********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 15 October 2015 Vol. XXVIII No. 042 ______________________________________________________________________ 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 = +0.2 seconds beginning 17 Sep 2015 at 0000 UTC Beginning 1 July 2015: TAI-UTC = 36.000 000 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 * * * * An additional backup mirror of the daily and Bulletin A EOP data * * is now hosted by NASA's Archive of Space Geodesy Data server at: * * ftp://cddis.gsfc.nasa.gov/pub/products/iers * * Daily EOP data will be uploaded here at 18:00 UTC, and * * Bulletin A EOP data should by available by 20:00 UTC. * * * * 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 15 10 9 57304 0.20572 .00009 0.30202 .00009 0.218588 0.000012 15 10 10 57305 0.20421 .00009 0.30070 .00009 0.217055 0.000011 15 10 11 57306 0.20212 .00009 0.29915 .00009 0.215465 0.000009 15 10 12 57307 0.19998 .00009 0.29748 .00009 0.213828 0.000010 15 10 13 57308 0.19798 .00009 0.29579 .00009 0.212184 0.000010 15 10 14 57309 0.19599 .00009 0.29402 .00009 0.210533 0.000011 15 10 15 57310 0.19395 .00009 0.29213 .00009 0.208960 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 = 0.0986 + 0.0572 cos A - 0.0454 sin A + 0.0361 cos C - 0.0172 sin C y = 0.3502 - 0.0359 cos A - 0.0505 sin A - 0.0172 cos C - 0.0361 sin C UT1-UTC = 0.1495 - 0.00116 (MJD - 57318) - (UT2-UT1) where A = 2*pi*(MJD-57310)/365.25 and C = 2*pi*(MJD-57310)/435. TAI-UTC(MJD 57311) = 36.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-57310)**0.80 S t = 0.00025 (MJD-57310)**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) 2015 10 16 57311 0.1923 0.2904 0.20745 2015 10 17 57312 0.1906 0.2887 0.20598 2015 10 18 57313 0.1890 0.2871 0.20447 2015 10 19 57314 0.1874 0.2854 0.20295 2015 10 20 57315 0.1860 0.2838 0.20142 2015 10 21 57316 0.1846 0.2822 0.19985 2015 10 22 57317 0.1832 0.2807 0.19816 2015 10 23 57318 0.1818 0.2793 0.19630 2015 10 24 57319 0.1805 0.2779 0.19425 2015 10 25 57320 0.1791 0.2765 0.19202 2015 10 26 57321 0.1778 0.2753 0.18967 2015 10 27 57322 0.1765 0.2741 0.18735 2015 10 28 57323 0.1752 0.2730 0.18516 2015 10 29 57324 0.1738 0.2720 0.18315 2015 10 30 57325 0.1723 0.2709 0.18132 2015 10 31 57326 0.1709 0.2699 0.17965 2015 11 1 57327 0.1694 0.2688 0.17808 2015 11 2 57328 0.1679 0.2678 0.17656 2015 11 3 57329 0.1664 0.2668 0.17506 2015 11 4 57330 0.1648 0.2658 0.17352 2015 11 5 57331 0.1633 0.2649 0.17192 2015 11 6 57332 0.1617 0.2639 0.17026 2015 11 7 57333 0.1602 0.2631 0.16856 2015 11 8 57334 0.1586 0.2622 0.16683 2015 11 9 57335 0.1570 0.2613 0.16510 2015 11 10 57336 0.1554 0.2605 0.16340 2015 11 11 57337 0.1537 0.2597 0.16175 2015 11 12 57338 0.1521 0.2589 0.16016 2015 11 13 57339 0.1505 0.2582 0.15863 2015 11 14 57340 0.1488 