********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 2 October 2014 Vol. XXVII No. 040 ______________________________________________________________________ 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 = -0.4 seconds beginning 25 Sep 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 * * * * Distribution statement A. Approved for public release: * * distribution unlimited. * * * *********************************************************************** ________________________________________________________________________ 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 9 26 56926 0.19540 .00009 0.29529 .00009 -0.347598 0.000027 14 9 27 56927 0.19430 .00009 0.29418 .00009 -0.348396 0.000025 14 9 28 56928 0.19317 .00009 0.29309 .00009 -0.349151 0.000015 14 9 29 56929 0.19210 .00009 0.29184 .00009 -0.349873 0.000012 14 9 30 56930 0.19085 .00009 0.29041 .00009 -0.350599 0.000012 14 10 1 56931 0.18938 .00009 0.28889 .00009 -0.351350 0.000065 14 10 2 56932 0.18795 .00009 0.28739 .00009 -0.352150 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 = 0.1087 + 0.0588 cos A - 0.0218 sin A + 0.0225 cos C - 0.0448 sin C y = 0.3499 - 0.0178 cos A - 0.0525 sin A - 0.0448 cos C - 0.0225 sin C UT1-UTC = -0.3912 - 0.00102 (MJD - 56940) - (UT2-UT1) where A = 2*pi*(MJD-56932)/365.25 and C = 2*pi*(MJD-56932)/435. TAI-UTC(MJD 56933) = 35.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-56932)**0.80 S t = 0.00025 (MJD-56932)**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 10 3 56933 0.1867 0.2859 -0.35308 2014 10 4 56934 0.1854 0.2845 -0.35420 2014 10 5 56935 0.1842 0.2831 -0.35551 2014 10 6 56936 0.1830 0.2817 -0.35698 2014 10 7 56937 0.1818 0.2804 -0.35856 2014 10 8 56938 0.1806 0.2791 -0.36014 2014 10 9 56939 0.1793 0.2778 -0.36163 2014 10 10 56940 0.1780 0.2765 -0.36297 2014 10 11 56941 0.1767 0.2753 -0.36414 2014 10 12 56942 0.1755 0.2740 -0.36517 2014 10 13 56943 0.1742 0.2728 -0.36609 2014 10 14 56944 0.1728 0.2716 -0.36694 2014 10 15 56945 0.1715 0.2705 -0.36775 2014 10 16 56946 0.1701 0.2693 -0.36857 2014 10 17 56947 0.1687 0.2682 -0.36942 2014 10 18 56948 0.1673 0.2671 -0.37035 2014 10 19 56949 0.1659 0.2660 -0.37138 2014 10 20 56950 0.1645 0.2650 -0.37251 2014 10 21 56951 0.1630 0.2639 -0.37374 2014 10 22 56952 0.1615 0.2629 -0.37503 2014 10 23 56953 0.1600 0.2619 -0.37633 2014 10 24 56954 0.1585 0.2610 -0.37761 2014 10 25 56955 0.1570 0.2600 -0.37883 2014 10 26 56956 0.1555 0.2591 -0.37999 2014 10 27 56957 0.1539 0.2582 -0.38111 2014 10 28 56958 0.1523 0.2573 -0.38219 2014 10 29 56959 0.1507 0.2564 -0.38331 2014 10 30 56960 0.1491 0.2556 -0.38451 2014 10 31 56961 0.1475 0.2548 -0.38584 2014 11 1 56962 0.1458 0.2540 -0.38730 