********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 3 December 2015 Vol. XXVIII 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 = +0.1 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 11 27 57353 0.11857 .00009 0.25421 .00009 0.138331 0.000010 15 11 28 57354 0.11770 .00009 0.25431 .00009 0.136963 0.000010 15 11 29 57355 0.11641 .00009 0.25431 .00009 0.135586 0.000006 15 11 30 57356 0.11463 .00009 0.25407 .00009 0.134109 0.000005 15 12 1 57357 0.11264 .00009 0.25382 .00009 0.132549 0.000005 15 12 2 57358 0.11064 .00009 0.25356 .00009 0.130922 0.000065 15 12 3 57359 0.10877 .00009 0.25326 .00009 0.129237 0.000055 IERS Final Values MJD x y UT1-UTC " " s 15 10 2 57297 0.2094 0.3138 0.22780 15 10 3 57298 0.2093 0.3120 0.22646 15 10 4 57299 0.2090 0.3101 0.22523 15 10 5 57300 0.2086 0.3080 0.22401 15 10 6 57301 0.2082 0.3063 0.22275 15 10 7 57302 0.2074 0.3047 0.22142 15 10 8 57303 0.2067 0.3033 0.22003 15 10 9 57304 0.2057 0.3020 0.21858 15 10 10 57305 0.2042 0.3007 0.21706 15 10 11 57306 0.2021 0.2991 0.21546 15 10 12 57307 0.2000 0.2975 0.21380 15 10 13 57308 0.1980 0.2958 0.21214 15 10 14 57309 0.1960 0.2940 0.21053 15 10 15 57310 0.1940 0.2921 0.20901 15 10 16 57311 0.1921 0.2904 0.20758 15 10 17 57312 0.1901 0.2889 0.20616 15 10 18 57313 0.1884 0.2872 0.20471 15 10 19 57314 0.1869 0.2857 0.20318 15 10 20 57315 0.1858 0.2843 0.20164 15 10 21 57316 0.1848 0.2832 0.20006 15 10 22 57317 0.1838 0.2824 0.19838 15 10 23 57318 0.1824 0.2815 0.19653 15 10 24 57319 0.1808 0.2803 0.19447 15 10 25 57320 0.1792 0.2789 0.19225 15 10 26 57321 0.1781 0.2778 0.18996 15 10 27 57322 0.1774 0.2766 0.18767 15 10 28 57323 0.1763 0.2757 0.18547 15 10 29 57324 0.1745 0.2750 0.18345 15 10 30 57325 0.1719 0.2740 0.18164 15 10 31 57326 0.1689 0.2725 0.18001 15 11 1 57327 0.1662 0.2708 0.17851 _______________________________________________________________________ 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 = 0.1022 + 0.0036 cos A - 0.0764 sin A + 0.0143 cos C - 0.0335 sin C y = 0.3526 - 0.0652 cos A - 0.0067 sin A - 0.0335 cos C - 0.0143 sin C UT1-UTC = 0.0947 - 0.00125 (MJD - 57367) - (UT2-UT1) where A = 2*pi*(MJD-57359)/365.25 and C = 2*pi*(MJD-57359)/435. TAI-UTC(MJD 57360) = 36.