********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 4 December 2014 Vol. XXVII No. 049 ______________________________________________________________________ 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 = -0.5 seconds beginning 25 Dec 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 11 28 56989 0.08634 .00009 0.25521 .00009 -0.418717 0.000009 14 11 29 56990 0.08507 .00009 0.25598 .00009 -0.420056 0.000009 14 11 30 56991 0.08315 .00009 0.25673 .00009 -0.421502 0.000007 14 12 1 56992 0.08104 .00009 0.25767 .00009 -0.423003 0.000006 14 12 2 56993 0.07897 .00009 0.25866 .00009 -0.424468 0.000005 14 12 3 56994 0.07690 .00009 0.25943 .00009 -0.425859 0.000065 14 12 4 56995 0.07480 .00009 0.25991 .00009 -0.427194 0.000055 IERS Final Values MJD x y UT1-UTC " " s 14 10 2 56932 0.1880 0.2874 -0.35205 14 10 3 56933 0.1864 0.2864 -0.35291 14 10 4 56934 0.1846 0.2851 -0.35401 14 10 5 56935 0.1829 0.2839 -0.35532 14 10 6 56936 0.1808 0.2826 -0.35679 14 10 7 56937 0.1785 0.2811 -0.35831 14 10 8 56938 0.1764 0.2795 -0.35991 14 10 9 56939 0.1745 0.2780 -0.36146 14 10 10 56940 0.1721 0.2769 -0.36282 14 10 11 56941 0.1695 0.2757 -0.36400 14 10 12 56942 0.1671 0.2743 -0.36510 14 10 13 56943 0.1649 0.2729 -0.36608 14 10 14 56944 0.1632 0.2716 -0.36702 14 10 15 56945 0.1618 0.2706 -0.36793 14 10 16 56946 0.1604 0.2696 -0.36885 14 10 17 56947 0.1589 0.2684 -0.36983 14 10 18 56948 0.1577 0.2674 -0.37079 14 10 19 56949 0.1562 0.2664 -0.37185 14 10 20 56950 0.1550 0.2652 -0.37301 14 10 21 56951 0.1536 0.2642 -0.37429 14 10 22 56952 0.1526 0.2632 -0.37564 14 10 23 56953 0.1512 0.2626 -0.37702 14 10 24 56954 0.1494 0.2616 -0.37831 14 10 25 56955 0.1473 0.2603 -0.37949 14 10 26 56956 0.1448 0.2591 -0.38059 14 10 27 56957 0.1426 0.2578 -0.38161 14 10 28 56958 0.1407 0.2571 -0.38259 14 10 29 56959 0.1389 0.2567 -0.38360 14 10 30 56960 0.1370 0.2563 -0.38468 14 10 31 56961 0.1349 0.2560 -0.38582 14 11 1 56962 0.1325 0.2554 -0.38712 _______________________________________________________________________ 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 = 0.0953 + 0.0140 cos A - 0.0677 sin A - 0.0312 cos C - 0.0438 sin C y = 0.3649 - 0.0615 cos A - 0.0153 sin A - 0.0438 cos C + 0.0312 sin C UT1-UTC = -0.4366 - 0.00103 (MJD - 57003) - (UT2-UT1) where A = 2*pi*(MJD-56995)/365.25 and C = 2*pi*(MJD-56995)/435. TAI-UTC(MJD 56996) = 35.