2014 11 2 56963 0.1442 0.2533 -0.38891 2014 11 3 56964 0.1425 0.2526 -0.39061 2014 11 4 56965 0.1408 0.2518 -0.39237 2014 11 5 56966 0.1391 0.2512 -0.39409 2014 11 6 56967 0.1374 0.2505 -0.39572 2014 11 7 56968 0.1357 0.2499 -0.39721 2014 11 8 56969 0.1339 0.2493 -0.39853 2014 11 9 56970 0.1322 0.2487 -0.39972 2014 11 10 56971 0.1304 0.2482 -0.40080 2014 11 11 56972 0.1286 0.2477 -0.40184 2014 11 12 56973 0.1268 0.2472 -0.40287 2014 11 13 56974 0.1250 0.2467 -0.40394 2014 11 14 56975 0.1232 0.2463 -0.40506 2014 11 15 56976 0.1214 0.2459 -0.40627 2014 11 16 56977 0.1195 0.2455 -0.40755 2014 11 17 56978 0.1177 0.2452 -0.40891 2014 11 18 56979 0.1158 0.2448 -0.41031 2014 11 19 56980 0.1140 0.2446 -0.41173 2014 11 20 56981 0.1121 0.2443 -0.41314 2014 11 21 56982 0.1102 0.2441 -0.41452 2014 11 22 56983 0.1084 0.2439 -0.41584 2014 11 23 56984 0.1065 0.2437 -0.41710 2014 11 24 56985 0.1046 0.2436 -0.41832 2014 11 25 56986 0.1027 0.2434 -0.41955 2014 11 26 56987 0.1008 0.2434 -0.42082 2014 11 27 56988 0.0989 0.2433 -0.42219 2014 11 28 56989 0.0970 0.2433 -0.42369 2014 11 29 56990 0.0951 0.2433 -0.42531 2014 11 30 56991 0.0932 0.2433 -0.42703 2014 12 1 56992 0.0912 0.2434 -0.42878 2014 12 2 56993 0.0893 0.2435 -0.43050 2014 12 3 56994 0.0874 0.2436 -0.43214 2014 12 4 56995 0.0855 0.2438 -0.43364 2014 12 5 56996 0.0836 0.2440 -0.43500 2014 12 6 56997 0.0817 0.2442 -0.43622 2014 12 7 56998 0.0798 0.2445 -0.43734 2014 12 8 56999 0.0779 0.2448 -0.43840 2014 12 9 57000 0.0760 0.2451 -0.43945 2014 12 10 57001 0.0741 0.2454 -0.44051 2014 12 11 57002 0.0722 0.2458 -0.44161 2014 12 12 57003 0.0703 0.2462 -0.44276 2014 12 13 57004 0.0684 0.2466 -0.44397 2014 12 14 57005 0.0665 0.2471 -0.44523 2014 12 15 57006 0.0646 0.2476 -0.44652 2014 12 16 57007 0.0628 0.2481 -0.44783 2014 12 17 57008 0.0609 0.2487 -0.44912 2014 12 18 57009 0.0591 0.2493 -0.45038 2014 12 19 57010 0.0572 0.2499 -0.45158 2014 12 20 57011 0.0554 0.2505 -0.45273 2014 12 21 57012 0.0536 0.2512 -0.45383 2014 12 22 57013 0.0518 0.2519 -0.45492 2014 12 23 57014 0.0500 0.2526 -0.45604 2014 12 24 57015 0.0482 0.2534 -0.45725 2014 12 25 57016 0.0464 0.2542 -0.45859 2014 12 26 57017 0.0446 0.2550 -0.46006 2014 12 27 57018 0.0429 0.2559 -0.46163 2014 12 28 57019 0.0411 0.2568 -0.46323 2014 12 29 57020 0.0394 0.2577 -0.46480 2014 12 30 57021 0.0377 0.2586 -0.46628 2014 12 31 57022 0.0360 0.2596 -0.46762 2015 1 1 57023 0.0344 0.2606 -0.46881 2015 1 2 57024 0.0327 0.2616 -0.46987 2015 1 3 57025 0.0311 0.2626 -0.47081 2015 1 4 57026 0.0294 0.2637 -0.47169 2015 1 5 57027 0.0278 0.2648 -0.47253 2015 1 6 57028 0.0262 0.2659 -0.47340 2015 1 7 57029 0.0247 0.2671 -0.47429 2015 1 8 57030 0.0231 0.2683 -0.47524 2015 1 9 57031 