********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 26 December 2013 Vol. XXVI No. 052 ______________________________________________________________________ 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 * *********************************************************************** ________________________________________________________________________ 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 13 12 20 56646 0.04713 .00009 0.30862 .00009 -0.082184 0.000004 13 12 21 56647 0.04612 .00009 0.30912 .00009 -0.083038 0.000005 13 12 22 56648 0.04521 .00009 0.30972 .00009 -0.084036 0.000003 13 12 23 56649 0.04434 .00009 0.31041 .00009 -0.085159 0.000003 13 12 24 56650 0.04353 .00009 0.31123 .00009 -0.086398 0.000003 13 12 25 56651 0.04269 .00009 0.31230 .00009 -0.087716 0.000065 13 12 26 56652 0.04178 .00009 0.31348 .00009 -0.089088 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 = 0.1107 - 0.0656 cos A - 0.1038 sin A - 0.0052 cos C + 0.0597 sin C y = 0.3480 - 0.0971 cos A + 0.0574 sin A + 0.0597 cos C + 0.0052 sin C UT1-UTC = -0.0993 - 0.00106 (MJD - 56660) - (UT2-UT1) where A = 2*pi*(MJD-56652)/365.25 and C = 2*pi*(MJD-56652)/435. TAI-UTC(MJD 56653) = 35.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-56652)**0.80 S t = 0.00025 (MJD-56652)**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) 2013 12 27 56653 0.0408 0.3145 -0.09047 2013 12 28 56654 0.0398 0.3156 -0.09183 2013 12 29 56655 0.0388 0.3165 -0.09313 2013 12 30 56656 0.0377 0.3174 -0.09435 2013 12 31 56657 0.0367 0.3183 -0.09547 2014 1 1 56658 0.0358 0.3192 -0.09655 2014 1 2 56659 0.0349 0.3202 -0.09765 2014 1 3 56660 0.0341 0.3211 -0.09886 2014 1 4 56661 0.0332 0.3221 -0.10022 2014 1 5 56662 0.0325 0.3231 -0.10172 2014 1 6 56663 0.0317 0.3241 -0.10331 2014 1 7 56664 0.0309 0.3251 -0.10487 2014 1 8 56665 0.0302 0.3262 -0.10632 2014 1 9 56666 0.0295 0.3272 -0.10762 2014 1 10 56667 0.0288 0.3282 -0.10874 2014 1 11 56668 0.0282 0.3293 -0.10969 2014 1 12 56669 0.0275 0.3304 -0.11048 2014 1 13 56670 0.0269 0.3315 -0.11117 2014 1 14 56671 0.0263 0.3326 -0.11181 2014 1 15 56672 0.0258 0.3337 -0.11244 2014 1 16 56673 0.0252 0.3348 -0.11309 2014 1 17 56674 0.0247 0.3360 -0.11382 2014 1 18 56675 0.0242 0.3371 -0.11464 2014 1 19 56676 0.0237 0.3382 -0.11557 2014 1 20 56677 0.0232 0.3394 -0.11659 2014 1 21 56678 0.0228 0.3406 -0.11769 2014 1 22 56679 0.0224 0.3418 -0.11884 2014 1 23 56680 0.0220 0.3429 -0.11999 2014 1 24 56681 0.0217 0.3441 -0.12113 2014 1 25 56682 0.0214 0.3453 -0.12222 2014 1 26 56683 0.0211 0.3466 -0.12325 2014 1 27 56684 0.0208 0.3478 -0.12423 2014 1 28 56685 0.0205 0.3490 -0.12520 2014 1 29 56686 0.0203 0.3502 -0.12624 2014 1 30 56687 0.0201 0.3515 -0.12740 2014 1 31 56688 0.0199 0.3527 -0.12871 2014 2 1 56689 0.0198 0.3540 -0.13017 2014 2 2 56690 0.0197 0.3552 -0.13172 2014 2 3 56691 0.0196 0.3565 -0.13326 2014 2 4 56692 0.0195 0.3577 -0.13472 2014 2 5 56693 0.0195 0.3590 -0.13605 2014 2 6 56694 0.0194 0.3603 -0.13722 2014 2 7 56695 0.0195 0.3616 -0.13823 2014 2 8 56696 0.0195 0.3628 -0.13911 2014 2 9 56697 0.0196 0.3641 -0.13990 2014 2 10 56698 0.0197 0.3654 -0.14063 2014 2 11 56699 0.0198 0.3667 -0.14135 2014 2 12 56700 0.0199 0.3680 -0.14211 2014 2 13 56701 0.0201 0.3693 -0.14295 2014 2 14 56702 0.0203 0.3706 -0.14388 2014 2 15 56703 0.0206 0.3719 -0.14493 2014 2 16 56704 0.0208 0.3732 -0.14608 2014 2 17 56705 0.0211 0.3744 -0.14732 2014 2 18 56706 0.0214 0.3757 -0.14862 2014 2 19 56707 0.0218 0.3770 -0.14993 2014 2 20 56708 0.0221 0.3783 -0.15121 2014 2 21 56709 0.0225 0.3796 -0.15245 2014 2 22 56710 0.0230 0.3809 -0.15364 2014 2 23 56711 0.0234 0.3821 -0.15478 2014 2 24 56712 0.0239 0.3834 -0.15590 2014 2 25 56713 0.0244 0.3847 -0.15707 2014 2 26 56714 0.0250 0.3860 -0.15836 2014 2 27 56715 0.0255 0.3872 -0.15981 2014 2 28 56716 0.0261 0.3885 -0.16143 2014 3 1 56717 0.0267 0.3897 -0.16321 2014 3 2 56718 0.0274 0.3910 -0.16506 2014 3 3 56719 0.0281 0.3922 -0.16689 2014 3 4 56720 0.0288 0.3934 -0.16862 2014 3 5 56721 0.0295 0.3946 -0.17019 2014 3 6 56722 0.0303 0.3959 -0.17160 2014 3 7 56723 0.0311 0.3971 -0.17286 2014 3 8 56724 0.0319 0.3983 -0.17401 2014 3 9 56725 0.0327 0.3994 -0.17509 2014 3 10 56726 0.0336 0.4006 -0.17615 2014 3 11 56727 0.0345 0.4018 -0.17723 2014 3 12 56728 0.0354 0.4029 -0.17837 2014 3 13 56729 0.0363 0.4041 -0.17960 2014 3 14 56730 0.0373 0.4052 -0.18093 2014 3 15 56731 0.0383 0.4063 -0.18238 2014 3 16 56732 0.0393 0.4074 -0.18392 2014 3 17 56733 0.0404 0.4085 -0.18553 2014 3 18 56734 0.0415 0.4096 -0.18717 2014 3 19 56735 0.0426 0.4107 -0.18880 2014 3 20 56736 0.0437 0.4117 -0.19038 2014 3 21 56737 0.0448 0.4128 -0.19188 2014 3 22 56738 0.0460 0.4138 -0.19332 2014 3 23 56739 0.0472 0.4148 -0.19472 2014 3 24 56740 0.0484 0.4158 -0.19613 2014 3 25 56741 0.0497 0.4168 -0.19761 2014 3 26 56742 0.0509 0.4177 -0.19921 2014 3 27 56743 0.0522 0.4187 -0.20097 2014 3 28 56744 0.0535 0.4196 -0.20289 2014 3 29 56745 0.0549 0.4205 -0.20492 2014 3 30 56746 0.0562 0.4214 -0.20698 2014 3 31 56747 0.0576 0.4223 -0.20899 2014 4 1 56748 0.0590 0.4231 -0.21087 2014 4 2 56749 0.0604 0.4240 -0.21258 2014 4 3 56750 0.0619 0.4248 -0.21412 2014 4 4 56751 0.0634 0.4256 -0.21552 2014 4 5 56752 0.0648 0.4263 -0.21681 2014 4 6 56753 0.0663 0.4271 -0.21805 2014 4 7 56754 0.0679 0.4278 -0.21928 2014 4 8 56755 0.0694 0.4285 -0.22053 2014 4 9 56756 0.0710 0.4292 -0.22185 2014 4 10 56757 0.0725 0.4299 -0.22327 2014 4 11 56758 0.0741 0.4305 -0.22478 2014 4 12 56759 0.0758 0.4311 -0.22638 2014 4 13 56760 0.0774 0.4317 -0.22805 2014 4 14 56761 0.0790 0.4323 -0.22973 2014 4 15 56762 0.0807 0.4329 -0.23140 2014 4 16 56763 0.0824 0.4334 -0.23302 2014 4 17 56764 0.0841 0.4339 -0.23456 2014 4 18 56765 0.0858 0.4344 -0.23600 2014 4 19 56766 0.0875 0.4348 -0.23737 2014 4 20 56767 0.0892 0.4352 -0.23870 2014 4 21 56768 0.0910 0.4356 -0.24006 2014 4 22 56769 0.0927 0.4360 -0.24151 2014 4 23 56770 0.0945 0.4364 -0.24306 2014 4 24 56771 0.0963 0.4367 -0.24474 2014 4 25 56772 0.0981 0.4370 -0.24651 2014 4 26 56773 0.0999 0.4373 -0.24832 2014 4 27 56774 0.1017 0.4375 -0.25010 2014 4 28 56775 0.1035 0.4377 -0.25178 2014 4 29 56776 0.1054 0.4379 -0.25330 2014 4 30 56777 0.1072 0.4381 -0.25465 2014 5 1 56778 0.1091 0.4382 -0.25584 2014 5 2 56779 0.1109 0.4383 -0.25691 2014 5 3 56780 0.1128 0.4384 -0.25789 2014 5 4 56781 0.1147 0.4385 -0.25884 2014 5 5 56782 0.1166 0.4385 -0.25979 2014 5 6 56783 0.1185 0.4385 -0.26078 2014 5 7 56784 0.1204 0.4385 -0.26183 2014 5 8 56785 0.1223 0.4384 -0.26296 2014 5 9 56786 0.1242 0.4383 -0.26417 2014 5 10 56787 0.1261 0.4382 -0.26544 2014 5 11 56788 0.1280 0.4381 -0.26675 2014 5 12 56789 0.1299 0.4379 -0.26806 2014 5 13 56790 0.1318 0.4377 -0.26934 2014 5 14 56791 0.1337 0.4375 -0.27054 2014 5 15 56792 0.1356 0.4372 -0.27165 2014 5 16 56793 0.1375 0.4369 -0.27268 2014 5 17 56794 0.1394 0.4366 -0.27365 2014 5 18 56795 0.1414 0.4362 -0.27462 2014 5 19 56796 0.1433 0.4359 -0.27565 2014 5 20 56797 0.1452 0.4354 -0.27677 2014 5 21 56798 0.1471 0.4350 -0.27800 2014 5 22 56799 0.1490 0.4345 -0.27930 2014 5 23 56800 0.1509 0.4341 -0.28064 2014 5 24 56801 0.1528 0.4335 -0.28194 2014 5 25 56802 0.1547 0.4330 -0.28315 2014 5 26 56803 0.1565 0.4324 -0.28422 2014 5 27 56804 0.1584 0.4318 -0.28513 2014 5 28 56805 0.1603 0.4311 -0.28588 2014 5 29 56806 0.1622 0.4305 -0.28649 2014 5 30 56807 0.1640 0.4298 -0.28700 2014 5 31 56808 0.1659 0.4290 -0.28746 2014 6 1 56809 0.1677 0.4283 -0.28791 2014 6 2 56810 0.1695 0.4275 -0.28839 2014 6 3 56811 0.1713 0.4267 -0.28891 2014 6 4 56812 0.1731 0.4258 -0.28950 2014 6 5 56813 0.1749 0.4250 -0.29016 2014 6 6 56814 0.1767 0.4241 -0.29089 2014 6 7 56815 0.1785 0.4231 -0.29165 2014 6 8 56816 0.1803 0.4222 -0.29243 2014 6 9 56817 0.1820 0.4212 -0.29319 2014 6 10 56818 0.1837 0.4202 -0.29390 2014 6 11 56819 0.1854 0.4191 -0.29453 2014 6 12 56820 0.1871 0.4181 -0.29508 2014 6 13 56821 0.1888 0.4170 -0.29557 2014 6 14 56822 0.1905 0.4158 -0.29605 2014 6 15 56823 0.1921 0.4147 -0.29658 2014 6 16 56824 