********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 14 August 2014 Vol. XXVII No. 033 ______________________________________________________________________ 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 8 8 56877 0.20215 .00009 0.37120 .00009 -0.316468 0.000010 14 8 9 56878 0.20315 .00009 0.37014 .00009 -0.316694 0.000016 14 8 10 56879 0.20427 .00009 0.36913 .00009 -0.317086 0.000012 14 8 11 56880 0.20545 .00009 0.36830 .00009 -0.317687 0.000010 14 8 12 56881 0.20652 .00009 0.36758 .00009 -0.318440 0.000065 14 8 13 56882 0.20734 .00009 0.36685 .00009 -0.319272 0.000065 14 8 14 56883 0.20802 .00009 0.36608 .00009 -0.320143 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 = 0.1060 + 0.0724 cos A + 0.0176 sin A + 0.0227 cos C - 0.0196 sin C y = 0.3682 + 0.0186 cos A - 0.0693 sin A - 0.0196 cos C - 0.0227 sin C UT1-UTC = -0.3536 - 0.00101 (MJD - 56891) - (UT2-UT1) where A = 2*pi*(MJD-56883)/365.25 and C = 2*pi*(MJD-56883)/435. TAI-UTC(MJD 56884) = 35.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-56883)**0.80 S t = 0.00025 (MJD-56883)**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 8 15 56884 0.2086 0.3651 -0.32092 2014 8 16 56885 0.2091 0.3641 -0.32156 2014 8 17 56886 0.2096 0.3629 -0.32205 2014 8 18 56887 0.2101 0.3616 -0.32241 2014 8 19 56888 0.2106 0.3603 -0.32266 2014 8 20 56889 0.2111 0.3589 -0.32283 2014 8 21 56890 0.2116 0.3574 -0.32298 2014 8 22 56891 0.2120 0.3560 -0.32315 2014 8 23 56892 0.2124 0.3546 -0.32337 2014 8 24 56893 0.2128 0.3532 -0.32370 2014 8 25 56894 0.2132 0.3517 -0.32413 2014 8 26 56895 0.2135 0.3502 -0.32465 2014 8 27 56896 0.2138 0.3486 -0.32523 2014 8 28 56897 0.2141 0.3471 -0.32584 2014 8 29 56898 0.2144 0.3455 -0.32646 2014 8 30 56899 0.2146 0.3440 -0.32707 2014 8 31 56900 0.2148 0.3424 -0.32766 2014 9 1 56901 0.2149 0.3408 -0.32821 2014 9 2 56902 0.2150 0.3392 -0.32876 2014 9 3 56903 0.2151 0.3376 -0.32932 2014 9 4 56904 0.2151 0.3359 -0.32994 2014 9 5 56905 0.2151 0.3343 -0.33067 2014 9 6 56906 0.2151 0.3326 -0.33156 2014 9 7 56907 0.2150 0.3310 -0.33267 2014 9 8 56908 0.2150 0.3293 -0.33398 2014 9 9 56909 0.2148 0.3277 -0.33545 2014 9 10 56910 0.2147 0.3260 -0.33698 2014 9 11 56911 0.2145 0.3243 -0.33849 2014 9 12 56912 0.2143 0.3226 -0.33988 2014 9 13 56913 0.2140 0.3210 -0.34111 2014 9 14 56914 0.2137 0.3193 -0.34217 2014 9 15 56915 0.2134 0.3176 -0.34309 2014 9 16 56916 0.2130 0.3159 -0.34393 2014 9 17 56917 0.2126 0.3143 -0.34474 2014 9 18 56918 0.2122 0.3126 -0.34556 2014 9 19 56919 0.2117 0.3109 -0.34644 2014 9 20 56920 0.2113 0.3093 -0.34739 2014 9 21 56921 0.2107 0.3076 -0.34844 2014 9 22 56922 0.2102 0.3059 -0.34960 2014 9 23 56923 0.2096 0.3043 -0.35085 2014 9 24 56924 0.2090 0.3027 -0.35218 2014 9 25 56925 0.2083 