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-56995)**0.80 S t = 0.00025 (MJD-56995)**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 12 5 56996 0.0730 0.2603 -0.42837 2014 12 6 56997 0.0712 0.2607 -0.42940 2014 12 7 56998 0.0694 0.2611 -0.43033 2014 12 8 56999 0.0677 0.2616 -0.43120 2014 12 9 57000 0.0659 0.2622 -0.43205 2014 12 10 57001 0.0642 0.2627 -0.43290 2014 12 11 57002 0.0625 0.2633 -0.43379 2014 12 12 57003 0.0608 0.2637 -0.43472 2014 12 13 57004 0.0590 0.2642 -0.43573 2014 12 14 57005 0.0574 0.2647 -0.43680 2014 12 15 57006 0.0558 0.2653 -0.43791 2014 12 16 57007 0.0542 0.2659 -0.43905 2014 12 17 57008 0.0526 0.2666 -0.44017 2014 12 18 57009 0.0510 0.2674 -0.44123 2014 12 19 57010 0.0494 0.2681 -0.44221 2014 12 20 57011 0.0478 0.2689 -0.44311 2014 12 21 57012 0.0462 0.2696 -0.44394 2014 12 22 57013 0.0447 0.2704 -0.44476 2014 12 23 57014 0.0431 0.2712 -0.44562 2014 12 24 57015 0.0416 0.2721 -0.44657 2014 12 25 57016 0.0400 0.2729 -0.44764 2014 12 26 57017 0.0385 0.2738 -0.44884 2014 12 27 57018 0.0370 0.2747 -0.45012 2014 12 28 57019 0.0355 0.2756 -0.45143 2014 12 29 57020 0.0341 0.2765 -0.45270 2014 12 30 57021 0.0326 0.2775 -0.45388 2014 12 31 57022 0.0312 0.2785 -0.45492 2015 1 1 57023 0.0298 0.2795 -0.45581 2015 1 2 57024 0.0284 0.2805 -0.45657 2015 1 3 57025 0.0270 0.2816 -0.45721 2015 1 4 57026 0.0256 0.2827 -0.45777 2015 1 5 57027 0.0243 0.2838 -0.45832 2015 1 6 57028 0.0230 0.2849 -0.45888 2015 1 7 57029 0.0216 0.2860 -0.45950 2015 1 8 57030 0.0204 0.2872 -0.46018 2015 1 9 57031 0.0191 0.2884 -0.46094 2015 1 10 57032 0.0179 0.2896 -0.46176 2015 1 11 57033 0.0166 0.2908 -0.46263 2015 1 12 57034 0.0154 0.2921 -0.46353 2015 1 13 57035 0.0143 0.2934 -0.46443 2015 1 14 57036 0.0131 0.2946 -0.46532 2015 1 15 57037 0.0120 0.2960 -0.46616 2015 1 16 57038 0.0109 0.2973 -0.46696 2015 1 17 57039 0.0098 0.2986 -0.46772 2015 1 18 57040 0.0087 0.3000 -0.46846 2015 1 19 57041 0.0077 0.3014 -0.46924 2015 1 20 57042 0.0067 0.3028 -0.47010 2015 1 21 57043 0.0057 0.3042 -0.47111 2015 1 22 57044 0.0048 0.3057 -0.47229 2015 1 23 57045 0.0038 0.3072 -0.47361 2015 1 24 57046 0.0029 0.3086 -0.47503 2015 1 25 57047 0.0021 0.3101 -0.47644 2015 1 26 57048 0.0012 0.3116 -0.47777 2015 1 27 57049 0.0004 0.3132 -0.47895 2015 1 28 57050 -0.0004 0.3147 -0.47998 2015 1 29 57051 -0.0012 0.3163 -0.48087 2015 1 30 57052 -0.0019 0.3179 -0.48164 2015 1 31 57053 -0.0026 0.3194 -0.48235 2015 2 1 57054 -0.0033 0.3210 -0.48303 2015 2 2 57055 -0.0039 0.3227 -0.48372 2015 2 3 57056 -0.0045 0.3243 -0.48447 2015 2 4 57057 -0.0051 0.3259 -0.48529 2015 2 5 57058 -0.0057 0.3276 -0.48618 2015 2 6 57059 -0.0062 0.3292 -0.48715 2015 2 7 57060 -0.0067 0.3309 -0.48819 2015 2 8 57061 -0.0072 0.3326 -0.48928 2015 2 9 57062 -0.0076 0.3343 -0.49039 2015 2 10 57063 -0.0080 0.3360 -0.49149 2015 2 11 57064 -0.0084 0.3377 -0.49257 2015 2 12 57065 -0.0087 0.3394 -0.49361 2015 2 13 57066 -0.0090 0.3412 -0.49461 2015 2 14 57067 -0.0093 0.3429 -0.49559 2015 2 15 57068 -0.0095 0.3447 -0.49661 2015 2 16 57069 -0.0097 0.3464 -0.49771 2015 2 17 57070 -0.0099 0.3482 -0.49896 2015 2 18 57071 -0.0100 0.3499 -0.50040 2015 2 19 57072 -0.0101 0.3517 -0.50205 2015 2 20 57073 -0.0102 0.3535 -0.50384 2015 2 21 57074 -0.0102 0.3553 -0.50570 2015 2 22 57075 -0.0103 0.3570 -0.50753 2015 2 23 57076 -0.0102 0.3588 -0.50923 2015 2 24 57077 -0.0102 0.3606 -0.51078 2015 2 25 57078 -0.0101 0.3624 -0.51217 2015 2 26 57079 -0.0099 0.3642 -0.51342 2015 2 27 57080 -0.0098 0.3660 -0.51458 2015 2 28 57081 -0.0096 0.3678 -0.51569 2015 3 1 57082 -0.0094 0.3696 -0.51681 2015 3 2 57083 -0.0091 0.3714 -0.51796 2015 3 3 57084 -0.0088 0.3732 -0.51918 2015 3 4 57085 -0.0085 0.3750 -0.52048 2015 3 5 57086 -0.0081 0.3767 -0.52187 2015 3 6 57087 -0.0077 0.3785 -0.52332 2015 3 7 57088 -0.0073 0.3803 -0.52483 2015 3 8 57089 -0.0068 0.3821 -0.52636 2015 3 9 57090 -0.0063 0.3839 -0.52789 2015 3 10 57091 -0.0058 0.3856 -0.52939 2015 3 11 57092 -0.0052 0.3874 -0.53086 2015 3 12 57093 -0.0046 0.3892 -0.53227 2015 3 13 57094 -0.0040 0.3909 -0.53366 2015 3 14 57095 -0.0033 0.3926 -0.53505 2015 3 15 57096 -0.0026 0.3944 -0.53648 2015 3 16 57097 -0.0019 0.3961 -0.53803 2015 3 17 57098 -0.0011 0.3978 -0.53974 2015 3 18 57099 -0.0003 0.3995 -0.54163 2015 3 19 57100 0.0005 0.4012 -0.54371 2015 3 20 57101 0.0014 0.4029 -0.54591 2015 3 21 57102 0.0023 0.4046 -0.54813 2015 3 22 57103 0.0032 0.4063 -0.55028 2015 3 23 57104 0.0041 0.4079 -0.55220 2015 3 24 57105 0.0051 0.4096 -0.55393 2015 3 25 57106 0.0062 0.4112 -0.55549 2015 3 26 57107 0.0072 0.4128 -0.55691 2015 3 27 57108 0.0083 0.4144 -0.55825 2015 3 28 57109 0.0094 0.4160 -0.55956 2015 3 29 57110 0.0106 0.4176 -0.56088 2015 3 30 57111 0.0117 0.4192 -0.56223 2015 3 31 57112 0.0129 0.4207 -0.56364 2015 4 1 57113 0.0142 0.4222 -0.56512 2015 4 2 57114 0.0154 0.4238 -0.56666 2015 4 3 57115 0.0167 0.4252 -0.56823 2015 4 4 57116 0.0181 0.4267 -0.56983 2015 4 5 57117 0.0194 0.4282 -0.57141 2015 4 6 57118 0.0208 0.4296 -0.57297 2015 4 7 57119 0.0222 0.4310 -0.57446 2015 4 8 57120 0.0236 0.4324 -0.57589 2015 4 9 57121 0.0251 0.4338 -0.57726 2015 4 10 57122 0.0266 0.4352 -0.57860 2015 4 11 57123 0.0281 0.4365 -0.57995 2015 4 12 57124 0.0297 0.4378 -0.58136 2015 4 13 57125 0.0312 0.4391 -0.58289 2015 4 14 57126 0.0328 0.4404 -0.58459 2015 4 15 57127 0.0344 0.4417 -0.58645 2015 4 16 57128 0.0361 0.4429 -0.58846 2015 4 17 57129 0.0377 0.4441 -0.59054 2015 4 18 57130 0.0394 0.4453 -0.59261 2015 4 19 57131 0.0411 0.4464 -0.59456 2015 4 20 57132 0.0429 0.4476 -0.59634 2015 4 21 57133 0.0446 0.4487 -0.59794 2015 4 22 57134 0.0464 0.4498 -0.59937 2015 4 23 57135 0.0482 0.4508 -0.60069 2015 4 24 57136 0.0500 0.4518 -0.60194 2015 4 25 57137 0.0519 0.4528 -0.60317 2015 4 26 57138 0.0538 0.4538 -0.60441 2015 4 27 57139 0.0556 0.4548 -0.60568 2015 4 28 57140 0.0575 0.4557 -0.60700 2015 4 29 57141 0.0595 0.4566 -0.60836 2015 4 30 57142 0.0614 0.4574 -0.60976 2015 5 1 57143 0.0634 0.4583 -0.61116 2015 5 2 57144 0.0653 0.4591 -0.61255 2015 5 3 57145 0.0673 0.4599 -0.61390 2015 5 4 57146 0.0693 0.4606 -0.61519 2015 5 5 57147 0.0713 0.4613 -0.61640 2015 5 6 57148 0.0734 0.4620 -0.61753 2015 5 7 57149 0.0754 0.4627 -0.61860 2015 5 8 57150 0.0775 0.4633 -0.61965 2015 5 9 57151 0.0796 0.4639 -0.62073 2015 5 10 57152 0.0817 0.4645 -0.62188 2015 5 11 57153 0.0838 0.4650 -0.62316 2015 5 12 57154 0.0859 0.4655 -0.62457 2015 5 13 57155 0.0880 0.4660 -0.62611 2015 5 14 57156 0.0901 0.4664 -0.62772 2015 5 15 57157 0.0923 0.4668 -0.62935 2015 5 16 57158 0.0944 0.4672 -0.63090 2015 5 17 57159 0.0966 0.4675 -0.63231 2015 5 18 57160 0.0988 0.4678 -0.63355 2015 5 19 57161 0.1009 0.4681 -0.63461 2015 5 20 57162 0.1031 0.4683 -0.63553 2015 5 21 57163 0.1053 0.4685 -0.63635 2015 5 22 57164 0.1075 0.4687 -0.63714 2015 5 23 57165 0.1097 0.4689 -0.63792 2015 5 24 57166 0.1119 0.4690 -0.63872 2015 5 25 57167 0.1141 0.4690 -0.63955 2015 5 26 57168 0.1163 0.4691 -0.64042 2015 5 27 57169 0.1186 0.4691 -0.64132 2015 5 28 57170 0.1208 0.4691 -0.64223 2015 5 29 57171 0.1230 0.4690 -0.64312 2015 5 30 57172 0.1252 0.4689 -0.64398 2015 5 31 57173 0.1274 0.4688 -0.64479 2015 6 1 57174 0.1297 0.4686 -0.64553 2015 6 2 57175 