********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 22 November 2007 Vol. XX 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 14 June 2007 at 0000 UTC Beginning 1 January 2006: TAI-UTC(BIPM) = 33.000 000 seconds ________________________________________________________________________ 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 7 11 16 54420 .00787 .00009 .19603 .00010 -.224436 .000007 7 11 17 54421 .00456 .00009 .19642 .00010 -.225433 .000007 7 11 18 54422 .00135 .00009 .19703 .00010 -.226706 .000007 7 11 19 54423 -.00157 .00009 .19810 .00010 -.228282 .000007 7 11 20 54424 -.00428 .00009 .19937 .00010 -.230115 .000007 7 11 21 54425 -.00694 .00009 .20073 .00009 -.232099 .000048 7 11 22 54426 -.00956 .00009 .20217 .00009 -.234063 .000057 _______________________________________________________________________ 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 = .0572 + .0167 cos A - .0976 sin A - .0746 cos C - .0677 sin C y = .3587 - .0928 cos A - .0189 sin A - .0677 cos C + .0746 sin C UT1-UTC = -.2430 - .00090 (MJD - 54434) - (UT2-UT1) where A = 2*pi*(MJD-54426)/365.25 and C = 2*pi*(MJD-54426)/435. TAI-UTC(MJD 54427) = 33.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-54426)**0.80 S t = 0.00025 (MJD-54426)**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) 2007 11 23 54427 -0.0123 0.2036 -0.23586 2007 11 24 54428 -0.0150 0.2050 -0.23736 2007 11 25 54429 -0.0178 0.2063 -0.23856 2007 11 26 54430 -0.0205 0.2077 -0.23953 2007 11 27 54431 -0.0232 0.2090 -0.24042 2007 11 28 54432 -0.0259 0.2105 -0.24135 2007 11 29 54433 -0.0285 0.2119 -0.24242 2007 11 30 54434 -0.0311 0.2135 -0.24369 2007 12 1 54435 -0.0336 0.2150 -0.24510 2007 12 2 54436 -0.0361 0.2166 -0.24662 2007 12 3 54437 -0.0386 0.2182 -0.24819 2007 12 4 54438 -0.0411 0.2199 -0.24973 2007 12 5 54439 -0.0436 0.2215 -0.25114 2007 12 6 54440 -0.0460 0.2233 -0.25236 2007 12 7 54441 -0.0484 0.2250 -0.25335 2007 12 8 54442 -0.0508 0.2268 -0.25410 2007 12 9 54443 -0.0531 0.2286 -0.25463 2007 12 10 54444 -0.0554 0.2305 -0.25500 2007 12 11 54445 -0.0577 0.2323 -0.25532 2007 12 12 54446 -0.0600 0.2343 -0.25565 2007 12 13 54447 -0.0622 0.2362 -0.25606 2007 12 14 54448 -0.0644 0.2382 -0.25663 2007 12 15 54449 -0.0665 0.2402 -0.25740 2007 12 16 54450 -0.0687 0.2423 -0.25839 2007 12 17 54451 -0.0707 0.2444 -0.25956 2007 12 18 54452 -0.0728 0.2465 -0.26081 2007 12 19 54453 -0.0748 0.2486 -0.26205 2007 12 20 54454 -0.0768 0.2508 -0.26312 2007 12 21 54455 -0.0788 0.2530 -0.26395 2007 12 22 54456 -0.0807 0.2552 -0.26452 2007 12 23 54457 -0.0826 0.2575 -0.26486 2007 12 24 54458 -0.0844 0.2598 -0.26510 2007 12 25 54459 -0.0863 0.2621 -0.26538 2007 12 26 54460 -0.0880 0.2645 -0.26581 2007 12 27 54461 -0.0898 0.2668 -0.26645 2007 12 28 54462 -0.0915 0.2692 -0.26728 2007 12 