0.2574 0.15716 2015 11 15 57341 0.1471 0.2568 0.15570 2015 11 16 57342 0.1455 0.2561 0.15421 2015 11 17 57343 0.1438 0.2555 0.15264 2015 11 18 57344 0.1421 0.2548 0.15095 2015 11 19 57345 0.1403 0.2543 0.14909 2015 11 20 57346 0.1386 0.2537 0.14708 2015 11 21 57347 0.1368 0.2532 0.14493 2015 11 22 57348 0.1351 0.2526 0.14269 2015 11 23 57349 0.1333 0.2522 0.14044 2015 11 24 57350 0.1316 0.2517 0.13826 2015 11 25 57351 0.1298 0.2513 0.13622 2015 11 26 57352 0.1280 0.2509 0.13434 2015 11 27 57353 0.1262 0.2505 0.13261 2015 11 28 57354 0.1244 0.2501 0.13098 2015 11 29 57355 0.1226 0.2498 0.12940 2015 11 30 57356 0.1208 0.2495 0.12783 2015 12 1 57357 0.1190 0.2492 0.12623 2015 12 2 57358 0.1171 0.2490 0.12460 2015 12 3 57359 0.1153 0.2487 0.12293 2015 12 4 57360 0.1135 0.2486 0.12123 2015 12 5 57361 0.1117 0.2484 0.11952 2015 12 6 57362 0.1098 0.2482 0.11783 2015 12 7 57363 0.1080 0.2481 0.11617 2015 12 8 57364 0.1062 0.2480 0.11458 2015 12 9 57365 0.1043 0.2480 0.11305 2015 12 10 57366 0.1025 0.2479 0.11160 2015 12 11 57367 0.1006 0.2479 0.11021 2015 12 12 57368 0.0988 0.2480 0.10886 2015 12 13 57369 0.0970 0.2480 0.10751 2015 12 14 57370 0.0951 0.2481 0.10611 2015 12 15 57371 0.0933 0.2482 0.10461 2015 12 16 57372 0.0915 0.2483 0.10296 2015 12 17 57373 0.0897 0.2485 0.10117 2015 12 18 57374 0.0878 0.2486 0.09926 2015 12 19 57375 0.0860 0.2489 0.09726 2015 12 20 57376 0.0842 0.2491 0.09524 2015 12 21 57377 0.0824 0.2494 0.09327 2015 12 22 57378 0.0806 0.2496 0.09140 2015 12 23 57379 0.0788 0.2500 0.08967 2015 12 24 57380 0.0770 0.2503 0.08809 2015 12 25 57381 0.0752 0.2507 0.08663 2015 12 26 57382 0.0735 0.2511 0.08524 2015 12 27 57383 0.0717 0.2515 0.08387 2015 12 28 57384 0.0699 0.2519 0.08250 2015 12 29 57385 0.0682 0.2524 0.08110 2015 12 30 57386 0.0664 0.2529 0.07967 2015 12 31 57387 0.0647 0.2534 0.07821 2016 1 1 57388 0.0630 0.2540 0.07673 2016 1 2 57389 0.0613 0.2545 0.07527 2016 1 3 57390 0.0596 0.2551 0.07383 2016 1 4 57391 0.0579 0.2558 0.07245 2016 1 5 57392 0.0562 0.2564 0.07113 2016 1 6 57393 0.0546 0.2571 0.06988 2016 1 7 57394 0.0529 0.2578 0.06869 2016 1 8 57395 0.0513 0.2585 0.06754 2016 1 9 57396 0.0497 0.2593 0.06639 2016 1 10 57397 0.0481 0.2600 0.06519 2016 1 11 57398 0.0465 0.2608 0.06390 2016 1 12 57399 0.0449 0.2617 0.06248 2016 1 13 57400 0.0433 0.2625 0.06090 2016 1 14 57401 0.0418 0.2634 0.05919 2016 1 15 57402 0.0403 0.2643 0.05740 2016 1 16 57403 0.0388 0.2652 0.05559 2016 1 17 57404 0.0373 0.2661 0.05383 2016 1 18 57405 0.0358 0.2671 0.05217 2016 1 19 57406 0.0344 0.2680 0.05066 2016 1 20 57407 0.0329 0.2690 0.04928 2016 1 21 57408 0.0315 0.2701 0.04801 2016 1 22 57409 0.0301 0.2711 0.04682 2016 1 23 57410 0.0287 0.2722 0.04564 2016 1 24 57411 0.0274 0.2733 0.04445 2016 1 25 57412 0.0260 0.2744 0.04321 2016 1 26 57413 0.0247 