********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 10 July 2014 Vol. XXVII No. 028 ______________________________________________________________________ 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 = -0.3 seconds beginning 8 May 2014 at 0000 UTC Beginning 1 July 2012: TAI-UTC = 35.000 000 seconds *********************************************************************** * There will NOT be a leap second introduced in UTC * * on 31 December 2014. * * * * 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 * * * *********************************************************************** ________________________________________________________________________ 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 7 4 56842 0.17455 .00009 0.41179 .00009 -0.303224 0.000011 14 7 5 56843 0.17557 .00009 0.41089 .00009 -0.303764 0.000009 14 7 6 56844 0.17637 .00009 0.40988 .00009 -0.304271 0.000005 14 7 7 56845 0.17702 .00009 0.40879 .00009 -0.304696 0.000004 14 7 8 56846 0.17765 .00009 0.40774 .00009 -0.305027 0.000004 14 7 9 56847 0.17836 .00009 0.40680 .00009 -0.305329 0.000065 14 7 10 56848 0.17906 .00009 0.40590 .00009 -0.305604 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 = 0.0858 + 0.0524 cos A + 0.0729 sin A + 0.0346 cos C - 0.0222 sin C y = 0.3564 + 0.0683 cos A - 0.0501 sin A - 0.0222 cos C - 0.0346 sin C UT1-UTC = -0.3115 - 0.00100 (MJD - 56856) - (UT2-UT1) where A = 2*pi*(MJD-56848)/365.25 and C = 2*pi*(MJD-56848)/435. TAI-UTC(MJD 56849) = 35.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-56848)**0.80 S t = 0.00025 (MJD-56848)**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 7 11 56849 0.1799 0.4049 -0.30591 2014 7 12 56850 0.1807 0.4039 -0.30630 2014 7 13 56851 0.1816 0.4028 -0.30683 2014 7 14 56852 0.1825 0.4017 -0.30753 2014 7 15 56853 0.1835 0.4006 -0.30840 2014 7 16 56854 0.1844 0.3994 -0.30935 2014 7 17 56855 0.1854 0.3982 -0.31029 2014 7 18 56856 0.1863 0.3970 -0.31116 2014 7 19 56857 0.1872 0.3959 -0.31189 2014 7 20 56858 0.1881 0.3947 -0.31247 2014 7 21 56859 0.1890 0.3935 -0.31287 2014 7 22 56860 0.1899 0.3923 -0.31312 2014 7 23 56861 0.1908 0.3911 -0.31322 2014 7 24 56862 0.1917 0.3899 -0.31324 2014 7 25 56863 0.1926 0.3886 -0.31324 2014 7 26 56864 0.1934 0.3874 -0.31328 2014 7 27 56865 0.1943 0.3861 -0.31339 2014 7 28 56866 0.1951 0.3848 -0.31358 2014 7 29 56867 0.1960 0.3835 -0.31386 2014 7 30 56868 0.1968 0.3822 -0.31424 2014 7 31 56869 0.1975 0.3809 -0.31469 2014 8 1 56870 0.1983 0.3795 -0.31520 2014 8 2 56871 0.1990 0.3781 -0.31574 2014 8 3 56872 0.1998 0.3768 -0.31628 2014 8 4 56873 0.2005 0.3754 -0.31677 2014 8 5 56874 0.2011 0.3740 -0.31722 2014 8 6 56875 0.2018 0.3726 -0.31762 2014 8 7 56876 0.2025 0.3712 -0.31799 2014 8 8 56877 0.2031 0.3697 -0.31839 2014 