********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 11 February 2016 Vol. XXIX No. 006 ______________________________________________________________________ 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 = +0.0 seconds beginning 31 Jan 2016 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 16 2 5 57423 -.00749 .00009 0.30641 .00009 0.021432 0.000030 16 2 6 57424 -.00856 .00009 0.30813 .00009 0.020167 0.000032 16 2 7 57425 -.00932 .00009 0.30978 .00009 0.018670 0.000031 16 2 8 57426 -.00959 .00009 0.31142 .00010 0.017095 0.000037 16 2 9 57427 -.00969 .00009 0.31312 .00009 0.015296 0.000039 16 2 10 57428 -.00995 .00009 0.31500 .00009 0.013302 0.000038 16 2 11 57429 -.01046 .00009 0.31711 .00009 0.011152 0.000035 _______________________________________________________________________ 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 = 0.0926 - 0.0870 cos A - 0.0496 sin A - 0.0186 cos C - 0.0061 sin C y = 0.3647 - 0.0457 cos A + 0.0724 sin A - 0.0061 cos C + 0.0186 sin C UT1-UTC = -0.0169 - 0.00135 (MJD - 57437) - (UT2-UT1) where A = 2*pi*(MJD-57429)/365.25 and C = 2*pi*(MJD-57429)/435. TAI-UTC(MJD 57430) = 36.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-57429)**0.80 S t = 0.00025 (MJD-57429)**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) 2016 2 12 57430 -0.0111 0.3191 0.00904 2016 2 13 57431 -0.0120 0.3212 0.00703 2016 2 14 57432 -0.0129 0.3230 0.00515 2016 2 15 57433 -0.0136 0.3248 0.00343 2016 2 16 57434 -0.0142 0.3265 0.00188 2016 2 17 57435 -0.0147 0.3283 0.00048 2016 2 18 57436 -0.0152 0.3301 -0.00080 2016 2 19 57437 -0.0157 0.3319 -0.00203 2016 2 20 57438 -0.0162 0.3337 -0.00329 2016 2 21 57439 -0.0167 0.3355 -0.00465 2016 2 22 57440 -0.0171 0.3372 -0.00612 2016 2 23 57441 -0.0175 0.3390 -0.00770 2016 2 24 57442 -0.0179 0.3408 -0.00939 2016 2 25 57443 -0.0182 0.3425 -0.01115 2016 2 26 57444 -0.0185 0.3442 -0.01292 2016 2 27 57445 -0.0187 0.3460 -0.01465 2016 2 28 57446 -0.0189 0.3477 -0.01631 2016 2 29 57447 -0.0190 0.3495 -0.01791 2016 3 1 57448 -0.0191 0.3513 -0.01945 2016 3 2 57449 -0.0192 0.3531 -0.02097 2016 3 3 57450 -0.0193 0.3548 -0.02251 2016 3 4 57451 -0.0193 0.3566 -0.02411 2016 3 5 57452 -0.0193 0.3584 -0.02581 2016 3 6 57453 -0.0193 0.3602 -0.02767 2016 3 7 57454 -0.0192 0.3619 -0.02973 2016 3 8 57455 -0.0191 0.3637 -0.03201 2016 3 9 57456 -0.0189 0.3655 -0.03449 2016 3 10 57457 -0.0188 0.3673 -0.03712 2016 3 11 57458 -0.0186 0.3690 -0.03981 2016 3 12 57459 -0.0183 0.3708 -0.04245 2016 3 13 57460 -0.0181 0.3726 -0.04498 2016 3 14 57461 -0.0178 0.3743 -0.04736 2016 3 15 57462 -0.0175 0.3761 -0.04960 2016 3 16 57463 -0.0171 