********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 16 January 2014 Vol. XXVII No. 003 ______________________________________________________________________ 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 21 Nov 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 * * * * There will NOT be a leap second introduced in UTC on * * 30 June 2014. * *********************************************************************** ________________________________________________________________________ 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 14 1 10 56667 0.03349 .00009 0.32641 .00010 -0.108099 0.000013 14 1 11 56668 0.03276 .00009 0.32780 .00009 -0.108848 0.000014 14 1 12 56669 0.03162 .00009 0.32896 .00009 -0.109453 0.000011 14 1 13 56670 0.03038 .00009 0.32995 .00009 -0.110025 0.000007 14 1 14 56671 0.02944 .00009 0.33075 .00009 -0.110587 0.000005 14 1 15 56672 0.02853 .00009 0.33171 .00009 -0.111176 0.000004 14 1 16 56673 0.02739 .00009 0.33269 .00009 -0.111845 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 = 0.0987 - 0.0963 cos A - 0.0597 sin A + 0.0195 cos C + 0.0465 sin C y = 0.3429 - 0.0588 cos A + 0.0884 sin A + 0.0465 cos C - 0.0195 sin C UT1-UTC = -0.1219 - 0.00105 (MJD - 56681) - (UT2-UT1) where A = 2*pi*(MJD-56673)/365.25 and C = 2*pi*(MJD-56673)/435. TAI-UTC(MJD 56674) = 35.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-56673)**0.80 S t = 0.00025 (MJD-56673)**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) 2014 1 17 56674 0.0265 0.3337 -0.11261 2014 1 18 56675 0.0256 0.3346 -0.11350 2014 1 19 56676 0.0249 0.3356 -0.11451 2014 1 20 56677 0.0241 0.3366 -0.11562 2014 1 21 56678 0.0235 0.3377 -0.11678 2014 1 22 56679 0.0230 0.3388 -0.11796 2014 1 23 56680 0.0224 0.3399 -0.11912 2014 1 24 56681 0.0219 0.3410 -0.12024 2014 1 25 56682 0.0214 0.3422 -0.12132 2014 1 26 56683 0.0209 0.3433 -0.12237 2014 1 27 56684 0.0205 0.3445 -0.12341 2014 1 28 56685 0.0201 0.3457 -0.12445 2014 1 29 56686 0.0197 0.3469 -0.12555 2014 1 30 56687 0.0194 0.3482 -0.12675 2014 1 31 56688 0.0191 0.3494 -0.12809 2014 2 1 56689 0.0188 0.3507 -0.12958 2014 2 2 56690 0.0185 0.3519 -0.13114 2014 2 3 56691 0.0183 0.3532 -0.13271 2014 2 4 56692 0.0181 0.3545 -0.13421 2014 2 5 56693 0.0179 0.3557 -0.13559 2014 2 6 56694 0.0178 0.3570 -0.13685 2014 2 7 56695 0.0177 0.3583 -0.13799 2014 2 8 56696 0.0177 0.3596 -0.13903 2014 2 9 56697 0.0176 0.3609 -0.13998 2014 2 10 56698 0.0176 0.3622 -0.14089 2014 2 11 56699 0.0176 0.3635 -0.14179 2014 2 12 56700 0.0177 0.3648 -0.14271 2014 2 13 56701 0.0178 0.3661 -0.14370 2014 2 14 56702 0.0179 0.3674 -0.14477 2014 2 15 56703 0.0180 0.3687 -0.14595 2014 2 16 56704 0.0182 0.3701 -0.14721 2014 2 17 56705 0.0184 0.3714 -0.14855 2014 2 18 56706 0.0186 0.3727 -0.14995 2014 2 19 56707 0.0189 0.3740 -0.15135 2014 2 20 56708 0.0192 0.3753 -0.15274 2014 2 21 56709 0.0195 0.3766 -0.15408 2014 2 22 56710 0.0198 0.3779 -0.15536 2014 2 23 56711 0.0202 0.3792 -0.15658 2014 2 24 56712 0.0206 0.3805 -0.15779 2014 2 25 56713 0.0210 0.3818 -0.15904 2014 2 26 56714 0.0215 0.3831 -0.16041 2014 2 27 56715 0.0220 0.3844 -0.16193 2014 2 28 56716 0.0225 0.3857 -0.16362 2014 3 1 56717 0.0231 0.3870 -0.16545 2014 3 2 56718 0.0236 0.3883 -0.16735 2014 3 3 56719 0.0242 0.3895 -0.16922 2014 3 4 56720 0.0249 0.3908 -0.17097 2014 3 5 56721 0.0255 0.3920 -0.17256 2014 3 6 56722 0.0262 0.3933 -0.17398 2014 3 7 56723 0.0269 0.3945 -0.17525 2014 3 8 56724 0.0277 0.3958 -0.17640 2014 3 9 56725 0.0285 0.3970 -0.17748 2014 3 10 56726 0.0293 0.3982 -0.17853 2014 3 11 56727 0.0301 0.3994 -0.17960 2014 3 12 56728 0.0309 0.4006 -0.18073 2014 3 13 56729 0.0318 0.4018 -0.18194 2014 3 14 56730 0.0327 0.4029 -0.18325 2014 3 15 56731 0.0337 0.4041 -0.18466 2014 3 16 56732 0.0346 0.4052 -0.18616 2014 3 17 56733 0.0356 0.4064 -0.18772 2014 3 18 56734 0.0366 0.4075 -0.18931 2014 3 19 56735 0.0377 0.4086 -0.19088 2014 3 20 56736 0.0387 0.4097 -0.19240 2014 3 21 56737 0.0398 0.4108 -0.19385 2014 3 22 56738 0.0409 0.4118 -0.19522 2014 3 23 56739 0.0421 0.4129 -0.19654 2014 3 24 56740 0.0432 0.4139 -0.19786 2014 3 25 56741 0.0444 0.4150 -0.19926 2014 3 26 56742 0.0456 0.4160 -0.20079 2014 3 27 56743 0.0469 0.4169 -0.20247 2014 3 28 56744 0.0481 0.4179 -0.20431 2014 3 29 56745 0.0494 0.4189 -0.20626 2014 3 30 56746 0.0507 0.4198 -0.20823 2014 3 31 56747 0.0521 0.4207 -0.21015 2014 4 1 56748 0.0534 0.4216 -0.21195 2014 4 2 56749 0.0548 0.4225 -0.21357 2014 4 3 56750 0.0562 0.4234 -0.21503 2014 4 4 56751 0.0576 0.4242 -0.21635 2014 4 5 56752 0.0590 0.4250 -0.21757 2014 4 6 56753 0.0605 0.4258 -0.21873 2014 4 7 56754 0.0620 0.4266 -0.21989 2014 4 8 56755 0.0635 0.4274 -0.22107 2014 4 9 56756 0.0650 0.4281 -0.22232 2014 4 10 56757 0.0665 0.4288 -0.22366 2014 4 11 56758 0.0681 0.4295 -0.22510 2014 4 12 56759 0.0696 0.4302 -0.22662 2014 4 13 56760 0.0712 0.4309 -0.22821 2014 4 14 56761 0.0728 0.4315 -0.22984 2014 4 15 56762 0.0745 0.4321 -0.23146 2014 4 16 56763 0.0761 0.4327 -0.23304 2014 4 17 56764 0.0778 0.4332 -0.23453 2014 4 18 56765 0.0794 0.4338 -0.23594 2014 4 19 56766 0.0811 0.4343 -0.23727 2014 4 20 56767 0.0828 0.4348 -0.23857 2014 4 21 56768 0.0845 0.4352 -0.23991 2014 4 22 56769 0.0863 0.4357 -0.24133 2014 4 23 56770 0.0880 0.4361 -0.24288 2014 4 24 56771 0.0898 0.4365 -0.24455 2014 4 25 56772 0.0916 0.4368 -0.24632 2014 4 26 56773 0.0933 0.4372 -0.24813 2014 4 27 56774 0.0951 0.4375 -0.24991 2014 4 28 56775 0.0969 0.4377 -0.25159 2014 4 29 56776 0.0987 0.4380 -0.25312 2014 4 30 56777 0.1006 