0.0216 0.2695 -0.47626 2015 1 10 57032 0.0201 0.2707 -0.47733 2015 1 11 57033 0.0186 0.2720 -0.47845 2015 1 12 57034 0.0171 0.2732 -0.47959 2015 1 13 57035 0.0157 0.2745 -0.48074 2015 1 14 57036 0.0143 0.2759 -0.48185 2015 1 15 57037 0.0129 0.2772 -0.48293 2015 1 16 57038 0.0115 0.2786 -0.48395 2015 1 17 57039 0.0102 0.2800 -0.48493 2015 1 18 57040 0.0088 0.2814 -0.48590 2015 1 19 57041 0.0075 0.2829 -0.48689 2015 1 20 57042 0.0063 0.2843 -0.48797 2015 1 21 57043 0.0050 0.2858 -0.48920 2015 1 22 57044 0.0038 0.2873 -0.49059 2015 1 23 57045 0.0026 0.2889 -0.49213 2015 1 24 57046 0.0014 0.2904 -0.49374 2015 1 25 57047 0.0003 0.2920 -0.49534 2015 1 26 57048 -0.0008 0.2936 -0.49686 2015 1 27 57049 -0.0019 0.2952 -0.49824 2015 1 28 57050 -0.0030 0.2968 -0.49945 2015 1 29 57051 -0.0040 0.2985 -0.50052 2015 1 30 57052 -0.0050 0.3001 -0.50147 2015 1 31 57053 -0.0060 0.3018 -0.50235 2015 2 1 57054 -0.0069 0.3035 -0.50320 2015 2 2 57055 -0.0078 0.3052 -0.50406 2015 2 3 57056 -0.0087 0.3070 -0.50498 2015 2 4 57057 -0.0095 0.3087 -0.50596 2015 2 5 57058 -0.0104 0.3105 -0.50702 2015 2 6 57059 -0.0111 0.3122 -0.50816 2015 2 7 57060 -0.0119 0.3140 -0.50936 2015 2 8 57061 -0.0126 0.3158 -0.51060 2015 2 9 57062 -0.0133 0.3177 -0.51185 2015 2 10 57063 -0.0140 0.3195 -0.51310 2015 2 11 57064 -0.0146 0.3213 -0.51431 2015 2 12 57065 -0.0152 0.3232 -0.51549 2015 2 13 57066 -0.0157 0.3251 -0.51662 2015 2 14 57067 -0.0163 0.3269 -0.51775 2015 2 15 57068 -0.0167 0.3288 -0.51890 2015 2 16 57069 -0.0172 0.3307 -0.52013 2015 2 17 57070 -0.0176 0.3326 -0.52150 2015 2 18 57071 -0.0180 0.3345 -0.52306 2015 2 19 57072 -0.0184 0.3365 -0.52481 2015 2 20 57073 -0.0187 0.3384 -0.52670 2015 2 21 57074 -0.0190 0.3403 -0.52865 2015 2 22 57075 -0.0192 0.3423 -0.53056 2015 2 23 57076 -0.0194 0.3442 -0.53235 2015 2 24 57077 -0.0196 0.3462 -0.53397 2015 2 25 57078 -0.0197 0.3482 -0.53541 2015 2 26 57079 -0.0199 0.3501 -0.53671 2015 2 27 57080 -0.0199 0.3521 -0.53791 2015 2 28 57081 -0.0200 0.3541 -0.53906 2015 3 1 57082 -0.0200 0.3560 -0.54021 2015 3 2 57083 -0.0199 0.3580 -0.54139 2015 3 3 57084 -0.0199 0.3600 -0.54263 2015 3 4 57085 -0.0197 0.3620 -0.54394 2015 3 5 57086 -0.0196 0.3639 -0.54533 2015 3 6 57087 -0.0194 0.3659 -0.54679 2015 3 7 57088 -0.0192 0.3679 -0.54829 2015 3 8 57089 -0.0189 0.3699 -0.54981 2015 3 9 57090 -0.0187 0.3719 -0.55132 2015 3 10 57091 -0.0183 0.3738 -0.55280 2015 3 11 57092 -0.0180 0.3758 -0.55423 2015 3 12 57093 -0.0176 0.3778 -0.55561 2015 3 13 57094 -0.0171 0.3797 -0.55695 2015 3 14 57095 -0.0167 0.3817 -0.55829 2015 3 15 57096 -0.0162 0.3836 -0.55968 2015 3 16 57097 -0.0156 0.3856 -0.56118 2015 3 17 57098 -0.0150 0.3875 -0.56285 2015 3 18 57099 -0.0144 0.3894 -0.56471 2015 3 19 57100 -0.0138 0.3914 -0.56676 2015 3 20 57101 -0.0131 0.3933 -0.56893 2015 3 21 57102 -0.0124 0.3952 -0.57113 2015 3 22 57103 -0.0116 0.3971 -0.57325 2015 3 23 57104 -0.0108 0.3990 -0.57523 2015 3 24 57105 -0.0100 0.4009 -0.57703 2015 3 25 57106 -0.0092 0.4027 -0.57865 2015 3 26 57107 -0.0083 0.4046 -0.58015 2015 3 27 57108 -0.0073 0.4064 -0.58157 2015 3 28 57109 -0.0064 0.4083 -0.58297 2015 3 29 57110 -0.0054 0.4101 -0.58437 2015 3 30 57111 -0.0044 0.4119 -0.58583 2015 3 31 57112 -0.0033 0.4137 -0.58735 2015 4 1 57113 -0.0022 0.4154 -0.58896 2015 4 2 57114 -0.0011 0.4172 -0.59063 2015 4 3 57115 0.0001 0.4190 -0.59237 2015 4 4 57116 0.0013 0.4207 -0.59415 2015 4 5 57117 0.0025 0.4224 -0.59593 2015 4 6 57118 0.0038 0.4241 -0.59771 2015 4 7 57119 0.0051 0.4258 -0.59945 2015 4 8 57120 0.0064 0.4274 -0.60114 2015 4 9 57121 0.0077 0.4291 -0.60278 2015 4 10 57122 0.0091 0.4307 -0.60438 2015 4 11 57123 0.0105 0.4323 -0.60597 2015 4 12 57124 0.0120 0.4339 -0.60760 2015 4 13 57125 0.0134 0.4354 -0.60931 2015 4 14 57126 0.0149 0.4370 -0.61114 2015 4 15 57127 0.0165 0.4385 -0.61311 2015 4 16 57128 0.0180 0.4400 -0.61517 2015 4 17 57129 0.0196 0.4414 -0.61726 2015 4 18 57130 0.0212 0.4429 -0.61929 2015 4 19 57131 0.0229 0.4443 -0.62116 2015 4 20 57132 0.0245 0.4457 -0.62282 2015 4 21 57133 0.0262 0.4471 -0.62427 2015 4 22 57134 0.0280 0.4484 -0.62554 2015 4 23 57135 0.0297 0.4498 -0.62668 2015 4 24 57136 0.0315 0.4511 -0.62774 2015 4 25 57137 0.0333 0.4523 -0.62876 2015 4 26 57138 0.0351 0.4536 -0.62978 2015 4 27 57139 0.0369 0.4548 -0.63081 2015 4 28 57140 0.0388 0.4560 -0.63188 2015 4 29 57141 0.0407 0.4572 -0.63298 2015 4 30 57142 0.0426 0.4583 -0.63409 2015 5 1 57143 0.0445 0.4594 -0.63519 2015 5 2 57144 0.0465 0.4605 -0.63623 2015 5 3 57145 0.0485 0.4615 -0.63719 2015 5 4 57146 0.0505 0.4625 -0.63806 2015 5 5 57147 0.0525 0.4635 -0.63885 2015 5 6 57148 0.0545 0.4645 -0.63959 2015 5 7 57149 0.0566 0.4654 -0.64031 2015 5 8 57150 0.0587 0.4663 -0.64107 2015 5 9 57151 0.0607 0.4672 -0.64191 2015 5 10 57152 0.0629 0.4680 -0.64286 2015 5 11 57153 0.0650 0.4688 -0.64397 2015 5 12 57154 0.0671 0.4696 -0.64528 2015 5 13 57155 0.0693 0.4703 -0.64675 2015 5 14 57156 0.0714 0.4711 -0.64832 2015 5 15 57157 0.0736 0.4717 -0.64993 2015 5 16 57158 0.0758 0.4724 -0.65149 2015 5 17 57159 0.0780 0.4730 -0.65292 2015 5 18 57160 0.0803 0.4736 -0.65417 2015 5 19 57161 0.0825 0.4741 -0.65526 2015 5 20 57162 0.0847 0.4746 -0.65622 2015 5 21 57163 0.0870 0.4751 -0.65708 2015 5 22 57164 0.0893 0.4755 -0.65795 2015 5 23 57165 0.0915 0.4759 -0.65879 2015 5 24 57166 0.0938 0.4763 -0.65957 2015 5 25 57167 0.0961 0.4766 -0.66036 2015 5 26 57168 0.0984 0.4769 -0.66117 2015 