0.0617 0.3260 -0.54826 2012 4 20 56037 0.0619 0.3268 -0.54960 2012 4 21 56038 0.0621 0.3275 -0.55082 2012 4 22 56039 0.0623 0.3282 -0.55192 2012 4 23 56040 0.0625 0.3290 -0.55290 2012 4 24 56041 0.0628 0.3297 -0.55379 2012 4 25 56042 0.0630 0.3304 -0.55462 2012 4 26 56043 0.0633 0.3311 -0.55545 2012 4 27 56044 0.0635 0.3318 -0.55633 2012 4 28 56045 0.0638 0.3325 -0.55730 2012 4 29 56046 0.0641 0.3332 -0.55841 2012 4 30 56047 0.0644 0.3339 -0.55971 2012 5 1 56048 0.0648 0.3346 -0.56119 2012 5 2 56049 0.0651 0.3353 -0.56285 2012 5 3 56050 0.0654 0.3359 -0.56462 2012 5 4 56051 0.0658 0.3366 -0.56640 2012 5 5 56052 0.0662 0.3372 -0.56811 2012 5 6 56053 0.0666 0.3379 -0.56966 2012 5 7 56054 0.0669 0.3385 -0.57107 2012 5 8 56055 0.0674 0.3392 -0.57237 2012 5 9 56056 0.0678 0.3398 -0.57365 2012 5 10 56057 0.0682 0.3404 -0.57498 2012 5 11 56058 0.0686 0.3410 -0.57643 2012 5 12 56059 0.0691 0.3416 -0.57798 2012 5 13 56060 0.0695 0.3422 -0.57962 2012 5 14 56061 0.0700 0.3428 -0.58127 2012 5 15 56062 0.0705 0.3434 -0.58290 2012 5 16 56063 0.0710 0.3439 -0.58444 2012 5 17 56064 0.0715 0.3445 -0.58587 2012 5 18 56065 0.0720 0.3450 -0.58715 2012 5 19 56066 0.0725 0.3456 -0.58825 2012 5 20 56067 0.0730 0.3461 -0.58917 2012 5 21 56068 0.0735 0.3466 -0.58995 2012 5 22 56069 0.0741 0.3471 -0.59060 2012 5 23 56070 0.0746 0.3476 -0.59117 2012 5 24 56071 0.0752 0.3481 -0.59170 2012 5 25 56072 0.0757 0.3486 -0.59223 2012 5 26 56073 0.0763 0.3491 -0.59280 2012 5 27 56074 0.0768 0.3495 -0.59344 2012 5 28 56075 0.0774 0.3500 -0.59418 2012 5 29 56076 0.0780 0.3504 -0.59500 2012 5 30 56077 0.0786 0.3508 -0.59587 2012 5 31 56078 0.0792 0.3513 -0.59674 2012 6 1 56079 0.0798 0.3517 -0.59753 2012 6 2 56080 0.0804 0.3521 -0.59818 2012 6 3 56081 0.0810 0.3525 -0.59864 2012 6 4 56082 0.0816 0.3528 -0.59895 2012 6 5 56083 0.0822 0.3532 -0.59914 2012 6 6 56084 0.0828 0.3536 -0.59929 2012 6 7 56085 0.0834 0.3539 -0.59946 2012 6 8 56086 0.0841 0.3542 -0.59967 2012 6 9 56087 0.0847 0.3546 -0.59993 2012 6 10 56088 0.0853 0.3549 -0.60023 2012 6 11 56089 0.0859 0.3552 -0.60058 2012 6 12 56090 0.0866 0.3555 -0.60090 2012 6 13 56091 0.0872 0.3557 -0.60117 2012 6 14 56092 0.0878 0.3560 -0.60133 2012 6 15 56093 0.0885 0.3563 -0.60135 2012 6 16 56094 0.0891 0.3565 -0.60122 2012 6 17 56095 0.0897 0.3568 -0.60101 2012 6 18 56096 0.0904 0.3570 -0.60075 2012 6 19 56097 0.0910 