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-57359)**0.80 S t = 0.00025 (MJD-57359)**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 4 57360 0.1070 0.2531 0.12757 2015 12 5 57361 0.1053 0.2531 0.12590 2015 12 6 57362 0.1036 0.2531 0.12425 2015 12 7 57363 0.1018 0.2532 0.12260 2015 12 8 57364 0.1000 0.2532 0.12096 2015 12 9 57365 0.0982 0.2533 0.11936 2015 12 10 57366 0.0964 0.2534 0.11783 2015 12 11 57367 0.0946 0.2535 0.11638 2015 12 12 57368 0.0928 0.2536 0.11496 2015 12 13 57369 0.0910 0.2537 0.11354 2015 12 14 57370 0.0892 0.2538 0.11211 2015 12 15 57371 0.0875 0.2539 0.11061 2015 12 16 57372 0.0857 0.2540 0.10898 2015 12 17 57373 0.0840 0.2543 0.10722 2015 12 18 57374 0.0822 0.2545 0.10539 2015 12 19 57375 0.0805 0.2548 0.10353 2015 12 20 57376 0.0787 0.2551 0.10170 2015 12 21 57377 0.0769 0.2554 0.09997 2015 12 22 57378 0.0752 0.2557 0.09838 2015 12 23 57379 0.0735 0.2561 0.09694 2015 12 24 57380 0.0718 0.2565 0.09563 2015 12 25 57381 0.0701 0.2569 0.09442 2015 12 26 57382 0.0684 0.2574 0.09327 2015 12 27 57383 0.0667 0.2578 0.09213 2015 12 28 57384 0.0650 0.2583 0.09097 2015 12 29 57385 0.0633 0.2589 0.08977 2015 12 30 57386 0.0616 0.2594 0.08853 2015 12 31 57387 0.0600 0.2600 0.08726 2016 1 1 57388 0.0583 0.2606 0.08596 2016 1 2 57389 0.0567 0.2612 0.08465 2016 1 3 57390 0.0550 0.2618 0.08335 2016 1 4 57391 0.0534 0.2625 0.08209 2016 1 5 57392 0.0518 0.2632 0.08088 2016 1 6 57393 0.0502 0.2639 0.07973 2016 1 7 57394 0.0487 0.2647 0.07863 2016 1 8 57395 0.0471 0.2654 0.07755 2016 1 9 57396 0.0456 0.2662 0.07647 2016 1 10 57397 0.0440 0.2670 0.07535 2016 1 11 57398 0.0425 0.2679 0.07412 2016 1 12 57399 0.0410 0.2687 0.07277 2016 1 13 57400 0.0395 0.2696 0.07126 2016 1 14 57401 0.0381 0.2705 0.06961 2016 1 15 57402 0.0366 0.2714 0.06788 2016 1 16 57403 0.0352 0.2724 0.06613 2016 1 17 57404 0.0338 0.2733 0.06442 2016 1 18 57405 0.0324 0.2743 0.06280 2016 1 19 57406 0.0310 0.2753 0.06130 2016 1 20 57407 0.0297 0.2764 0.05993 2016 1 21 57408 0.0283 0.2774 0.05866 2016 1 22 57409 0.0270 0.2785 0.05744 2016 1 23 57410 0.0257 0.2796 0.05624 2016 1 24 57411 0.0244 0.2807 0.05500 2016 1 25 57412 0.0232 0.2818 0.05369 2016 1 26 57413 0.0219 0.2830 0.05232 2016 1 27 57414 0.0207 0.2842 0.05090 2016 1 28 57415 0.0195 0.2854 0.04942 2016 1 29 57416 0.0184 0.2866 0.04792 2016 1 30 57417 0.0172 0.2878 0.04642 2016 1 31 57418 0.0161 0.2890 0.04494 2016 2 1 57419 0.0150 0.2903 0.04350 2016 2 2 57420 0.0139 0.2916 0.04211 2016 2 3 57421 0.0129 0.2929 0.04077 2016 2 4 57422 0.0119 0.2942 0.03945 2016 2 5 57423 0.0109 0.2955 0.03814 2016 2 6 57424 0.0099 0.2969 0.03679 2016 2 7 57425 0.0089 0.2982 0.03534 2016 2 8 57426 0.0080 0.2996 0.03375 2016 2 9 57427 0.0071 0.3010 0.03198 2016 2 10 57428 0.0062 0.3024 0.03003 2016 2 11 57429 0.0054 0.3038 0.02794 2016 2 12 57430 0.0046 0.3052 0.02578 2016 2 13 57431 0.0038 0.3067 0.02366 2016 2 14 57432 0.0030 0.3081 0.02162 2016 2 15 57433 0.0022 0.3096 0.01973 2016 2 16 57434 0.0015 0.3111 0.01798 2016 2 17 