0.3010 -0.35354 2014 9 26 56926 0.2076 0.2994 -0.35491 2014 9 27 56927 0.2069 0.2978 -0.35625 2014 9 28 56928 0.2062 0.2962 -0.35754 2014 9 29 56929 0.2054 0.2946 -0.35876 2014 9 30 56930 0.2046 0.2930 -0.35993 2014 10 1 56931 0.2037 0.2914 -0.36109 2014 10 2 56932 0.2029 0.2898 -0.36230 2014 10 3 56933 0.2019 0.2883 -0.36362 2014 10 4 56934 0.2010 0.2867 -0.36509 2014 10 5 56935 0.2000 0.2852 -0.36674 2014 10 6 56936 0.1991 0.2837 -0.36854 2014 10 7 56937 0.1980 0.2822 -0.37045 2014 10 8 56938 0.1970 0.2807 -0.37237 2014 10 9 56939 0.1959 0.2792 -0.37422 2014 10 10 56940 0.1948 0.2777 -0.37592 2014 10 11 56941 0.1936 0.2763 -0.37745 2014 10 12 56942 0.1925 0.2748 -0.37881 2014 10 13 56943 0.1913 0.2734 -0.38005 2014 10 14 56944 0.1900 0.2720 -0.38123 2014 10 15 56945 0.1888 0.2706 -0.38239 2014 10 16 56946 0.1875 0.2693 -0.38357 2014 10 17 56947 0.1862 0.2679 -0.38480 2014 10 18 56948 0.1849 0.2666 -0.38611 2014 10 19 56949 0.1835 0.2653 -0.38750 2014 10 20 56950 0.1821 0.2640 -0.38897 2014 10 21 56951 0.1807 0.2627 -0.39051 2014 10 22 56952 0.1793 0.2615 -0.39208 2014 10 23 56953 0.1778 0.2603 -0.39365 2014 10 24 56954 0.1763 0.2591 -0.39520 2014 10 25 56955 0.1748 0.2579 -0.39667 2014 10 26 56956 0.1733 0.2567 -0.39807 2014 10 27 56957 0.1717 0.2556 -0.39940 2014 10 28 56958 0.1701 0.2545 -0.40068 2014 10 29 56959 0.1685 0.2534 -0.40198 2014 10 30 56960 0.1669 0.2523 -0.40335 2014 10 31 56961 0.1653 0.2513 -0.40484 2014 11 1 56962 0.1636 0.2503 -0.40647 2014 11 2 56963 0.1619 0.2493 -0.40823 2014 11 3 56964 0.1602 0.2483 -0.41009 2014 11 4 56965 0.1585 0.2474 -0.41197 2014 11 5 56966 0.1568 0.2464 -0.41382 2014 11 6 56967 0.1550 0.2456 -0.41554 2014 11 7 56968 0.1532 0.2447 -0.41710 2014 11 8 56969 0.1514 0.2438 -0.41849 2014 11 9 56970 0.1496 0.2430 -0.41972 2014 11 10 56971 0.1478 0.2423 -0.42085 2014 11 11 56972 0.1459 0.2415 -0.42193 2014 11 12 56973 0.1441 0.2408 -0.42299 2014 11 13 56974 0.1422 0.2401 -0.42409 2014 11 14 56975 0.1403 0.2394 -0.42523 2014 11 15 56976 0.1384 0.2388 -0.42645 2014 11 16 56977 0.1365 0.2381 -0.42773 2014 11 17 56978 0.1345 0.2376 -0.42908 2014 11 18 56979 0.1326 0.2370 -0.43046 2014 11 19 56980 0.1306 0.2365 -0.43185 2014 11 20 56981 0.1287 0.2360 -0.43322 2014 11 21 56982 0.1267 0.2355 -0.43455 2014 11 22 56983 0.1247 0.2351 -0.43580 2014 11 23 56984 0.1227 0.2347 -0.43699 2014 11 24 56985 0.1207 0.2343 -0.43813 2014 11 25 56986 0.1187 0.2340 -0.43925 2014 11 26 56987 0.1167 0.2336 -0.44042 2014 11 27 56988 0.1146 0.2334 -0.44168 2014 11 28 56989 0.1126 0.2331 -0.44306 2014 11 29 56990 0.1105 0.2329 -0.44456 2014 11 30 56991 0.1085 0.2327 -0.44613 2014 12 1 56992 0.1064 0.2325 -0.44780 2014 12 2 56993 0.1044 0.2324 -0.44943 2014 12 3 56994 0.1023 0.2323 -0.45097 2014 12 4 56995 0.1002 0.2323 -0.45237 2014 12 5 56996 0.0982 0.2322 -0.45362 2014 12 6 56997 0.0961 0.2322 -0.45472 2014 12 7 56998 0.0940 0.2323 -0.45572 2014 12 8 56999 0.0920 0.2323 -0.45665 2014 12 9 57000 0.0899 0.2324 -0.45756 2014 12 10 57001 0.0878 0.2326 -0.45848 2014 12 11 57002 0.0857 0.2327 -0.45945 2014 12 12 57003 0.0837 0.2329 -0.46048 2014 12 13 57004 0.0816 0.2332 -0.46158 2014 12 14 57005 0.0795 0.2334 -0.46273 2014 12 15 57006 0.0775 0.2337 -0.46392 2014 12 16 57007 0.0754 0.2340 -0.46512 2014 12 17 57008 0.0734 0.2344 -0.46632 2014 12 18 57009 0.0713 0.2348 -0.46749 2014 12 19 57010 0.0693 0.2352 -0.46860 2014 12 20 57011 0.0672 0.2357 -0.46965 2014 12 21 57012 0.0652 0.2362 -0.47066 2014 12 22 57013 0.0632 0.2367 -0.47165 2014 12 23 57014 0.0612 0.2372 -0.47267 2014 12 24 57015 0.0592 0.2378 -0.47379 2014 12 25 57016 0.0572 0.2384 -0.47503 2014 12 26 57017 0.0552 0.2391 -0.47640 2014 12 27 57018 0.0532 0.2397 -0.47787 2014 12 28 57019 0.0513 0.2404 -0.47937 2014 12 29 57020 0.0493 0.2412 -0.48083 2014 12 30 57021 0.0474 0.2419 -0.48220 2014 12 31 57022 0.0454 0.2427 -0.48343 2015 1 1 57023 0.0435 0.2436 -0.48451 2015 1 2 57024 0.0416 0.2444 -0.48546 2015 1 3 57025 0.0397 0.2453 -0.48629 2015 1 4 57026 0.0379 0.2462 -0.48705 2015 1 5 57027 0.0360 0.2472 -0.48779 2015 1 6 57028 0.0342 0.2482 -0.48855 2015 1 7 57029 0.0324 0.2492 -0.48936 2015 1 8 57030 0.0306 0.2502 -0.49022 2015 1 9 57031 0.0288 0.2513 -0.49116 2015 1 10 57032 0.0270 0.2524 -0.49216 2015 1 11 57033 0.0253 0.2535 -0.49320 2015 1 12 57034 0.0235 0.2547 -0.49428 2015 1 13 57035 0.0218 0.2558 -0.49535 2015 1 14 57036 0.0202 0.2571 -0.49641 2015 1 15 57037 0.0185 0.2583 -0.49743 2015 1 16 57038 0.0168 0.2596 -0.49840 2015 1 17 57039 0.0152 0.2608 -0.49933 2015 1 18 57040 0.0136 0.2622 -0.50025 2015 1 19 57041 0.0121 0.2635 -0.50121 2015 1 20 57042 0.0105 0.2649 -0.50226 2015 1 21 57043 0.0090 0.2663 -0.50345 2015 1 22 57044 0.0075 0.2677 -0.50481 2015 1 23 57045 0.0060 0.2691 -0.50631 2015 1 24 57046 0.0045 0.2706 -0.50789 2015 1 25 57047 0.0031 0.2721 -0.50945 2015 1 26 57048 0.0017 0.2736 -0.51093 2015 1 27 57049 0.0003 0.2751 -0.51227 2015 1 28 57050 -0.0010 0.2767 -0.51345 2015 1 29 57051 -0.0023 0.2782 -0.51448 2015 1 30 57052 -0.0036 0.2798 -0.51538 2015 1 31 57053 -0.0049 0.2815 -0.51621 2015 2 1 57054 -0.0061 0.2831 -0.51701 2015 2 2 57055 -0.0073 0.2848 -0.51782 2015 2 3 57056 -0.0085 0.2865 -0.51868 2015 2 4 57057 -0.0096 0.2882 -0.51961 2015 2 5 57058 -0.0107 0.2899 -0.52061 2015 2 6 57059 -0.0118 0.2916 -0.52168 2015 2 7 57060 -0.0129 0.2934 -0.52281 2015 2 8 57061 -0.0139 0.2952 -0.52398 2015 2 9 57062 -0.0149 0.2970 -0.52515 2015 2 10 57063 -0.0158 0.2988 -0.52632 2015 2 11 57064 -0.0167 