********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 29 May 2014 Vol. XXVII No. 022 ______________________________________________________________________ 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 *********************************************************************** * 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 5 23 56800 0.11227 .00009 0.44822 .00009 -0.275246 0.000016 14 5 24 56801 0.11368 .00009 0.44808 .00009 -0.276651 0.000016 14 5 25 56802 0.11518 .00009 0.44765 .00009 -0.277924 0.000018 14 5 26 56803 0.11664 .00009 0.44702 .00009 -0.279023 0.000013 14 5 27 56804 0.11814 .00009 0.44628 .00009 -0.279942 0.000013 14 5 28 56805 0.12016 .00009 0.44552 .00009 -0.280711 0.000012 14 5 29 56806 0.12276 .00009 0.44493 .00009 -0.281369 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 = 0.0947 - 0.0136 cos A + 0.0954 sin A + 0.0492 cos C - 0.0004 sin C y = 0.3519 + 0.0894 cos A + 0.0140 sin A - 0.0004 cos C - 0.0492 sin C UT1-UTC = -0.2502 - 0.00100 (MJD - 56814) - (UT2-UT1) where A = 2*pi*(MJD-56806)/365.25 and C = 2*pi*(MJD-56806)/435. TAI-UTC(MJD 56807) = 35.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-56806)**0.80 S t = 0.00025 (MJD-56806)**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 5 30 56807 0.1252 0.4447 -0.28187 2014 5 31 56808 0.1275 0.4445 -0.28229 2014 6 1 56809 0.1297 0.4444 -0.28270 2014 6 2 56810 0.1317 0.4443 -0.28313 2014 6 3 56811 0.1336 0.4441 -0.28362 2014 6 4 56812 0.1354 0.4438 -0.28417 2014 6 5 56813 0.1372 0.4434 -0.28479 2014 6 6 56814 0.1391 0.4429 -0.28546 2014 6 7 56815 0.1411 0.4424 -0.28617 2014 6 8 56816 0.1430 0.4419 -0.28690 2014 6 9 56817 0.1449 0.4414 -0.28761 2014 6 10 56818 0.1469 0.4409 -0.28827 2014 6 11 56819 0.1487 0.4404 -0.28888 2014 6 12 56820 0.1506 0.4398 -0.28941 2014 6 13 56821 0.1524 0.4392 -0.28990 2014 6 14 56822 0.1543 0.4385 -0.29041 2014 6 15 56823 0.1562 0.4378 -0.29100 2014 6 16 56824 0.1580 0.4371 -0.29169 2014 6 17 56825 0.1599 0.4363 -0.29248 2014 6 18 56826 0.1617 0.4356 -0.29335 2014 6 19 56827 0.1635 0.4348 -0.29425 2014 6 20 56828 0.1653 0.4340 -0.29513 2014 6 21 56829 0.1671 0.4332 -0.29593 2014 6 22 56830 0.1688 0.4323 -0.29660 2014 6 23 56831 0.1706 0.4314 -0.29712 2014 6 24 56832 0.1723 0.4305 -0.29748 2014 6 25 56833 0.1740 0.4295 -0.29771 2014 6 26 56834 0.1757 0.4286 -0.29784 2014 6 27 56835 0.1774 0.4276 -0.29792 2014 6 28 56836 0.1791 0.4265 -0.29798 2014 6 29 56837 0.1808 0.4255 -0.29805 2014 6 30 56838 0.1824 0.4244 -0.29817 2014 7 1 56839 0.1840 0.4233 -0.29833 2014 7 2 56840 0.1856 0.4222 -0.29853 2014 7 3 56841 0.1872 0.4210 -0.29879 2014 7 4 