8 9 56878 0.2037 0.3683 -0.31887 2014 8 10 56879 0.2042 0.3668 -0.31950 2014 8 11 56880 0.2048 0.3653 -0.32030 2014 8 12 56881 0.2053 0.3639 -0.32124 2014 8 13 56882 0.2058 0.3624 -0.32224 2014 8 14 56883 0.2063 0.3609 -0.32322 2014 8 15 56884 0.2067 0.3593 -0.32409 2014 8 16 56885 0.2071 0.3578 -0.32481 2014 8 17 56886 0.2075 0.3563 -0.32537 2014 8 18 56887 0.2078 0.3548 -0.32578 2014 8 19 56888 0.2082 0.3532 -0.32608 2014 8 20 56889 0.2085 0.3517 -0.32630 2014 8 21 56890 0.2088 0.3501 -0.32650 2014 8 22 56891 0.2090 0.3485 -0.32673 2014 8 23 56892 0.2092 0.3470 -0.32703 2014 8 24 56893 0.2094 0.3454 -0.32741 2014 8 25 56894 0.2096 0.3438 -0.32790 2014 8 26 56895 0.2097 0.3422 -0.32848 2014 8 27 56896 0.2098 0.3406 -0.32914 2014 8 28 56897 0.2099 0.3391 -0.32987 2014 8 29 56898 0.2099 0.3375 -0.33062 2014 8 30 56899 0.2099 0.3359 -0.33138 2014 8 31 56900 0.2099 0.3343 -0.33211 2014 9 1 56901 0.2098 0.3327 -0.33278 2014 9 2 56902 0.2098 0.3311 -0.33341 2014 9 3 56903 0.2097 0.3295 -0.33401 2014 9 4 56904 0.2095 0.3278 -0.33463 2014 9 5 56905 0.2093 0.3262 -0.33533 2014 9 6 56906 0.2091 0.3246 -0.33617 2014 9 7 56907 0.2089 0.3230 -0.33720 2014 9 8 56908 0.2087 0.3214 -0.33842 2014 9 9 56909 0.2084 0.3198 -0.33977 2014 9 10 56910 0.2080 0.3182 -0.34118 2014 9 11 56911 0.2077 0.3167 -0.34252 2014 9 12 56912 0.2073 0.3151 -0.34374 2014 9 13 56913 0.2069 0.3135 -0.34478 2014 9 14 56914 0.2064 0.3119 -0.34565 2014 9 15 56915 0.2060 0.3103 -0.34638 2014 9 16 56916 0.2054 0.3088 -0.34701 2014 9 17 56917 0.2049 0.3072 -0.34759 2014 9 18 56918 0.2043 0.3056 -0.34817 2014 9 19 56919 0.2037 0.3041 -0.34879 2014 9 20 56920 0.2031 0.3025 -0.34948 2014 9 21 56921 0.2025 0.3010 -0.35026 2014 9 22 56922 0.2018 0.2995 -0.35114 2014 9 23 56923 0.2011 0.2980 -0.35211 2014 9 24 56924 0.2003 0.2965 -0.35315 2014 9 25 56925 0.1995 0.2950 -0.35423 2014 9 26 56926 0.1987 0.2935 -0.35531 2014 9 27 56927 0.1979 0.2920 -0.35638 2014 9 28 56928 0.1970 0.2905 -0.35740 2014 9 29 56929 0.1962 0.2891 -0.35836 2014 9 30 56930 0.1952 0.2876 -0.35929 2014 10 1 56931 0.1943 0.2862 -0.36022 2014 10 2 56932 0.1933 0.2848 -0.36120 2014 10 3 56933 0.1923 0.2834 -0.36231 2014 10 4 56934 0.1913 0.2820 -0.36357 2014 10 5 56935 0.1902 0.2806 -0.36501 2014 10 6 56936 0.1891 0.2793 -0.36661 2014 10 7 56937 0.1880 0.2779 -0.36831 2014 10 8 56938 0.1869 0.2766 -0.37002 2014 10 9 56939 0.1857 0.2753 -0.37164 2014 10 10 56940 0.1845 0.2740 -0.37312 2014 10 11 56941 0.1833 0.2727 -0.37442 2014 10 12 56942 0.1821 0.2714 -0.37558 2014 10 13 56943 0.1808 0.2702 -0.37661 2014 10 14 56944 0.1795 0.2690 -0.37758 2014 10 15 56945 0.1782 0.2678 -0.37853 2014 10 16 56946 0.1769 0.2666 -0.37950 2014 10 17 56947 0.1755 0.2654 -0.38053 2014 10 18 56948 0.1741 0.2643 -0.38164 