0.4382 -0.25449 2014 5 1 56778 0.1024 0.4384 -0.25570 2014 5 2 56779 0.1043 0.4386 -0.25678 2014 5 3 56780 0.1061 0.4387 -0.25778 2014 5 4 56781 0.1080 0.4389 -0.25875 2014 5 5 56782 0.1098 0.4390 -0.25969 2014 5 6 56783 0.1117 0.4390 -0.26067 2014 5 7 56784 0.1136 0.4391 -0.26172 2014 5 8 56785 0.1155 0.4391 -0.26284 2014 5 9 56786 0.1174 0.4390 -0.26403 2014 5 10 56787 0.1193 0.4390 -0.26529 2014 5 11 56788 0.1212 0.4389 -0.26658 2014 5 12 56789 0.1231 0.4388 -0.26787 2014 5 13 56790 0.1250 0.4387 -0.26913 2014 5 14 56791 0.1269 0.4385 -0.27031 2014 5 15 56792 0.1288 0.4383 -0.27140 2014 5 16 56793 0.1307 0.4381 -0.27240 2014 5 17 56794 0.1326 0.4378 -0.27335 2014 5 18 56795 0.1345 0.4376 -0.27430 2014 5 19 56796 0.1365 0.4372 -0.27531 2014 5 20 56797 0.1384 0.4369 -0.27642 2014 5 21 56798 0.1403 0.4365 -0.27763 2014 5 22 56799 0.1422 0.4361 -0.27891 2014 5 23 56800 0.1441 0.4357 -0.28023 2014 5 24 56801 0.1460 0.4353 -0.28151 2014 5 25 56802 0.1479 0.4348 -0.28270 2014 5 26 56803 0.1498 0.4343 -0.28376 2014 5 27 56804 0.1517 0.4337 -0.28465 2014 5 28 56805 0.1536 0.4331 -0.28538 2014 5 29 56806 0.1554 0.4325 -0.28597 2014 5 30 56807 0.1573 0.4319 -0.28646 2014 5 31 56808 0.1592 0.4312 -0.28690 2014 6 1 56809 0.1610 0.4306 -0.28732 2014 6 2 56810 0.1629 0.4298 -0.28776 2014 6 3 56811 0.1647 0.4291 -0.28826 2014 6 4 56812 0.1666 0.4283 -0.28881 2014 6 5 56813 0.1684 0.4275 -0.28944 2014 6 6 56814 0.1702 0.4267 -0.29013 2014 6 7 56815 0.1720 0.4258 -0.29085 2014 6 8 56816 0.1738 0.4249 -0.29159 2014 6 9 56817 0.1755 0.4240 -0.29230 2014 6 10 56818 0.1773 0.4231 -0.29296 2014 6 11 56819 0.1791 0.4221 -0.29355 2014 6 12 56820 0.1808 0.4211 -0.29405 2014 6 13 56821 0.1825 0.4201 -0.29449 2014 6 14 56822 0.1842 0.4190 -0.29492 2014 6 15 56823 0.1859 0.4179 -0.29541 2014 6 16 56824 0.1876 0.4168 -0.29599 2014 6 17 56825 0.1892 0.4157 -0.29670 2014 6 18 56826 0.1909 0.4145 -0.29749 2014 6 19 56827 0.1925 0.4133 -0.29832 2014 6 20 56828 0.1941 0.4121 -0.29911 2014 6 21 56829 0.1957 0.4109 -0.29982 2014 6 22 56830 0.1972 0.4096 -0.30039 2014 6 23 56831 0.1988 0.4083 -0.30080 2014 6 24 56832 0.2003 0.4070 -0.30105 2014 6 25 56833 0.2018 0.4057 -0.30117 2014 6 26 56834 0.2033 0.4043 -0.30119 2014 6 27 56835 0.2047 0.4029 -0.30115 2014 6 28 56836 0.2061 0.4015 -0.30110 2014 6 29 56837 0.2076 0.4001 -0.30107 2014 6 30 56838 0.2089 0.3986 -0.30110 2014 7 1 56839 0.2103 0.3971 -0.30119 2014 7 2 56840 0.2116 0.3956 -0.30136 2014 7 3 56841 0.2130 0.3941 -0.30159 2014 7 4 56842 0.2143 0.3925 -0.30188 2014 7 5 56843 0.2155 0.3910 -0.30220 2014 7 6 56844 0.2168 0.3894 -0.30251 2014 7 7 56845 0.2180 0.3878 -0.30280 2014 7 8 56846 0.2191 0.3861 -0.30303 2014 7 9 56847 0.2203 0.3845 -0.30319 2014 7 10 56848 0.2214 0.3828 -0.30331 2014 7 11 56849 0.2225 0.3811 -0.30342 2014 7 12 56850 0.2236 0.3794 -0.30357 2014 7 13 56851 0.2246 0.3777 -0.30383 2014 7 14 56852 0.2256 0.3759 -0.30424 2014 7 15 56853 0.2266 0.3742 -0.30477 2014 7 16 56854 0.2276 0.3724 -0.30538 2014 7 17 56855 0.2285 0.3706 -0.30599 2014 7 18 56856 0.2294 0.3688 -0.30651 2014 7 19 56857 0.2302 0.3670 -0.30689 2014 7 20 56858 0.2311 0.3651 -0.30710 2014 7 21 56859 0.2319 0.3633 -0.30714 2014 7 22 56860 0.2326 0.3614 -0.30703 2014 7 23 56861 0.2333 0.3595 -0.30682 2014 7 24 56862 0.2340 0.3576 -0.30656 2014 7 25 56863 0.2347 0.3557 -0.30630 2014 7 26 56864 0.2353 0.3538 -0.30609 2014 7 27 56865 0.2359 0.3518 -0.30597 2014 7 28 56866 0.2365 0.3499 -0.30595 2014 7 29 56867 0.2370 0.3479 -0.30606 2014 7 30 56868 0.2375 0.3460 -0.30627 2014 7 31 56869 0.2379 0.3440 -0.30657 2014 8 1 56870 0.2384 0.3420 -0.30693 2014 8 2 56871 0.2388 0.3400 -0.30732 2014 8 3 56872 0.2391 0.3380 -0.30771 2014 8 4 56873 0.2394 0.3360 -0.30806 2014 8 5 56874 0.2397 0.3340 -0.30837 2014 8 6 56875 0.2399 0.3320 -0.30864 2014 8 7 56876 0.2401 0.3299 -0.30889 2014 8 8 56877 0.2403 0.3279 -0.30919 2014 8 9 56878 0.2404 0.3259 -0.30958 2014 8 10 56879 0.2405 0.3238 -0.31012 2014 8 11 56880 0.2406 0.3218 -0.31083 2014 8 12 56881 0.2406 0.3197 -0.31166 2014 8 13 56882 0.2406 0.3177 -0.31254 2014 8 14 56883 0.2405 0.3156 -0.31336 2014 8 15 56884 0.2404 0.3135 -0.31406 2014 8 16 56885 0.2403 0.3115 -0.31458 2014 8 17 56886 0.2401 0.3094 -0.31493 2014 8 18 56887 0.2399 0.3074 -0.31514 2014 8 19 56888 0.2397 0.3053 -0.31527 2014 8 20 56889 0.2394 0.3032 -0.31537 2014 8 21 56890 0.2391 0.3012 -0.31550 2014 8 22 56891 0.2387 0.2991 -0.31571 2014 8 23 56892 0.2383 0.2971 -0.31603 2014 8 24 56893 0.2379 0.2950 -0.31648 2014 8 25 56894 0.2374 0.2930 -0.31708 2014 8 26 56895 0.2369 0.2910 -0.31780 2014 8 27 56896 0.2363 0.2889 -0.31861 2014 8 28 56897 0.2357 0.2869 -0.31947 2014 8 29 56898 0.2351 0.2849 -0.32035 2014 8 30 56899 0.2344 0.2829 -0.32126 2014 8 31 56900 0.2337 0.2809 -0.32211 2014 9 1 56901 0.2330 0.2789 -0.32287 2014 9 2 56902 0.2322 0.2769 -0.32359 2014 9 3 56903 0.2314 0.2749 -0.32425 2014 9 4 56904 0.2306 0.2729 -0.32494 2014 9 5 56905 0.2297 0.2710 -0.32570 2014 9 6 56906 0.2288 0.2690 -0.32660 2014 9 7 56907 0.2278 0.2671 -0.32764 2014 9 8 56908 0.2268 0.2652 -0.32886 2014 9 9 56909 0.2258 0.2633 -0.33022 2014 9 10 56910 0.2247 0.2614 -0.33156 2014 9 11 56911 0.2236 0.2595 -0.33283 2014 9 12 56912 0.2224 0.2576 -0.33400 2014 9 13 56913 0.2213 0.2558 -0.33498 2014 9 14 56914 0.2200 0.2539 -0.33576 2014 9 15 56915 0.2188 0.2521 -0.33637 2014 9 16 56916 0.2175 0.2503 -0.33687 2014 9 17 56917 0.2162 0.2485 -0.33728 2014 9 18 56918 0.2148 0.2467 -0.33768 2014 9 19 56919 0.2134 