56842 0.1888 0.4198 -0.29908 2014 7 5 56843 0.1903 0.4186 -0.29938 2014 7 6 56844 0.1918 0.4174 -0.29968 2014 7 7 56845 0.1933 0.4161 -0.29995 2014 7 8 56846 0.1948 0.4148 -0.30016 2014 7 9 56847 0.1963 0.4135 -0.30030 2014 7 10 56848 0.1977 0.4122 -0.30037 2014 7 11 56849 0.1991 0.4109 -0.30043 2014 7 12 56850 0.2005 0.4095 -0.30052 2014 7 13 56851 0.2019 0.4081 -0.30073 2014 7 14 56852 0.2032 0.4067 -0.30107 2014 7 15 56853 0.2046 0.4052 -0.30154 2014 7 16 56854 0.2059 0.4037 -0.30207 2014 7 17 56855 0.2071 0.4023 -0.30260 2014 7 18 56856 0.2084 0.4007 -0.30303 2014 7 19 56857 0.2096 0.3992 -0.30333 2014 7 20 56858 0.2108 0.3977 -0.30347 2014 7 21 56859 0.2120 0.3961 -0.30346 2014 7 22 56860 0.2131 0.3945 -0.30331 2014 7 23 56861 0.2142 0.3929 -0.30307 2014 7 24 56862 0.2153 0.3913 -0.30278 2014 7 25 56863 0.2163 0.3896 -0.30249 2014 7 26 56864 0.2174 0.3880 -0.30223 2014 7 27 56865 0.2184 0.3863 -0.30203 2014 7 28 56866 0.2193 0.3846 -0.30191 2014 7 29 56867 0.2203 0.3828 -0.30188 2014 7 30 56868 0.2212 0.3811 -0.30194 2014 7 31 56869 0.2221 0.3794 -0.30206 2014 8 1 56870 0.2229 0.3776 -0.30224 2014 8 2 56871 0.2237 0.3758 -0.30242 2014 8 3 56872 0.2245 0.3740 -0.30259 2014 8 4 56873 0.2253 0.3722 -0.30273 2014 8 5 56874 0.2260 0.3704 -0.30281 2014 8 6 56875 0.2267 0.3686 -0.30285 2014 8 7 56876 0.2273 0.3667 -0.30288 2014 8 8 56877 0.2279 0.3648 -0.30295 2014 8 9 56878 0.2285 0.3630 -0.30314 2014 8 10 56879 0.2291 0.3611 -0.30349 2014 8 11 56880 0.2296 0.3592 -0.30403 2014 8 12 56881 0.2301 0.3573 -0.30472 2014 8 13 56882 0.2305 0.3554 -0.30550 2014 8 14 56883 0.2309 0.3534 -0.30626 2014 8 15 56884 0.2313 0.3515 -0.30692 2014 8 16 56885 0.2317 0.3496 -0.30743 2014 8 17 56886 0.2320 0.3476 -0.30778 2014 8 18 56887 0.2323 0.3457 -0.30798 2014 8 19 56888 0.2325 0.3437 -0.30807 2014 8 20 56889 0.2327 0.3417 -0.30809 2014 8 21 56890 0.2329 0.3398 -0.30810 2014 8 22 56891 0.2330 0.3378 -0.30813 2014 8 23 56892 0.2331 0.3358 -0.30823 2014 8 24 56893 0.2332 0.3338 -0.30842 2014 8 25 56894 0.2332 0.3318 -0.30872 2014 8 26 56895 0.2332 0.3299 -0.30912 2014 8 27 56896 0.2332 0.3279 -0.30960 2014 8 28 56897 0.2331 0.3259 -0.31016 2014 8 29 56898 0.2330 0.3239 -0.31074 2014 8 30 56899 0.2328 0.3219 -0.31133 2014 8 31 56900 0.2326 0.3199 -0.31189 2014 9 1 56901 0.2324 0.3179 -0.31240 2014 9 2 56902 0.2321 0.3159 -0.31288 2014 9 3 56903 0.2318 0.3139 -0.31335 2014 9 4 56904 0.2315 0.3119 -0.31384 2014 9 5 56905 0.2311 0.3099 -0.31443 2014 9 6 56906 0.2307 0.3080 -0.31517 2014 9 7 56907 0.2303 0.3060 -0.31611 2014 9 8 56908 0.2298 0.3040 -0.31723 2014 9 9 56909 0.2293 0.3020 -0.31850 2014 9 10 56910 0.2287 0.3001 -0.31983 2014 9 11 56911 0.2281 0.2981 -0.32111 2014 9 12 56912 0.2275 0.2962 -0.32227 2014 9 13 56913 0.2268 0.2942 -0.32326 2014 9 14 56914 0.2261 0.2923 -0.32409 2014 9 15 56915 0.2254 0.2904 -0.32479 2014 9 16 56916 0.2246 0.2885 -0.32540 2014 9 17 56917 0.2238 0.2866 -0.32598 2014 9 18 56918 0.2230 0.2847 -0.32656 2014 9 19 56919 0.2221 0.2828 -0.32719 2014 9 20 56920 0.2212 0.2809 -0.32789 2014 9 21 56921 0.2202 0.2791 -0.32869 2014 9 22 56922 0.2193 0.2772 -0.32959 2014 9 23 56923 0.2182 0.2754 -0.33057 2014 9 24 56924 0.2172 0.2736 -0.33161 2014 9 25 56925 0.2161 0.2718 -0.33269 2014 9 26 56926 0.2150 0.2700 -0.33378 2014 9 27 56927 0.2138 0.2682 -0.33484 2014 9 28 56928 0.2127 0.2665 -0.33585 2014 9 29 56929 0.2114 0.2647 -0.33680 2014 9 30 56930 0.2102 0.2630 -0.33772 2014 10 1 56931 0.2089 0.2613 -0.33864 2014 10 2 56932 0.2076 0.2596 -0.33961 2014 10 3 56933 0.2062 0.2579 -0.34070 2014 10 4 56934 0.2049 0.2563 -0.34195 2014 10 5 56935 0.2035 0.2547 -0.34338 2014 10 6 56936 0.2020 0.2531 -0.34498 2014 10 7 56937 0.2006 0.2515 -0.34668 2014 10 8 56938 0.1991 0.2499 -0.34839 2014 10 9 56939 0.1975 0.2484 -0.35002 2014 10 10 56940 0.1960 0.2468 -0.35151 2014 10 11 56941 0.1944 0.2453 -0.35283 2014 10 12 56942 0.1928 0.2439 -0.35399 2014 10 13 56943 0.1911 0.2424 -0.35503 2014 10 14 56944 0.1894 0.2410 -0.35600 2014 10 15 56945 0.1877 0.2396 -0.35694 2014 10 16 56946 0.1860 0.2382 -0.35791 2014 10 17 56947 0.1843 0.2368 -0.35893 2014 10 18 56948 0.1825 0.2355 -0.36002 2014 10 19 56949 0.1807 0.2342 -0.36119 2014 10 20 56950 0.1788 0.2329 -0.36244 2014 10 21 56951 0.1770 0.2317 -0.36376 2014 10 22 56952 0.1751 0.2304 -0.36511 2014 10 23 56953 0.1732 0.2292 -0.36647 2014 10 24 56954 0.1713 0.2281 -0.36780 2014 10 25 56955 0.1693 0.2269 -0.36908 2014 10 26 56956 0.1674 0.2258 -0.37028 2014 10 27 56957 0.1654 0.2247 -0.37143 2014 10 28 56958 0.1633 0.2237 -0.37254 2014 10 29 56959 0.1613 0.2227 -0.37368 2014 10 30 56960 0.1593 0.2217 -0.37488 2014 10 31 56961 0.1572 0.2207 -0.37621 2014 11 1 56962 0.1551 0.2198 -0.37768 2014 11 2 56963 0.1530 0.2189 -0.37929 2014 11 3 56964 0.1508 0.2180 -0.38101 2014 11 4 56965 0.1487 0.2172 -0.38276 2014 11 5 56966 0.1465 0.2164 -0.38448 2014 11 6 56967 0.1443 0.2156 -0.38608 2014 11 7 56968 0.1421 0.2149 -0.38754 2014 11 8 56969 0.1399 0.2142 -0.38883 2014 11 9 56970 0.1377 0.2135 -0.38998 2014 11 10 56971 0.1355 0.2129 -0.39103 2014 11 11 56972 0.1332 0.2123 -0.39204 2014 11 12 56973 0.1309 0.2117 -0.39304 2014 11 13 56974 0.1287 0.2112 -0.39408 2014 11 14 56975 0.1264 0.2107 -0.39516 2014 11 