********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 24 December 2015 Vol. XXVIII 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 26 Nov 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 12 18 57374 0.08199 .00009 0.25017 .00009 0.105399 0.000013 15 12 19 57375 0.08016 .00009 0.25068 .00009 0.103506 0.000016 15 12 20 57376 0.07807 .00009 0.25109 .00009 0.101498 0.000016 15 12 21 57377 0.07581 .00009 0.25138 .00009 0.099515 0.000015 15 12 22 57378 0.07352 .00009 0.25154 .00009 0.097652 0.000015 15 12 23 57379 0.07132 .00009 0.25170 .00009 0.095883 0.000065 15 12 24 57380 0.06911 .00009 0.25210 .00009 0.094313 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 = 0.0992 - 0.0204 cos A - 0.0754 sin A - 0.0008 cos C - 0.0359 sin C y = 0.3516 - 0.0658 cos A + 0.0127 sin A - 0.0359 cos C + 0.0008 sin C UT1-UTC = 0.0616 - 0.00128 (MJD - 57388) - (UT2-UT1) where A = 2*pi*(MJD-57380)/365.25 and C = 2*pi*(MJD-57380)/435. TAI-UTC(MJD 57381) = 36.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-57380)**0.80 S t = 0.00025 (MJD-57380)**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 12 25 57381 0.0670 0.2525 0.09285 2015 12 26 57382 0.0649 0.2531 0.09144 2015 12 27 57383 0.0629 0.2537 0.09002 2015 12 28 57384 0.0609 0.2544 0.08854 2015 12 29 57385 0.0589 0.2550 0.08697 2015 12 30 57386 0.0571 0.2555 0.08533 2015 12 31 57387 0.0553 0.2562 0.08364 2016 1 1 57388 0.0535 0.2568 0.08194 2016 1 2 57389 0.0517 0.2575 0.08024 2016 1 3 57390 0.0499 0.2582 0.07856 2016 1 4 57391 0.0481 0.2589 0.07698 2016 1 5 57392 0.0464 0.2596 0.07549 2016 1 6 57393 0.0448 0.2604 0.07408 2016 1 7 57394 0.0431 0.2612 0.07272 2016 1 8 57395 0.0415 0.2621 0.07142 2016 1 9 57396 0.0398 0.2630 0.07015 2016 1 10 57397 0.0382 0.2639 0.06885 2016 1 11 57398 0.0366 0.2648 0.06745 2016 1 12 57399 0.0350 0.2658 0.06591 2016 1 13 57400 0.0335 0.2668 0.06419 2016 1 14 57401 0.0320 0.2678 0.06234 2016 1 15 57402 0.0305 0.2688 0.06039 2016 1 16 57403 0.0290 0.2698 0.05843 2016 1 17 57404 0.0275 0.2709 0.05652 2016 1 18 57405 0.0261 0.2720 0.05472 2016 1 19 57406 0.0246 0.2731 0.05307 2016 1 20 57407 0.0232 0.2742 0.05159 2016 1 21 57408 0.0218 0.2754 0.05025 2016 1 22 57409 0.0205 0.2765 0.04900 2016 1 23 57410 0.0191 0.2777 0.04778 2016 1 24 57411 0.0178 0.2789 0.04655 2016 1 25 57412 0.0165 0.2802 0.04526 2016 1 26 57413 0.0152 0.2814 0.04391 2016 1 27 57414 0.0140 0.2827 0.04251 2016 1 28 57415 0.0127 0.2840 0.04108 2016 1 29 57416 0.0115 0.2853 0.03964 2016 1 30 57417 0.0104 0.2866 0.03822 2016 1 31 57418 0.0092 0.2879 0.03683 2016 2 1 57419 0.0081 0.2893 0.03550 2016 2 2 57420 0.0070 0.2907 0.03422 2016 2 3 57421 0.0059 0.2921 0.03298 2016 2 4 57422 0.0048 0.2935 0.03177 2016 2 5 57423 0.0038 