0.1319 0.4684 -0.64619 2015 6 3 57176 0.1341 0.4682 -0.64680 2015 6 4 57177 0.1363 0.4679 -0.64738 2015 6 5 57178 0.1385 0.4676 -0.64799 2015 6 6 57179 0.1407 0.4673 -0.64868 2015 6 7 57180 0.1429 0.4669 -0.64950 2015 6 8 57181 0.1451 0.4665 -0.65047 2015 6 9 57182 0.1473 0.4661 -0.65159 2015 6 10 57183 0.1495 0.4656 -0.65281 2015 6 11 57184 0.1517 0.4651 -0.65407 2015 6 12 57185 0.1538 0.4646 -0.65532 2015 6 13 57186 0.1560 0.4640 -0.65647 2015 6 14 57187 0.1581 0.4634 -0.65748 2015 6 15 57188 0.1603 0.4627 -0.65833 2015 6 16 57189 0.1624 0.4621 -0.65903 2015 6 17 57190 0.1646 0.4613 -0.65962 2015 6 18 57191 0.1667 0.4606 -0.66014 2015 6 19 57192 0.1688 0.4598 -0.66063 2015 6 20 57193 0.1709 0.4590 -0.66112 2015 6 21 57194 0.1729 0.4582 -0.66161 2015 6 22 57195 0.1750 0.4573 -0.66210 2015 6 23 57196 0.1770 0.4564 -0.66260 2015 6 24 57197 0.1791 0.4555 -0.66308 2015 6 25 57198 0.1811 0.4545 -0.66351 2015 6 26 57199 0.1831 0.4535 -0.66389 2015 6 27 57200 0.1851 0.4524 -0.66420 2015 6 28 57201 0.1870 0.4514 -0.66444 2015 6 29 57202 0.1890 0.4503 -0.66463 2015 6 30 57203 0.1909 0.4491 -0.66477 2015 7 1 57204 0.1928 0.4480 -0.66489 2015 7 2 57205 0.1947 0.4468 -0.66505 2015 7 3 57206 0.1966 0.4456 -0.66530 2015 7 4 57207 0.1984 0.4443 -0.66568 2015 7 5 57208 0.2003 0.4430 -0.66622 2015 7 6 57209 0.2021 0.4417 -0.66691 2015 7 7 57210 0.2039 0.4404 -0.66769 2015 7 8 57211 0.2056 0.4390 -0.66847 2015 7 9 57212 0.2074 0.4376 -0.66917 2015 7 10 57213 0.2091 0.4362 -0.66972 2015 7 11 57214 0.2108 0.4347 -0.67011 2015 7 12 57215 0.2124 0.4333 -0.67032 2015 7 13 57216 0.2141 0.4317 -0.67040 2015 7 14 57217 0.2157 0.4302 -0.67041 2015 7 15 57218 0.2173 0.4286 -0.67043 2015 7 16 57219 0.2188 0.4271 -0.67050 2015 7 17 57220 0.2204 0.4254 -0.67063 2015 7 18 57221 0.2219 0.4238 -0.67084 2015 7 19 57222 0.2234 0.4221 -0.67110 2015 7 20 57223 0.2248 0.4205 -0.67142 2015 7 21 57224 0.2262 0.4187 -0.67177 2015 7 22 57225 0.2276 0.4170 -0.67212 2015 7 23 57226 0.2290 0.4152 -0.67245 2015 7 24 57227 0.2303 0.4135 -0.67273 2015 7 25 57228 0.2316 0.4117 -0.67293 2015 7 26 57229 0.2329 0.4098 -0.67310 2015 7 27 57230 0.2341 0.4080 -0.67326 2015 7 28 57231 0.2353 0.4061 -0.67344 2015 7 29 57232 0.2365 0.4042 -0.67363 2015 7 30 57233 0.2376 0.4023 -0.67390 2015 7 31 57234 0.2387 0.4004 -0.67428 2015 8 1 57235 0.2398 0.3984 -0.67471 2015 8 2 57236 0.2408 0.3965 -0.67529 