********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 19 June 2014 Vol. XXVII No. 025 ______________________________________________________________________ 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 6 13 56821 0.14911 .00009 0.43354 .00009 -0.290044 0.000012 14 6 14 56822 0.15076 .00009 0.43266 .00009 -0.290700 0.000014 14 6 15 56823 0.15249 .00009 0.43162 .00009 -0.291437 0.000011 14 6 16 56824 0.15425 .00009 0.43069 .00009 -0.292267 0.000010 14 6 17 56825 0.15589 .00009 0.43002 .00009 -0.293254 0.000010 14 6 18 56826 0.15728 .00009 0.42946 .00009 -0.294383 0.000065 14 6 19 56827 0.15849 .00009 0.42892 .00009 -0.295554 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 = 0.0929 + 0.0222 cos A + 0.0911 sin A + 0.0436 cos C - 0.0135 sin C y = 0.3519 + 0.0854 cos A - 0.0205 sin A - 0.0135 cos C - 0.0436 sin C UT1-UTC = -0.2795 - 0.00100 (MJD - 56835) - (UT2-UT1) where A = 2*pi*(MJD-56827)/365.25 and C = 2*pi*(MJD-56827)/435. TAI-UTC(MJD 56828) = 35.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-56827)**0.80 S t = 0.00025 (MJD-56827)**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 6 20 56828 0.1597 0.4282 -0.29670 2014 6 21 56829 0.1611 0.4275 -0.29773 2014 6 22 56830 0.1625 0.4267 -0.29860 2014 6 23 56831 0.1639 0.4258 -0.29929 2014 6 24 56832 0.1655 0.4249 -0.29978 2014 6 25 56833 0.1670 0.4240 -0.30010 2014 6 26 56834 0.1686 0.4231 -0.30028 2014 6 27 56835 0.1701 0.4222 -0.30039 2014 6 28 56836 0.1716 0.4213 -0.30049 2014 6 29 56837 0.1730 0.4203 -0.30065 2014 6 30 56838 0.1745 0.4193 -0.30091 2014 7 1 56839 0.1759 0.4183 -0.30127 2014 7 2 56840 0.1773 0.4173 -0.30173 2014 7 3 56841 0.1787 0.4163 -0.30225 2014 7 4 56842 0.1801 0.4153 -0.30280 2014 7 5 56843 0.1816 0.4143 -0.30337 2014 7 6 56844 0.1830 0.4132 -0.30389 2014 7 7 56845 0.1843 0.4121 -0.30434 2014 7 8 56846 0.1857 0.4110 -0.30470 2014 7 9 56847 0.1870 0.4098 -0.30497 2014 7 10 56848 0.1884 0.4087 -0.30517 2014 7 11 56849 0.1897 0.4075 -0.30535 2014 7 12 56850 0.1910 0.4063 -0.30557 2014 7 13 56851 0.1922 0.4050 -0.30590 2014 7 14 56852 0.1935 0.4038 -0.30637 2014 7 15 56853 0.1947 0.4025 -0.30699 2014 7 16 56854 0.1960 0.4012 -0.30770 2014 7 17 56855 0.1972 0.3999 -0.30842 2014 7 18 56856 0.1983 0.3986 -0.30907 2014 7 19 56857 0.1995 0.3973 -0.30958 2014 7 20 56858 0.2006 0.3959 -0.30992 2014 7 21 56859 0.2017 0.3945 -0.31010 2014 7 22 56860 0.2028 0.3931 -0.31016 2014 7 23 56861 0.2039 0.3917 -0.31012 2014 7 24 56862 0.2049 0.3902 -0.31003 2014 7 25 56863 0.2059 0.3888 -0.30993 2014 7 26 56864 0.2069 0.3873 -0.30986 2014 7 27 56865 0.2079 0.3858 -0.30986 2014 7 28 56866 0.2088 0.3843 -0.30993 