15 56976 0.1241 0.2102 -0.39631 2014 11 16 56977 0.1218 0.2098 -0.39754 2014 11 17 56978 0.1194 0.2094 -0.39882 2014 11 18 56979 0.1171 0.2091 -0.40013 2014 11 19 56980 0.1148 0.2087 -0.40146 2014 11 20 56981 0.1124 0.2085 -0.40277 2014 11 21 56982 0.1101 0.2082 -0.40403 2014 11 22 56983 0.1077 0.2080 -0.40523 2014 11 23 56984 0.1053 0.2078 -0.40636 2014 11 24 56985 0.1030 0.2077 -0.40745 2014 11 25 56986 0.1006 0.2076 -0.40853 2014 11 26 56987 0.0982 0.2075 -0.40967 2014 11 27 56988 0.0958 0.2075 -0.41090 2014 11 28 56989 0.0935 0.2075 -0.41226 2014 11 29 56990 0.0911 0.2075 -0.41376 2014 11 30 56991 0.0887 0.2076 -0.41534 2014 12 1 56992 0.0863 0.2077 -0.41697 2014 12 2 56993 0.0839 0.2079 -0.41858 2014 12 3 56994 0.0815 0.2080 -0.42012 2014 12 4 56995 0.0791 0.2083 -0.42153 2014 12 5 56996 0.0767 0.2085 -0.42280 2014 12 6 56997 0.0744 0.2088 -0.42395 2014 12 7 56998 0.0720 0.2092 -0.42501 2014 12 8 56999 0.0696 0.2095 -0.42601 2014 12 9 57000 0.0673 0.2100 -0.42700 2014 12 10 57001 0.0649 0.2104 -0.42800 2014 12 11 57002 0.0625 0.2109 -0.42904 2014 12 12 57003 0.0602 0.2114 -0.43010 2014 12 13 57004 0.0578 0.2120 -0.43122 2014 12 14 57005 0.0555 0.2126 -0.43236 2014 12 15 57006 0.0532 0.2132 -0.43352 2014 12 16 57007 0.0509 0.2139 -0.43469 2014 12 17 57008 0.0486 0.2146 -0.43585 2014 12 18 57009 0.0463 0.2153 -0.43698 2014 12 19 57010 0.0440 0.2161 -0.43806 2014 12 20 57011 0.0417 0.2169 -0.43907 2014 12 21 57012 0.0395 0.2177 -0.44004 2014 12 22 57013 0.0372 0.2186 -0.44098 2014 12 23 57014 0.0350 0.2195 -0.44194 2014 12 24 57015 0.0328 0.2205 -0.44298 2014 12 25 57016 0.0306 0.2215 -0.44412 2014 12 26 57017 0.0284 0.2225 -0.44538 2014 12 27 57018 0.0262 0.2236 -0.44670 2014 12 28 57019 0.0241 0.2247 -0.44804 2014 12 29 57020 0.0219 0.2258 -0.44932 2014 12 30 57021 0.0198 0.2269 -0.45047 2014 12 31 57022 0.0177 0.2281 -0.45147 2015 1 1 57023 0.0156 0.2294 -0.45231 2015 1 2 57024 0.0136 0.2306 -0.45302 2015 1 3 57025 0.0116 0.2319 -0.45366 2015 1 4 57026 0.0095 0.2332 -0.45430 2015 1 5 57027 0.0076 0.2346 -0.45495 2015 1 6 57028 0.0056 0.2360 -0.45560 2015 1 7 57029 0.0036 0.2374 -0.45624 2015 1 8 57030 0.0017 0.2388 -0.45689 2015 1 9 57031 -0.0002 0.2403 -0.45762 2015 1 10 57032 -0.0020 0.2418 -0.45852 2015 1 11 57033 -0.0039 0.2434 -0.45954 2015 1 12 57034 -0.0057 0.2449 -0.46060 2015 1 13 57035 -0.0075 0.2465 -0.46169 2015 1 14 57036 -0.0093 0.2482 -0.46272 2015 1 15 57037 -0.0110 0.2498 -0.46368 2015 1 16 57038 -0.0127 0.2515 -0.46461 2015 1 17 57039 -0.0144 0.2532 -0.46541 2015 1 18 57040 -0.0160 0.2550 -0.46612 2015 1 19 57041 -0.0177 0.2567 -0.46685 2015 1 20 