57435 0.0008 0.3126 0.01635 2016 2 18 57436 0.0002 0.3141 0.01480 2016 2 19 57437 -0.0004 0.3156 0.01327 2016 2 20 57438 -0.0010 0.3171 0.01173 2016 2 21 57439 -0.0016 0.3186 0.01014 2016 2 22 57440 -0.0022 0.3202 0.00847 2016 2 23 57441 -0.0027 0.3217 0.00673 2016 2 24 57442 -0.0032 0.3233 0.00495 2016 2 25 57443 -0.0036 0.3248 0.00312 2016 2 26 57444 -0.0041 0.3264 0.00129 2016 2 27 57445 -0.0045 0.3280 -0.00053 2016 2 28 57446 -0.0048 0.3296 -0.00232 2016 2 29 57447 -0.0052 0.3312 -0.00405 2016 3 1 57448 -0.0055 0.3328 -0.00573 2016 3 2 57449 -0.0058 0.3344 -0.00736 2016 3 3 57450 -0.0060 0.3360 -0.00898 2016 3 4 57451 -0.0063 0.3376 -0.01063 2016 3 5 57452 -0.0065 0.3392 -0.01234 2016 3 6 57453 -0.0066 0.3409 -0.01419 2016 3 7 57454 -0.0068 0.3425 -0.01620 2016 3 8 57455 -0.0069 0.3441 -0.01841 2016 3 9 57456 -0.0069 0.3458 -0.02078 2016 3 10 57457 -0.0070 0.3474 -0.02326 2016 3 11 57458 -0.0070 0.3490 -0.02575 2016 3 12 57459 -0.0070 0.3507 -0.02816 2016 3 13 57460 -0.0070 0.3523 -0.03041 2016 3 14 57461 -0.0069 0.3539 -0.03249 2016 3 15 57462 -0.0068 0.3556 -0.03442 2016 3 16 57463 -0.0066 0.3572 -0.03622 2016 3 17 57464 -0.0065 0.3589 -0.03796 2016 3 18 57465 -0.0063 0.3605 -0.03969 2016 3 19 57466 -0.0061 0.3621 -0.04145 2016 3 20 57467 -0.0058 0.3637 -0.04326 2016 3 21 57468 -0.0055 0.3654 -0.04513 2016 3 22 57469 -0.0052 0.3670 -0.04705 2016 3 23 57470 -0.0049 0.3686 -0.04900 2016 3 24 57471 -0.0045 0.3702 -0.05095 2016 3 25 57472 -0.0041 0.3718 -0.05288 2016 3 26 57473 -0.0037 0.3735 -0.05477 2016 3 27 57474 -0.0032 0.3751 -0.05660 2016 3 28 57475 -0.0027 0.3766 -0.05835 2016 3 29 57476 -0.0022 0.3782 -0.06004 2016 3 30 57477 -0.0017 0.3798 -0.06169 2016 3 31 57478 -0.0011 0.3814 -0.06332 2016 4 1 57479 -0.0005 0.3830 -0.06499 2016 4 2 57480 0.0002 0.3845 -0.06675 2016 4 3 57481 0.0008 0.3861 -0.06865 2016 4 4 57482 0.0015 0.3876 -0.07073 2016 4 5 57483 0.0022 0.3891 -0.07301 2016 4 6 57484 0.0030 0.3907 -0.07544 2016 4 7 57485 0.0037 0.3922 -0.07795 2016 4 8 57486 0.0045 0.3937 -0.08045 2016 4 9 57487 0.0053 0.3952 -0.08282 2016 4 10 57488 0.0062 0.3966 -0.08503 2016 4 11 57489 0.0071 0.3981 -0.08705 2016 4 12 57490 0.0080 0.3996 -0.08891 2016 4 13 57491 0.0089 0.4010 -0.09068 2016 4 14 57492 0.0099 0.4024 -0.09240 2016 4 15 57493 0.0108 0.4038 -0.09412 2016 4 16 57494 0.0119 0.4052 -0.09587 2016 4 17 57495 0.0129 0.4066 -0.09765 2016 4 18 57496 0.0139 0.4080 -0.09947 2016 4 19 57497 0.0150 0.4094 -0.10132 2016 4 20 57498 0.0161 0.4107 -0.10315 2016 4 21 57499 0.0172 0.4120 -0.10496 2016 4 22 57500 0.0184 0.4133 -0.10671 2016 4 23 57501 0.0196 0.4146 -0.10839 