0.1938 0.4135 -0.29721 2014 6 17 56825 0.1954 0.4123 -0.29795 2014 6 18 56826 0.1970 0.4111 -0.29878 2014 6 19 56827 0.1986 0.4098 -0.29964 2014 6 20 56828 0.2001 0.4085 -0.30047 2014 6 21 56829 0.2017 0.4072 -0.30120 2014 6 22 56830 0.2032 0.4059 -0.30180 2014 6 23 56831 0.2047 0.4045 -0.30223 2014 6 24 56832 0.2061 0.4032 -0.30250 2014 6 25 56833 0.2076 0.4018 -0.30263 2014 6 26 56834 0.2090 0.4003 -0.30265 2014 6 27 56835 0.2104 0.3989 -0.30262 2014 6 28 56836 0.2118 0.3974 -0.30256 2014 6 29 56837 0.2132 0.3959 -0.30252 2014 6 30 56838 0.2145 0.3944 -0.30253 2014 7 1 56839 0.2158 0.3928 -0.30261 2014 7 2 56840 0.2171 0.3913 -0.30277 2014 7 3 56841 0.2184 0.3897 -0.30299 2014 7 4 56842 0.2196 0.3881 -0.30328 2014 7 5 56843 0.2208 0.3864 -0.30361 2014 7 6 56844 0.2220 0.3848 -0.30396 2014 7 7 56845 0.2231 0.3831 -0.30429 2014 7 8 56846 0.2242 0.3814 -0.30459 2014 7 9 56847 0.2253 0.3797 -0.30484 2014 7 10 56848 0.2264 0.3780 -0.30504 2014 7 11 56849 0.2274 0.3762 -0.30523 2014 7 12 56850 0.2284 0.3745 -0.30547 2014 7 13 56851 0.2294 0.3727 -0.30581 2014 7 14 56852 0.2303 0.3709 -0.30630 2014 7 15 56853 0.2312 0.3691 -0.30692 2014 7 16 56854 0.2321 0.3672 -0.30764 2014 7 17 56855 0.2330 0.3654 -0.30838 2014 7 18 56856 0.2338 0.3635 -0.30908 2014 7 19 56857 0.2346 0.3616 -0.30967 2014 7 20 56858 0.2353 0.3597 -0.31013 2014 7 21 56859 0.2360 0.3578 -0.31045 2014 7 22 56860 0.2367 0.3559 -0.31063 2014 7 23 56861 0.2374 0.3540 -0.31070 2014 7 24 56862 0.2380 0.3520 -0.31069 2014 7 25 56863 0.2386 0.3501 -0.31063 2014 7 26 56864 0.2391 0.3481 -0.31058 2014 7 27 56865 0.2396 0.3461 -0.31056 2014 7 28 56866 0.2401 0.3441 -0.31058 2014 7 29 56867 0.2405 0.3421 -0.31067 2014 7 30 56868 0.2409 0.3401 -0.31081 2014 7 31 56869 0.2413 0.3381 -0.31099 2014 8 1 56870 0.2416 0.3360 -0.31119 2014 8 2 56871 0.2419 0.3340 -0.31140 2014 8 3 56872 0.2422 0.3320 -0.31157 2014 8 4 56873 0.2424 0.3299 -0.31166 2014 8 5 56874 0.2426 0.3278 -0.31169 2014 8 6 56875 0.2428 0.3258 -0.31163 2014 8 7 56876 0.2429 0.3237 -0.31155 2014 8 8 56877 0.2429 0.3216 -0.31154 2014 8 9 56878 0.2430 0.3196 -0.31174 2014 8 10 56879 0.2430 0.3175 -0.31216 2014 8 11 56880 0.2429 0.3154 -0.31281 2014 8 12 56881 0.2429 0.3133 -0.31371 2014 8 13 56882 0.2428 0.3112 -0.31477 2014 8 14 56883 0.2426 0.3091 -0.31587 2014 8 15 56884 0.2424 0.3070 -0.31689 2014 8 16 56885 0.2422 0.3049 -0.31772 2014 8 17 56886 0.2419 0.3028 -0.31837 2014 8 18 56887 0.2416 0.3008 -0.31889 2014 8 19 56888 0.2413 0.2987 -0.31933 2014 8 20 56889 0.2409 0.2966 -0.31972 2014 8 21 56890 0.2405 0.2945 -0.32011 2014 8 22 56891 0.2400 0.2924 -0.32049 2014 8 23 56892 0.2395 0.2903 -0.32092 2014 