2015 8 3 57237 0.2418 0.3945 -0.67600 2015 8 4 57238 0.2428 0.3925 -0.67674 2015 8 5 57239 0.2437 0.3905 -0.67740 2015 8 6 57240 0.2446 0.3884 -0.67794 2015 8 7 57241 0.2455 0.3864 -0.67827 2015 8 8 57242 0.2463 0.3843 -0.67837 2015 8 9 57243 0.2471 0.3822 -0.67825 2015 8 10 57244 0.2479 0.3801 -0.67804 2015 8 11 57245 0.2486 0.3780 -0.67788 2015 8 12 57246 0.2493 0.3759 -0.67775 2015 8 13 57247 0.2499 0.3738 -0.67762 2015 8 14 57248 0.2505 0.3716 -0.67761 2015 8 15 57249 0.2511 0.3695 -0.67769 2015 8 16 57250 0.2516 0.3673 -0.67787 2015 8 17 57251 0.2521 0.3651 -0.67813 2015 8 18 57252 0.2525 0.3629 -0.67847 2015 8 19 57253 0.2529 0.3607 -0.67887 2015 8 20 57254 0.2533 0.3585 -0.67926 2015 8 21 57255 0.2537 0.3563 -0.67954 2015 8 22 57256 0.2540 0.3541 -0.67975 2015 8 23 57257 0.2542 0.3519 -0.67989 2015 8 24 57258 0.2544 0.3496 -0.67994 2015 8 25 57259 0.2546 0.3474 -0.67997 2015 8 26 57260 0.2547 0.3451 -0.68007 2015 8 27 57261 0.2548 0.3429 -0.68029 2015 8 28 57262 0.2549 0.3406 -0.68069 2015 8 29 57263 0.2549 0.3384 -0.68132 2015 8 30 57264 0.2549 0.3361 -0.68220 2015 8 31 57265 0.2548 0.3339 -0.68321 2015 9 1 57266 0.2547 0.3316 -0.68425 2015 9 2 57267 0.2546 0.3293 -0.68523 2015 9 3 57268 0.2544 0.3271 -0.68600 2015 9 4 57269 0.2542 0.3248 -0.68652 2015 9 5 57270 0.2539 0.3226 -0.68685 2015 9 6 57271 0.2536 0.3203 -0.68704 2015 9 7 57272 0.2533 0.3180 -0.68714 2015 9 8 57273 0.2529 0.3158 -0.68723 2015 9 9 57274 0.2525 0.3135 -0.68740 2015 9 10 57275 0.2520 0.3113 -0.68770 2015 9 11 57276 0.2515 0.3091 -0.68815 2015 9 12 57277 0.2510 0.3068 -0.68872 2015 9 13 57278 0.2504 0.3046 -0.68937 2015 9 14 57279 0.2497 0.3024 -0.69010 2015 9 15 57280 0.2491 0.3002 -0.69094 2015 9 16 57281 0.2484 0.2980 -0.69180 2015 9 17 57282 0.2476 0.2958 -0.69265 2015 9 18 57283 0.2469 0.2936 -0.69350 2015 9 19 57284 0.2460 0.2914 -0.69433 2015 9 20 57285 0.2452 0.2892 -0.69513 2015 9 21 57286 0.2443 0.2871 -0.69594 2015 9 22 57287 0.2434 0.2849 -0.69679 2015 9 23 57288 0.2424 0.2828 -0.69772 2015 9 24 57289 0.2414 0.2807 -0.69881 2015 9 25 57290 0.2403 0.2786 -0.70013 2015 9 26 57291 0.2392 0.2765 -0.70165 2015 9 27 57292 0.2381 0.2744 -0.70326 2015 9 28 57293 0.2370 0.2723 -0.70497 2015 9 29 57294 0.2358 0.2703 -0.70666 2015 9 30 57295 0.2345 0.2683 -0.70823 2015 10 1 57296 0.2333 0.2662 -0.70963 2015 10 2 57297 0.2319 0.2643 -0.71086 2015 10 3 57298 