2016 4 24 57502 0.0208 0.4159 -0.10999 2016 4 25 57503 0.0220 0.4172 -0.11150 2016 4 26 57504 0.0232 0.4184 -0.11293 2016 4 27 57505 0.0245 0.4196 -0.11433 2016 4 28 57506 0.0258 0.4208 -0.11572 2016 4 29 57507 0.0271 0.4220 -0.11716 2016 4 30 57508 0.0284 0.4232 -0.11870 2016 5 1 57509 0.0298 0.4243 -0.12038 2016 5 2 57510 0.0311 0.4255 -0.12222 2016 5 3 57511 0.0325 0.4266 -0.12422 2016 5 4 57512 0.0339 0.4277 -0.12634 2016 5 5 57513 0.0353 0.4287 -0.12849 2016 5 6 57514 0.0368 0.4298 -0.13057 2016 5 7 57515 0.0382 0.4308 -0.13251 2016 5 8 57516 0.0397 0.4318 -0.13427 2016 5 9 57517 0.0412 0.4328 -0.13584 2016 5 10 57518 0.0427 0.4338 -0.13728 2016 5 11 57519 0.0443 0.4347 -0.13865 2016 5 12 57520 0.0458 0.4356 -0.13998 2016 5 13 57521 0.0474 0.4365 -0.14132 2016 5 14 57522 0.0489 0.4374 -0.14268 2016 5 15 57523 0.0505 0.4383 -0.14406 2016 5 16 57524 0.0521 0.4391 -0.14545 2016 5 17 57525 0.0538 0.4399 -0.14684 2016 5 18 57526 0.0554 0.4407 -0.14818 2016 5 19 57527 0.0570 0.4414 -0.14948 2016 5 20 57528 0.0587 0.4422 -0.15070 2016 5 21 57529 0.0604 0.4429 -0.15183 2016 5 22 57530 0.0620 0.4436 -0.15287 2016 5 23 57531 0.0637 0.4442 -0.15383 2016 5 24 57532 0.0654 0.4449 -0.15474 2016 5 25 57533 0.0671 0.4455 -0.15564 2016 5 26 57534 0.0689 0.4461 -0.15656 2016 5 27 57535 0.0706 0.4466 -0.15756 2016 5 28 57536 0.0723 0.4472 -0.15868 2016 5 29 57537 0.0741 0.4477 -0.15996 2016 5 30 57538 0.0758 0.4482 -0.16140 2016 5 31 57539 0.0776 0.4486 -0.16298 2016 6 1 57540 0.0794 0.4491 -0.16465 2016 6 2 57541 0.0812 0.4495 -0.16634 2016 6 3 57542 0.0829 0.4499 -0.16798 2016 6 4 57543 0.0847 0.4502 -0.16951 2016 6 5 57544 0.0865 0.4505 -0.17093 2016 6 6 57545 0.0883 0.4508 -0.17226 2016 6 7 57546 0.0901 0.4511 -0.17356 2016 6 8 57547 0.0919 0.4514 -0.17487 2016 6 9 57548 0.0937 0.4516 -0.17622 2016 6 10 57549 0.0955 0.4518 -0.17762 2016 6 11 57550 0.0974 0.4520 -0.17902 2016 6 12 57551 0.0992 0.4521 -0.18040 2016 6 13 57552 0.1010 0.4522 -0.18170 2016 6 14 57553 0.1028 0.4523 -0.18290 2016 6 15 57554 0.1046 0.4524 -0.18395 2016 6 16 57555 0.1064 0.4524 -0.18484 2016 6 17 57556 0.1082 0.4524 -0.18555 2016 6 18 57557 0.1100 0.4524 -0.18609 2016 6 19 57558 0.1119 0.4524 -0.18646 2016 6 20 57559 0.1137 0.4523 -0.18670 2016 6 21 57560 0.1155 0.4522 -0.18687 2016 6 22 57561 0.1173 0.4521 -0.18703 2016 6 23 57562 0.1191 0.4519 -0.18725 2016 6 24 57563 0.1208 0.4517 -0.18759 2016 6 25 57564 0.1226 0.4515 -0.18808 2016 6 26 57565 0.1244 0.4513 -0.18872 2016 6 27 57566 0.1262 0.4511 -0.18949 2016 6 28 57567 0.1280 0.4508 -0.19034 2016 6 29 57568 0.1297 0.4505 -0.19122 2016 6 30 57569 