2014 7 29 56867 0.2097 0.3828 -0.31010 2014 7 30 56868 0.2106 0.3812 -0.31035 2014 7 31 56869 0.2115 0.3797 -0.31066 2014 8 1 56870 0.2123 0.3781 -0.31100 2014 8 2 56871 0.2131 0.3765 -0.31134 2014 8 3 56872 0.2139 0.3749 -0.31165 2014 8 4 56873 0.2146 0.3733 -0.31191 2014 8 5 56874 0.2154 0.3717 -0.31212 2014 8 6 56875 0.2160 0.3700 -0.31229 2014 8 7 56876 0.2167 0.3684 -0.31244 2014 8 8 56877 0.2173 0.3667 -0.31264 2014 8 9 56878 0.2179 0.3650 -0.31295 2014 8 10 56879 0.2185 0.3634 -0.31341 2014 8 11 56880 0.2190 0.3617 -0.31404 2014 8 12 56881 0.2195 0.3599 -0.31482 2014 8 13 56882 0.2200 0.3582 -0.31566 2014 8 14 56883 0.2205 0.3565 -0.31648 2014 8 15 56884 0.2209 0.3548 -0.31718 2014 8 16 56885 0.2213 0.3530 -0.31772 2014 8 17 56886 0.2216 0.3512 -0.31808 2014 8 18 56887 0.2219 0.3495 -0.31827 2014 8 19 56888 0.2222 0.3477 -0.31836 2014 8 20 56889 0.2225 0.3459 -0.31837 2014 8 21 56890 0.2227 0.3442 -0.31837 2014 8 22 56891 0.2229 0.3424 -0.31840 2014 8 23 56892 0.2230 0.3406 -0.31849 2014 8 24 56893 0.2232 0.3388 -0.31867 2014 8 25 56894 0.2233 0.3370 -0.31896 2014 8 26 56895 0.2233 0.3352 -0.31935 2014 8 27 56896 0.2233 0.3333 -0.31982 2014 8 28 56897 0.2233 0.3315 -0.32035 2014 8 29 56898 0.2233 0.3297 -0.32092 2014 8 30 56899 0.2232 0.3279 -0.32148 2014 8 31 56900 0.2231 0.3261 -0.32202 2014 9 1 56901 0.2229 0.3243 -0.32252 2014 9 2 56902 0.2228 0.3224 -0.32298 2014 9 3 56903 0.2225 0.3206 -0.32342 2014 9 4 56904 0.2223 0.3188 -0.32390 2014 9 5 56905 0.2220 0.3170 -0.32446 2014 9 6 56906 0.2217 0.3152 -0.32516 2014 9 7 56907 0.2213 0.3134 -0.32606 2014 9 8 56908 0.2210 0.3116 -0.32714 2014 9 9 56909 0.2205 0.3098 -0.32836 2014 9 10 56910 0.2201 0.3080 -0.32964 2014 9 11 56911 0.2196 0.3062 -0.33087 2014 9 12 56912 0.2191 0.3044 -0.33198 2014 9 13 56913 0.2185 0.3026 -0.33293 2014 9 14 56914 0.2180 0.3008 -0.33372 2014 9 15 56915 0.2173 0.2991 -0.33438 2014 9 16 56916 0.2167 0.2973 -0.33496 2014 9 17 56917 0.2160 0.2955 -0.33550 2014 9 18 56918 0.2153 0.2938 -0.33605 2014 9 19 56919 0.2145 0.2921 -0.33664 2014 9 20 56920 0.2138 0.2903 -0.33732 2014 9 21 56921 0.2129 0.2886 -0.33809 2014 9 22 56922 0.2121 0.2869 -0.33895 2014 9 23 56923 0.2112 0.2852 -0.33990 2014 9 24 56924 0.2103 0.2835 -0.34092 2014 9 25 56925 0.2093 0.2819 -0.34199 2014 9 26 56926 0.2084 0.2802 -0.34307 2014 9 27 56927 0.2074 0.2786 -0.34413 2014 9 28 56928 0.2063 0.2769 -0.34514 2014 9 29 56929 0.2053 0.2753 -0.34611 2014 9 30 56930 0.2041 0.2737 -0.34704 2014 10 1 56931 0.2030 0.2721 -0.34797 2014 10 2 56932 0.2019 0.2705 -0.34896 2014 10 3 56933 0.2007 0.2690 -0.35006 2014 10 4 56934 0.1994 0.2674 -0.35133 2014 10 