8 24 56893 0.2390 0.2883 -0.32142 2014 8 25 56894 0.2384 0.2862 -0.32201 2014 8 26 56895 0.2378 0.2841 -0.32269 2014 8 27 56896 0.2372 0.2821 -0.32345 2014 8 28 56897 0.2365 0.2800 -0.32430 2014 8 29 56898 0.2357 0.2780 -0.32518 2014 8 30 56899 0.2350 0.2760 -0.32603 2014 8 31 56900 0.2342 0.2739 -0.32689 2014 9 1 56901 0.2333 0.2719 -0.32773 2014 9 2 56902 0.2325 0.2699 -0.32847 2014 9 3 56903 0.2316 0.2679 -0.32917 2014 9 4 56904 0.2306 0.2660 -0.32989 2014 9 5 56905 0.2296 0.2640 -0.33068 2014 9 6 56906 0.2286 0.2620 -0.33162 2014 9 7 56907 0.2275 0.2601 -0.33272 2014 9 8 56908 0.2264 0.2582 -0.33400 2014 9 9 56909 0.2253 0.2562 -0.33543 2014 9 10 56910 0.2241 0.2543 -0.33691 2014 9 11 56911 0.2229 0.2524 -0.33834 2014 9 12 56912 0.2217 0.2506 -0.33967 2014 9 13 56913 0.2204 0.2487 -0.34083 2014 9 14 56914 0.2191 0.2469 -0.34178 2014 9 15 56915 0.2177 0.2450 -0.34258 2014 9 16 56916 0.2163 0.2432 -0.34326 2014 9 17 56917 0.2149 0.2415 -0.34388 2014 9 18 56918 0.2134 0.2397 -0.34455 2014 9 19 56919 0.2120 0.2379 -0.34526 2014 9 20 56920 0.2104 0.2362 -0.34601 2014 9 21 56921 0.2089 0.2345 -0.34688 2014 9 22 56922 0.2073 0.2328 -0.34789 2014 9 23 56923 0.2057 0.2312 -0.34896 2014 9 24 56924 0.2040 0.2295 -0.35004 2014 9 25 56925 0.2023 0.2279 -0.35117 2014 9 26 56926 0.2006 0.2263 -0.35231 2014 9 27 56927 0.1989 0.2247 -0.35342 2014 9 28 56928 0.1971 0.2232 -0.35450 2014 9 29 56929 0.1953 0.2217 -0.35556 2014 9 30 56930 0.1934 0.2202 -0.35658 2014 10 1 56931 0.1916 0.2187 -0.35761 2014 10 2 56932 0.1897 0.2172 -0.35874 2014 10 3 56933 0.1877 0.2158 -0.36000 2014 10 4 56934 0.1858 0.2144 -0.36139 2014 10 5 56935 0.1838 0.2131 -0.36299 2014 10 6 56936 0.1818 0.2117 -0.36481 2014 10 7 56937 0.1798 0.2104 -0.36673 2014 10 8 56938 0.1777 0.2092 -0.36868 2014 10 9 56939 0.1756 0.2079 -0.37053 2014 10 10 56940 0.1735 0.2067 -0.37222 2014 10 11 56941 0.1713 0.2055 -0.37371 2014 10 12 56942 0.1692 0.2043 -0.37500 2014 10 13 56943 0.1670 0.2032 -0.37612 2014 10 14 56944 0.1648 0.2021 -0.37713 2014 10 15 56945 0.1625 0.2011 -0.37812 2014 10 16 56946 0.1603 0.2000 -0.37912 2014 10 17 56947 0.1580 0.1990 -0.38016 2014 10 18 56948 0.1557 0.1981 -0.38130 2014 10 19 56949 0.1534 0.1971 -0.38258 2014 10 20 56950 0.1511 0.1962 -0.38395 2014 10 21 56951 0.1487 0.1954 -0.38542 2014 10 22 56952 0.1463 0.1945 -0.38696 2014 10 23 56953 0.1439 0.1937 -0.38851 2014 10 24 56954 0.1415 0.1930 -0.39002 2014 10 25 56955 0.1391 0.1922 -0.39146 2014 10 26 56956 0.1366 0.1916 -0.39286 2014 10 27 56957 0.1342 0.1909 -0.39417 2014 10 28 56958 0.1317 0.1903 -0.39545 2014 10 29 56959 0.1292 0.1897 -0.39678 2014 10 30 56960 0.1267 0.1892 -0.39825 2014 