0.3572 -0.60051 2012 6 20 56098 0.0917 0.3574 -0.60034 2012 6 21 56099 0.0923 0.3576 -0.60026 2012 6 22 56100 0.0929 0.3578 -0.60027 2012 6 23 56101 0.0936 0.3579 -0.60040 2012 6 24 56102 0.0942 0.3581 -0.60067 2012 6 25 56103 0.0948 0.3582 -0.60108 2012 6 26 56104 0.0954 0.3584 -0.60156 2012 6 27 56105 0.0961 0.3585 -0.60199 2012 6 28 56106 0.0967 0.3586 -0.60234 2012 6 29 56107 0.0973 0.3587 -0.60257 2012 6 30 56108 0.0979 0.3588 -0.60254 2012 7 1 56109 0.0985 0.3589 -0.60232 2012 7 2 56110 0.0992 0.3590 -0.60196 2012 7 3 56111 0.0998 0.3590 -0.60157 2012 7 4 56112 0.1004 0.3591 -0.60115 2012 7 5 56113 0.1010 0.3591 -0.60079 2012 7 6 56114 0.1016 0.3592 -0.60054 2012 7 7 56115 0.1022 0.3592 -0.60042 2012 7 8 56116 0.1027 0.3592 -0.60037 2012 7 9 56117 0.1033 0.3592 -0.60031 2012 7 10 56118 0.1039 0.3592 -0.60016 2012 7 11 56119 0.1045 0.3592 -0.59990 2012 7 12 56120 0.1050 0.3592 -0.59956 2012 7 13 56121 0.1056 0.3591 -0.59920 2012 7 14 56122 0.1061 0.3591 -0.59874 2012 7 15 56123 0.1067 0.3590 -0.59819 2012 7 16 56124 0.1072 0.3590 -0.59759 2012 7 17 56125 0.1077 0.3589 -0.59698 2012 7 18 56126 0.1083 0.3588 -0.59646 2012 7 19 56127 0.1088 0.3587 -0.59608 2012 7 20 56128 0.1093 0.3586 -0.59581 2012 7 21 56129 0.1098 0.3585 -0.59568 2012 7 22 56130 0.1103 0.3584 -0.59561 2012 7 23 56131 0.1108 0.3583 -0.59564 2012 7 24 56132 0.1112 0.3582 -0.59569 2012 7 25 56133 0.1117 0.3580 -0.59567 2012 7 26 56134 0.1122 0.3579 -0.59560 2012 7 27 56135 0.1126 0.3577 -0.59542 2012 7 28 56136 0.1130 0.3576 -0.59516 2012 7 29 56137 0.1135 0.3574 -0.59483 2012 7 30 56138 0.1139 0.3572 -0.59453 2012 7 31 56139 0.1143 0.3571 -0.59431 2012 8 1 56140 0.1147 0.3569 -0.59419 2012 8 2 56141 0.1151 0.3567 -0.59415 2012 8 3 56142 0.1155 0.3565 -0.59420 2012 8 4 56143 0.1159 0.3563 -0.59435 2012 8 5 56144 0.1162 0.3561 -0.59449 2012 8 6 56145 0.1166 0.3559 -0.59457 2012 8 7 56146 0.1169 0.3556 -0.59453 2012 8 8 56147 0.1173 0.3554 -0.59436 2012 8 9 56148 0.1176 0.3552 -0.59407 2012 8 10 56149 0.1179 0.3549 -0.59365 2012 8 11 56150 0.1182 0.3547 -0.59315 2012 8 12 56151 0.1185 0.3544 -0.59259 2012 8 13 56152 0.1187 0.3542 -0.59198 2012 8 14 56153 0.1190 0.3539 -0.59145 2012 8 15 56154 0.1193 0.3537 -0.59105 2012 8 16 56155 0.1195 0.3534 -0.59080 2012 8 17 56156 0.1197 0.3532 -0.59085 2012 8 18 56157 0.1200 0.3529 -0.59110 2012 8 19 56158 0.1202 0.3526 -0.59150 