57042 -0.0192 0.2585 -0.46768 2015 1 21 57043 -0.0208 0.2603 -0.46865 2015 1 22 57044 -0.0223 0.2622 -0.46983 2015 1 23 57045 -0.0238 0.2641 -0.47119 2015 1 24 57046 -0.0253 0.2660 -0.47266 2015 1 25 57047 -0.0267 0.2679 -0.47408 2015 1 26 57048 -0.0281 0.2698 -0.47543 2015 1 27 57049 -0.0295 0.2718 -0.47664 2015 1 28 57050 -0.0308 0.2738 -0.47770 2015 1 29 57051 -0.0321 0.2758 -0.47861 2015 1 30 57052 -0.0334 0.2778 -0.47947 2015 1 31 57053 -0.0346 0.2799 -0.48027 2015 2 1 57054 -0.0358 0.2819 -0.48108 2015 2 2 57055 -0.0369 0.2840 -0.48190 2015 2 3 57056 -0.0381 0.2861 -0.48272 2015 2 4 57057 -0.0391 0.2883 -0.48357 2015 2 5 57058 -0.0402 0.2904 -0.48447 2015 2 6 57059 -0.0412 0.2926 -0.48542 2015 2 7 57060 -0.0422 0.2948 -0.48641 2015 2 8 57061 -0.0431 0.2970 -0.48749 2015 2 9 57062 -0.0440 0.2992 -0.48857 2015 2 10 57063 -0.0448 0.3014 -0.48966 2015 2 11 57064 -0.0457 0.3037 -0.49076 2015 2 12 57065 -0.0464 0.3059 -0.49182 2015 2 13 57066 -0.0472 0.3082 -0.49290 2015 2 14 57067 -0.0479 0.3105 -0.49404 2015 2 15 57068 -0.0485 0.3128 -0.49524 2015 2 16 57069 -0.0491 0.3151 -0.49653 2015 2 17 57070 -0.0497 0.3174 -0.49788 2015 2 18 57071 -0.0502 0.3198 -0.49935 2015 2 19 57072 -0.0507 0.3221 -0.50101 2015 2 20 57073 -0.0512 0.3245 -0.50281 2015 2 21 57074 -0.0516 0.3268 -0.50472 2015 2 22 57075 -0.0520 0.3292 -0.50660 2015 2 23 57076 -0.0523 0.3316 -0.50834 2015 2 24 57077 -0.0526 0.3340 -0.50987 2015 2 25 57078 -0.0528 0.3364 -0.51122 2015 2 26 57079 -0.0530 0.3388 -0.51242 2015 2 27 57080 -0.0532 0.3412 -0.51351 2015 2 28 57081 -0.0533 0.3436 -0.51455 2015 3 1 57082 -0.0534 0.3460 -0.51563 2015 3 2 57083 -0.0534 0.3484 -0.51675 2015 3 3 57084 -0.0534 0.3508 -0.51792 2015 3 4 57085 -0.0533 0.3532 -0.51917 2015 3 5 57086 -0.0532 0.3556 -0.52053 2015 3 6 57087 -0.0531 0.3581 -0.52197 2015 3 7 57088 -0.0529 0.3605 -0.52345 2015 3 8 57089 -0.0527 0.3629 -0.52492 2015 3 9 57090 -0.0524 0.3653 -0.52638 2015 3 10 57091 -0.0521 0.3677 -0.52783 2015 3 11 57092 -0.0518 0.3701 -0.52923 2015 3 12 57093 -0.0514 0.3725 -0.53059 2015 3 13 57094 -0.0509 0.3749 -0.53194 2015 3 14 57095 -0.0505 0.3773 -0.53330 2015 3 15 57096 -0.0499 0.3797 -0.53473 2015 3 16 57097 -0.0494 0.3821 -0.53623 2015 3 17 57098 -0.0488 0.3845 -0.53792 2015 3 18 57099 -0.0481 0.3869 -0.53978 2015 3 19 57100 -0.0474 0.3892 -0.54178 2015 3 20 57101 -0.0467 0.3916 -0.54389 2015 3 21 57102 -0.0459 0.3939 -0.54602 2015 3 22 57103 -0.0451 0.3963 -0.54811 2015 3 23 57104 -0.0442 0.3986 -0.55012 2015 3 24 57105 -0.0433 0.4009 -0.55196 2015 3 25 57106 -0.0424 0.4032 -0.55367 2015 3 26 57107 -0.0414 0.4055 -0.55524 2015 