0.3006 -0.52745 2015 2 12 57065 -0.0176 0.3025 -0.52854 2015 2 13 57066 -0.0185 0.3043 -0.52958 2015 2 14 57067 -0.0193 0.3062 -0.53059 2015 2 15 57068 -0.0201 0.3081 -0.53162 2015 2 16 57069 -0.0208 0.3100 -0.53272 2015 2 17 57070 -0.0216 0.3119 -0.53394 2015 2 18 57071 -0.0222 0.3138 -0.53532 2015 2 19 57072 -0.0229 0.3158 -0.53686 2015 2 20 57073 -0.0235 0.3177 -0.53853 2015 2 21 57074 -0.0241 0.3197 -0.54023 2015 2 22 57075 -0.0246 0.3217 -0.54188 2015 2 23 57076 -0.0251 0.3237 -0.54340 2015 2 24 57077 -0.0256 0.3257 -0.54477 2015 2 25 57078 -0.0261 0.3277 -0.54599 2015 2 26 57079 -0.0265 0.3297 -0.54710 2015 2 27 57080 -0.0268 0.3317 -0.54815 2015 2 28 57081 -0.0271 0.3337 -0.54917 2015 3 1 57082 -0.0274 0.3358 -0.55021 2015 3 2 57083 -0.0277 0.3378 -0.55128 2015 3 3 57084 -0.0279 0.3399 -0.55240 2015 3 4 57085 -0.0281 0.3419 -0.55358 2015 3 5 57086 -0.0282 0.3440 -0.55480 2015 3 6 57087 -0.0283 0.3460 -0.55606 2015 3 7 57088 -0.0284 0.3481 -0.55735 2015 3 8 57089 -0.0284 0.3502 -0.55862 2015 3 9 57090 -0.0284 0.3522 -0.55987 2015 3 10 57091 -0.0284 0.3543 -0.56108 2015 3 11 57092 -0.0283 0.3564 -0.56223 2015 3 12 57093 -0.0282 0.3584 -0.56336 2015 3 13 57094 -0.0280 0.3605 -0.56448 2015 3 14 57095 -0.0278 0.3626 -0.56565 2015 3 15 57096 -0.0276 0.3647 -0.56690 2015 3 16 57097 -0.0273 0.3667 -0.56829 2015 3 17 57098 -0.0270 0.3688 -0.56987 2015 3 18 57099 -0.0267 0.3709 -0.57166 2015 3 19 57100 -0.0263 0.3729 -0.57367 2015 3 20 57101 -0.0259 0.3750 -0.57582 2015 3 21 57102 -0.0254 0.3770 -0.57802 2015 3 22 57103 -0.0249 0.3791 -0.58020 2015 3 23 57104 -0.0244 0.3811 -0.58223 2015 3 24 57105 -0.0238 0.3832 -0.58409 2015 3 25 57106 -0.0232 0.3852 -0.58578 2015 3 26 57107 -0.0225 0.3872 -0.58731 2015 3 27 57108 -0.0219 0.3892 -0.58871 2015 3 28 57109 -0.0211 0.3912 -0.59005 2015 3 29 57110 -0.0204 0.3932 -0.59135 2015 3 30 57111 -0.0196 0.3952 -0.59267 2015 3 31 57112 -0.0188 0.3972 -0.59401 2015 4 1 57113 -0.0179 0.3992 -0.59541 2015 4 2 57114 -0.0170 0.4011 -0.59682 2015 4 3 57115 -0.0161 0.4031 -0.59830 2015 4 4 57116 -0.0151 0.4050 -0.59981 2015 4 5 57117 -0.0141 0.4069 -0.60127 2015 4 6 57118 -0.0130 0.4088 -0.60271 2015 4 7 57119 -0.0120 0.4107 -0.60413 2015 4 8 57120 -0.0109 0.4126 -0.60552 2015 4 9 57121 -0.0097 0.4144 -0.60685 2015 4 10 57122 -0.0085 0.4162 -0.60817 2015 4 11 57123 -0.0073 0.4181 -0.60958 2015 4 12 57124 -0.0061 0.4199 -0.61111 2015 4 13 57125 -0.0048 0.4217 -0.61279 2015 4 14 57126 -0.0035 0.4234 -0.61470 2015 4 15 57127 -0.0022 0.4252 -0.61683 2015 4 16 57128 -0.0008 0.4269 -0.61911 2015 4 17 57129 0.0006 0.4286 -0.62144 2015 4 18 57130 0.0021 0.4303 -0.62370 2015 4 19 57131 0.0035 0.4320 -0.62580 2015 4 20 57132 0.0050 0.4337 -0.62771 2015 4 21 57133 0.0066 