0.2949 0.03057 2016 2 6 57424 0.0028 0.2963 0.02932 2016 2 7 57425 0.0018 0.2978 0.02798 2016 2 8 57426 0.0009 0.2993 0.02649 2016 2 9 57427 0.0000 0.3007 0.02482 2016 2 10 57428 -0.0009 0.3022 0.02297 2016 2 11 57429 -0.0018 0.3038 0.02099 2016 2 12 57430 -0.0026 0.3053 0.01895 2016 2 13 57431 -0.0034 0.3068 0.01693 2016 2 14 57432 -0.0042 0.3084 0.01502 2016 2 15 57433 -0.0050 0.3099 0.01325 2016 2 16 57434 -0.0057 0.3115 0.01163 2016 2 17 57435 -0.0064 0.3131 0.01013 2016 2 18 57436 -0.0071 0.3147 0.00871 2016 2 19 57437 -0.0077 0.3163 0.00730 2016 2 20 57438 -0.0083 0.3179 0.00587 2016 2 21 57439 -0.0089 0.3196 0.00439 2016 2 22 57440 -0.0094 0.3212 0.00282 2016 2 23 57441 -0.0099 0.3228 0.00118 2016 2 24 57442 -0.0104 0.3245 -0.00051 2016 2 25 57443 -0.0109 0.3262 -0.00223 2016 2 26 57444 -0.0113 0.3278 -0.00396 2016 2 27 57445 -0.0117 0.3295 -0.00568 2016 2 28 57446 -0.0121 0.3312 -0.00735 2016 2 29 57447 -0.0124 0.3329 -0.00898 2016 3 1 57448 -0.0127 0.3346 -0.01056 2016 3 2 57449 -0.0130 0.3363 -0.01211 2016 3 3 57450 -0.0132 0.3380 -0.01364 2016 3 4 57451 -0.0134 0.3397 -0.01520 2016 3 5 57452 -0.0136 0.3414 -0.01683 2016 3 6 57453 -0.0137 0.3431 -0.01860 2016 3 7 57454 -0.0139 0.3448 -0.02055 2016 3 8 57455 -0.0139 0.3466 -0.02269 2016 3 9 57456 -0.0140 0.3483 -0.02502 2016 3 10 57457 -0.0140 0.3500 -0.02746 2016 3 11 57458 -0.0140 0.3517 -0.02993 2016 3 12 57459 -0.0140 0.3535 -0.03233 2016 3 13 57460 -0.0139 0.3552 -0.03459 2016 3 14 57461 -0.0138 0.3569 -0.03668 2016 3 15 57462 -0.0136 0.3587 -0.03862 2016 3 16 57463 -0.0135 0.3604 -0.04045 2016 3 17 57464 -0.0133 0.3621 -0.04223 2016 3 18 57465 -0.0131 0.3638 -0.04400 2016 3 19 57466 -0.0128 0.3655 -0.04581 2016 3 20 57467 -0.0125 0.3673 -0.04767 2016 3 21 57468 -0.0122 0.3690 -0.04959 2016 3 22 57469 -0.0118 0.3707 -0.05156 2016 3 23 57470 -0.0114 0.3724 -0.05356 2016 3 24 57471 -0.0110 0.3741 -0.05557 2016 3 25 57472 -0.0106 0.3758 -0.05756 2016 3 26 57473 -0.0101 0.3775 -0.05950 2016 3 27 57474 -0.0096 0.3791 -0.06138 2016 3 28 57475 -0.0091 0.3808 -0.06320 2016 3 29 57476 -0.0085 0.3825 -0.06496 2016 3 30 57477 -0.0079 0.3841 -0.06668 2016 3 31 57478 -0.0073 0.3858 -0.06840 2016 4 1 57479 -0.0066 0.3874 -0.07016 2016 4 2 57480 -0.0059 0.3891 -0.07200 2016 4 3 57481 -0.0052 0.3907 -0.07400 2016 4 4 57482 -0.0045 0.3923 -0.07618 2016 4 5 57483 -0.0037 0.3939 -0.07855 2016 4 6 57484 -0.0029 0.3955 -0.08108 2016 4 7 57485 -0.0021 0.3971 -0.08368 2016 4 8 57486 -0.0012 0.3986 -0.08626 2016 4 9 57487 -0.0003 0.4002 -0.08872 2016 4 10 57488 0.0006 0.4017 -0.09100 2016 4 11 57489 0.0015 0.4033 -0.09307 2016 4 12 57490 0.0025 0.4048 -0.09499 2016 4 13 57491 0.0035 0.4063 -0.09680 2016 4 14 57492 0.0045 0.4078 -0.09857 