********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 19 November 2015 Vol. XXVIII No. 047 ______________________________________________________________________ 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 = +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 13 57339 0.14635 .00009 0.26094 .00009 0.160476 0.000010 15 11 14 57340 0.14453 .00009 0.26005 .00009 0.159114 0.000010 15 11 15 57341 0.14274 .00009 0.25930 .00009 0.157732 0.000008 15 11 16 57342 0.14089 .00009 0.25881 .00009 0.156350 0.000005 15 11 17 57343 0.13896 .00009 0.25835 .00009 0.154925 0.000005 15 11 18 57344 0.13692 .00009 0.25771 .00009 0.153440 0.000004 15 11 19 57345 0.13463 .00009 0.25698 .00009 0.151893 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 = 0.1009 + 0.0207 cos A - 0.0716 sin A + 0.0226 cos C - 0.0309 sin C y = 0.3509 - 0.0602 cos A - 0.0208 sin A - 0.0309 cos C - 0.0226 sin C UT1-UTC = 0.1163 - 0.00123 (MJD - 57353) - (UT2-UT1) where A = 2*pi*(MJD-57345)/365.25 and C = 2*pi*(MJD-57345)/435. TAI-UTC(MJD 57346) = 36.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-57345)**0.80 S t = 0.00025 (MJD-57345)**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 11 20 57346 0.1325 0.2562 0.15027 2015 11 21 57347 0.1303 0.2554 0.14854 2015 11 22 57348 0.1284 0.2547 0.14673 2015 11 23 57349 0.1265 0.2541 0.14491 2015 11 24 57350 0.1247 0.2536 0.14317 2015 11 25 57351 0.1228 0.2532 0.14158 2015 11 26 57352 0.1210 0.2528 0.14018 2015 11 27 57353 0.1191 0.2524 0.13893 2015 11 28 57354 0.1173 0.2520 0.13779 2015 11 29 57355 0.1154 0.2517 0.13668 2015 11 30 57356 0.1136 0.2514 0.13557 2015 12 1 57357 0.1117 0.2512 0.13442 2015 12 2 57358 0.1099 0.2509 0.13320 2015 12 3 57359 0.1081 0.2508 0.13188 2015 12 4 57360 0.1063 0.2506 0.13049 2015 12 5 57361 0.1045 0.2505 0.12907 2015 12 6 57362 0.1026 0.2505 0.12765 2015 12 7 57363 0.1008 0.2505 0.12626 2015 12 8 57364 0.0989 0.2505 0.12492 2015 12 9 57365 0.0971 0.2505 0.12365 2015 12 10 57366 0.0952 0.2506 0.12246 2015 12 11 57367 0.0934 0.2507 0.12131 2015 12 12 57368 0.0916 0.2508 0.12019 2015 12 13 57369 0.0897 0.2509 0.11905 2015 12 14 57370 0.0879 0.2511 0.11785 2015 12 15 57371 0.0861 0.2513 0.11656 2015 12 16 57372 0.0843 0.2515 0.11513 2015 12 17 57373 0.0824 0.2517 0.11355 2015 12 18 57374 0.0806 0.2520 0.11183 2015 12 19 57375 0.0788 0.2523 0.11004 2015 12 20 57376 0.0770 0.2526 0.10822 2015 12 21 57377 0.0752 0.2529 0.10644 2015 12 22 57378 0.0735 0.2533 0.10477 2015 12 23 57379 0.0717 0.2537 0.10324 2015 12 24 57380 0.0699 0.2541 0.10185 2015 12 25 57381 0.0682 0.2546 0.10058 2015 12 26 57382 0.0664 0.2550 0.09937 2015 12 27 57383 0.0647 0.2555 0.09818 