2012 8 20 56159 0.1204 0.3523 -0.59196 2012 8 21 56160 0.1206 0.3521 -0.59244 2012 8 22 56161 0.1207 0.3518 -0.59286 2012 8 23 56162 0.1209 0.3515 -0.59316 2012 8 24 56163 0.1211 0.3512 -0.59330 2012 8 25 56164 0.1212 0.3509 -0.59332 2012 8 26 56165 0.1213 0.3506 -0.59329 2012 8 27 56166 0.1214 0.3504 -0.59327 2012 8 28 56167 0.1216 0.3501 -0.59330 2012 8 29 56168 0.1216 0.3498 -0.59343 2012 8 30 56169 0.1217 0.3495 -0.59365 2012 8 31 56170 0.1218 0.3492 -0.59392 2012 9 1 56171 0.1219 0.3489 -0.59430 2012 9 2 56172 0.1219 0.3486 -0.59472 2012 9 3 56173 0.1219 0.3483 -0.59516 2012 9 4 56174 0.1220 0.3480 -0.59554 2012 9 5 56175 0.1220 0.3477 -0.59584 2012 9 6 56176 0.1220 0.3474 -0.59603 2012 9 7 56177 0.1220 0.3472 -0.59612 2012 9 8 56178 0.1219 0.3469 -0.59616 2012 9 9 56179 0.1219 0.3466 -0.59614 2012 9 10 56180 0.1219 0.3463 -0.59610 2012 9 11 56181 0.1218 0.3460 -0.59611 2012 9 12 56182 0.1217 0.3457 -0.59625 2012 9 13 56183 0.1217 0.3454 -0.59654 2012 9 14 56184 0.1216 0.3452 -0.59706 2012 9 15 56185 0.1215 0.3449 -0.59778 2012 9 16 56186 0.1213 0.3446 -0.59862 2012 9 17 56187 0.1212 0.3444 -0.59955 2012 9 18 56188 0.1211 0.3441 -0.60046 2012 9 19 56189 0.1209 0.3438 -0.60131 2012 9 20 56190 0.1208 0.3436 -0.60198 2012 9 21 56191 0.1206 0.3433 -0.60249 2012 9 22 56192 0.1204 0.3431 -0.60295 2012 9 23 56193 0.1203 0.3428 -0.60335 2012 9 24 56194 0.1201 0.3426 -0.60388 2012 9 25 56195 0.1199 0.3423 -0.60451 2012 9 26 56196 0.1196 0.3421 -0.60524 2012 9 27 56197 0.1194 0.3419 -0.60601 2012 9 28 56198 0.1192 0.3416 -0.60682 2012 9 29 56199 0.1189 0.3414 -0.60766 2012 9 30 56200 0.1187 0.3412 -0.60846 2012 10 1 56201 0.1184 0.3410 -0.60918 2012 10 2 56202 0.1181 0.3408 -0.60974 2012 10 3 56203 0.1179 0.3406 -0.61021 2012 10 4 56204 0.1176 0.3404 -0.61064 2012 10 5 56205 0.1173 0.3402 -0.61099 2012 10 6 56206 0.1170 0.3401 -0.61130 2012 10 7 56207 0.1167 0.3399 -0.61157 2012 10 8 56208 0.1163 0.3397 -0.61192 2012 10 9 56209 0.1160 0.3396 -0.61243 2012 10 10 56210 0.1157 0.3394 -0.61309 2012 10 11 56211 0.1153 0.3393 -0.61398 2012 10 12 56212 0.1150 0.3391 -0.61513 2012 10 13 56213 0.1146 0.3390 -0.61650 2012 10 14 56214 0.1142 0.3389 -0.61796 2012 10 15 56215 0.1139 0.3388 -0.61942 2012 10 16 56216 0.1135 0.3387 -0.62079 2012 10 17 56217 0.1131 0.3386 -0.62198 2012 10 18 56218 0.1127 0.3385 -0.62298 2012 10 19 56219 0.1123 0.3384 -0.62388 2012 10 20 56220 0.1119 0.3383 -0.62475 2012 10 21 56221 0.1115 0.3383 -0.62568 2012 10 22 56222 0.1111 0.3382 -0.62670 2012 10 23 56223 0.1107 0.3382 -0.62780 2012 10 24 56224 0.1103 0.3381 -0.62904 2012 10 25 56225 0.1098 0.3381 -0.63033 2012 10 26 56226 0.1094 0.3381 -0.63156 2012 10 27 56227 0.1090 0.3381 -0.63273 2012 10 28 56228 0.1085 0.3381 -0.63382 2012 10 29 56229 0.1081 0.3381 -0.63483 2012 10 30 56230 0.1076 0.3381 -0.63570 2012 10 31 56231 0.1072 0.3381 -0.63647 2012 11 1 56232 0.1068 0.3381 -0.63714 2012 11 2 56233 0.1063 0.3382 -0.63779 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) 55846 -77.53 0.15 -9.43 0.04 55847 -77.63 0.15 -9.64 0.04 55848 -77.56 0.15 -9.88 0.04 55849 -77.26 0.16 -10.03 0.04 55850 -76.82 0.12 -10.12 0.06 55851 -76.50 0.13 -10.24 0.06 55852 -76.40 0.10 -10.37 0.06 55853 -76.36 0.10 -10.38 0.06 IERS Celestial Pole Offset Final Series MJD dpsi deps (msec. of arc) 55806 -79.8 -10.2 55807 -79.9 -10.3 55808 -79.7 -10.4 55809 -79.3 -10.4 55810 -78.9 -10.5 55811 -78.8 -10.6 55812 -78.9 -10.5 55813 -79.0 -10.5 55814 -79.0 -10.4 55815 -78.9 -10.2 55816 -78.9 -10.0 55817 -78.9 -9.9 55818 -79.1 -10.0 55819 -79.3 -10.2 55820 -79.2 -10.4 55821 -78.9 -10.5 55822 -78.5 -10.7 55823 -78.5 -10.9 55824 -78.8 -11.1 55825 -79.1 -11.1 55826 -79.0 -10.9 55827 -78.6 -10.8 55828 -78.3 -10.7 55829 -78.2 -10.7 55830 -78.3 -10.6 55831 -78.2 -10.2 55832 -77.7 -9.7 55833 -76.9 -9.4 55834 -76.6 -9.2 55835 -77.1 -9.1 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 55846 0.054 0.060 0.260 0.040 55847 0.072 0.060 0.233 0.040 55848 0.096 0.060 0.190 0.040 55849 0.122 0.064 0.141 0.040 55850 0.163 0.048 0.094 0.060 55851 0.208 0.052 0.053 0.060 55852 0.254 0.040 0.029 0.060 55853 0.288 0.040 0.033 0.060 IAU2000A Celestial Pole Offset Final Series MJD dX dY (msec. of arc) 55806 -0.11 0.24 55807 -0.10 0.22 55808 -0.05 0.23 55809 0.01 0.39 55810 0.06 0.41 55811 0.04 0.32 55812 -0.02 0.34 55813 -0.07 0.23 55814 -0.10 0.18 55815 -0.07 0.18 55816 -0.06 0.18 55817 0.00 0.17 55818 0.02 0.15 55819 0.02 0.16 55820 0.06 0.16 55821 0.07 0.22 55822 0.12 0.20 55823 0.12 0.23 55824 0.11 0.21 55825 0.08 0.19 55826 0.07 0.20 55827 0.07 0.13 55828 0.04 0.19 55829 0.04 0.18 55830 0.05 0.15 55831 0.18 0.37 55832 0.39 0.80 55833 0.63 1.11 55834 0.70 1.22 55835 0.59 1.11 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).