2016 4 15 57493 0.0056 0.4092 -0.10033 2016 4 16 57494 0.0066 0.4107 -0.10212 2016 4 17 57495 0.0077 0.4121 -0.10395 2016 4 18 57496 0.0089 0.4136 -0.10582 2016 4 19 57497 0.0100 0.4150 -0.10770 2016 4 20 57498 0.0112 0.4164 -0.10958 2016 4 21 57499 0.0124 0.4178 -0.11143 2016 4 22 57500 0.0136 0.4191 -0.11322 2016 4 23 57501 0.0149 0.4205 -0.11495 2016 4 24 57502 0.0161 0.4218 -0.11658 2016 4 25 57503 0.0174 0.4231 -0.11814 2016 4 26 57504 0.0188 0.4244 -0.11962 2016 4 27 57505 0.0201 0.4257 -0.12106 2016 4 28 57506 0.0215 0.4269 -0.12249 2016 4 29 57507 0.0228 0.4281 -0.12398 2016 4 30 57508 0.0243 0.4294 -0.12556 2016 5 1 57509 0.0257 0.4305 -0.12728 2016 5 2 57510 0.0271 0.4317 -0.12916 2016 5 3 57511 0.0286 0.4329 -0.13121 2016 5 4 57512 0.0301 0.4340 -0.13336 2016 5 5 57513 0.0316 0.4351 -0.13556 2016 5 6 57514 0.0331 0.4362 -0.13768 2016 5 7 57515 0.0347 0.4372 -0.13967 2016 5 8 57516 0.0362 0.4383 -0.14147 2016 5 9 57517 0.0378 0.4393 -0.14310 2016 5 10 57518 0.0394 0.4403 -0.14460 2016 5 11 57519 0.0410 0.4413 -0.14602 2016 5 12 57520 0.0426 0.4422 -0.14741 2016 5 13 57521 0.0443 0.4431 -0.14881 2016 5 14 57522 0.0459 0.4440 -0.15023 2016 5 15 57523 0.0476 0.4449 -0.15167 2016 5 16 57524 0.0493 0.4458 -0.15312 2016 5 17 57525 0.0510 0.4466 -0.15456 2016 5 18 57526 0.0527 0.4474 -0.15597 2016 5 19 57527 0.0545 0.4482 -0.15732 2016 5 20 57528 0.0562 0.4489 -0.15859 2016 5 21 57529 0.0580 0.4497 -0.15978 2016 5 22 57530 0.0597 0.4504 -0.16087 2016 5 23 57531 0.0615 0.4510 -0.16187 2016 5 24 57532 0.0633 0.4517 -0.16282 2016 5 25 57533 0.0651 0.4523 -0.16374 2016 5 26 57534 0.0669 0.4529 -0.16468 2016 5 27 57535 0.0687 0.4535 -0.16568 2016 5 28 57536 0.0706 0.4540 -0.16680 2016 5 29 57537 0.0724 0.4545 -0.16805 2016 5 30 57538 0.0742 0.4550 -0.16944 2016 5 31 57539 0.0761 0.4555 -0.17094 2016 6 1 57540 0.0779 0.4559 -0.17250 2016 6 2 57541 0.0798 0.4563 -0.17405 2016 6 3 57542 0.0817 0.4567 -0.17550 2016 6 4 57543 0.0835 0.4571 -0.17679 2016 6 5 57544 0.0854 0.4574 -0.17792 2016 6 6 57545 0.0873 0.4577 -0.17890 2016 6 7 57546 0.0892 0.4580 -0.17979 2016 6 8 57547 0.0911 0.4582 -0.18064 2016 6 9 57548 0.0930 0.4584 -0.18150 2016 6 10 57549 0.0949 0.4586 -0.18237 2016 6 11 57550 0.0968 0.4588 -0.18328 2016 6 12 57551 0.0987 0.4589 -0.18420 2016 6 13 57552 0.1006 0.4590 -0.18511 2016 6 14 57553 0.1025 0.4591 -0.18600 2016 6 15 57554 0.1044 0.4591 -0.18685 2016 6 16 57555 0.1063 0.4592 -0.18762 2016 6 17 57556 0.1082 0.4592 -0.18831 2016 6 18 57557 0.1101 0.4591 -0.18893 2016 6 19 57558 0.1119 0.4591 -0.18947 2016 6 20 57559 0.1138 0.4590 -0.18996 2016 6 21 57560 0.1157 0.4588 -0.19044 2016 6 22 57561 0.1176 0.4587 -0.19096 2016 6 23 57562 0.1195 0.4585 -0.19156 2016 6 