0.4353 -0.62943 2015 4 22 57134 0.0081 0.4369 -0.63095 2015 4 23 57135 0.0097 0.4385 -0.63231 2015 4 24 57136 0.0113 0.4401 -0.63355 2015 4 25 57137 0.0130 0.4416 -0.63472 2015 4 26 57138 0.0147 0.4431 -0.63586 2015 4 27 57139 0.0164 0.4446 -0.63701 2015 4 28 57140 0.0181 0.4461 -0.63821 2015 4 29 57141 0.0199 0.4475 -0.63947 2015 4 30 57142 0.0216 0.4489 -0.64077 2015 5 1 57143 0.0235 0.4503 -0.64209 2015 5 2 57144 0.0253 0.4517 -0.64335 2015 5 3 57145 0.0272 0.4530 -0.64455 2015 5 4 57146 0.0290 0.4543 -0.64566 2015 5 5 57147 0.0309 0.4556 -0.64674 2015 5 6 57148 0.0329 0.4569 -0.64776 2015 5 7 57149 0.0348 0.4581 -0.64873 2015 5 8 57150 0.0368 0.4593 -0.64970 2015 5 9 57151 0.0388 0.4604 -0.65070 2015 5 10 57152 0.0408 0.4616 -0.65180 2015 5 11 57153 0.0429 0.4627 -0.65301 2015 5 12 57154 0.0450 0.4638 -0.65440 2015 5 13 57155 0.0470 0.4648 -0.65592 2015 5 14 57156 0.0491 0.4658 -0.65750 2015 5 15 57157 0.0513 0.4668 -0.65904 2015 5 16 57158 0.0534 0.4678 -0.66054 2015 5 17 57159 0.0556 0.4687 -0.66193 2015 5 18 57160 0.0577 0.4696 -0.66312 2015 5 19 57161 0.0599 0.4704 -0.66413 2015 5 20 57162 0.0621 0.4712 -0.66505 2015 5 21 57163 0.0644 0.4720 -0.66591 2015 5 22 57164 0.0666 0.4728 -0.66664 2015 5 23 57165 0.0688 0.4735 -0.66734 2015 5 24 57166 0.0711 0.4742 -0.66809 2015 5 25 57167 0.0734 0.4749 -0.66886 2015 5 26 57168 0.0757 0.4755 -0.66964 2015 5 27 57169 0.0780 0.4761 -0.67042 2015 5 28 57170 0.0803 0.4766 -0.67117 2015 5 29 57171 0.0826 0.4771 -0.67188 2015 5 30 57172 0.0850 0.4776 -0.67257 2015 5 31 57173 0.0873 0.4781 -0.67320 2015 6 1 57174 0.0896 0.4785 -0.67372 2015 6 2 57175 0.0920 0.4789 -0.67412 2015 6 3 57176 0.0944 0.4792 -0.67441 2015 6 4 57177 0.0967 0.4795 -0.67465 2015 6 5 57178 0.0991 0.4798 -0.67494 2015 6 6 57179 0.1015 0.4800 -0.67535 2015 6 7 57180 0.1039 0.4802 -0.67592 2015 6 8 57181 0.1063 0.4804 -0.67667 2015 6 9 57182 0.1087 0.4805 -0.67748 2015 6 10 57183 0.1111 0.4806 -0.67831 2015 6 11 57184 0.1135 0.4806 -0.67910 2015 6 12 57185 0.1159 0.4807 -0.67984 2015 6 13 57186 0.1183 0.4806 -0.68059 2015 6 14 57187 0.1207 0.4806 -0.68124 2015 6 15 57188 0.1231 0.4805 -0.68175 2015 6 16 57189 0.1255 0.4804 -0.68214 2015 6 17 57190 0.1279 0.4802 -0.68239 2015 6 18 57191 0.1303 0.4800 -0.68257 2015 6 19 57192 0.1327 0.4797 -0.68274 2015 6 20 57193 0.1351 0.4795 -0.68285 2015 6 21 57194 0.1375 0.4792 -0.68292 2015 6 22 57195 0.1398 0.4788 -0.68301 2015 6 23 57196 0.1422 0.4784 -0.68313 2015 6 24 57197 0.1446 0.4780 -0.68328 2015 6 25 57198 0.1469 0.4775 -0.68347 2015 6 26 57199 0.1493 0.4770 -0.68367 2015 6 27 57200 0.1516 0.4765 -0.68385 2015 6 28 57201 0.1540 0.4759 -0.68394 2015 6 29 57202 0.1563 0.4753 -0.68397 2015 6 30 57203 0.1586 0.4747 -0.68395 2015 7 1 57204 