2014 10 19 56949 0.1727 0.2631 -0.38283 2014 10 20 56950 0.1713 0.2620 -0.38410 2014 10 21 56951 0.1699 0.2609 -0.38544 2014 10 22 56952 0.1684 0.2599 -0.38681 2014 10 23 56953 0.1669 0.2588 -0.38818 2014 10 24 56954 0.1654 0.2578 -0.38953 2014 10 25 56955 0.1638 0.2568 -0.39084 2014 10 26 56956 0.1623 0.2558 -0.39208 2014 10 27 56957 0.1607 0.2549 -0.39332 2014 10 28 56958 0.1591 0.2539 -0.39453 2014 10 29 56959 0.1575 0.2530 -0.39575 2014 10 30 56960 0.1559 0.2521 -0.39705 2014 10 31 56961 0.1542 0.2513 -0.39848 2014 11 1 56962 0.1526 0.2504 -0.40004 2014 11 2 56963 0.1509 0.2496 -0.40175 2014 11 3 56964 0.1492 0.2488 -0.40356 2014 11 4 56965 0.1475 0.2481 -0.40541 2014 11 5 56966 0.1457 0.2473 -0.40722 2014 11 6 56967 0.1440 0.2466 -0.40891 2014 11 7 56968 0.1422 0.2460 -0.41045 2014 11 8 56969 0.1404 0.2453 -0.41182 2014 11 9 56970 0.1387 0.2447 -0.41306 2014 11 10 56971 0.1368 0.2441 -0.41419 2014 11 11 56972 0.1350 0.2435 -0.41527 2014 11 12 56973 0.1332 0.2429 -0.41635 2014 11 13 56974 0.1314 0.2424 -0.41745 2014 11 14 56975 0.1295 0.2419 -0.41861 2014 11 15 56976 0.1277 0.2415 -0.41983 2014 11 16 56977 0.1258 0.2410 -0.42112 2014 11 17 56978 0.1239 0.2406 -0.42246 2014 11 18 56979 0.1220 0.2402 -0.42384 2014 11 19 56980 0.1201 0.2399 -0.42522 2014 11 20 56981 0.1182 0.2396 -0.42658 2014 11 21 56982 0.1163 0.2393 -0.42790 2014 11 22 56983 0.1144 0.2390 -0.42915 2014 11 23 56984 0.1124 0.2388 -0.43032 2014 11 24 56985 0.1105 0.2386 -0.43144 2014 11 25 56986 0.1086 0.2384 -0.43256 2014 11 26 56987 0.1066 0.2383 -0.43371 2014 11 27 56988 0.1047 0.2381 -0.43497 2014 11 28 56989 0.1027 0.2381 -0.43634 2014 11 29 56990 0.1008 0.2380 -0.43783 2014 11 30 56991 0.0988 0.2380 -0.43941 2014 12 1 56992 0.0969 0.2380 -0.44101 2014 12 2 56993 0.0949 0.2380 -0.44258 2014 12 3 56994 0.0929 0.2381 -0.44406 2014 12 4 56995 0.0910 0.2382 -0.44540 2014 12 5 56996 0.0890 0.2383 -0.44659 2014 12 6 56997 0.0871 0.2385 -0.44763 2014 12 7 56998 0.0851 0.2386 -0.44856 2014 12 8 56999 0.0831 0.2389 -0.44943 2014 12 9 57000 0.0812 0.2391 -0.45028 2014 12 10 57001 0.0792 0.2394 -0.45114 2014 12 11 57002 0.0773 0.2397 -0.45205 2014 12 12 57003 0.0753 0.2400 -0.45302 2014 12 13 57004 0.0734 0.2404 -0.45405 2014 12 14 57005 0.0715 0.2408 -0.45513 2014 12 15 57006 0.0696 0.2412 -0.45625 2014 12 16 57007 0.0676 0.2417 -0.45738 2014 12 17 57008 0.0657 0.2422 -0.45851 2014 12 18 57009 0.0638 0.2427 -0.45960 2014 12 19 57010 0.0619 0.2432 -0.46064 2014 12 20 57011 0.0600 0.2438 -0.46161 2014 12 21 57012 0.0582 0.2444 -0.46254 2014 12 22 57013 0.0563 0.2451 -0.46345 2014 12 23 57014 0.0544 0.2457 -0.46440 2014 12 24 57015 0.0526 0.2464 -0.46544 2014 12 25 57016 0.0508 0.2471 -0.46660 2014 12 26 57017 0.0489 0.2479 -0.46790 2014 12 27 57018 