0.3778 -0.05173 2016 3 17 57464 -0.0167 0.3796 -0.05380 2016 3 18 57465 -0.0163 0.3813 -0.05585 2016 3 19 57466 -0.0158 0.3831 -0.05791 2016 3 20 57467 -0.0154 0.3848 -0.06002 2016 3 21 57468 -0.0148 0.3865 -0.06219 2016 3 22 57469 -0.0143 0.3882 -0.06438 2016 3 23 57470 -0.0137 0.3899 -0.06660 2016 3 24 57471 -0.0131 0.3916 -0.06881 2016 3 25 57472 -0.0125 0.3933 -0.07099 2016 3 26 57473 -0.0118 0.3950 -0.07313 2016 3 27 57474 -0.0111 0.3967 -0.07520 2016 3 28 57475 -0.0103 0.3983 -0.07720 2016 3 29 57476 -0.0096 0.4000 -0.07912 2016 3 30 57477 -0.0088 0.4016 -0.08100 2016 3 31 57478 -0.0080 0.4032 -0.08285 2016 4 1 57479 -0.0071 0.4049 -0.08473 2016 4 2 57480 -0.0062 0.4065 -0.08668 2016 4 3 57481 -0.0053 0.4080 -0.08875 2016 4 4 57482 -0.0044 0.4096 -0.09098 2016 4 5 57483 -0.0034 0.4112 -0.09339 2016 4 6 57484 -0.0024 0.4127 -0.09594 2016 4 7 57485 -0.0014 0.4143 -0.09856 2016 4 8 57486 -0.0003 0.4158 -0.10115 2016 4 9 57487 0.0008 0.4173 -0.10363 2016 4 10 57488 0.0019 0.4188 -0.10592 2016 4 11 57489 0.0030 0.4203 -0.10801 2016 4 12 57490 0.0042 0.4217 -0.10995 2016 4 13 57491 0.0054 0.4232 -0.11178 2016 4 14 57492 0.0066 0.4246 -0.11356 2016 4 15 57493 0.0078 0.4260 -0.11533 2016 4 16 57494 0.0091 0.4274 -0.11713 2016 4 17 57495 0.0104 0.4287 -0.11897 2016 4 18 57496 0.0117 0.4301 -0.12084 2016 4 19 57497 0.0131 0.4314 -0.12273 2016 4 20 57498 0.0144 0.4327 -0.12462 2016 4 21 57499 0.0158 0.4340 -0.12648 2016 4 22 57500 0.0172 0.4353 -0.12829 2016 4 23 57501 0.0187 0.4366 -0.13003 2016 4 24 57502 0.0201 0.4378 -0.13168 2016 4 25 57503 0.0216 0.4390 -0.13324 2016 4 26 57504 0.0231 0.4402 -0.13474 2016 4 27 57505 0.0246 0.4414 -0.13619 2016 4 28 57506 0.0262 0.4425 -0.13763 2016 4 29 57507 0.0277 0.4436 -0.13912 2016 4 30 57508 0.0293 0.4447 -0.14070 2016 5 1 57509 0.0309 0.4458 -0.14242 2016 5 2 57510 0.0326 0.4468 -0.14431 2016 5 3 57511 0.0342 0.4479 -0.14636 2016 5 4 57512 0.0359 0.4489 -0.14853 2016 5 5 57513 0.0375 0.4499 -0.15074 2016 5 6 57514 0.0392 0.4508 -0.15288 2016 5 7 57515 0.0410 0.4517 -0.15488 2016 5 8 57516 0.0427 0.4526 -0.15670 2016 5 9 57517 0.0444 0.4535 -0.15834 2016 5 10 57518 0.0462 0.4544 -0.15986 2016 5 11 57519 0.0480 0.4552 -0.16130 2016 5 12 57520 0.0498 0.4560 -0.16272 2016 5 13 57521 0.0516 0.4568 -0.16415 2016 5 14 57522 0.0534 0.4575 -0.16561 2016 5 15 57523 0.0552 0.4583 -0.16710 2016 5 16 57524 0.0571 0.4590 -0.16860 2016 5 17 57525 0.0589 0.4596 -0.17009 2016 5 18 57526 0.0608 0.4603 -0.17155 2016 5 19 57527 0.0627 0.4609 -0.17295 2016 5 20 57528 0.0646 0.4615 -0.17428 2016 5 21 57529 0.0665 0.4620 -0.17552 2016 5 22 57530 0.0684 0.4626 -0.17667 