5 27 57169 0.1007 0.4772 -0.66196 2015 5 28 57170 0.1030 0.4774 -0.66275 2015 5 29 57171 0.1054 0.4776 -0.66353 2015 5 30 57172 0.1077 0.4778 -0.66430 2015 5 31 57173 0.1100 0.4779 -0.66503 2015 6 1 57174 0.1123 0.4780 -0.66571 2015 6 2 57175 0.1147 0.4780 -0.66629 2015 6 3 57176 0.1170 0.4781 -0.66680 2015 6 4 57177 0.1194 0.4780 -0.66726 2015 6 5 57178 0.1217 0.4780 -0.66768 2015 6 6 57179 0.1240 0.4779 -0.66815 2015 6 7 57180 0.1264 0.4778 -0.66869 2015 6 8 57181 0.1287 0.4776 -0.66931 2015 6 9 57182 0.1311 0.4774 -0.67002 2015 6 10 57183 0.1334 0.4772 -0.67075 2015 6 11 57184 0.1357 0.4769 -0.67147 2015 6 12 57185 0.1381 0.4766 -0.67213 2015 6 13 57186 0.1404 0.4762 -0.67264 2015 6 14 57187 0.1427 0.4759 -0.67298 2015 6 15 57188 0.1450 0.4754 -0.67322 2015 6 16 57189 0.1473 0.4750 -0.67333 2015 6 17 57190 0.1496 0.4745 -0.67337 2015 6 18 57191 0.1519 0.4740 -0.67338 2015 6 19 57192 0.1542 0.4734 -0.67344 2015 6 20 57193 0.1565 0.4728 -0.67360 2015 6 21 57194 0.1588 0.4722 -0.67381 2015 6 22 57195 0.1610 0.4715 -0.67407 2015 6 23 57196 0.1633 0.4708 -0.67436 2015 6 24 57197 0.1655 0.4701 -0.67468 2015 6 25 57198 0.1677 0.4693 -0.67507 2015 6 26 57199 0.1699 0.4685 -0.67542 2015 6 27 57200 0.1722 0.4677 -0.67577 2015 6 28 57201 0.1743 0.4668 -0.67612 2015 6 29 57202 0.1765 0.4659 -0.67641 2015 6 30 57203 0.1787 0.4650 -0.67663 2015 7 1 57204 0.1808 0.4640 -0.67683 2015 7 2 57205 0.1829 0.4630 -0.67702 2015 7 3 57206 0.1850 0.4619 -0.67722 2015 7 4 57207 0.1871 0.4609 -0.67751 2015 7 5 57208 0.1892 0.4598 -0.67789 2015 7 6 57209 0.1913 0.4586 -0.67838 2015 7 7 57210 0.1933 0.4574 -0.67893 2015 7 8 57211 0.1953 0.4562 -0.67949 2015 7 9 57212 0.1973 0.4550 -0.67996 2015 7 10 57213 0.1993 0.4537 -0.68036 2015 7 11 57214 0.2013 0.4524 -0.68062 2015 7 12 57215 0.2032 0.4511 -0.68069 2015 7 13 57216 0.2051 0.4497 -0.68066 2015 7 14 57217 0.2070 0.4484 -0.68056 2015 7 15 57218 0.2088 0.4469 -0.68045 2015 7 16 57219 0.2107 0.4455 -0.68034 2015 7 17 57220 0.2125 0.4440 -0.68029 2015 7 18 57221 0.2143 0.4425 -0.68037 2015 7 19 57222 0.2161 0.4410 -0.68056 2015 7 20 57223 0.2178 0.4394 -0.68084 2015 7 21 57224 0.2195 0.4378 -0.68124 2015 7 22 57225 0.2212 0.4362 -0.68169 2015 7 23 57226 0.2228 0.4345 -0.68216 2015 7 24 57227 0.2245 0.4329 -0.68257 2015 7 25 57228 0.2261 0.4312 -0.68290 2015 7 26 57229 0.2276 0.4294 -0.68312 2015 7 27 57230 0.2292 0.4277 -0.68329 2015 7 28 57231 0.2307 0.4259 -0.68343 2015 7 29 57232 0.2322 0.4241 -0.68354 2015 7 30 57233 0.2336 0.4223 -0.68369 2015 7 31 57234 0.2350 0.4205 -0.68390 2015 8 1 57235 0.2364 0.4186 -0.68423 2015 8 2 57236 0.2378 0.4167 -0.68470 2015 8 3 57237 0.2391 0.4148 -0.68528 2015 8 4 57238 0.2404 0.4129 -0.68594 