0.2755 0.04192 2016 1 27 57414 0.0234 0.2766 0.04058 2016 1 28 57415 0.0222 0.2778 0.03920 2016 1 29 57416 0.0209 0.2790 0.03782 2016 1 30 57417 0.0197 0.2802 0.03644 2016 1 31 57418 0.0185 0.2814 0.03511 2016 2 1 57419 0.0173 0.2826 0.03374 2016 2 2 57420 0.0162 0.2839 0.03244 2016 2 3 57421 0.0150 0.2852 0.03119 2016 2 4 57422 0.0139 0.2865 0.02997 2016 2 5 57423 0.0129 0.2878 0.02876 2016 2 6 57424 0.0118 0.2891 0.02752 2016 2 7 57425 0.0108 0.2904 0.02618 2016 2 8 57426 0.0098 0.2918 0.02471 2016 2 9 57427 0.0088 0.2932 0.02305 2016 2 10 57428 0.0078 0.2946 0.02123 2016 2 11 57429 0.0069 0.2960 0.01927 2016 2 12 57430 0.0060 0.2974 0.01726 2016 2 13 57431 0.0051 0.2988 0.01527 2016 2 14 57432 0.0042 0.3003 0.01338 2016 2 15 57433 0.0034 0.3017 0.01163 2016 2 16 57434 0.0026 0.3032 0.01003 2016 2 17 57435 0.0019 0.3047 0.00855 2016 2 18 57436 0.0011 0.3062 0.00715 2016 2 19 57437 0.0004 0.3077 0.00578 2016 2 20 57438 -0.0003 0.3092 0.00438 2016 2 21 57439 -0.0010 0.3107 0.00293 2016 2 22 57440 -0.0016 0.3122 0.00141 2016 2 23 57441 -0.0022 0.3138 -0.00018 2016 2 24 57442 -0.0028 0.3153 -0.00182 2016 2 25 57443 -0.0033 0.3169 -0.00349 2016 2 26 57444 -0.0038 0.3185 -0.00516 2016 2 27 57445 -0.0043 0.3201 -0.00681 2016 2 28 57446 -0.0048 0.3216 -0.00841 2016 2 29 57447 -0.0052 0.3232 -0.00996 2016 3 1 57448 -0.0056 0.3248 -0.01144 2016 3 2 57449 -0.0060 0.3264 -0.01288 2016 3 3 57450 -0.0063 0.3281 -0.01429 2016 3 4 57451 -0.0066 0.3297 -0.01573 2016 3 5 57452 -0.0069 0.3313 -0.01723 2016 3 6 57453 -0.0071 0.3329 -0.01885 2016 3 7 57454 -0.0073 0.3346 -0.02065 2016 3 8 57455 -0.0075 0.3362 -0.02265 2016 3 9 57456 -0.0077 0.3379 -0.02482 2016 3 10 57457 -0.0078 0.3395 -0.02710 2016 3 11 57458 -0.0079 0.3411 -0.02940 2016 3 12 57459 -0.0080 0.3428 -0.03162 2016 3 13 57460 -0.0080 0.3444 -0.03370 2016 3 14 57461 -0.0080 0.3461 -0.03560 2016 3 15 57462 -0.0080 0.3477 -0.03735 2016 3 16 57463 -0.0080 0.3494 -0.03898 2016 3 17 57464 -0.0079 0.3511 -0.04055 2016 3 18 57465 -0.0078 0.3527 -0.04212 2016 3 19 57466 -0.0076 0.3544 -0.04371 2016 3 20 57467 -0.0075 0.3560 -0.04535 2016 3 21 57468 -0.0073 0.3577 -0.04706 2016 3 22 57469 -0.0070 0.3593 -0.04881 2016 3 23 57470 -0.0068 0.3609 -0.05060 2016 3 24 57471 -0.0065 0.3626 -0.05239 2016 3 25 57472 -0.0061 0.3642 -0.05415 2016 3 26 57473 -0.0058 0.3658 -0.05587 2016 3 27 57474 -0.0054 0.3675 -0.05752 2016 3 28 57475 -0.0050 0.3691 -0.05911 2016 3 29 57476 -0.0046 0.3707 -0.06063 2016 3 30 57477 -0.0041 0.3723 -0.06211 2016 3 31 57478 -0.0036 0.3739 -0.06357 2016 4 1 57479 -0.0031 0.3755 -0.06508 2016 4 2 57480 -0.0025 0.3771 -0.06667 2016 4 3 57481 -0.0019 0.3787 -0.06841 2016 4 4 57482 -0.0013 0.3803 -0.07033 2016 4 5 57483 -0.0007 0.3818 -0.07245 2016 4 6 57484 0.0000 0.3834 -0.07473 2016 4 7 57485 0.0007 