2015 12 28 57384 0.0630 0.2561 0.09695 2015 12 29 57385 0.0613 0.2566 0.09567 2015 12 30 57386 0.0596 0.2572 0.09434 2015 12 31 57387 0.0579 0.2578 0.09297 2016 1 1 57388 0.0562 0.2585 0.09157 2016 1 2 57389 0.0545 0.2591 0.09017 2016 1 3 57390 0.0529 0.2598 0.08879 2016 1 4 57391 0.0512 0.2605 0.08745 2016 1 5 57392 0.0496 0.2612 0.08616 2016 1 6 57393 0.0480 0.2620 0.08493 2016 1 7 57394 0.0464 0.2628 0.08374 2016 1 8 57395 0.0448 0.2636 0.08258 2016 1 9 57396 0.0432 0.2644 0.08141 2016 1 10 57397 0.0417 0.2653 0.08018 2016 1 11 57398 0.0401 0.2662 0.07886 2016 1 12 57399 0.0386 0.2671 0.07739 2016 1 13 57400 0.0371 0.2680 0.07577 2016 1 14 57401 0.0356 0.2689 0.07400 2016 1 15 57402 0.0341 0.2699 0.07215 2016 1 16 57403 0.0327 0.2709 0.07026 2016 1 17 57404 0.0312 0.2719 0.06842 2016 1 18 57405 0.0298 0.2729 0.06668 2016 1 19 57406 0.0284 0.2740 0.06506 2016 1 20 57407 0.0271 0.2751 0.06357 2016 1 21 57408 0.0257 0.2762 0.06218 2016 1 22 57409 0.0244 0.2773 0.06084 2016 1 23 57410 0.0230 0.2784 0.05952 2016 1 24 57411 0.0218 0.2796 0.05816 2016 1 25 57412 0.0205 0.2808 0.05674 2016 1 26 57413 0.0192 0.2820 0.05526 2016 1 27 57414 0.0180 0.2832 0.05373 2016 1 28 57415 0.0168 0.2844 0.05217 2016 1 29 57416 0.0156 0.2857 0.05058 2016 1 30 57417 0.0145 0.2870 0.04901 2016 1 31 57418 0.0133 0.2883 0.04748 2016 2 1 57419 0.0122 0.2896 0.04599 2016 2 2 57420 0.0111 0.2909 0.04456 2016 2 3 57421 0.0101 0.2923 0.04317 2016 2 4 57422 0.0091 0.2936 0.04182 2016 2 5 57423 0.0080 0.2950 0.04046 2016 2 6 57424 0.0071 0.2964 0.03906 2016 2 7 57425 0.0061 0.2978 0.03755 2016 2 8 57426 0.0052 0.2992 0.03590 2016 2 9 57427 0.0043 0.3007 0.03407 2016 2 10 57428 0.0034 0.3021 0.03206 2016 2 11 57429 0.0025 0.3036 0.02991 2016 2 12 57430 0.0017 0.3051 0.02771 2016 2 13 57431 0.0009 0.3066 0.02553 2016 2 14 57432 0.0001 0.3081 0.02345 2016 2 15 57433 -0.0006 0.3096 0.02152 2016 2 16 57434 -0.0013 0.3111 0.01974 2016 2 17 57435 -0.0020 0.3126 0.01809 2016 2 18 57436 -0.0027 0.3142 0.01653 2016 2 19 57437 -0.0033 0.3158 0.01501 2016 2 20 57438 -0.0039 0.3173 0.01347 2016 2 21 57439 -0.0045 0.3189 0.01189 2016 2 22 57440 -0.0050 0.3205 0.01024 2016 2 23 57441 -0.0055 0.3221 0.00853 2016 2 24 57442 -0.0060 0.3237 0.00678 2016 2 25 57443 -0.0064 0.3253 0.00500 2016 2 26 57444 -0.0069 0.3270 0.00322 2016 2 27 57445 -0.0073 0.3286 0.00147 2016 2 28 57446 -0.0076 0.3302 -0.00023 2016 2 29 57447 -0.0079 0.3319 -0.00188 2016 3 1 57448 -0.0082 0.3335 -0.00346 2016 3 2 57449 -0.0085 0.3352 -0.00500 2016 3 3 57450 -0.0088 0.3368 -0.00653 2016 3 4 57451 -0.0090 0.3385 -0.00808 2016 3 5 57452 -0.0091 0.3402 -0.00970 2016 3 6 57453 -0.0093 0.3418 -0.01144 2016 3 7 57454 -0.0094 0.3435 -0.01335 2016 3 8 57455 -0.0095 0.3452 -0.01546 2016 3 9 57456 -0.0096 0.3469 -0.01775 2016 3 10 57457 -0.0096 0.3485 -0.02015 2016 3 11 57458 -0.0096 0.3502 -0.02258 2016 3 12 57459 -0.0095 0.3519 -0.02493 2016 3 13 57460 -0.0095 0.3536 -0.02714 2016 3 14 57461 -0.0094 0.3553 -0.02918 2016 3 15 57462 -0.0092 0.3570 -0.03106 2016 3 16 57463 -0.0091 0.3586 -0.03283 2016 3 17 57464 -0.0089 0.3603 -0.03454 2016 3 18 57465 -0.0087 0.3620 -0.03624 2016 3 19 57466 -0.0084 0.3637 -0.03798 2016 3 20 57467 -0.0081 0.3653 -0.03977 2016 3 21 57468 -0.0078 0.3670 -0.04162 2016 3 22 57469 -0.0075 0.3687 -0.04352 2016 3 23 57470 -0.0071 0.3703 -0.04545 2016 3 24 57471 -0.0067 0.3720 -0.04738 2016 3 25 57472 -0.0063 0.3737 -0.04929 2016 3 26 57473 -0.0058 0.3753 -0.05116 2016 3 27 57474 -0.0053 0.3769 -0.05295 2016 3 28 57475 -0.0048 0.3786 -0.05468 2016 3 29 57476 -0.0042 0.3802 -0.05634 2016 3 30 57477 -0.0037 0.3818 -0.05795 2016 3 31 57478 -0.0030 0.3834 -0.05956 2016 4 1 57479 -0.0024 0.3850 -0.06120 2016 4 2 57480 -0.0017 0.3866 -0.06292 2016 4 3 57481 -0.0010 0.3882 -0.06479 2016 4 4 57482 -0.0003 0.3898 -0.06684 2016 4 5 57483 0.0004 0.3913 -0.06908 2016 4 6 57484 0.0012 0.3929 -0.07148 2016 4 7 57485 0.0020 0.3944 -0.07395 2016 4 8 57486 0.0029 0.3960 -0.07640 2016 4 9 57487 0.0037 0.3975 -0.07874 2016 4 10 57488 0.0046 0.3990 -0.08090 2016 4 11 57489 0.0056 0.4005 -0.08287 2016 4 12 57490 0.0065 0.4020 -0.08468 2016 4 13 57491 0.0075 0.4035 -0.08640 2016 4 14 57492 0.0085 0.4049 -0.08807 2016 4 15 57493 0.0095 0.4063 -0.08973 2016 4 16 57494 0.0106 0.4078 -0.09142 2016 4 17 57495 0.0116 0.4092 -0.09315 2016 4 18 57496 0.0127 0.4106 -0.09491 2016 4 19 57497 0.0139 0.4120 -0.09670 2016 4 20 57498 0.0150 0.4133 -0.09848 2016 4 21 57499 0.0162 0.4147 -0.10023 2016 4 22 57500 0.0174 0.4160 -0.10193 2016 4 23 57501 0.0186 0.4173 -0.10356 2016 4 24 57502 0.0199 0.4186 -0.10510 2016 4 25 57503 0.0211 0.4199 -0.10656 2016 4 26 57504 0.0224 0.4212 -0.10796 2016 4 27 57505 0.0237 0.4224 -0.10931 2016 4 28 57506 0.0251 0.4236 -0.11065 2016 4 29 57507 0.0264 0.4248 -0.11205 2016 4 30 57508 0.0278 0.4260 -0.11355 2016 5 1 57509 0.0292 0.4272 -0.11518 2016 5 2 57510 0.0306 0.4283 -0.11699 2016 5 3 57511 0.0321 0.4294 -0.11896 2016 5 4 57512 0.0335 0.4305 -0.12104 2016 5 5 57513 0.0350 0.4316 -0.12316 2016 5 6 57514 0.0365 0.4327 -0.12522 2016 5 7 57515 0.0380 0.4337 -0.12714 2016 5 8 57516 0.0396 0.4347 -0.12888 2016 5 9 57517 0.0411 0.4357 -0.13044 2016 5 10 57518 0.0427 0.4367 -0.13188 2016 5 11 57519 0.0443 0.4377 -0.13324 2016 5 12 57520 0.0459 0.4386 -0.13459 2016 5 13 57521 0.0475 