2015 8 5 57239 0.2416 0.4109 -0.68659 2015 8 6 57240 0.2428 0.4089 -0.68716 2015 8 7 57241 0.2440 0.4070 -0.68759 2015 8 8 57242 0.2452 0.4049 -0.68784 2015 8 9 57243 0.2463 0.4029 -0.68792 2015 8 10 57244 0.2473 0.4009 -0.68789 2015 8 11 57245 0.2484 0.3988 -0.68784 2015 8 12 57246 0.2494 0.3967 -0.68781 2015 8 13 57247 0.2504 0.3946 -0.68784 2015 8 14 57248 0.2513 0.3925 -0.68795 2015 8 15 57249 0.2522 0.3904 -0.68814 2015 8 16 57250 0.2531 0.3882 -0.68843 2015 8 17 57251 0.2539 0.3861 -0.68875 2015 8 18 57252 0.2547 0.3839 -0.68916 2015 8 19 57253 0.2554 0.3817 -0.68959 2015 8 20 57254 0.2561 0.3795 -0.69000 2015 8 21 57255 0.2568 0.3773 -0.69032 2015 8 22 57256 0.2574 0.3751 -0.69065 2015 8 23 57257 0.2580 0.3728 -0.69095 2015 8 24 57258 0.2586 0.3706 -0.69123 2015 8 25 57259 0.2591 0.3683 -0.69151 2015 8 26 57260 0.2595 0.3661 -0.69189 2015 8 27 57261 0.2600 0.3638 -0.69242 2015 8 28 57262 0.2604 0.3615 -0.69304 2015 8 29 57263 0.2607 0.3592 -0.69384 2015 8 30 57264 0.2610 0.3569 -0.69486 2015 8 31 57265 0.2613 0.3546 -0.69599 2015 9 1 57266 0.2615 0.3523 -0.69716 2015 9 2 57267 0.2617 0.3500 -0.69824 2015 9 3 57268 0.2619 0.3477 -0.69915 2015 9 4 57269 0.2620 0.3454 -0.69986 2015 9 5 57270 0.2621 0.3431 -0.70045 2015 9 6 57271 0.2621 0.3407 -0.70091 2015 9 7 57272 0.2621 0.3384 -0.70128 2015 9 8 57273 0.2620 0.3361 -0.70157 2015 9 9 57274 0.2620 0.3338 -0.70186 2015 9 10 57275 0.2618 0.3314 -0.70221 2015 9 11 57276 0.2616 0.3291 -0.70266 2015 9 12 57277 0.2614 0.3268 -0.70324 2015 9 13 57278 0.2612 0.3245 -0.70396 2015 9 14 57279 0.2609 0.3222 -0.70478 2015 9 15 57280 0.2605 0.3198 -0.70556 2015 9 16 57281 0.2602 0.3175 -0.70630 2015 9 17 57282 0.2597 0.3152 -0.70695 2015 9 18 57283 0.2593 0.3129 -0.70758 2015 9 19 57284 0.2588 0.3106 -0.70828 2015 9 20 57285 0.2582 0.3084 -0.70902 2015 9 21 57286 0.2577 0.3061 -0.70976 2015 9 22 57287 0.2570 0.3038 -0.71057 2015 9 23 57288 0.2564 0.3015 -0.71142 2015 9 24 57289 0.2557 0.2993 -0.71238 2015 9 25 57290 0.2549 0.2970 -0.71356 2015 9 26 57291 0.2541 0.2948 -0.71485 2015 9 27 57292 0.2533 0.2926 -0.71624 2015 9 28 57293 0.2525 0.2904 -0.71774 2015 9 29 57294 0.2516 0.2882 -0.71923 2015 9 30 57295 0.2506 0.2860 -0.72065 2015 10 1 57296 0.2497 0.2838 -0.72195 2015 10 2 57297 0.2486 0.2817 -0.72312 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) 56913 -94.93 0.69 -13.22 0.07 56914 -95.16 0.34 -13.01 0.05 56915 -94.89 0.34 -13.07 0.05 56916 -94.40 0.21 -13.31 0.05 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 56913 -0.186 0.274 -0.413 0.070 56914 -0.190 0.135 -0.356 0.050 56915 -0.175 0.135 -0.295 0.050 56916 -0.141 0.084 -0.266 0.050 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).