2016 5 23 57531 0.0703 0.4631 -0.17773 2016 5 24 57532 0.0722 0.4635 -0.17874 2016 5 25 57533 0.0742 0.4640 -0.17973 2016 5 26 57534 0.0761 0.4644 -0.18074 2016 5 27 57535 0.0781 0.4648 -0.18182 2016 5 28 57536 0.0800 0.4651 -0.18301 2016 5 29 57537 0.0820 0.4655 -0.18434 2016 5 30 57538 0.0840 0.4658 -0.18582 2016 5 31 57539 0.0860 0.4660 -0.18742 2016 6 1 57540 0.0879 0.4663 -0.18909 2016 6 2 57541 0.0899 0.4665 -0.19073 2016 6 3 57542 0.0919 0.4667 -0.19229 2016 6 4 57543 0.0939 0.4668 -0.19369 2016 6 5 57544 0.0959 0.4670 -0.19493 2016 6 6 57545 0.0979 0.4671 -0.19602 2016 6 7 57546 0.0999 0.4671 -0.19702 2016 6 8 57547 0.1019 0.4672 -0.19798 2016 6 9 57548 0.1039 0.4672 -0.19895 2016 6 10 57549 0.1059 0.4672 -0.19994 2016 6 11 57550 0.1078 0.4671 -0.20095 2016 6 12 57551 0.1098 0.4670 -0.20198 2016 6 13 57552 0.1118 0.4669 -0.20300 2016 6 14 57553 0.1138 0.4668 -0.20399 2016 6 15 57554 0.1158 0.4666 -0.20493 2016 6 16 57555 0.1178 0.4664 -0.20579 2016 6 17 57556 0.1198 0.4662 -0.20657 2016 6 18 57557 0.1217 0.4660 -0.20727 2016 6 19 57558 0.1237 0.4657 -0.20788 2016 6 20 57559 0.1256 0.4654 -0.20843 2016 6 21 57560 0.1276 0.4650 -0.20895 2016 6 22 57561 0.1295 0.4646 -0.20949 2016 6 23 57562 0.1315 0.4642 -0.21008 2016 6 24 57563 0.1334 0.4638 -0.21078 2016 6 25 57564 0.1353 0.4634 -0.21162 2016 6 26 57565 0.1372 0.4629 -0.21258 2016 6 27 57566 0.1391 0.4624 -0.21366 2016 6 28 57567 0.1410 0.4618 -0.21480 2016 6 29 57568 0.1429 0.4613 -0.21594 2016 6 30 57569 0.1448 0.4607 -0.21703 2016 7 1 57570 0.1466 0.4600 -0.21799 2016 7 2 57571 0.1485 0.4594 -0.21882 2016 7 3 57572 0.1503 0.4587 -0.21952 2016 7 4 57573 0.1521 0.4580 -0.22012 2016 7 5 57574 0.1540 0.4573 -0.22069 2016 7 6 57575 0.1557 0.4565 -0.22126 2016 7 7 57576 0.1575 0.4557 -0.22188 2016 7 8 57577 0.1593 0.4549 -0.22254 2016 7 9 57578 0.1610 0.4541 -0.22323 2016 7 10 57579 0.1628 0.4532 -0.22393 2016 7 11 57580 0.1645 0.4523 -0.22461 2016 7 12 57581 0.1662 0.4514 -0.22526 2016 7 13 57582 0.1679 0.4505 -0.22584 2016 7 14 57583 0.1695 0.4495 -0.22635 2016 7 15 57584 0.1712 0.4485 -0.22677 2016 7 16 57585 0.1728 0.4475 -0.22712 2016 7 17 57586 0.1744 0.4465 -0.22740 2016 7 18 57587 0.1760 0.4454 -0.22766 2016 7 19 57588 0.1775 0.4443 -0.22793 2016 7 20 57589 0.1791 0.4432 -0.22826 2016 7 21 57590 0.1806 0.4421 -0.22870 2016 7 22 57591 0.1821 0.4409 -0.22928 2016 7 23 57592 0.1836 0.4398 -0.23001 2016 7 24 57593 0.1850 0.4386 -0.23088 2016 7 25 57594 0.1865 0.4374 -0.23182 2016 7 26 57595 0.1879 0.4361 -0.23277 2016 7 27 57596 0.1893 0.4349 -0.23368 2016 7 28 57597 0.1906 0.4336 -0.23448 2016 7 29 57598 0.1920 0.4323 -0.23517 