0.4395 -0.13596 2016 5 14 57522 0.0491 0.4404 -0.13735 2016 5 15 57523 0.0507 0.4412 -0.13878 2016 5 16 57524 0.0524 0.4420 -0.14025 2016 5 17 57525 0.0541 0.4429 -0.14172 2016 5 18 57526 0.0558 0.4436 -0.14319 2016 5 19 57527 0.0575 0.4444 -0.14464 2016 5 20 57528 0.0592 0.4451 -0.14605 2016 5 21 57529 0.0609 0.4458 -0.14741 2016 5 22 57530 0.0627 0.4465 -0.14873 2016 5 23 57531 0.0644 0.4472 -0.15003 2016 5 24 57532 0.0662 0.4478 -0.15132 2016 5 25 57533 0.0679 0.4484 -0.15263 2016 5 26 57534 0.0697 0.4490 -0.15400 2016 5 27 57535 0.0715 0.4495 -0.15544 2016 5 28 57536 0.0733 0.4501 -0.15696 2016 5 29 57537 0.0751 0.4506 -0.15857 2016 5 30 57538 0.0769 0.4510 -0.16025 2016 5 31 57539 0.0787 0.4515 -0.16194 2016 6 1 57540 0.0806 0.4519 -0.16361 2016 6 2 57541 0.0824 0.4523 -0.16517 2016 6 3 57542 0.0842 0.4527 -0.16658 2016 6 4 57543 0.0861 0.4530 -0.16779 2016 6 5 57544 0.0879 0.4533 -0.16882 2016 6 6 57545 0.0898 0.4536 -0.16970 2016 6 7 57546 0.0916 0.4539 -0.17050 2016 6 8 57547 0.0935 0.4541 -0.17129 2016 6 9 57548 0.0954 0.4543 -0.17210 2016 6 10 57549 0.0972 0.4545 -0.17295 2016 6 11 57550 0.0991 0.4546 -0.17384 2016 6 12 57551 0.1010 0.4547 -0.17474 2016 6 13 57552 0.1028 0.4548 -0.17563 2016 6 14 57553 0.1047 0.4549 -0.17645 2016 6 15 57554 0.1066 0.4549 -0.17719 2016 6 16 57555 0.1084 0.4549 -0.17780 2016 6 17 57556 0.1103 0.4549 -0.17828 2016 6 18 57557 0.1122 0.4549 -0.17861 2016 6 19 57558 0.1140 0.4548 -0.17880 2016 6 20 57559 0.1159 0.4547 -0.17889 2016 6 21 57560 0.1177 0.4546 -0.17891 2016 6 22 57561 0.1196 0.4544 -0.17893 2016 6 23 57562 0.1214 0.4542 -0.17904 2016 6 24 57563 0.1233 0.4540 -0.17927 2016 6 25 57564 0.1251 0.4538 -0.17966 2016 6 26 57565 0.1269 0.4535 -0.18019 2016 6 27 57566 0.1288 0.4532 -0.18084 2016 6 28 57567 0.1306 0.4529 -0.18154 2016 6 29 57568 0.1324 0.4526 -0.18222 2016 6 30 57569 0.1342 0.4522 -0.18282 2016 7 1 57570 0.1360 0.4518 -0.18320 2016 7 2 57571 0.1378 0.4514 -0.18337 2016 7 3 57572 0.1395 0.4509 -0.18337 2016 7 4 57573 0.1413 0.4504 -0.18322 2016 7 5 57574 0.1431 0.4499 -0.18309 2016 7 6 57575 0.1448 0.4494 -0.18297 2016 7 7 57576 0.1465 0.4488 -0.18298 2016 7 8 57577 0.1483 0.4483 -0.18302 2016 7 9 57578 0.1500 0.4477 -0.18322 2016 7 10 57579 0.1517 0.4470 -0.18348 2016 7 11 57580 0.1533 0.4464 -0.18375 2016 7 12 57581 0.1550 0.4457 -0.18405 2016 7 13 57582 0.1567 0.4450 -0.18433 2016 7 14 57583 0.1583 0.4442 -0.18452 2016 7 15 57584 0.1599 0.4435 -0.18454 2016 7 16 57585 0.1615 0.4427 -0.18441 2016 7 17 57586 0.1631 0.4419 -0.18418 2016 7 18 57587 0.1647 0.4411 -0.18383 2016 7 19 57588 0.1663 0.4402 -0.18343 2016 7 20 57589 0.1678 0.4393 -0.18304 2016 7 