0.0471 0.2487 -0.46929 2014 12 28 57019 0.0453 0.2495 -0.47071 2014 12 29 57020 0.0435 0.2503 -0.47209 2014 12 30 57021 0.0418 0.2512 -0.47338 2014 12 31 57022 0.0400 0.2521 -0.47453 2015 1 1 57023 0.0383 0.2530 -0.47553 2015 1 2 57024 0.0366 0.2539 -0.47639 2015 1 3 57025 0.0349 0.2549 -0.47713 2015 1 4 57026 0.0332 0.2559 -0.47780 2015 1 5 57027 0.0315 0.2570 -0.47844 2015 1 6 57028 0.0298 0.2580 -0.47909 2015 1 7 57029 0.0282 0.2591 -0.47978 2015 1 8 57030 0.0266 0.2602 -0.48053 2015 1 9 57031 0.0250 0.2613 -0.48133 2015 1 10 57032 0.0234 0.2625 -0.48219 2015 1 11 57033 0.0219 0.2637 -0.48309 2015 1 12 57034 0.0203 0.2649 -0.48400 2015 1 13 57035 0.0188 0.2661 -0.48490 2015 1 14 57036 0.0173 0.2674 -0.48578 2015 1 15 57037 0.0159 0.2687 -0.48662 2015 1 16 57038 0.0144 0.2700 -0.48741 2015 1 17 57039 0.0130 0.2713 -0.48817 2015 1 18 57040 0.0116 0.2727 -0.48892 2015 1 19 57041 0.0102 0.2741 -0.48972 2015 1 20 57042 0.0089 0.2755 -0.49063 2015 1 21 57043 0.0076 0.2769 -0.49169 2015 1 22 57044 0.0063 0.2783 -0.49293 2015 1 23 57045 0.0050 0.2798 -0.49433 2015 1 24 57046 0.0037 0.2813 -0.49583 2015 1 25 57047 0.0025 0.2828 -0.49734 2015 1 26 57048 0.0013 0.2843 -0.49878 2015 1 27 57049 0.0002 0.2859 -0.50010 2015 1 28 57050 -0.0010 0.2874 -0.50127 2015 1 29 57051 -0.0021 0.2890 -0.50229 2015 1 30 57052 -0.0032 0.2906 -0.50319 2015 1 31 57053 -0.0042 0.2922 -0.50403 2015 2 1 57054 -0.0052 0.2939 -0.50486 2015 2 2 57055 -0.0062 0.2955 -0.50574 2015 2 3 57056 -0.0072 0.2972 -0.50672 2015 2 4 57057 -0.0081 0.2989 -0.50781 2015 2 5 57058 -0.0090 0.3006 -0.50902 2015 2 6 57059 -0.0099 0.3023 -0.51033 2015 2 7 57060 -0.0108 0.3041 -0.51171 2015 2 8 57061 -0.0116 0.3058 -0.51312 2015 2 9 57062 -0.0123 0.3076 -0.51451 2015 2 10 57063 -0.0131 0.3093 -0.51587 2015 2 11 57064 -0.0138 0.3111 -0.51716 2015 2 12 57065 -0.0145 0.3129 -0.51837 2015 2 13 57066 -0.0151 0.3148 -0.51950 2015 2 14 57067 -0.0157 0.3166 -0.52057 2015 2 15 57068 -0.0163 0.3184 -0.52163 2015 2 16 57069 -0.0169 0.3203 -0.52274 2015 2 17 57070 -0.0174 0.3221 -0.52400 2015 2 18 57071 -0.0179 0.3240 -0.52544 2015 2 19 57072 -0.0183 0.3259 -0.52709 2015 2 20 57073 -0.0187 0.3277 -0.52888 2015 2 21 57074 -0.0191 0.3296 -0.53070 2015 2 22 57075 -0.0194 0.3315 -0.53245 2015 2 23 57076 -0.0197 0.3335 -0.53406 2015 2 24 57077 -0.0200 0.3354 -0.53553 2015 2 25 57078 -0.0203 0.3373 -0.53686 2015 2 26 57079 -0.0205 0.3392 -0.53805 2015 2 27 57080 -0.0206 0.3411 -0.53917 2015 2 28 57081 -0.0208 0.3431 -0.54024 2015 3 1 57082 -0.0209 0.3450 -0.54133 2015 3 2 57083 -0.0209 0.3470 -0.54244 2015 3 3 57084 -0.0209 0.3489 -0.54365 2015 3 4 57085 -0.0209 0.3508 -0.54495 2015 3 5 57086 -0.0209 0.3528 -0.54630 2015 3 6 57087 -0.0208 0.3547 -0.54768 2015 3 7 57088 -0.0207 0.3567 -0.54913 2015 3 8 57089 -0.0205 0.3586 -0.55062 2015 3 9 57090 -0.0204 0.3606 -0.55209 2015 3 10 57091 -0.0201 0.3625 -0.55353 2015 3 11 57092 -0.0199 0.3645 -0.55496 2015 3 12 57093 -0.0196 0.3664 -0.55637 2015 3 13 57094 -0.0192 0.3684 -0.55766 2015 3 14 57095 -0.0189 0.3703 -0.55893 2015 3 15 57096 -0.0185 0.3722 -0.56027 2015 3 16 57097 -0.0180 0.3742 -0.56171 2015 3 17 57098 -0.0176 0.3761 -0.56329 2015 3 18 57099 -0.0171 0.3780 -0.56504 2015 3 19 57100 -0.0165 0.3799 -0.56693 2015 3 20 57101 -0.0159 0.3818 -0.56891 2015 3 21 57102 -0.0153 0.3837 -0.57094 2015 3 22 57103 -0.0147 0.3856 -0.57288 2015 3 23 57104 -0.0140 0.3875 -0.57465 2015 3 24 57105 -0.0133 0.3894 -0.57617 2015 3 25 57106 -0.0125 0.3912 -0.57749 2015 3 26 57107 -0.0117 0.3931 -0.57866 2015 3 27 57108 -0.0109 0.3949 -0.57978 2015 3 28 57109 -0.0100 0.3968 -0.58093 2015 3 29 57110 -0.0092 0.3986 -0.58214 2015 3 30 57111 -0.0082 0.4004 -0.58345 2015 3 31 57112 -0.0073 0.4022 -0.58476 2015 4 1 57113 -0.0063 0.4040 -0.58609 2015 4 2 57114 -0.0053 0.4057 -0.58742 2015 4 3 57115 -0.0042 0.4075 -0.58880 2015 4 4 57116 -0.0031 0.4092 -0.59031 2015 4 5 57117 -0.0020 0.4110 -0.59188 2015 4 6 57118 -0.0008 0.4127 -0.59343 2015 4 7 57119 0.0003 0.4144 -0.59494 2015 4 8 57120 0.0016 0.4160 -0.59634 2015 4 9 57121 0.0028 0.4177 -0.59766 2015 4 10 57122 0.0041 0.4193 -0.59895 2015 4 11 57123 0.0054 0.4210 -0.60016 2015 4 12 57124 0.0067 0.4226 -0.60135 2015 4 13 57125 0.0081 0.4242 -0.60265 2015 4 14 57126 0.0095 0.4257 -0.60410 2015 4 15 57127 0.0109 0.4273 -0.60573 2015 4 16 57128 0.0124 0.4288 -0.60754 2015 4 17 57129 0.0139 0.4303 -0.60946 2015 4 18 57130 0.0154 0.4318 -0.61138 2015 4 19 57131 0.0169 0.4333 -0.61316 2015 4 20 57132 0.0185 0.4347 -0.61478 2015 4 21 57133 0.0201 0.4361 -0.61621 2015 4 22 57134 0.0217 0.4375 -0.61748 2015 4 23 57135 0.0233 0.4389 -0.61864 2015 4 24 57136 0.0250 0.4402 -0.61979 2015 4 25 57137 0.0267 0.4415 -0.62094 2015 4 26 57138 0.0284 0.4428 -0.62213 2015 4 27 57139 0.0302 0.4441 -0.62336 2015 4 28 57140 0.0319 0.4454 -0.62458 2015 4 29 57141 0.0337 0.4466 -0.62581 2015 4 30 57142 0.0356 0.4478 -0.62704 2015 5 1 57143 0.0374 0.4490 -0.62826 2015 5 2 57144 0.0393 0.4501 -0.62944 2015 5 3 57145 0.0411 0.4512 -0.63064 2015 5 4 57146 0.0430 0.4523 -0.63176 2015 5 5 57147 0.0450 0.4534 -0.63282 2015 5 6 57148 0.0469 0.4544 -0.63383 2015 5 7 57149 0.0489 0.4554 -0.63479 2015 5 8 57150 0.0508 0.4564 -0.63579 2015 5 9 57151 0.0528 0.4573 -0.63689 2015 5 10 57152 0.0549 0.4582 -0.63810 2015 5 11 57153 0.0569 0.4591 -0.63943 2015 5 12 57154 0.0589 0.4600 -0.64082 2015 5 13 57155 0.0610 0.4608 -0.64228 2015 5 14 57156 0.0631 0.4616 -0.64381 2015 5 15 57157 0.0652 0.4623 -0.64534 2015 5 16 57158 0.0673 0.4631 -0.64687 2015 5 17 57159 