10 31 56961 0.1242 0.1887 -0.39986 2014 11 1 56962 0.1217 0.1882 -0.40165 2014 11 2 56963 0.1191 0.1877 -0.40359 2014 11 3 56964 0.1166 0.1874 -0.40562 2014 11 4 56965 0.1140 0.1870 -0.40766 2014 11 5 56966 0.1114 0.1867 -0.40957 2014 11 6 56967 0.1088 0.1864 -0.41133 2014 11 7 56968 0.1063 0.1862 -0.41296 2014 11 8 56969 0.1037 0.1859 -0.41442 2014 11 9 56970 0.1011 0.1858 -0.41571 2014 11 10 56971 0.0984 0.1857 -0.41689 2014 11 11 56972 0.0958 0.1856 -0.41801 2014 11 12 56973 0.0932 0.1855 -0.41908 2014 11 13 56974 0.0906 0.1855 -0.42018 2014 11 14 56975 0.0879 0.1855 -0.42130 2014 11 15 56976 0.0853 0.1856 -0.42243 2014 11 16 56977 0.0827 0.1857 -0.42357 2014 11 17 56978 0.0800 0.1859 -0.42471 2014 11 18 56979 0.0774 0.1861 -0.42584 2014 11 19 56980 0.0748 0.1863 -0.42697 2014 11 20 56981 0.0721 0.1866 -0.42809 2014 11 21 56982 0.0695 0.1869 -0.42914 2014 11 22 56983 0.0669 0.1872 -0.43008 2014 11 23 56984 0.0642 0.1876 -0.43099 2014 11 24 56985 0.0616 0.1881 -0.43193 2014 11 25 56986 0.0590 0.1885 -0.43293 2014 11 26 56987 0.0564 0.1890 -0.43401 2014 11 27 56988 0.0538 0.1896 -0.43524 2014 11 28 56989 0.0512 0.1902 -0.43660 2014 11 29 56990 0.0486 0.1908 -0.43806 2014 11 30 56991 0.0460 0.1915 -0.43959 2014 12 1 56992 0.0434 0.1922 -0.44115 2014 12 2 56993 0.0408 0.1929 -0.44271 2014 12 3 56994 0.0383 0.1937 -0.44418 2014 12 4 56995 0.0357 0.1945 -0.44552 2014 12 5 56996 0.0332 0.1954 -0.44678 2014 12 6 56997 0.0306 0.1963 -0.44797 2014 12 7 56998 0.0281 0.1973 -0.44916 2014 12 8 56999 0.0256 0.1982 -0.45030 2014 12 9 57000 0.0232 0.1993 -0.45151 2014 12 10 57001 0.0207 0.2003 -0.45280 2014 12 11 57002 0.0182 0.2014 -0.45415 2014 12 12 57003 0.0158 0.2026 -0.45557 2014 12 13 57004 0.0134 0.2037 -0.45713 2014 12 14 57005 0.0110 0.2050 -0.45875 2014 12 15 57006 0.0086 0.2062 -0.46037 2014 12 16 57007 0.0062 0.2075 -0.46194 2014 12 17 57008 0.0039 0.2088 -0.46345 2014 12 18 57009 0.0016 0.2102 -0.46486 2014 12 19 57010 -0.0007 0.2116 -0.46617 2014 12 20 57011 -0.0030 0.2130 -0.46735 2014 12 21 57012 -0.0053 0.2145 -0.46845 2014 12 22 57013 -0.0075 0.2160 -0.46957 2014 12 23 57014 -0.0097 0.2175 -0.47075 2014 12 24 57015 -0.0119 0.2191 -0.47197 2014 12 25 57016 -0.0141 0.2207 -0.47327 2014 12 26 57017 -0.0162 0.2224 -0.47467 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) 56633 -81.98 0.13 -9.64 0.04 56634 -82.00 0.30 -9.53 0.04 56635 -81.98 0.30 -9.44 0.04 56636 -82.07 0.30 -9.35 0.04 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 56633 0.066 0.052 0.198 0.040 56634 0.037 0.119 0.203 0.040 56635 0.006 0.119 0.195 0.040 56636 -0.029 0.119 0.178 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).