0.3849 -0.07710 2016 4 8 57486 0.0014 0.3865 -0.07945 2016 4 9 57487 0.0022 0.3880 -0.08170 2016 4 10 57488 0.0029 0.3895 -0.08378 2016 4 11 57489 0.0037 0.3910 -0.08569 2016 4 12 57490 0.0046 0.3925 -0.08747 2016 4 13 57491 0.0054 0.3940 -0.08917 2016 4 14 57492 0.0063 0.3955 -0.09084 2016 4 15 57493 0.0072 0.3969 -0.09254 2016 4 16 57494 0.0082 0.3984 -0.09429 2016 4 17 57495 0.0091 0.3998 -0.09612 2016 4 18 57496 0.0101 0.4012 -0.09801 2016 4 19 57497 0.0111 0.4026 -0.09995 2016 4 20 57498 0.0122 0.4040 -0.10191 2016 4 21 57499 0.0132 0.4054 -0.10383 2016 4 22 57500 0.0143 0.4067 -0.10570 2016 4 23 57501 0.0154 0.4081 -0.10746 2016 4 24 57502 0.0165 0.4094 -0.10908 2016 4 25 57503 0.0177 0.4107 -0.11057 2016 4 26 57504 0.0189 0.4120 -0.11193 2016 4 27 57505 0.0201 0.4133 -0.11319 2016 4 28 57506 0.0213 0.4145 -0.11440 2016 4 29 57507 0.0226 0.4158 -0.11560 2016 4 30 57508 0.0238 0.4170 -0.11685 2016 5 1 57509 0.0251 0.4182 -0.11819 2016 5 2 57510 0.0264 0.4194 -0.11965 2016 5 3 57511 0.0277 0.4206 -0.12125 2016 5 4 57512 0.0291 0.4217 -0.12295 2016 5 5 57513 0.0305 0.4229 -0.12469 2016 5 6 57514 0.0319 0.4240 -0.12636 2016 5 7 57515 0.0333 0.4251 -0.12790 2016 5 8 57516 0.0347 0.4261 -0.12926 2016 5 9 57517 0.0361 0.4272 -0.13045 2016 5 10 57518 0.0376 0.4282 -0.13147 2016 5 11 57519 0.0391 0.4292 -0.13237 2016 5 12 57520 0.0406 0.4302 -0.13320 2016 5 13 57521 0.0421 0.4312 -0.13400 2016 5 14 57522 0.0436 0.4321 -0.13482 2016 5 15 57523 0.0451 0.4330 -0.13569 2016 5 16 57524 0.0467 0.4339 -0.13664 2016 5 17 57525 0.0483 0.4348 -0.13765 2016 5 18 57526 0.0499 0.4356 -0.13869 2016 5 19 57527 0.0515 0.4365 -0.13973 2016 5 20 57528 0.0531 0.4373 -0.14074 2016 5 21 57529 0.0547 0.4381 -0.14171 2016 5 22 57530 0.0564 0.4388 -0.14262 2016 5 23 57531 0.0580 0.4396 -0.14347 2016 5 24 57532 0.0597 0.4403 -0.14423 2016 5 25 57533 0.0613 0.4410 -0.14492 2016 5 26 57534 0.0630 0.4416 -0.14564 2016 5 27 57535 0.0647 0.4423 -0.14643 2016 5 28 57536 0.0664 0.4429 -0.14725 2016 5 29 57537 0.0682 0.4435 -0.14826 2016 5 30 57538 0.0699 0.4440 -0.14939 2016 5 31 57539 0.0716 0.4446 -0.15065 2016 6 1 57540 0.0733 0.4451 -0.15200 2016 6 2 57541 0.0751 0.4456 -0.15337 2016 6 3 57542 0.0769 0.4460 -0.15458 2016 6 4 57543 0.0786 0.4465 -0.15563 2016 6 5 57544 0.0804 0.4469 -0.15649 2016 6 6 57545 0.0822 0.4473 -0.15713 2016 6 7 57546 0.0839 0.4476 -0.15762 2016 6 8 57547 0.0857 0.4479 -0.15797 2016 6 9 57548 0.0875 0.4483 -0.15825 2016 6 10 57549 0.0893 0.4485 -0.15855 2016 6 11 57550 0.0911 0.4488 -0.15884 2016 6 12 57551 0.0929 0.4490 -0.15919 2016 6 13 57552 0.0947 0.4492 -0.15952 2016 6 14 57553 0.0965 0.4494 -0.15984 2016 6 15 57554 0.0983 0.4495 -0.16011 2016 6 16 57555 0.1001 0.4497 -0.16029 2016 6 17 57556 0.1019 0.4498 -0.16039 2016 6 18 57557 0.1037 0.4498 -0.16038 