0.1315 0.4501 -0.19208 2016 7 1 57570 0.1332 0.4498 -0.19286 2016 7 2 57571 0.1349 0.4494 -0.19355 2016 7 3 57572 0.1367 0.4490 -0.19415 2016 7 4 57573 0.1384 0.4485 -0.19469 2016 7 5 57574 0.1401 0.4481 -0.19519 2016 7 6 57575 0.1418 0.4476 -0.19570 2016 7 7 57576 0.1435 0.4471 -0.19623 2016 7 8 57577 0.1452 0.4465 -0.19678 2016 7 9 57578 0.1468 0.4460 -0.19734 2016 7 10 57579 0.1485 0.4454 -0.19790 2016 7 11 57580 0.1501 0.4448 -0.19843 2016 7 12 57581 0.1518 0.4441 -0.19889 2016 7 13 57582 0.1534 0.4435 -0.19922 2016 7 14 57583 0.1550 0.4428 -0.19944 2016 7 15 57584 0.1565 0.4421 -0.19952 2016 7 16 57585 0.1581 0.4413 -0.19951 2016 7 17 57586 0.1597 0.4406 -0.19935 2016 7 18 57587 0.1612 0.4398 -0.19913 2016 7 19 57588 0.1627 0.4390 -0.19892 2016 7 20 57589 0.1642 0.4382 -0.19879 2016 7 21 57590 0.1657 0.4373 -0.19878 2016 7 22 57591 0.1672 0.4365 -0.19898 2016 7 23 57592 0.1687 0.4356 -0.19936 2016 7 24 57593 0.1701 0.4347 -0.19986 2016 7 25 57594 0.1715 0.4337 -0.20046 2016 7 26 57595 0.1729 0.4328 -0.20105 2016 7 27 57596 0.1743 0.4318 -0.20157 2016 7 28 57597 0.1757 0.4308 -0.20197 2016 7 29 57598 0.1770 0.4298 -0.20214 2016 7 30 57599 0.1783 0.4288 -0.20212 2016 7 31 57600 0.1796 0.4277 -0.20199 2016 8 1 57601 0.1809 0.4266 -0.20177 2016 8 2 57602 0.1822 0.4255 -0.20161 2016 8 3 57603 0.1834 0.4244 -0.20152 2016 8 4 57604 0.1846 0.4233 -0.20158 2016 8 5 57605 0.1858 0.4221 -0.20170 2016 8 6 57606 0.1870 0.4210 -0.20198 2016 8 7 57607 0.1881 0.4198 -0.20232 2016 8 8 57608 0.1893 0.4186 -0.20268 2016 8 9 57609 0.1904 0.4174 -0.20306 2016 8 10 57610 0.1914 0.4161 -0.20343 2016 8 11 57611 0.1925 0.4149 -0.20371 2016 8 12 57612 0.1935 0.4136 -0.20383 2016 8 13 57613 0.1945 0.4123 -0.20383 2016 8 14 57614 0.1955 0.4110 -0.20377 2016 8 15 57615 0.1965 0.4097 -0.20363 2016 8 16 57616 0.1974 0.4084 -0.20350 2016 8 17 57617 0.1983 0.4071 -0.20342 2016 8 18 57618 0.1992 0.4057 -0.20344 2016 8 19 57619 0.2000 0.4043 -0.20369 2016 8 20 57620 0.2009 0.4030 -0.20419 2016 8 21 57621 0.2017 0.4016 -0.20488 2016 8 22 57622 0.2024 0.4002 -0.20573 2016 8 23 57623 0.2032 0.3987 -0.20658 2016 8 24 57624 0.2039 0.3973 -0.20739 2016 8 25 57625 0.2046 0.3959 -0.20814 2016 8 26 57626 0.2052 0.3944 -0.20880 2016 8 27 57627 0.2059 0.3930 -0.20938 2016 8 28 57628 0.2065 0.3915 -0.21002 2016 8 29 57629 0.2071 0.3900 -0.21065 2016 8 30 57630 0.2076 0.3885 -0.21131 2016 8 31 57631 0.2082 0.3870 -0.21199 2016 9 1 57632 0.2087 0.3855 -0.21278 2016 9 2 57633 0.2091 0.3840 -0.21363 2016 9 3 57634 0.2096 0.3825 -0.21445 2016 9 4 57635 0.2100 0.3810 -0.21532 2016 9 5 57636 0.2104 0.3795 -0.21615 2016 