0.0694 0.4638 -0.64825 2015 5 18 57160 0.0716 0.4644 -0.64945 2015 5 19 57161 0.0737 0.4651 -0.65043 2015 5 20 57162 0.0759 0.4657 -0.65126 2015 5 21 57163 0.0781 0.4662 -0.65199 2015 5 22 57164 0.0803 0.4668 -0.65268 2015 5 23 57165 0.0825 0.4673 -0.65336 2015 5 24 57166 0.0847 0.4677 -0.65409 2015 5 25 57167 0.0869 0.4682 -0.65487 2015 5 26 57168 0.0891 0.4686 -0.65567 2015 5 27 57169 0.0913 0.4690 -0.65651 2015 5 28 57170 0.0936 0.4693 -0.65739 2015 5 29 57171 0.0958 0.4696 -0.65827 2015 5 30 57172 0.0981 0.4699 -0.65910 2015 5 31 57173 0.1003 0.4701 -0.65985 2015 6 1 57174 0.1026 0.4703 -0.66052 2015 6 2 57175 0.1049 0.4705 -0.66112 2015 6 3 57176 0.1071 0.4706 -0.66167 2015 6 4 57177 0.1094 0.4707 -0.66219 2015 6 5 57178 0.1117 0.4708 -0.66274 2015 6 6 57179 0.1140 0.4708 -0.66336 2015 6 7 57180 0.1163 0.4708 -0.66410 2015 6 8 57181 0.1185 0.4708 -0.66494 2015 6 9 57182 0.1208 0.4707 -0.66591 2015 6 10 57183 0.1231 0.4706 -0.66693 2015 6 11 57184 0.1254 0.4704 -0.66791 2015 6 12 57185 0.1277 0.4703 -0.66884 2015 6 13 57186 0.1299 0.4701 -0.66964 2015 6 14 57187 0.1322 0.4698 -0.67032 2015 6 15 57188 0.1345 0.4695 -0.67091 2015 6 16 57189 0.1367 0.4692 -0.67138 2015 6 17 57190 0.1390 0.4689 -0.67179 2015 6 18 57191 0.1412 0.4685 -0.67214 2015 6 19 57192 0.1435 0.4681 -0.67245 2015 6 20 57193 0.1457 0.4676 -0.67275 2015 6 21 57194 0.1480 0.4671 -0.67308 2015 6 22 57195 0.1502 0.4666 -0.67342 2015 6 23 57196 0.1524 0.4660 -0.67379 2015 6 24 57197 0.1546 0.4655 -0.67421 2015 6 25 57198 0.1568 0.4648 -0.67467 2015 6 26 57199 0.1590 0.4642 -0.67510 2015 6 27 57200 0.1612 0.4635 -0.67548 2015 6 28 57201 0.1633 0.4628 -0.67583 2015 6 29 57202 0.1655 0.4620 -0.67615 2015 6 30 57203 0.1676 0.4612 -0.67646 2015 7 1 57204 0.1697 0.4604 -0.67672 2015 7 2 57205 0.1718 0.4595 -0.67698 2015 7 3 57206 0.1739 0.4586 -0.67731 2015 7 4 57207 0.1760 0.4577 -0.67777 2015 7 5 57208 0.1781 0.4568 -0.67837 2015 7 6 57209 0.1801 0.4558 -0.67908 2015 7 7 57210 0.1821 0.4548 -0.67989 2015 7 8 57211 0.1841 0.4537 -0.68069 2015 7 9 57212 0.1861 0.4527 -0.68141 2015 7 10 57213 0.1881 0.4515 -0.68203 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) 56812 -81.02 0.30 -14.22 0.06 56813 -81.13 0.30 -14.20 0.06 56814 -81.15 0.30 -14.13 0.06 56815 -81.31 0.17 -14.11 0.11 56816 -81.80 0.17 -14.12 0.11 56817 -82.46 0.30 -14.04 0.07 56818 -82.92 0.30 -13.83 0.04 56819 -83.01 0.30 -13.63 0.04 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 56812 0.249 0.119 -0.229 0.060 56813 0.208 0.119 -0.233 0.060 56814 0.183 0.119 -0.216 0.060 56815 0.172 0.068 -0.214 0.110 56816 0.163 0.068 -0.235 0.110 56817 0.159 0.119 -0.265 0.070 56818 0.168 0.119 -0.288 0.040 56819 0.187 0.119 -0.291 0.040 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).