3 27 57108 -0.0404 0.4078 -0.55668 2015 3 28 57109 -0.0393 0.4100 -0.55806 2015 3 29 57110 -0.0382 0.4123 -0.55943 2015 3 30 57111 -0.0370 0.4145 -0.56082 2015 3 31 57112 -0.0359 0.4167 -0.56225 2015 4 1 57113 -0.0346 0.4189 -0.56379 2015 4 2 57114 -0.0334 0.4211 -0.56541 2015 4 3 57115 -0.0321 0.4233 -0.56707 2015 4 4 57116 -0.0307 0.4254 -0.56875 2015 4 5 57117 -0.0294 0.4275 -0.57045 2015 4 6 57118 -0.0279 0.4297 -0.57215 2015 4 7 57119 -0.0265 0.4317 -0.57384 2015 4 8 57120 -0.0250 0.4338 -0.57544 2015 4 9 57121 -0.0235 0.4358 -0.57698 2015 4 10 57122 -0.0219 0.4379 -0.57848 2015 4 11 57123 -0.0203 0.4399 -0.58002 2015 4 12 57124 -0.0186 0.4418 -0.58163 2015 4 13 57125 -0.0170 0.4438 -0.58333 2015 4 14 57126 -0.0153 0.4457 -0.58518 2015 4 15 57127 -0.0135 0.4476 -0.58719 2015 4 16 57128 -0.0117 0.4495 -0.58930 2015 4 17 57129 -0.0099 0.4514 -0.59149 2015 4 18 57130 -0.0081 0.4532 -0.59361 2015 4 19 57131 -0.0062 0.4550 -0.59562 2015 4 20 57132 -0.0043 0.4568 -0.59745 2015 4 21 57133 -0.0024 0.4585 -0.59911 2015 4 22 57134 -0.0004 0.4602 -0.60062 2015 4 23 57135 0.0016 0.4619 -0.60206 2015 4 24 57136 0.0037 0.4636 -0.60345 2015 4 25 57137 0.0057 0.4652 -0.60485 2015 4 26 57138 0.0078 0.4668 -0.60621 2015 4 27 57139 0.0099 0.4684 -0.60761 2015 4 28 57140 0.0121 0.4699 -0.60901 2015 4 29 57141 0.0143 0.4714 -0.61042 2015 4 30 57142 0.0165 0.4729 -0.61185 2015 5 1 57143 0.0187 0.4743 -0.61330 2015 5 2 57144 0.0210 0.4757 -0.61475 2015 5 3 57145 0.0233 0.4771 -0.61613 2015 5 4 57146 0.0256 0.4784 -0.61740 2015 5 5 57147 0.0279 0.4797 -0.61857 2015 5 6 57148 0.0303 0.4810 -0.61960 2015 5 7 57149 0.0326 0.4822 -0.62055 2015 5 8 57150 0.0350 0.4834 -0.62146 2015 5 9 57151 0.0375 0.4846 -0.62238 2015 5 10 57152 0.0399 0.4857 -0.62340 2015 5 11 57153 0.0424 0.4868 -0.62456 2015 5 12 57154 0.0449 0.4879 -0.62589 2015 5 13 57155 0.0474 0.4889 -0.62741 2015 5 14 57156 0.0499 0.4898 -0.62905 2015 5 15 57157 0.0524 0.4908 -0.63074 2015 5 16 57158 0.0550 0.4917 -0.63241 2015 5 17 57159 0.0576 0.4926 -0.63398 2015 5 18 57160 0.0602 0.4934 -0.63543 2015 5 19 57161 0.0628 0.4942 -0.63674 2015 5 20 57162 0.0654 0.4949 -0.63790 2015 5 21 57163 0.0680 0.4956 -0.63896 2015 5 22 57164 0.0707 0.4963 -0.63996 2015 5 23 57165 0.0734 0.4969 -0.64099 2015 5 24 57166 0.0760 0.4975 -0.64201 2015 5 25 57167 0.0787 0.4980 -0.64300 2015 5 26 57168 0.0814 0.4985 -0.64404 2015 5 27 57169 0.0841 0.4990 -0.64506 2015 5 28 57170 0.0868 0.4994 -0.64607 2015 5 29 57171 0.0896 0.4998 -0.64707 These predictions are based on all announced leap seconds. 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).