9 6 57637 0.2107 0.3779 -0.21695 2016 9 7 57638 0.2110 0.3764 -0.21773 2016 9 8 57639 0.2113 0.3749 -0.21848 2016 9 9 57640 0.2116 0.3733 -0.21910 2016 9 10 57641 0.2118 0.3717 -0.21971 2016 9 11 57642 0.2121 0.3702 -0.22028 2016 9 12 57643 0.2122 0.3686 -0.22084 2016 9 13 57644 0.2124 0.3671 -0.22145 2016 9 14 57645 0.2125 0.3655 -0.22210 2016 9 15 57646 0.2126 0.3639 -0.22287 2016 9 16 57647 0.2127 0.3624 -0.22383 2016 9 17 57648 0.2127 0.3608 -0.22493 2016 9 18 57649 0.2127 0.3592 -0.22619 2016 9 19 57650 0.2127 0.3577 -0.22743 2016 9 20 57651 0.2126 0.3561 -0.22861 2016 9 21 57652 0.2126 0.3545 -0.22966 2016 9 22 57653 0.2125 0.3530 -0.23055 2016 9 23 57654 0.2123 0.3514 -0.23131 2016 9 24 57655 0.2122 0.3498 -0.23199 2016 9 25 57656 0.2120 0.3483 -0.23265 2016 9 26 57657 0.2117 0.3467 -0.23333 2016 9 27 57658 0.2115 0.3451 -0.23414 2016 9 28 57659 0.2112 0.3436 -0.23506 2016 9 29 57660 0.2109 0.3420 -0.23605 2016 9 30 57661 0.2106 0.3405 -0.23711 2016 10 1 57662 0.2102 0.3390 -0.23824 2016 10 2 57663 0.2098 0.3374 -0.23942 2016 10 3 57664 0.2094 0.3359 -0.24056 2016 10 4 57665 0.2089 0.3344 -0.24165 2016 10 5 57666 0.2085 0.3329 -0.24271 2016 10 6 57667 0.2080 0.3314 -0.24373 2016 10 7 57668 0.2074 0.3299 -0.24476 2016 10 8 57669 0.2069 0.3284 -0.24574 2016 10 9 57670 0.2063 0.3269 -0.24670 2016 10 10 57671 0.2057 0.3254 -0.24772 2016 10 11 57672 0.2050 0.3240 -0.24892 2016 10 12 57673 0.2044 0.3225 -0.25035 2016 10 13 57674 0.2037 0.3211 -0.25200 2016 10 14 57675 0.2030 0.3196 -0.25379 2016 10 15 57676 0.2022 0.3182 -0.25572 2016 10 16 57677 0.2015 0.3168 -0.25772 2016 10 17 57678 0.2007 0.3154 -0.25970 2016 10 18 57679 0.1999 0.3140 -0.26155 2016 10 19 57680 0.1990 0.3126 -0.26319 2016 10 20 57681 0.1982 0.3112 -0.26465 2016 10 21 57682 0.1973 0.3099 -0.26594 2016 10 22 57683 0.1964 0.3086 -0.26710 2016 10 23 57684 0.1954 0.3072 -0.26822 2016 10 24 57685 0.1945 0.3059 -0.26937 2016 10 25 57686 0.1935 0.3046 -0.27059 2016 10 26 57687 0.1925 0.3033 -0.27182 2016 10 27 57688 0.1915 0.3021 -0.27326 2016 10 28 57689 0.1904 0.3008 -0.27464 2016 10 29 57690 0.1894 0.2996 -0.27608 2016 10 30 57691 0.1883 0.2984 -0.27751 2016 10 31 57692 0.1872 0.2972 -0.27883 2016 11 1 57693 0.1860 0.2960 -0.28015 2016 11 2 57694 0.1849 0.2948 -0.28141 2016 11 3 57695 0.1837 0.2937 -0.28261 2016 11 4 57696 0.1825 0.2925 -0.28381 2016 11 5 57697 0.1813 0.2914 -0.28495 2016 11 6 57698 0.1801 0.2903 -0.28613 2016 11 7 57699 0.1788 0.2892 -0.28735 2016 11 8 57700 0.1776 0.2882 -0.28864 2016 11 9 57701 0.1763 0.2871 -0.29009 2016 11 10 57702 0.1750 0.2861 -0.29177 2016 11 11 57703 0.1736 