5 56935 0.1982 0.2659 -0.35278 2014 10 6 56936 0.1969 0.2644 -0.35442 2014 10 7 56937 0.1956 0.2629 -0.35616 2014 10 8 56938 0.1943 0.2615 -0.35791 2014 10 9 56939 0.1929 0.2600 -0.35958 2014 10 10 56940 0.1915 0.2586 -0.36111 2014 10 11 56941 0.1901 0.2572 -0.36247 2014 10 12 56942 0.1886 0.2558 -0.36367 2014 10 13 56943 0.1871 0.2544 -0.36475 2014 10 14 56944 0.1856 0.2530 -0.36576 2014 10 15 56945 0.1841 0.2517 -0.36675 2014 10 16 56946 0.1826 0.2504 -0.36775 2014 10 17 56947 0.1810 0.2491 -0.36881 2014 10 18 56948 0.1794 0.2479 -0.36994 2014 10 19 56949 0.1777 0.2466 -0.37116 2014 10 20 56950 0.1761 0.2454 -0.37245 2014 10 21 56951 0.1744 0.2442 -0.37381 2014 10 22 56952 0.1727 0.2431 -0.37520 2014 10 23 56953 0.1710 0.2419 -0.37660 2014 10 24 56954 0.1692 0.2408 -0.37798 2014 10 25 56955 0.1675 0.2397 -0.37930 2014 10 26 56956 0.1657 0.2387 -0.38055 2014 10 27 56957 0.1639 0.2376 -0.38174 2014 10 28 56958 0.1620 0.2366 -0.38290 2014 10 29 56959 0.1602 0.2356 -0.38408 2014 10 30 56960 0.1583 0.2347 -0.38534 2014 10 31 56961 0.1564 0.2338 -0.38671 2014 11 1 56962 0.1545 0.2329 -0.38823 2014 11 2 56963 0.1526 0.2320 -0.38989 2014 11 3 56964 0.1506 0.2311 -0.39165 2014 11 4 56965 0.1487 0.2303 -0.39345 2014 11 5 56966 0.1467 0.2295 -0.39520 2014 11 6 56967 0.1447 0.2288 -0.39685 2014 11 7 56968 0.1427 0.2281 -0.39834 2014 11 8 56969 0.1407 0.2274 -0.39966 2014 11 9 56970 0.1386 0.2267 -0.40084 2014 11 10 56971 0.1366 0.2261 -0.40193 2014 11 11 56972 0.1345 0.2255 -0.40296 2014 11 12 56973 0.1324 0.2249 -0.40399 2014 11 13 56974 0.1303 0.2244 -0.40504 2014 11 14 56975 0.1282 0.2239 -0.40615 2014 11 15 56976 0.1261 0.2234 -0.40732 2014 11 16 56977 0.1240 0.2229 -0.40856 2014 11 17 56978 0.1219 0.2225 -0.40986 2014 11 18 56979 0.1197 0.2221 -0.41119 2014 11 19 56980 0.1176 0.2218 -0.41253 2014 11 20 56981 0.1154 0.2215 -0.41386 2014 11 21 56982 0.1132 0.2212 -0.41513 2014 11 22 56983 0.1110 0.2209 -0.41634 2014 11 23 56984 0.1089 0.2207 -0.41747 2014 11 24 56985 0.1067 0.2206 -0.41855 2014 11 25 56986 0.1045 0.2204 -0.41963 2014 11 26 56987 0.1023 0.2203 -0.42074 2014 11 27 56988 0.1001 0.2202 -0.42195 2014 11 28 56989 0.0979 0.2202 -0.42328 2014 11 29 56990 0.0957 0.2201 -0.42473 2014 11 30 56991 0.0935 0.2202 -0.42627 2014 12 1 56992 0.0913 0.2202 -0.42783 2014 12 2 56993 0.0890 0.2203 -0.42936 2014 12 3 56994 0.0868 0.2204 -0.43079 2014 12 4 56995 0.0846 0.2206 -0.43209 2014 12 5 56996 0.0824 0.2208 -0.43322 2014 12 6 56997 0.0802 0.2210 -0.43422 2014 12 7 56998 0.0780 0.2213 -0.43510 2014 12 8 56999 0.0758 0.2215 -0.43592 2014 12 9 57000 0.0736 0.2219 -0.43672 2014 12 10 57001 0.0714 0.2222 -0.43753 2014 12 11 57002 0.0692 0.2226 -0.43839 2014 12 12 57003 0.0670 0.2231 -0.43930 2014 12 13 57004 0.0648 0.2235 -0.44028 2014 12 14 57005 0.0627 0.2240 -0.44131 2014 12 15 57006 0.0605 0.2245 -0.44238 2014 12 16 57007 0.0584 0.2251 -0.44346 2014 12 17 57008 0.0562 0.2257 -0.44454 2014 12 18 57009 0.0541 0.2263 -0.44559 2014 12 19 57010 0.0519 0.2270 -0.44659 2014 12 20 57011 0.0498 0.2277 -0.44753 2014 12 21 57012 0.0477 0.2284 -0.44842 2014 12 22 57013 0.0456 0.2292 -0.44931 2014 12 23 57014 0.0435 0.2300 -0.45024 2014 12 24 57015 0.0415 0.2308 -0.45127 2014 12 25 57016 0.0394 0.2317 -0.45244 2014 12 26 57017 0.0374 0.2326 -0.45375 2014 12 27 57018 0.0353 0.2335 -0.45517 2014 12 28 57019 0.0333 0.2345 -0.45664 2014 12 29 57020 0.0313 0.2355 -0.45810 2014 12 30 57021 0.0293 0.2365 -0.45947 2014 12 31 57022 0.0274 0.2375 -0.46072 2015 1 1 57023 0.0254 0.2386 -0.46184 2015 1 2 57024 0.0235 0.2397 -0.46284 2015 1 3 57025 0.0216 0.2409 -0.46374 2015 1 4 57026 0.0197 0.2421 -0.46457 2015 1 5 57027 0.0178 0.2433 -0.46539 2015 1 6 57028 0.0160 0.2445 -0.46622 2015 1 7 57029 0.0142 0.2458 -0.46709 2015 1 8 57030 0.0124 0.2471 -0.46800 2015 1 9 57031 0.0106 0.2484 -0.46894 2015 1 10 57032 0.0088 0.2497 -0.46992 2015 1 11 57033 0.0071 0.2511 -0.47091 2015 1 12 57034 0.0054 0.2525 -0.47191 2015 1 13 57035 0.0037 0.2540 -0.47289 2015 1 14 57036 0.0020 0.2554 -0.47386 2015 1 15 57037 0.0004 0.2569 -0.47479 2015 1 16 57038 -0.0013 0.2584 -0.47569 2015 1 17 57039 -0.0028 0.2600 -0.47657 2015 1 18 57040 -0.0044 0.2616 -0.47745 2015 1 19 57041 -0.0059 0.2631 -0.47838 2015 1 20 57042 -0.0075 0.2648 -0.47942 2015 1 21 57043 -0.0089 0.2664 -0.48061 2015 1 22 57044 -0.0104 0.2681 -0.48197 2015 1 23 57045 -0.0118 0.2698 -0.48346 2015 1 24 57046 -0.0132 0.2715 -0.48502 2015 1 25 57047 -0.0146 0.2732 -0.48659 2015 1 26 57048 -0.0159 0.2750 -0.48808 2015 1 27 57049 -0.0172 0.2768 -0.48942 2015 1 28 57050 -0.0185 0.2786 -0.49064 2015 1 29 57051 -0.0197 0.2804 -0.49173 2015 1 30 57052 -0.0209 0.2823 -0.49264 2015 1 31 57053 -0.0221 0.2841 -0.49345 2015 2 1 57054 -0.0232 0.2860 -0.49425 2015 2 2 57055 -0.0243 0.2879 -0.49505 2015 2 3 57056 -0.0254 0.2898 -0.49588 2015 2 4 57057 -0.0264 0.2918 -0.49675 2015 2 5 57058 -0.0274 0.2937 -0.49766 2015 2 6 57059 -0.0284 0.2957 -0.49860 2015 2 7 57060 -0.0293 0.2977 -0.49964 2015 2 8 57061 -0.0302 0.2997 -0.50071 2015 2 9 57062 -0.0311 0.3018 -0.50176 2015 2 10 57063 -0.0319 0.3038 -0.50275 2015 2 11 57064 -0.0327 0.3058 -0.50368 2015 2 12 57065 -0.0335 0.3079 -0.50456 2015 2 13 57066 -0.0342 0.3100 -0.50543 2015 2 14 57067 -0.0349 0.3121 -0.50634 2015 2 15 57068 -0.0355 