2016 6 19 57558 0.1055 0.4499 -0.16027 2016 6 20 57559 0.1073 0.4499 -0.16010 2016 6 21 57560 0.1091 0.4499 -0.15996 2016 6 22 57561 0.1109 0.4498 -0.15986 2016 6 23 57562 0.1127 0.4498 -0.15982 2016 6 24 57563 0.1145 0.4497 -0.15991 2016 6 25 57564 0.1162 0.4496 -0.16018 2016 6 26 57565 0.1180 0.4494 -0.16066 2016 6 27 57566 0.1198 0.4493 -0.16125 2016 6 28 57567 0.1216 0.4491 -0.16191 2016 6 29 57568 0.1233 0.4489 -0.16262 2016 6 30 57569 0.1251 0.4486 -0.16330 2016 7 1 57570 0.1268 0.4484 -0.16392 2016 7 2 57571 0.1286 0.4481 -0.16436 2016 7 3 57572 0.1303 0.4477 -0.16463 2016 7 4 57573 0.1320 0.4474 -0.16480 2016 7 5 57574 0.1338 0.4470 -0.16499 2016 7 6 57575 0.1355 0.4466 -0.16526 2016 7 7 57576 0.1372 0.4462 -0.16560 2016 7 8 57577 0.1389 0.4457 -0.16592 2016 7 9 57578 0.1406 0.4453 -0.16627 2016 7 10 57579 0.1422 0.4448 -0.16664 2016 7 11 57580 0.1439 0.4443 -0.16702 2016 7 12 57581 0.1455 0.4437 -0.16735 2016 7 13 57582 0.1472 0.4431 -0.16757 2016 7 14 57583 0.1488 0.4425 -0.16770 2016 7 15 57584 0.1504 0.4419 -0.16769 2016 7 16 57585 0.1520 0.4413 -0.16754 2016 7 17 57586 0.1536 0.4406 -0.16729 2016 7 18 57587 0.1551 0.4399 -0.16701 2016 7 19 57588 0.1567 0.4392 -0.16676 2016 7 20 57589 0.1582 0.4385 -0.16652 2016 7 21 57590 0.1598 0.4377 -0.16658 2016 7 22 57591 0.1613 0.4370 -0.16671 2016 7 23 57592 0.1627 0.4362 -0.16708 2016 7 24 57593 0.1642 0.4353 -0.16762 2016 7 25 57594 0.1657 0.4345 -0.16818 2016 7 26 57595 0.1671 0.4336 -0.16886 2016 7 27 57596 0.1685 0.4327 -0.16952 2016 7 28 57597 0.1699 0.4318 -0.17008 2016 7 29 57598 0.1713 0.4309 -0.17056 2016 7 30 57599 0.1727 0.4299 -0.17089 2016 7 31 57600 0.1740 0.4290 -0.17113 2016 8 1 57601 0.1754 0.4280 -0.17130 2016 8 2 57602 0.1767 0.4270 -0.17142 2016 8 3 57603 0.1779 0.4260 -0.17161 2016 8 4 57604 0.1792 0.4249 -0.17192 2016 8 5 57605 0.1805 0.4238 -0.17227 2016 8 6 57606 0.1817 0.4228 -0.17259 2016 8 7 57607 0.1829 0.4217 -0.17285 2016 8 8 57608 0.1841 0.4205 -0.17305 2016 8 9 57609 0.1852 0.4194 -0.17325 2016 8 10 57610 0.1863 0.4182 -0.17338 2016 8 11 57611 0.1875 0.4171 -0.17353 2016 8 12 57612 0.1885 0.4159 -0.17364 2016 8 13 57613 0.1896 0.4147 -0.17369 2016 8 14 57614 0.1907 0.4135 -0.17369 2016 8 15 57615 0.1917 0.4122 -0.17370 2016 8 16 57616 0.1927 0.4110 -0.17381 2016 8 17 57617 0.1936 0.4097 -0.17411 2016 8 18 57618 0.1946 0.4085 -0.17455 2016 8 19 57619 0.1955 0.4072 -0.17511 2016 8 20 57620 0.1964 0.4059 -0.17588 2016 8 21 57621 0.1973 0.4045 -0.17671 2016 8 22 57622 0.1981 0.4032 -0.17762 2016 8 23 57623 0.1989 0.4019 -0.17849 2016 8 24 57624 0.1997 0.4005 -0.17924 2016 8 25 57625 0.2005 0.3991 -0.17992 2016 8 26 57626 0.2012 0.3978 -0.18053 2016 8 27 57627 0.2019 0.3964 -0.18108 2016 8 28 57628 0.2026 0.3950 -0.18162 2016 8 29 57629 0.2033 0.3936 -0.18219 2016 8 