24 57563 0.1213 0.4583 -0.19231 2016 6 25 57564 0.1232 0.4581 -0.19322 2016 6 26 57565 0.1251 0.4578 -0.19432 2016 6 27 57566 0.1269 0.4576 -0.19559 2016 6 28 57567 0.1288 0.4572 -0.19697 2016 6 29 57568 0.1306 0.4569 -0.19842 2016 6 30 57569 0.1324 0.4565 -0.19984 2016 7 1 57570 0.1343 0.4561 -0.20119 2016 7 2 57571 0.1361 0.4557 -0.20239 2016 7 3 57572 0.1379 0.4553 -0.20345 2016 7 4 57573 0.1397 0.4548 -0.20439 2016 7 5 57574 0.1414 0.4543 -0.20526 2016 7 6 57575 0.1432 0.4538 -0.20611 2016 7 7 57576 0.1450 0.4532 -0.20697 2016 7 8 57577 0.1467 0.4526 -0.20786 2016 7 9 57578 0.1485 0.4520 -0.20877 2016 7 10 57579 0.1502 0.4514 -0.20967 2016 7 11 57580 0.1519 0.4508 -0.21054 2016 7 12 57581 0.1536 0.4501 -0.21134 2016 7 13 57582 0.1553 0.4494 -0.21203 2016 7 14 57583 0.1569 0.4486 -0.21259 2016 7 15 57584 0.1586 0.4479 -0.21299 2016 7 16 57585 0.1602 0.4471 -0.21325 2016 7 17 57586 0.1618 0.4463 -0.21338 2016 7 18 57587 0.1634 0.4455 -0.21341 2016 7 19 57588 0.1650 0.4446 -0.21339 2016 7 20 57589 0.1666 0.4437 -0.21337 2016 7 21 57590 0.1681 0.4428 -0.21343 2016 7 22 57591 0.1697 0.4419 -0.21362 2016 7 23 57592 0.1712 0.4410 -0.21397 2016 7 24 57593 0.1727 0.4400 -0.21447 2016 7 25 57594 0.1742 0.4390 -0.21509 2016 7 26 57595 0.1756 0.4380 -0.21577 2016 7 27 57596 0.1770 0.4370 -0.21644 2016 7 28 57597 0.1785 0.4359 -0.21703 2016 7 29 57598 0.1799 0.4348 -0.21749 2016 7 30 57599 0.1812 0.4338 -0.21782 2016 7 31 57600 0.1826 0.4326 -0.21805 2016 8 1 57601 0.1839 0.4315 -0.21822 2016 8 2 57602 0.1852 0.4303 -0.21840 2016 8 3 57603 0.1865 0.4292 -0.21864 2016 8 4 57604 0.1878 0.4280 -0.21896 2016 8 5 57605 0.1890 0.4268 -0.21936 2016 8 6 57606 0.1902 0.4255 -0.21985 2016 8 7 57607 0.1914 0.4243 -0.22032 2016 8 8 57608 0.1926 0.4230 -0.22084 2016 8 9 57609 0.1937 0.4217 -0.22130 2016 8 10 57610 0.1948 0.4204 -0.22175 2016 8 11 57611 0.1959 0.4191 -0.22220 2016 8 12 57612 0.1970 0.4178 -0.22267 2016 8 13 57613 0.1980 0.4164 -0.22310 2016 8 14 57614 0.1990 0.4151 -0.22357 2016 8 15 57615 0.2000 0.4137 -0.22406 2016 8 16 57616 0.2010 0.4123 -0.22459 2016 8 17 57617 0.2019 0.4109 -0.22520 2016 8 18 57618 0.2028 0.4095 -0.22598 2016 8 19 57619 0.2037 0.4080 -0.22689 2016 8 20 57620 0.2046 0.4066 -0.22796 2016 8 21 57621 0.2054 0.4051 -0.22915 2016 8 22 57622 0.2062 0.4036 -0.23037 2016 8 23 57623 0.2070 0.4021 -0.23152 2016 8 24 57624 0.2077 0.4006 -0.23248 2016 8 25 57625 0.2084 0.3991 -0.23330 2016 8 26 57626 0.2091 0.3976 -0.23393 2016 8 27 57627 0.2098 0.3961 -0.23444 2016 8 28 57628 0.2104 0.3945 -0.23483 2016 8 29 57629 0.2110 0.3930 -0.23518 2016 8 30 57630 0.2116 0.3914 -0.23560 2016 8 31 57631 0.2121 0.3899 -0.23611 2016 9 1 57632 0.2126 0.3883 -0.23671 2016 9 2 57633 0.2131 