0.2306 0.2623 -0.71197 2015 10 4 57299 0.2292 0.2603 -0.71299 2015 10 5 57300 0.2278 0.2584 -0.71398 2015 10 6 57301 0.2264 0.2565 -0.71496 2015 10 7 57302 0.2249 0.2546 -0.71597 2015 10 8 57303 0.2234 0.2527 -0.71702 2015 10 9 57304 0.2218 0.2508 -0.71809 2015 10 10 57305 0.2202 0.2490 -0.71921 2015 10 11 57306 0.2186 0.2472 -0.72035 2015 10 12 57307 0.2170 0.2454 -0.72145 2015 10 13 57308 0.2153 0.2436 -0.72253 2015 10 14 57309 0.2136 0.2419 -0.72354 2015 10 15 57310 0.2118 0.2402 -0.72447 2015 10 16 57311 0.2101 0.2385 -0.72535 2015 10 17 57312 0.2083 0.2368 -0.72613 2015 10 18 57313 0.2064 0.2352 -0.72686 2015 10 19 57314 0.2046 0.2336 -0.72766 2015 10 20 57315 0.2027 0.2320 -0.72852 2015 10 21 57316 0.2008 0.2305 -0.72951 2015 10 22 57317 0.1988 0.2289 -0.73067 2015 10 23 57318 0.1968 0.2274 -0.73207 2015 10 24 57319 0.1948 0.2260 -0.73374 2015 10 25 57320 0.1928 0.2245 -0.73556 2015 10 26 57321 0.1908 0.2231 -0.73746 2015 10 27 57322 0.1887 0.2217 -0.73932 2015 10 28 57323 0.1866 0.2204 -0.74108 2015 10 29 57324 0.1844 0.2191 -0.74273 2015 10 30 57325 0.1823 0.2178 -0.74420 2015 10 31 57326 0.1801 0.2165 -0.74558 2015 11 1 57327 0.1779 0.2153 -0.74693 2015 11 2 57328 0.1757 0.2141 -0.74825 2015 11 3 57329 0.1735 0.2130 -0.74958 2015 11 4 57330 0.1712 0.2118 -0.75095 2015 11 5 57331 0.1689 0.2107 -0.75234 2015 11 6 57332 0.1666 0.2097 -0.75374 2015 11 7 57333 0.1643 0.2087 -0.75514 2015 11 8 57334 0.1619 0.2077 -0.75650 2015 11 9 57335 0.1596 0.2067 -0.75783 2015 11 10 57336 0.1572 0.2058 -0.75910 2015 11 11 57337 0.1548 0.2049 -0.76031 2015 11 12 57338 0.1524 0.2041 -0.76140 2015 11 13 57339 0.1500 0.2033 -0.76247 2015 11 14 57340 0.1476 0.2025 -0.76347 2015 11 15 57341 0.1451 0.2018 -0.76441 2015 11 16 57342 0.1426 0.2011 -0.76539 2015 11 17 57343 0.1402 0.2004 -0.76647 2015 11 18 57344 0.1377 0.1998 -0.76769 2015 11 19 57345 0.1352 0.1992 -0.76906 2015 11 20 57346 0.1326 0.1987 -0.77061 2015 11 21 57347 0.1301 0.1982 -0.77238 2015 11 22 57348 0.1276 0.1977 -0.77429 2015 11 23 57349 0.1250 0.1973 -0.77624 2015 11 24 57350 0.1225 0.1969 -0.77820 2015 11 25 57351 0.1199 0.1965 -0.78006 2015 11 26 57352 0.1174 0.1962 -0.78178 2015 11 27 57353 0.1148 0.1960 -0.78331 2015 11 28 57354 0.1122 0.1957 -0.78470 2015 11 29 57355 0.1097 0.1955 -0.78597 2015 11 30 57356 0.1071 0.1954 -0.78723 2015 12 1 57357 0.1045 0.1953 -0.78849 2015 12 2 57358 