0.2851 -0.29358 2016 11 12 57704 0.1723 0.2841 -0.29543 2016 11 13 57705 0.1710 0.2832 -0.29723 2016 11 14 57706 0.1696 0.2822 -0.29890 2016 11 15 57707 0.1682 0.2813 -0.30048 2016 11 16 57708 0.1668 0.2804 -0.30188 2016 11 17 57709 0.1654 0.2795 -0.30322 2016 11 18 57710 0.1640 0.2787 -0.30450 2016 11 19 57711 0.1625 0.2778 -0.30572 2016 11 20 57712 0.1611 0.2770 -0.30694 2016 11 21 57713 0.1596 0.2762 -0.30819 2016 11 22 57714 0.1582 0.2754 -0.30950 2016 11 23 57715 0.1567 0.2747 -0.31091 2016 11 24 57716 0.1552 0.2740 -0.31230 2016 11 25 57717 0.1536 0.2733 -0.31360 2016 11 26 57718 0.1521 0.2726 -0.31489 2016 11 27 57719 0.1506 0.2719 -0.31605 2016 11 28 57720 0.1491 0.2713 -0.31713 2016 11 29 57721 0.1475 0.2707 -0.31813 2016 11 30 57722 0.1459 0.2701 -0.31902 2016 12 1 57723 0.1444 0.2695 -0.31990 2016 12 2 57724 0.1428 0.2690 -0.32080 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) 57331 -96.22 0.30 -12.00 0.04 57332 -96.02 0.30 -11.77 0.04 57333 -95.82 0.30 -11.54 0.04 57334 -95.75 0.11 -11.30 0.03 57335 -95.77 0.11 -11.10 0.03 57336 -95.77 0.11 -10.96 0.03 IERS Celestial Pole Offset Final Series MJD dpsi deps (msec. of arc) 57297 -100.3 -12.1 57298 -100.4 -12.1 57299 -99.9 -12.5 57300 -99.3 -13.0 57301 -99.0 -13.2 57302 -99.0 -13.1 57303 -99.0 -13.0 57304 -98.8 -12.8 57305 -98.5 -12.6 57306 -98.5 -12.3 57307 -98.3 -12.2 57308 -98.3 -12.1 57309 -98.2 -12.3 57310 -98.0 -12.3 57311 -97.9 -12.4 57312 -97.8 -12.4 57313 -97.9 -12.4 57314 -98.1 -12.4 57315 -98.1 -12.4 57316 -98.0 -12.2 57317 -97.8 -12.1 57318 -97.7 -12.0 57319 -97.7 -11.8 57320 -97.7 -11.6 57321 -97.6 -11.5 57322 -97.3 -11.6 57323 -97.1 -11.6 57324 -97.2 -11.5 57325 -97.5 -11.2 57326 -97.5 -11.1 57327 -97.2 -11.4 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 57331 0.019 0.119 -0.094 0.040 57332 0.021 0.119 -0.093 0.040 57333 0.024 0.119 -0.106 0.040 57334 0.022 0.044 -0.115 0.030 57335 0.013 0.044 -0.143 0.030 57336 0.009 0.044 -0.161 0.030 IAU2000A Celestial Pole Offset Final Series MJD dX dY (msec. of arc) 57297 0.04 -0.11 57298 0.02 -0.05 57299 0.03 -0.07 57300 0.05 -0.15 57301 0.06 -0.13 57302 0.05 -0.04 57303 0.02 -0.06 57304 0.01 -0.05 57305 0.05 -0.10 57306 0.02 -0.10 57307 0.10 -0.22 57308 0.11 -0.16 57309 0.12 -0.27 57310 0.13 -0.17 57311 0.09 -0.23 57312 0.08 -0.21 57313 0.06 -0.18 57314 0.04 -0.17 57315 0.05 -0.22 57316 0.01 -0.14 57317 0.00 -0.16 57318 -0.01 -0.17 57319 -0.01 -0.13 57320 -0.01 -0.13 57321 -0.04 -0.11 57322 -0.03 -0.14 57323 -0.02 -0.09 57324 -0.02 -0.14 57325 -0.02 -0.11 57326 0.02 -0.09 57327 0.01 -0.11 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).