0.3867 -0.23744 2016 9 3 57634 0.2136 0.3851 -0.23824 2016 9 4 57635 0.2140 0.3835 -0.23903 2016 9 5 57636 0.2144 0.3819 -0.23981 2016 9 6 57637 0.2147 0.3803 -0.24053 2016 9 7 57638 0.2151 0.3787 -0.24117 2016 9 8 57639 0.2154 0.3771 -0.24173 2016 9 9 57640 0.2156 0.3755 -0.24211 2016 9 10 57641 0.2159 0.3738 -0.24241 2016 9 11 57642 0.2161 0.3722 -0.24268 2016 9 12 57643 0.2163 0.3706 -0.24295 2016 9 13 57644 0.2164 0.3689 -0.24337 2016 9 14 57645 0.2166 0.3673 -0.24395 2016 9 15 57646 0.2166 0.3657 -0.24480 2016 9 16 57647 0.2167 0.3640 -0.24584 2016 9 17 57648 0.2167 0.3624 -0.24717 2016 9 18 57649 0.2167 0.3607 -0.24865 2016 9 19 57650 0.2167 0.3591 -0.25017 2016 9 20 57651 0.2166 0.3574 -0.25166 2016 9 21 57652 0.2166 0.3558 -0.25306 2016 9 22 57653 0.2164 0.3542 -0.25430 2016 9 23 57654 0.2163 0.3525 -0.25531 2016 9 24 57655 0.2161 0.3509 -0.25618 2016 9 25 57656 0.2159 0.3493 -0.25700 2016 9 26 57657 0.2157 0.3476 -0.25775 2016 9 27 57658 0.2154 0.3460 -0.25850 2016 9 28 57659 0.2151 0.3444 -0.25928 2016 9 29 57660 0.2148 0.3428 -0.26006 2016 9 30 57661 0.2144 0.3411 -0.26094 2016 10 1 57662 0.2140 0.3395 -0.26190 2016 10 2 57663 0.2136 0.3379 -0.26292 2016 10 3 57664 0.2132 0.3363 -0.26401 2016 10 4 57665 0.2127 0.3348 -0.26508 2016 10 5 57666 0.2122 0.3332 -0.26612 2016 10 6 57667 0.2117 0.3316 -0.26717 2016 10 7 57668 0.2111 0.3300 -0.26819 2016 10 8 57669 0.2105 0.3285 -0.26922 2016 10 9 57670 0.2099 0.3269 -0.27037 2016 10 10 57671 0.2093 0.3254 -0.27157 2016 10 11 57672 0.2086 0.3239 -0.27286 2016 10 12 57673 0.2079 0.3223 -0.27426 2016 10 13 57674 0.2072 0.3208 -0.27588 2016 10 14 57675 0.2064 0.3193 -0.27768 2016 10 15 57676 0.2057 0.3178 -0.27956 2016 10 16 57677 0.2049 0.3164 -0.28155 2016 10 17 57678 0.2040 0.3149 -0.28348 2016 10 18 57679 0.2032 0.3134 -0.28532 2016 10 19 57680 0.2023 0.3120 -0.28702 2016 10 20 57681 0.2014 0.3106 -0.28860 2016 10 21 57682 0.2005 0.3092 -0.29000 2016 10 22 57683 0.1995 0.3078 -0.29135 2016 10 23 57684 0.1985 0.3064 -0.29266 2016 10 24 57685 0.1975 0.3050 -0.29393 2016 10 25 57686 0.1965 0.3037 -0.29521 2016 10 26 57687 0.1955 0.3023 -0.29644 2016 10 27 57688 0.1944 0.3010 -0.29763 2016 10 28 57689 0.1933 0.2997 -0.29882 2016 10 29 57690 0.1922 0.2984 -0.29996 2016 10 30 57691 0.1910 0.2971 -0.30110 2016 10 31 57692 0.1899 0.2959 -0.30216 2016 11 1 57693 0.1887 0.2946 -0.30316 2016 11 2 57694 0.1875 0.2934 -0.30407 2016 11 3 57695 0.1863 0.2922 -0.30490 2016 11 4 57696 0.1850 0.2910 -0.30567 2016 11 5 57697 0.1838 0.2899 -0.30644 2016 11 6 57698 0.1825 0.2887 -0.30721 2016 11 7 57699 0.1812 0.2876 -0.30807 2016 11 8 57700 0.1799 0.2865 -0.30912 2016 11 9 57701 0.1785 0.2854 -0.31035 2016 11 10 57702 0.1772 0.2843 -0.31176 