0.1019 0.1952 -0.78976 2015 12 3 57359 0.0993 0.1952 -0.79103 2015 12 4 57360 0.0967 0.1952 -0.79227 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) 56966 -90.81 0.30 -11.18 0.04 56967 -90.73 0.30 -11.30 0.04 56968 -90.61 0.30 -11.38 0.04 56969 -90.50 0.30 -11.28 0.15 56970 -90.41 0.30 -11.03 0.05 56971 -90.24 0.30 -10.85 0.05 56972 -89.95 0.30 -10.90 0.05 56973 -89.56 0.30 -11.14 0.05 56974 -89.14 0.30 -11.39 0.05 56975 -88.80 0.30 -11.52 0.05 56976 -88.61 0.30 -11.51 0.15 56977 -88.60 0.30 -11.43 0.15 56978 -88.70 0.30 -11.33 0.15 56979 -88.81 0.30 -11.23 0.15 IERS Celestial Pole Offset Final Series MJD dpsi deps (msec. of arc) 56932 -93.5 -13.2 56933 -93.4 -13.3 56934 -93.3 -13.3 56935 -93.4 -13.1 56936 -93.5 -12.9 56937 -93.5 -12.8 56938 -92.8 -12.5 56939 -92.6 -12.7 56940 -92.5 -12.6 56941 -92.7 -12.3 56942 -92.9 -12.1 56943 -93.4 -12.3 56944 -93.1 -12.5 56945 -92.6 -12.8 56946 -92.3 -13.0 56947 -92.0 -13.1 56948 -91.8 -13.0 56949 -91.6 -12.9 56950 -91.5 -12.7 56951 -91.6 -12.5 56952 -91.7 -12.3 56953 -91.8 -12.1 56954 -91.9 -11.9 56955 -92.0 -11.9 56956 -91.9 -12.0 56957 -91.6 -12.1 56958 -91.4 -12.1 56959 -91.3 -12.1 56960 -91.4 -12.0 56961 -91.4 -12.0 56962 -91.3 -11.9 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 56966 -0.156 0.119 -0.111 0.040 56967 -0.165 0.119 -0.091 0.040 56968 -0.167 0.119 -0.083 0.040 56969 -0.162 0.119 -0.082 0.150 56970 -0.162 0.119 -0.061 0.050 56971 -0.157 0.119 -0.043 0.050 56972 -0.150 0.119 -0.042 0.050 56973 -0.142 0.119 -0.047 0.050 56974 -0.132 0.119 -0.042 0.050 56975 -0.129 0.119 -0.045 0.050 56976 -0.127 0.119 -0.065 0.150 56977 -0.132 0.119 -0.098 0.150 56978 -0.136 0.119 -0.120 0.150 56979 -0.136 0.119 -0.155 0.150 IAU2000A Celestial Pole Offset Final Series MJD dX dY (msec. of arc) 56932 -0.10 -0.20 56933 -0.09 -0.26 56934 -0.09 -0.29 56935 -0.12 -0.28 56936 -0.13 -0.34 56937 -0.14 -0.39 56938 0.05 -0.03 56939 0.01 -0.11 56940 0.04 -0.06 56941 0.04 -0.03 56942 0.03 -0.09 56943 -0.22 -0.33 56944 -0.25 -0.32 56945 -0.21 -0.30 56946 -0.23 -0.26 56947 -0.23 -0.26 56948 -0.25 -0.19 56949 -0.22 -0.19 56950 -0.16 -0.13 56951 -0.16 -0.11 56952 -0.18 -0.12 56953 -0.21 -0.15 56954 -0.21 -0.12 56955 -0.23 -0.18 56956 -0.24 -0.22 56957 -0.22 -0.22 56958 -0.23 -0.17 56959 -0.22 -0.20 56960 -0.23 -0.17 56961 -0.21 -0.23 56962 -0.21 -0.21 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).