0.3142 -0.50735 2015 2 16 57069 -0.0361 0.3163 -0.50848 2015 2 17 57070 -0.0367 0.3185 -0.50972 2015 2 18 57071 -0.0373 0.3206 -0.51108 2015 2 19 57072 -0.0377 0.3228 -0.51258 2015 2 20 57073 -0.0382 0.3249 -0.51424 2015 2 21 57074 -0.0386 0.3271 -0.51606 2015 2 22 57075 -0.0390 0.3293 -0.51791 2015 2 23 57076 -0.0393 0.3315 -0.51965 2015 2 24 57077 -0.0396 0.3336 -0.52125 2015 2 25 57078 -0.0399 0.3358 -0.52263 2015 2 26 57079 -0.0401 0.3381 -0.52384 2015 2 27 57080 -0.0403 0.3403 -0.52497 2015 2 28 57081 -0.0405 0.3425 -0.52595 2015 3 1 57082 -0.0406 0.3447 -0.52685 2015 3 2 57083 -0.0406 0.3469 -0.52777 2015 3 3 57084 -0.0407 0.3492 -0.52875 2015 3 4 57085 -0.0406 0.3514 -0.52981 2015 3 5 57086 -0.0406 0.3536 -0.53098 2015 3 6 57087 -0.0405 0.3559 -0.53226 2015 3 7 57088 -0.0404 0.3581 -0.53360 2015 3 8 57089 -0.0402 0.3603 -0.53494 2015 3 9 57090 -0.0400 0.3626 -0.53628 2015 3 10 57091 -0.0397 0.3648 -0.53759 2015 3 11 57092 -0.0394 0.3670 -0.53885 2015 3 12 57093 -0.0391 0.3692 -0.54007 2015 3 13 57094 -0.0387 0.3715 -0.54132 2015 3 14 57095 -0.0383 0.3737 -0.54259 2015 3 15 57096 -0.0379 0.3759 -0.54394 2015 3 16 57097 -0.0374 0.3781 -0.54539 2015 3 17 57098 -0.0368 0.3803 -0.54697 2015 3 18 57099 -0.0363 0.3825 -0.54870 2015 3 19 57100 -0.0356 0.3847 -0.55058 2015 3 20 57101 -0.0350 0.3869 -0.55256 2015 3 21 57102 -0.0343 0.3891 -0.55454 2015 3 22 57103 -0.0336 0.3912 -0.55650 2015 3 23 57104 -0.0328 0.3934 -0.55830 2015 3 24 57105 -0.0320 0.3955 -0.55992 2015 3 25 57106 -0.0311 0.3977 -0.56140 2015 3 26 57107 -0.0303 0.3998 -0.56276 2015 3 27 57108 -0.0293 0.4019 -0.56409 2015 3 28 57109 -0.0284 0.4040 -0.56546 2015 3 29 57110 -0.0274 0.4061 -0.56687 2015 3 30 57111 -0.0263 0.4082 -0.56832 2015 3 31 57112 -0.0253 0.4103 -0.56976 2015 4 1 57113 -0.0242 0.4123 -0.57120 2015 4 2 57114 -0.0230 0.4143 -0.57268 2015 4 3 57115 -0.0218 0.4164 -0.57421 2015 4 4 57116 -0.0206 0.4184 -0.57581 2015 4 5 57117 -0.0194 0.4203 -0.57740 2015 4 6 57118 -0.0181 0.4223 -0.57895 2015 4 7 57119 -0.0167 0.4243 -0.58039 2015 4 8 57120 -0.0154 0.4262 -0.58176 2015 4 9 57121 -0.0140 0.4281 -0.58306 2015 4 10 57122 -0.0125 0.4300 -0.58432 2015 4 11 57123 -0.0111 0.4319 -0.58560 2015 4 12 57124 -0.0096 0.4337 -0.58696 2015 4 13 57125 -0.0080 0.4355 -0.58846 2015 4 14 57126 -0.0065 0.4373 -0.59010 2015 4 15 57127 -0.0049 0.4391 -0.59193 2015 4 16 57128 -0.0032 0.4409 -0.59392 2015 4 17 57129 -0.0016 0.4426 -0.59601 2015 4 18 57130 0.0001 0.4443 -0.59806 2015 4 19 57131 0.0019 0.4460 -0.59998 2015 4 20 57132 0.0036 0.4477 -0.60172 2015 4 21 57133 0.0054 0.4493 -0.60328 2015 4 22 57134 0.0072 0.4509 -0.60469 2015 