2016 7 30 57599 0.1933 0.4310 -0.23573 2016 7 31 57600 0.1946 0.4296 -0.23620 2016 8 1 57601 0.1958 0.4283 -0.23664 2016 8 2 57602 0.1971 0.4269 -0.23710 2016 8 3 57603 0.1983 0.4255 -0.23761 2016 8 4 57604 0.1995 0.4241 -0.23819 2016 8 5 57605 0.2006 0.4226 -0.23883 2016 8 6 57606 0.2018 0.4212 -0.23951 2016 8 7 57607 0.2029 0.4197 -0.24020 2016 8 8 57608 0.2040 0.4183 -0.24087 2016 8 9 57609 0.2050 0.4168 -0.24151 2016 8 10 57610 0.2060 0.4152 -0.24209 2016 8 11 57611 0.2070 0.4137 -0.24259 2016 8 12 57612 0.2080 0.4122 -0.24303 2016 8 13 57613 0.2089 0.4106 -0.24343 2016 8 14 57614 0.2098 0.4090 -0.24380 2016 8 15 57615 0.2107 0.4075 -0.24420 2016 8 16 57616 0.2116 0.4059 -0.24466 2016 8 17 57617 0.2124 0.4043 -0.24525 2016 8 18 57618 0.2132 0.4026 -0.24600 2016 8 19 57619 0.2139 0.4010 -0.24695 2016 8 20 57620 0.2147 0.3994 -0.24809 2016 8 21 57621 0.2154 0.3977 -0.24937 2016 8 22 57622 0.2160 0.3960 -0.25071 2016 8 23 57623 0.2167 0.3944 -0.25204 2016 8 24 57624 0.2173 0.3927 -0.25331 2016 8 25 57625 0.2178 0.3910 -0.25446 2016 8 26 57626 0.2184 0.3893 -0.25552 2016 8 27 57627 0.2189 0.3876 -0.25649 2016 8 28 57628 0.2194 0.3859 -0.25744 2016 8 29 57629 0.2198 0.3841 -0.25839 2016 8 30 57630 0.2202 0.3824 -0.25940 2016 8 31 57631 0.2206 0.3807 -0.26049 2016 9 1 57632 0.2210 0.3789 -0.26167 2016 9 2 57633 0.2213 0.3772 -0.26291 2016 9 3 57634 0.2216 0.3754 -0.26419 2016 9 4 57635 0.2218 0.3737 -0.26549 2016 9 5 57636 0.2221 0.3719 -0.26676 2016 9 6 57637 0.2223 0.3701 -0.26798 2016 9 7 57638 0.2224 0.3684 -0.26913 2016 9 8 57639 0.2225 0.3666 -0.27019 2016 9 9 57640 0.2226 0.3648 -0.27119 2016 9 10 57641 0.2227 0.3631 -0.27214 2016 9 11 57642 0.2227 0.3613 -0.27307 2016 9 12 57643 0.2227 0.3595 -0.27404 2016 9 13 57644 0.2227 0.3577 -0.27509 2016 9 14 57645 0.2226 0.3560 -0.27629 2016 9 15 57646 0.2225 0.3542 -0.27767 2016 9 16 57647 0.2224 0.3524 -0.27924 2016 9 17 57648 0.2222 0.3507 -0.28097 2016 9 18 57649 0.2220 0.3489 -0.28280 2016 9 19 57650 0.2218 0.3471 -0.28466 2016 9 20 57651 0.2215 0.3454 -0.28644 2016 9 21 57652 0.2212 0.3436 -0.28807 2016 9 22 57653 0.2209 0.3419 -0.28959 2016 9 23 57654 0.2205 0.3401 -0.29104 2016 9 24 57655 0.2201 0.3384 -0.29246 2016 9 25 57656 0.2197 0.3367 -0.29386 2016 9 26 57657 0.2192 0.3349 -0.29532 2016 9 27 57658 0.2187 0.3332 -0.29689 2016 9 28 57659 0.2182 0.3315 -0.29864 2016 9 29 57660 0.2177 0.3298 -0.30053 2016 9 30 57661 0.2171 0.3281 -0.30252 2016 10 1 57662 0.2165 0.3264 -0.30450 2016 10 2 57663 0.2158 0.3248 -0.30640 2016 10 3 57664 0.2152 0.3231 -0.30831 2016 10 4 57665 0.2145 0.3214 -0.31006 2016 10 5 57666 0.2137 0.3198 -0.31178 2016 10 6 57667 0.2130 0.3182 -0.31337 2016 10 7 57668 0.2122 0.3165 -0.31485 2016 10 8 57669 0.2114 0.3149 -0.31628 2016 10 9 57670 0.2105 0.3133 -0.31773 2016 10 10 57671 0.2096 0.3117 -0.31924 2016 10 11 57672 0.2087 0.3102 -0.32091 2016 10 12 57673 0.2078 0.3086 -0.32276 2016 10 13 57674 0.2068 0.3070 -0.32484 2016 10 14 57675 0.2058 0.3055 -0.32706 2016 10 15 57676 0.2048 0.3040 -0.32937 2016 10 16 57677 0.2038 0.3025 -0.33169 2016 10 17 57678 0.2027 0.3010 -0.33393 2016 10 18 57679 0.2016 0.2995 -0.33594 2016 10 19 57680 0.2005 0.2981 -0.33780 2016 10 20 57681 0.1993 0.2967 -0.33946 2016 10 21 57682 0.1982 0.2952 -0.34090 2016 10 22 57683 0.1970 0.2938 -0.34223 2016 10 23 57684 0.1957 0.2924 -0.34344 2016 10 24 57685 0.1945 0.2911 -0.34465 2016 10 25 57686 0.1932 0.2897 -0.34600 2016 10 26 57687 0.1919 0.2884 -0.34729 2016 10 27 57688 0.1906 0.2871 -0.34868 2016 10 28 57689 0.1892 0.2858 -0.35011 2016 10 29 57690 0.1879 0.2845 -0.35154 2016 10 30 57691 0.1865 0.2833 -0.35293 2016 10 31 57692 0.1851 0.2821 -0.35428 2016 11 1 57693 0.1836 0.2809 -0.35568 2016 11 2 57694 0.1822 0.2797 -0.35702 2016 11 3 57695 0.1807 0.2785 -0.35824 2016 11 4 57696 0.1792 0.2774 -0.35941 2016 11 5 57697 0.1777 0.2763 -0.36055 2016 11 6 57698 0.1762 0.2752 -0.36173 2016 11 7 57699 0.1746 0.2741 -0.36294 2016 11 8 57700 0.1730 0.2731 -0.36428 2016 11 9 57701 0.1715 0.2720 -0.36578 2016 11 10 57702 0.1699 0.2710 -0.36748 2016 11 11 57703 0.1682 0.2701 -0.36933 2016 11 12 57704 0.1666 0.2691 -0.37136 2016 11 13 57705 0.1649 0.2682 -0.37336 2016 11 14 57706 0.1633 0.2673 -0.37536 2016 11 15 57707 0.1616 0.2664 -0.37720 2016 11 16 57708 0.1599 0.2655 -0.37892 2016 11 17 57709 0.1582 0.2647 -0.38055 2016 11 18 57710 0.1564 0.2639 -0.38219 2016 11 19 57711 0.1547 0.2631 -0.38380 2016 11 20 57712 0.1529 0.2624 -0.38549 2016 11 21 57713 0.1512 0.2617 -0.38721 2016 11 22 57714 0.1494 0.2610 -0.38894 2016 11 23 57715 0.1476 0.2603 -0.39066 2016 11 24 57716 0.1458 0.2596 -0.39239 2016 11 25 57717 0.1440 0.2590 -0.39405 2016 11 26 57718 0.1422 0.2584 -0.39563 2016 11 27 57719 0.1403 0.2579 -0.39714 2016 11 28 57720 0.1385 0.2573 -0.39855 2016 11 29 57721 0.1367 0.2568 -0.39982 2016 11 30 57722 0.1348 0.2564 -0.40093 2016 12 1 57723 0.1330 0.2559 -0.40194 2016 12 2 57724 0.1311 0.2555 -0.40286 2016 12 3 57725 0.1292 0.2551 -0.40377 2016 12 4 57726 0.1273 0.2547 -0.40464 2016 12 5 57727 0.1254 0.2544 -0.40557 2016 12 6 57728 0.1236 0.2541 -0.40663 2016 12 7 57729 0.1217 0.2538 -0.40785 2016 12 8 57730 0.1198 0.2535 -0.40923 2016 12 9 57731 0.1179 0.2533 -0.41078 2016 12 10 57732 0.1160 0.2531 -0.41242 2016 12 