2016 11 11 57703 0.1758 0.2833 -0.31336 2016 11 12 57704 0.1744 0.2823 -0.31511 2016 11 13 57705 0.1730 0.2812 -0.31696 2016 11 14 57706 0.1716 0.2803 -0.31874 2016 11 15 57707 0.1701 0.2793 -0.32039 2016 11 16 57708 0.1687 0.2784 -0.32192 2016 11 17 57709 0.1672 0.2774 -0.32333 2016 11 18 57710 0.1657 0.2765 -0.32472 2016 11 19 57711 0.1642 0.2757 -0.32604 2016 11 20 57712 0.1627 0.2748 -0.32733 2016 11 21 57713 0.1612 0.2740 -0.32864 2016 11 22 57714 0.1596 0.2732 -0.33004 2016 11 23 57715 0.1581 0.2724 -0.33155 2016 11 24 57716 0.1565 0.2716 -0.33307 2016 11 25 57717 0.1549 0.2709 -0.33452 2016 11 26 57718 0.1533 0.2702 -0.33591 2016 11 27 57719 0.1517 0.2695 -0.33722 2016 11 28 57720 0.1501 0.2688 -0.33846 2016 11 29 57721 0.1485 0.2682 -0.33960 2016 11 30 57722 0.1469 0.2676 -0.34061 2016 12 1 57723 0.1453 0.2670 -0.34154 2016 12 2 57724 0.1436 0.2664 -0.34236 2016 12 3 57725 0.1420 0.2659 -0.34314 2016 12 4 57726 0.1403 0.2654 -0.34392 2016 12 5 57727 0.1386 0.2649 -0.34479 2016 12 6 57728 0.1370 0.2644 -0.34579 2016 12 7 57729 0.1353 0.2640 -0.34693 2016 12 8 57730 0.1336 0.2636 -0.34837 2016 12 9 57731 0.1319 0.2632 -0.34985 2016 12 10 57732 0.1302 0.2628 -0.35148 2016 12 11 57733 0.1285 0.2625 -0.35313 2016 12 12 57734 0.1268 0.2621 -0.35465 2016 12 13 57735 0.1251 0.2619 -0.35610 2016 12 14 57736 0.1234 0.2616 -0.35744 2016 12 15 57737 0.1217 0.2614 -0.35869 2016 12 16 57738 0.1200 0.2611 -0.35994 2016 12 17 57739 0.1183 0.2610 -0.36116 2016 12 18 57740 0.1166 0.2608 -0.36241 2016 12 19 57741 0.1149 0.2607 -0.36367 2016 12 20 57742 0.1132 0.2606 -0.36489 2016 12 21 57743 0.1115 0.2605 -0.36612 2016 12 22 57744 0.1098 0.2604 -0.36738 2016 12 23 57745 0.1080 0.2604 -0.36856 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) 57337 -95.84 0.11 -10.87 0.03 57338 -95.87 0.11 -10.86 0.03 57339 -95.84 0.11 -10.90 0.03 57340 -95.69 0.30 -10.97 0.15 57341 -95.51 0.30 -11.05 0.02 57342 -95.43 0.30 -11.07 0.02 57343 -95.46 0.30 -11.03 0.02 57344 -95.46 0.30 -10.94 0.02 57345 -95.34 0.30 -10.78 0.02 57346 -95.15 0.30 -10.54 0.02 57347 -94.98 0.30 -10.24 0.15 57348 -94.94 0.30 -9.95 0.15 57349 -94.99 0.30 -9.85 0.15 57350 -95.03 0.30 -9.99 0.15 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 57337 -0.021 0.044 -0.140 0.030 57338 -0.025 0.044 -0.132 0.030 57339 -0.018 0.044 -0.137 0.030 57340 -0.003 0.119 -0.147 0.150 57341 0.008 0.119 -0.158 0.020 57342 0.016 0.119 -0.141 0.020 57343 0.022 0.119 -0.127 0.020 57344 0.031 0.119 -0.130 0.020 57345 0.037 0.119 -0.116 0.020 57346 0.035 0.119 -0.088 0.020 57347 0.042 0.119 -0.075 0.150 57348 0.043 0.119 -0.066 0.150 57349 0.040 0.119 -0.068 0.150 57350 0.034 0.119 -0.049 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).