4 23 57135 0.0091 0.4525 -0.60599 2015 4 24 57136 0.0109 0.4541 -0.60724 2015 4 25 57137 0.0129 0.4556 -0.60849 2015 4 26 57138 0.0148 0.4571 -0.60975 2015 4 27 57139 0.0167 0.4586 -0.61103 2015 4 28 57140 0.0187 0.4601 -0.61236 2015 4 29 57141 0.0207 0.4615 -0.61373 2015 4 30 57142 0.0228 0.4629 -0.61508 2015 5 1 57143 0.0249 0.4642 -0.61643 2015 5 2 57144 0.0269 0.4656 -0.61776 2015 5 3 57145 0.0291 0.4669 -0.61909 2015 5 4 57146 0.0312 0.4681 -0.62041 2015 5 5 57147 0.0334 0.4694 -0.62169 2015 5 6 57148 0.0355 0.4706 -0.62293 2015 5 7 57149 0.0377 0.4717 -0.62410 2015 5 8 57150 0.0400 0.4729 -0.62520 2015 5 9 57151 0.0422 0.4740 -0.62631 2015 5 10 57152 0.0445 0.4750 -0.62749 2015 5 11 57153 0.0468 0.4761 -0.62876 2015 5 12 57154 0.0491 0.4771 -0.63015 2015 5 13 57155 0.0514 0.4781 -0.63171 2015 5 14 57156 0.0538 0.4790 -0.63338 2015 5 15 57157 0.0561 0.4799 -0.63505 2015 5 16 57158 0.0585 0.4808 -0.63665 2015 5 17 57159 0.0609 0.4816 -0.63814 2015 5 18 57160 0.0633 0.4824 -0.63949 2015 5 19 57161 0.0657 0.4832 -0.64071 2015 5 20 57162 0.0682 0.4839 -0.64177 2015 5 21 57163 0.0706 0.4846 -0.64274 2015 5 22 57164 0.0731 0.4852 -0.64367 2015 5 23 57165 0.0756 0.4858 -0.64461 2015 5 24 57166 0.0780 0.4864 -0.64559 2015 5 25 57167 0.0805 0.4869 -0.64656 2015 5 26 57168 0.0831 0.4874 -0.64758 2015 5 27 57169 0.0856 0.4879 -0.64860 2015 5 28 57170 0.0881 0.4883 -0.64960 2015 5 29 57171 0.0906 0.4887 -0.65058 2015 5 30 57172 0.0932 0.4891 -0.65149 2015 5 31 57173 0.0957 0.4894 -0.65233 2015 6 1 57174 0.0983 0.4896 -0.65309 2015 6 2 57175 0.1009 0.4899 -0.65378 2015 6 3 57176 0.1034 0.4901 -0.65443 2015 6 4 57177 0.1060 0.4902 -0.65509 2015 6 5 57178 0.1086 0.4903 -0.65578 2015 6 6 57179 0.1111 0.4904 -0.65656 2015 6 7 57180 0.1137 0.4905 -0.65740 2015 6 8 57181 0.1163 0.4905 -0.65836 2015 6 9 57182 0.1189 0.4904 -0.65938 2015 6 10 57183 0.1215 0.4903 -0.66044 2015 6 11 57184 0.1241 0.4902 -0.66151 2015 6 12 57185 0.1266 0.4901 -0.66254 2015 6 13 57186 0.1292 0.4899 -0.66346 2015 6 14 57187 0.1318 0.4896 -0.66420 2015 6 15 57188 0.1344 0.4894 -0.66473 2015 6 16 57189 0.1369 0.4890 -0.66509 2015 6 17 57190 0.1395 0.4887 -0.66530 2015 6 18 57191 0.1420 0.4883 -0.66543 2015 6 19 57192 0.1446 0.4879 -0.66554 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) 56797 -80.49 0.11 -13.97 0.06 56798 -80.69 0.30 -13.84 0.05 56799 -80.64 0.30 -13.83 0.05 56800 -80.39 0.30 -13.85 0.04 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 56797 0.195 0.044 -0.241 0.060 56798 0.199 0.119 -0.213 0.050 56799 0.196 0.119 -0.194 0.050 56800 0.189 0.119 -0.208 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).