0.2450 -0.33815 2014 9 20 56920 0.2120 0.2433 -0.33881 2014 9 21 56921 0.2106 0.2415 -0.33960 2014 9 22 56922 0.2091 0.2398 -0.34055 2014 9 23 56923 0.2076 0.2382 -0.34167 2014 9 24 56924 0.2060 0.2365 -0.34295 2014 9 25 56925 0.2044 0.2349 -0.34432 2014 9 26 56926 0.2028 0.2333 -0.34573 2014 9 27 56927 0.2012 0.2317 -0.34708 2014 9 28 56928 0.1995 0.2301 -0.34835 2014 9 29 56929 0.1978 0.2286 -0.34960 2014 9 30 56930 0.1960 0.2271 -0.35084 2014 10 1 56931 0.1942 0.2256 -0.35210 2014 10 2 56932 0.1924 0.2241 -0.35342 2014 10 3 56933 0.1906 0.2227 -0.35483 2014 10 4 56934 0.1888 0.2213 -0.35639 2014 10 5 56935 0.1869 0.2199 -0.35812 2014 10 6 56936 0.1850 0.2185 -0.36001 2014 10 7 56937 0.1830 0.2172 -0.36198 2014 10 8 56938 0.1810 0.2159 -0.36398 2014 10 9 56939 0.1790 0.2146 -0.36592 2014 10 10 56940 0.1770 0.2134 -0.36773 2014 10 11 56941 0.1750 0.2122 -0.36933 2014 10 12 56942 0.1729 0.2110 -0.37081 2014 10 13 56943 0.1708 0.2098 -0.37219 2014 10 14 56944 0.1687 0.2087 -0.37344 2014 10 15 56945 0.1665 0.2076 -0.37464 2014 10 16 56946 0.1644 0.2065 -0.37586 2014 10 17 56947 0.1622 0.2055 -0.37710 2014 10 18 56948 0.1600 0.2045 -0.37842 2014 10 19 56949 0.1577 0.2035 -0.37979 2014 10 20 56950 0.1555 0.2026 -0.38123 2014 10 21 56951 0.1532 0.2017 -0.38274 2014 10 22 56952 0.1509 0.2008 -0.38427 2014 10 23 56953 0.1486 0.2000 -0.38582 2014 10 24 56954 0.1463 0.1992 -0.38736 2014 10 25 56955 0.1439 0.1984 -0.38884 2014 10 26 56956 0.1416 0.1976 -0.39022 2014 10 27 56957 0.1392 0.1969 -0.39151 2014 10 28 56958 0.1368 0.1963 -0.39273 2014 10 29 56959 0.1344 0.1956 -0.39396 2014 10 30 56960 0.1320 0.1951 -0.39530 2014 10 31 56961 0.1295 0.1945 -0.39675 2014 11 1 56962 0.1271 0.1940 -0.39832 2014 11 2 56963 0.1246 0.1935 -0.40005 2014 11 3 56964 0.1221 0.1930 -0.40193 2014 11 4 56965 0.1196 0.1926 -0.40381 2014 11 5 56966 0.1171 0.1922 -0.40561 2014 11 6 56967 0.1146 0.1919 -0.40730 2014 11 7 56968 0.1121 0.1916 -0.40884 2014 11 8 56969 0.1096 0.1913 -0.41021 2014 11 9 56970 0.1070 0.1911 -0.41148 2014 11 10 56971 0.1045 0.1909 -0.41266 2014 11 11 56972 0.1019 0.1908 -0.41380 2014 11 12 56973 0.0994 0.1907 -0.41494 2014 11 13 56974 0.0968 0.1906 -0.41615 2014 11 14 56975 0.0943 0.1905 -0.41743 2014 11 15 56976 0.0917 0.1906 -0.41874 2014 11 16 56977 0.0891 0.1906 -0.42015 2014 11 17 56978 0.0865 0.1907 -0.42166 2014 11 18 56979 0.0839 0.1908 -0.42322 2014 11 19 56980 0.0814 0.1910 -0.42480 2014 11 20 56981 0.0788 0.1911 -0.42634 2014 11 21 56982 0.0762 0.1914 -0.42782 2014 11 22 56983 0.0736 0.1917 -0.42919 2014 11 23 56984 0.0710 0.1920 -0.43047 2014 11 24 56985 0.0685 0.1923 -0.43163 2014 11 25 56986 0.0659 0.1927 -0.43274 2014 11 26 56987 0.0633 0.1932 -0.43389 2014 11 27 56988 0.0608 0.1936 -0.43515 