30 57630 0.2039 0.3922 -0.18277 2016 8 31 57631 0.2045 0.3907 -0.18341 2016 9 1 57632 0.2051 0.3893 -0.18416 2016 9 2 57633 0.2056 0.3878 -0.18505 2016 9 3 57634 0.2061 0.3864 -0.18597 2016 9 4 57635 0.2066 0.3849 -0.18685 2016 9 5 57636 0.2071 0.3835 -0.18774 2016 9 6 57637 0.2075 0.3820 -0.18854 2016 9 7 57638 0.2080 0.3805 -0.18922 2016 9 8 57639 0.2083 0.3790 -0.18980 2016 9 9 57640 0.2087 0.3775 -0.19035 2016 9 10 57641 0.2090 0.3760 -0.19086 2016 9 11 57642 0.2093 0.3745 -0.19133 2016 9 12 57643 0.2096 0.3730 -0.19177 2016 9 13 57644 0.2098 0.3715 -0.19229 2016 9 14 57645 0.2101 0.3700 -0.19299 2016 9 15 57646 0.2102 0.3685 -0.19384 2016 9 16 57647 0.2104 0.3670 -0.19487 2016 9 17 57648 0.2105 0.3655 -0.19601 2016 9 18 57649 0.2106 0.3639 -0.19725 2016 9 19 57650 0.2107 0.3624 -0.19854 2016 9 20 57651 0.2107 0.3609 -0.19981 2016 9 21 57652 0.2108 0.3594 -0.20095 2016 9 22 57653 0.2108 0.3578 -0.20194 2016 9 23 57654 0.2107 0.3563 -0.20278 2016 9 24 57655 0.2106 0.3548 -0.20353 2016 9 25 57656 0.2105 0.3533 -0.20431 2016 9 26 57657 0.2104 0.3517 -0.20513 2016 9 27 57658 0.2103 0.3502 -0.20600 2016 9 28 57659 0.2101 0.3487 -0.20690 2016 9 29 57660 0.2099 0.3472 -0.20783 2016 9 30 57661 0.2096 0.3457 -0.20882 2016 10 1 57662 0.2094 0.3442 -0.20984 2016 10 2 57663 0.2091 0.3427 -0.21086 2016 10 3 57664 0.2088 0.3412 -0.21178 2016 10 4 57665 0.2084 0.3397 -0.21267 2016 10 5 57666 0.2081 0.3382 -0.21347 2016 10 6 57667 0.2077 0.3367 -0.21422 2016 10 7 57668 0.2072 0.3352 -0.21501 2016 10 8 57669 0.2068 0.3337 -0.21572 2016 10 9 57670 0.2063 0.3323 -0.21648 2016 10 10 57671 0.2058 0.3308 -0.21732 2016 10 11 57672 0.2053 0.3294 -0.21829 2016 10 12 57673 0.2047 0.3279 -0.21947 2016 10 13 57674 0.2041 0.3265 -0.22079 2016 10 14 57675 0.2035 0.3251 -0.22219 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) 57281 -99.89 0.30 -13.02 0.03 57282 -99.65 0.30 -13.23 0.03 57283 -99.37 0.30 -13.33 0.03 57284 -99.36 0.30 -13.36 0.06 57285 -99.67 0.30 -13.37 0.04 57286 -99.98 0.30 -13.30 0.04 57287 -99.93 0.30 -13.14 0.02 57288 -99.61 0.30 -12.98 0.02 57289 -99.38 0.30 -12.94 0.02 57290 -99.46 0.30 -12.99 0.02 57291 -99.71 0.30 -12.99 0.15 57292 -99.86 0.30 -12.89 0.15 57293 -99.80 0.30 -12.81 0.15 57294 -99.67 0.30 -12.80 0.15 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 57281 0.013 0.119 -0.179 0.030 57282 0.011 0.119 -0.189 0.030 57283 0.018 0.119 -0.177 0.030 57284 0.033 0.119 -0.150 0.060 57285 0.056 0.119 -0.136 0.040 57286 0.081 0.119 -0.123 0.040 57287 0.105 0.119 -0.124 0.020 57288 0.113 0.119 -0.130 0.020 57289 0.111 0.119 -0.130 0.020 57290 0.095 0.119 -0.118 0.020 57291 0.067 0.119 -0.108 0.150 57292 0.034 0.119 -0.107 0.150 57293 0.001 0.119 -0.124 0.150 57294 -0.035 0.119 -0.155 0.150 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).