11 57733 0.1141 0.2529 -0.41403 2016 12 12 57734 0.1122 0.2528 -0.41556 2016 12 13 57735 0.1103 0.2527 -0.41694 2016 12 14 57736 0.1084 0.2526 -0.41815 2016 12 15 57737 0.1065 0.2525 -0.41925 2016 12 16 57738 0.1046 0.2525 -0.42018 2016 12 17 57739 0.1027 0.2525 -0.42105 2016 12 18 57740 0.1008 0.2526 -0.42194 2016 12 19 57741 0.0989 0.2526 -0.42280 2016 12 20 57742 0.0970 0.2527 -0.42374 2016 12 21 57743 0.0951 0.2528 -0.42469 2016 12 22 57744 0.0932 0.2530 -0.42570 2016 12 23 57745 0.0913 0.2531 -0.42665 2016 12 24 57746 0.0894 0.2533 -0.42765 2016 12 25 57747 0.0876 0.2536 -0.42861 2016 12 26 57748 0.0857 0.2538 -0.42951 2016 12 27 57749 0.0838 0.2541 -0.43038 2016 12 28 57750 0.0820 0.2544 -0.43122 2016 12 29 57751 0.0802 0.2547 -0.43201 2016 12 30 57752 0.0783 0.2551 -0.43270 2016 12 31 57753 0.0765 0.2555 -0.43337 2017 1 1 57754 0.0747 0.2559 -0.43408 2017 1 2 57755 0.0729 0.2564 -0.43481 2017 1 3 57756 0.0711 0.2569 -0.43562 2017 1 4 57757 0.0693 0.2574 -0.43652 2017 1 5 57758 0.0675 0.2579 -0.43746 2017 1 6 57759 0.0658 0.2584 -0.43851 2017 1 7 57760 0.0640 0.2590 -0.43964 2017 1 8 57761 0.0623 0.2596 -0.44079 2017 1 9 57762 0.0605 0.2603 -0.44194 2017 1 10 57763 0.0588 0.2609 -0.44302 2017 1 11 57764 0.0571 0.2616 -0.44405 2017 1 12 57765 0.0555 0.2623 -0.44510 2017 1 13 57766 0.0538 0.2631 -0.44619 2017 1 14 57767 0.0521 0.2638 -0.44736 2017 1 15 57768 0.0505 0.2646 -0.44869 2017 1 16 57769 0.0489 0.2654 -0.45005 2017 1 17 57770 0.0473 0.2662 -0.45142 2017 1 18 57771 0.0457 0.2671 -0.45272 2017 1 19 57772 0.0441 0.2680 -0.45401 2017 1 20 57773 0.0426 0.2689 -0.45522 2017 1 21 57774 0.0411 0.2698 -0.45628 2017 1 22 57775 0.0395 0.2708 -0.45730 2017 1 23 57776 0.0381 0.2717 -0.45822 2017 1 24 57777 0.0366 0.2727 -0.45909 2017 1 25 57778 0.0351 0.2738 -0.45995 2017 1 26 57779 0.0337 0.2748 -0.46085 2017 1 27 57780 0.0323 0.2759 -0.46172 2017 1 28 57781 0.0309 0.2769 -0.46269 2017 1 29 57782 0.0295 0.2781 -0.46375 2017 1 30 57783 0.0282 0.2792 -0.46489 2017 1 31 57784 0.0269 0.2803 -0.46614 2017 2 1 57785 0.0256 0.2815 -0.46739 2017 2 2 57786 0.0243 0.2827 -0.46864 2017 2 3 57787 0.0230 0.2839 -0.46989 2017 2 4 57788 0.0218 0.2851 -0.47105 2017 2 5 57789 0.0206 0.2863 -0.47218 2017 2 6 57790 0.0194 0.2876 -0.47318 2017 2 7 57791 0.0183 0.2889 -0.47411 2017 2 8 57792 0.0172 0.2901 -0.47499 2017 2 9 57793 0.0161 0.2915 -0.47585 2017 2 10 57794 0.0150 0.2928 -0.47678 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) 57407 -94.51 0.30 -9.47 0.04 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 57407 -0.085 0.119 -0.076 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).