2014 11 28 56989 0.0582 0.1941 -0.43650 2014 11 29 56990 0.0557 0.1947 -0.43800 2014 11 30 56991 0.0531 0.1953 -0.43964 2014 12 1 56992 0.0506 0.1959 -0.44132 2014 12 2 56993 0.0480 0.1966 -0.44301 2014 12 3 56994 0.0455 0.1973 -0.44463 2014 12 4 56995 0.0430 0.1980 -0.44612 2014 12 5 56996 0.0405 0.1988 -0.44744 2014 12 6 56997 0.0380 0.1996 -0.44860 2014 12 7 56998 0.0355 0.2005 -0.44967 2014 12 8 56999 0.0331 0.2014 -0.45067 2014 12 9 57000 0.0306 0.2023 -0.45163 2014 12 10 57001 0.0282 0.2033 -0.45265 2014 12 11 57002 0.0257 0.2043 -0.45378 2014 12 12 57003 0.0233 0.2053 -0.45497 2014 12 13 57004 0.0209 0.2064 -0.45628 2014 12 14 57005 0.0185 0.2075 -0.45764 2014 12 15 57006 0.0162 0.2087 -0.45904 2014 12 16 57007 0.0138 0.2099 -0.46041 2014 12 17 57008 0.0115 0.2111 -0.46169 2014 12 18 57009 0.0092 0.2124 -0.46289 2014 12 19 57010 0.0069 0.2137 -0.46408 2014 12 20 57011 0.0046 0.2150 -0.46519 2014 12 21 57012 0.0024 0.2164 -0.46623 2014 12 22 57013 0.0002 0.2178 -0.46724 2014 12 23 57014 -0.0020 0.2193 -0.46827 2014 12 24 57015 -0.0042 0.2208 -0.46935 2014 12 25 57016 -0.0064 0.2223 -0.47056 2014 12 26 57017 -0.0085 0.2238 -0.47188 2014 12 27 57018 -0.0106 0.2254 -0.47323 2014 12 28 57019 -0.0127 0.2270 -0.47455 2014 12 29 57020 -0.0147 0.2287 -0.47578 2014 12 30 57021 -0.0168 0.2303 -0.47688 2014 12 31 57022 -0.0188 0.2321 -0.47783 2015 1 1 57023 -0.0207 0.2338 -0.47864 2015 1 2 57024 -0.0227 0.2356 -0.47928 2015 1 3 57025 -0.0246 0.2374 -0.47978 2015 1 4 57026 -0.0265 0.2392 -0.48024 2015 1 5 57027 -0.0283 0.2411 -0.48076 2015 1 6 57028 -0.0301 0.2430 -0.48137 2015 1 7 57029 -0.0319 0.2449 -0.48207 2015 1 8 57030 -0.0337 0.2469 -0.48287 2015 1 9 57031 -0.0354 0.2488 -0.48375 2015 1 10 57032 -0.0371 0.2509 -0.48468 2015 1 11 57033 -0.0388 0.2529 -0.48564 2015 1 12 57034 -0.0404 0.2550 -0.48662 2015 1 13 57035 -0.0420 0.2571 -0.48765 2015 1 14 57036 -0.0435 0.2592 -0.48865 2015 1 15 57037 -0.0451 0.2613 -0.48963 2015 1 16 57038 -0.0465 0.2635 -0.49063 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) 56651 -80.72 0.30 -9.24 0.04 56652 -80.87 0.30 -9.24 0.04 56653 -81.25 0.30 -9.27 0.04 56654 -81.56 0.30 -9.19 0.02 56655 -81.60 0.30 -9.04 0.02 56656 -81.46 0.30 -9.02 0.02 56657 -81.33 0.30 -9.21 0.01 56658 -81.33 0.11 -9.43 0.03 56659 -81.46 0.11 -9.43 0.03 56660 -81.61 0.11 -9.19 0.03 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 56651 0.047 0.119 0.049 0.040 56652 0.033 0.119 0.040 0.040 56653 0.028 0.119 0.032 0.040 56654 0.031 0.119 0.033 0.020 56655 0.039 0.119 0.037 0.020 56656 0.042 0.119 0.061 0.020 56657 0.033 0.119 0.121 0.010 56658 0.003 0.044 0.179 0.030 56659 -0.030 0.044 0.201 0.030 56660 -0.047 0.044 0.226 0.030 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).