21 57590 0.1693 0.4384 -0.18270 2016 7 22 57591 0.1708 0.4375 -0.18255 2016 7 23 57592 0.1723 0.4366 -0.18263 2016 7 24 57593 0.1738 0.4356 -0.18292 2016 7 25 57594 0.1753 0.4346 -0.18340 2016 7 26 57595 0.1767 0.4336 -0.18392 2016 7 27 57596 0.1781 0.4326 -0.18446 2016 7 28 57597 0.1795 0.4315 -0.18496 2016 7 29 57598 0.1809 0.4304 -0.18537 2016 7 30 57599 0.1822 0.4293 -0.18568 2016 7 31 57600 0.1835 0.4282 -0.18601 2016 8 1 57601 0.1848 0.4271 -0.18628 2016 8 2 57602 0.1861 0.4259 -0.18654 2016 8 3 57603 0.1874 0.4248 -0.18680 2016 8 4 57604 0.1886 0.4236 -0.18716 2016 8 5 57605 0.1898 0.4224 -0.18757 2016 8 6 57606 0.1910 0.4211 -0.18796 2016 8 7 57607 0.1922 0.4199 -0.18841 2016 8 8 57608 0.1933 0.4186 -0.18882 2016 8 9 57609 0.1945 0.4173 -0.18922 2016 8 10 57610 0.1956 0.4160 -0.18959 2016 8 11 57611 0.1966 0.4147 -0.18993 2016 8 12 57612 0.1977 0.4134 -0.19013 2016 8 13 57613 0.1987 0.4120 -0.19030 2016 8 14 57614 0.1997 0.4107 -0.19041 2016 8 15 57615 0.2007 0.4093 -0.19046 2016 8 16 57616 0.2016 0.4079 -0.19053 2016 8 17 57617 0.2025 0.4065 -0.19061 2016 8 18 57618 0.2034 0.4051 -0.19077 2016 8 19 57619 0.2043 0.4037 -0.19112 2016 8 20 57620 0.2051 0.4022 -0.19160 2016 8 21 57621 0.2059 0.4008 -0.19225 2016 8 22 57622 0.2067 0.3993 -0.19294 2016 8 23 57623 0.2074 0.3978 -0.19361 2016 8 24 57624 0.2081 0.3963 -0.19419 2016 8 25 57625 0.2088 0.3948 -0.19463 2016 8 26 57626 0.2095 0.3933 -0.19494 2016 8 27 57627 0.2101 0.3918 -0.19515 2016 8 28 57628 0.2108 0.3902 -0.19531 2016 8 29 57629 0.2113 0.3887 -0.19547 2016 8 30 57630 0.2119 0.3871 -0.19575 2016 8 31 57631 0.2124 0.3856 -0.19614 2016 9 1 57632 0.2129 0.3840 -0.19662 2016 9 2 57633 0.2134 0.3824 -0.19719 2016 9 3 57634 0.2138 0.3809 -0.19785 2016 9 4 57635 0.2142 0.3793 -0.19859 2016 9 5 57636 0.2146 0.3777 -0.19930 2016 9 6 57637 0.2149 0.3761 -0.19998 2016 9 7 57638 0.2152 0.3745 -0.20065 2016 9 8 57639 0.2155 0.3729 -0.20128 2016 9 9 57640 0.2158 0.3712 -0.20192 2016 9 10 57641 0.2160 0.3696 -0.20249 2016 9 11 57642 0.2162 0.3680 -0.20304 2016 9 12 57643 0.2164 0.3664 -0.20362 2016 9 13 57644 0.2165 0.3648 -0.20436 2016 9 14 57645 0.2166 0.3631 -0.20532 2016 9 15 57646 0.2167 0.3615 -0.20650 2016 9 16 57647 0.2167 0.3599 -0.20783 2016 9 17 57648 0.2167 0.3582 -0.20932 2016 9 18 57649 0.2167 0.3566 -0.21091 2016 9 19 57650 0.2167 0.3550 -0.21253 2016 9 20 57651 0.2166 0.3533 -0.21405 2016 9 21 57652 0.2165 0.3517 -0.21539 2016 9 22 57653 0.2164 0.3501 -0.21656 2016 9 23 57654 0.2162 0.3484 -0.21755 2016 9 24 57655 0.2160 0.3468 -0.21840 2016 9 25 57656 0.2158 0.3452 -0.21919 2016 9 26 57657 0.2155 0.3436 -0.22001 2016 9 27 57658 0.2152 0.3420 -0.22091 2016 9 28 57659 0.2149 0.3404 -0.22185 2016 9 29 57660 0.2146 0.3387 -0.22303 2016 9 30 57661 0.2142 0.3371 -0.22418 2016 10 1 57662 0.2138 0.3356 -0.22543 2016 10 2 57663 0.2134 0.3340 -0.22671 2016 10 3 57664 0.2129 0.3324 -0.22789 2016 10 4 57665 0.2124 0.3308 -0.22910 2016 10 5 57666 0.2119 0.3292 -0.23026 2016 10 6 57667 0.2114 0.3277 -0.23137 2016 10 7 57668 0.2108 0.3261 -0.23247 2016 10 8 57669 0.2102 0.3246 -0.23351 2016 10 9 57670 0.2096 0.3230 -0.23458 2016 10 10 57671 0.2089 0.3215 -0.23567 2016 10 11 57672 0.2083 0.3200 -0.23682 2016 10 12 57673 0.2076 0.3185 -0.23815 2016 10 13 57674 0.2068 0.3170 -0.23972 2016 10 14 57675 0.2061 0.3155 -0.24146 2016 10 15 57676 0.2053 0.3140 -0.24328 2016 10 16 57677 0.2045 0.3126 -0.24508 2016 10 17 57678 0.2036 0.3111 -0.24679 2016 10 18 57679 0.2028 0.3097 -0.24844 2016 10 19 57680 0.2019 0.3083 -0.24990 2016 10 20 57681 0.2009 0.3069 -0.25129 2016 10 21 57682 0.2000 0.3055 -0.25259 2016 10 22 57683 0.1990 0.3041 -0.25382 2016 10 23 57684 0.1981 0.3027 -0.25503 2016 10 24 57685 0.1970 0.3014 -0.25626 2016 10 25 57686 0.1960 0.3000 -0.25758 2016 10 26 57687 0.1949 0.2987 -0.25903 2016 10 27 57688 0.1939 0.2974 -0.26049 2016 10 28 57689 0.1928 0.2961 -0.26190 2016 10 29 57690 0.1916 0.2948 -0.26333 2016 10 30 57691 0.1905 0.2936 -0.26466 2016 10 31 57692 0.1893 0.2923 -0.26593 2016 11 1 57693 0.1881 0.2911 -0.26712 2016 11 2 57694 0.1869 0.2899 -0.26821 2016 11 3 57695 0.1857 0.2887 -0.26928 2016 11 4 57696 0.1844 0.2876 -0.27035 2016 11 5 57697 0.1831 0.2864 -0.27146 2016 11 6 57698 0.1818 0.2853 -0.27261 2016 11 7 57699 0.1805 0.2842 -0.27388 2016 11 8 57700 0.1792 0.2831 -0.27522 2016 11 9 57701 0.1779 0.2820 -0.27670 2016 11 10 57702 0.1765 0.2810 -0.27839 2016 11 11 57703 0.1751 0.2800 -0.28031 2016 11 12 57704 0.1737 0.2789 -0.28232 2016 11 13 57705 0.1723 0.2780 -0.28432 2016 11 14 57706 0.1709 0.2770 -0.28626 2016 11 15 57707 0.1694 0.2761 -0.28803 2016 11 16 57708 0.1679 0.2751 -0.28958 2016 11 17 57709 0.1665 0.2742 -0.29094 2016 11 18 57710 0.1650 0.2734 -0.29224 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) 57316 -98.00 0.30 -12.26 0.02 57317 -97.78 0.30 -12.14 0.02 57318 -97.65 0.30 -12.01 0.02 57319 -97.64 0.30 -11.82 0.15 57320 -97.63 0.15 -11.62 0.04 57321 -97.49 0.15 -11.53 0.04 57322 -97.22 0.15 -11.61 0.04 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 57316 0.012 0.119 -0.197 0.020 57317 0.005 0.119 -0.199 0.020 57318 0.010 0.119 -0.182 0.020 57319 0.017 0.119 -0.153 0.150 57320 0.014 0.060 -0.146 0.040 57321 0.006 0.060 -0.144 0.040 57322 0.003 0.060 -0.152 0.040 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).