0.1609 0.4740 -0.68389 2015 7 2 57205 0.1632 0.4733 -0.68385 2015 7 3 57206 0.1655 0.4726 -0.68394 2015 7 4 57207 0.1677 0.4718 -0.68415 2015 7 5 57208 0.1700 0.4710 -0.68454 2015 7 6 57209 0.1722 0.4701 -0.68506 2015 7 7 57210 0.1745 0.4693 -0.68562 2015 7 8 57211 0.1767 0.4683 -0.68616 2015 7 9 57212 0.1789 0.4674 -0.68663 2015 7 10 57213 0.1810 0.4664 -0.68697 2015 7 11 57214 0.1832 0.4654 -0.68715 2015 7 12 57215 0.1853 0.4643 -0.68723 2015 7 13 57216 0.1875 0.4632 -0.68717 2015 7 14 57217 0.1896 0.4621 -0.68702 2015 7 15 57218 0.1916 0.4610 -0.68686 2015 7 16 57219 0.1937 0.4598 -0.68671 2015 7 17 57220 0.1957 0.4586 -0.68665 2015 7 18 57221 0.1978 0.4573 -0.68671 2015 7 19 57222 0.1998 0.4561 -0.68687 2015 7 20 57223 0.2017 0.4547 -0.68708 2015 7 21 57224 0.2037 0.4534 -0.68726 2015 7 22 57225 0.2056 0.4520 -0.68739 2015 7 23 57226 0.2075 0.4506 -0.68751 2015 7 24 57227 0.2094 0.4492 -0.68761 2015 7 25 57228 0.2112 0.4477 -0.68772 2015 7 26 57229 0.2131 0.4463 -0.68778 2015 7 27 57230 0.2149 0.4447 -0.68779 2015 7 28 57231 0.2166 0.4432 -0.68774 2015 7 29 57232 0.2184 0.4416 -0.68769 2015 7 30 57233 0.2201 0.4400 -0.68769 2015 7 31 57234 0.2218 0.4384 -0.68782 2015 8 1 57235 0.2235 0.4367 -0.68811 2015 8 2 57236 0.2251 0.4351 -0.68861 2015 8 3 57237 0.2267 0.4334 -0.68926 2015 8 4 57238 0.2283 0.4316 -0.68996 2015 8 5 57239 0.2298 0.4299 -0.69065 2015 8 6 57240 0.2313 0.4281 -0.69129 2015 8 7 57241 0.2328 0.4263 -0.69180 2015 8 8 57242 0.2342 0.4245 -0.69215 2015 8 9 57243 0.2357 0.4226 -0.69234 2015 8 10 57244 0.2370 0.4207 -0.69242 2015 8 11 57245 0.2384 0.4188 -0.69247 2015 8 12 57246 0.2397 0.4169 -0.69253 2015 8 13 57247 0.2410 0.4150 -0.69263 2015 8 14 57248 0.2422 0.4130 -0.69283 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) 56861 -89.36 0.30 -13.87 0.06 56862 -89.71 0.30 -13.88 0.06 56863 -89.77 0.30 -13.93 0.06 56864 -89.58 0.27 -13.94 0.04 56865 -89.38 0.10 -13.80 0.04 56866 -89.34 0.10 -13.59 0.04 56867 -89.53 0.30 -13.49 0.04 56868 -89.86 0.30 -13.60 0.04 56869 -90.06 0.30 -13.80 0.04 56870 -89.96 0.30 -13.94 0.04 56871 -89.81 0.30 -13.99 0.15 56872 -90.05 0.30 -14.03 0.02 56873 -90.76 0.30 -14.07 0.02 56874 -91.51 0.30 -14.06 0.02 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 56861 0.114 0.119 -0.309 0.060 56862 0.113 0.119 -0.320 0.060 56863 0.124 0.119 -0.336 0.060 56864 0.140 0.107 -0.363 0.040 56865 0.139 0.040 -0.364 0.040 56866 0.132 0.040 -0.350 0.040 56867 0.125 0.119 -0.344 0.040 56868 0.100 0.119 -0.379 0.040 56869 0.065 0.119 -0.429 0.040 56870 0.042 0.119 -0.466 0.040 56871 0.028 0.119 -0.477 0.150 56872 0.008 0.119 -0.481 0.020 56873 -0.008 0.119 -0.477 0.020 56874 -0.003 0.119 -0.484 0.020 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).