29 54463 -0.0931 0.2717 -0.26824 2007 12 30 54464 -0.0947 0.2741 -0.26925 2007 12 31 54465 -0.0963 0.2766 -0.27024 2008 1 1 54466 -0.0979 0.2791 -0.27113 2008 1 2 54467 -0.0994 0.2816 -0.27188 2008 1 3 54468 -0.1008 0.2842 -0.27245 2008 1 4 54469 -0.1022 0.2867 -0.27286 2008 1 5 54470 -0.1036 0.2893 -0.27311 2008 1 6 54471 -0.1050 0.2919 -0.27326 2008 1 7 54472 -0.1062 0.2946 -0.27338 2008 1 8 54473 -0.1075 0.2972 -0.27355 2008 1 9 54474 -0.1087 0.2999 -0.27384 2008 1 10 54475 -0.1099 0.3026 -0.27433 2008 1 11 54476 -0.1110 0.3053 -0.27506 2008 1 12 54477 -0.1120 0.3080 -0.27604 2008 1 13 54478 -0.1131 0.3107 -0.27721 2008 1 14 54479 -0.1141 0.3135 -0.27850 2008 1 15 54480 -0.1150 0.3163 -0.27978 2008 1 16 54481 -0.1159 0.3190 -0.28093 2008 1 17 54482 -0.1167 0.3218 -0.28185 2008 1 18 54483 -0.1175 0.3247 -0.28251 2008 1 19 54484 -0.1183 0.3275 -0.28294 2008 1 20 54485 -0.1190 0.3303 -0.28325 2008 1 21 54486 -0.1196 0.3332 -0.28356 2008 1 22 54487 -0.1202 0.3360 -0.28400 2008 1 23 54488 -0.1208 0.3389 -0.28465 2008 1 24 54489 -0.1213 0.3417 -0.28552 2008 1 25 54490 -0.1218 0.3446 -0.28657 2008 1 26 54491 -0.1222 0.3475 -0.28772 2008 1 27 54492 -0.1226 0.3504 -0.28887 2008 1 28 54493 -0.1229 0.3533 -0.28995 2008 1 29 54494 -0.1232 0.3562 -0.29089 2008 1 30 54495 -0.1234 0.3591 -0.29165 2008 1 31 54496 -0.1236 0.3620 -0.29224 2008 2 1 54497 -0.1237 0.3649 -0.29267 2008 2 2 54498 -0.1238 0.3678 -0.29298 2008 2 3 54499 -0.1238 0.3708 -0.29323 2008 2 4 54500 -0.1238 0.3737 -0.29351 2008 2 5 54501 -0.1238 0.3766 -0.29390 2008 2 6 54502 -0.1236 0.3795 -0.29448 2008 2 7 54503 -0.1235 0.3824 -0.29532 2008 2 8 54504 -0.1233 0.3853 -0.29643 2008 2 9 54505 -0.1230 0.3882 -0.29778 2008 2 10 54506 -0.1227 0.3911 -0.29929 2008 2 11 54507 -0.1223 0.3940 -0.30082 2008 2 12 54508 -0.1219 0.3969 -0.30225 2008 2 13 54509 -0.1215 0.3998 -0.30348 2008 2 14 54510 -0.1210 0.4027 -0.30446 2008 2 15 54511 -0.1204 0.4056 -0.30522 2008 2 16 54512 -0.1198 0.4084 -0.30584 2008 2 17 54513 -0.1192 0.4113 -0.30644 2008 2 18 54514 -0.1185 0.4141 -0.30714 2008 2 19 54515 -0.1177 0.4170 -0.30804 2008 2 20 54516 -0.1169 0.4198 -0.30918 2008 2 21 54517 -0.1161 0.4226 -0.31054 2008 2 22 54518 -0.1152 0.4254 -0.31204 2008 2 23 54519 -0.1143 0.4282 -0.31360 2008 2 24 54520 -0.1133 0.4309 -0.31511 2008 2 25 54521 -0.1123 0.4337 -0.31650 2008 2 26 54522 -0.1112 0.4364 -0.31772 2008 2 27 54523 -0.1101 0.4391 -0.31876 2008 2 28 54524 -0.1089 0.4418 -0.31963 2008 2 29 54525 -0.1077 0.4445 -0.32037 2008 3 1 54526 -0.1064 0.4472 -0.32103 2008 3 2 54527 -0.1051 0.4498 -0.32169 2008 3 3 54528 -0.1038 0.4524 -0.32242 2008 3 4 54529 -0.1024 0.4550 -0.32332 2008 3 5 54530 -0.1009 0.4576 -0.32446 2008 3 6 54531 -0.0995 0.4602 -0.32589 2008 3 7 54532 -0.0979 0.4627 -0.32759 2008 3 8 54533 -0.0964 0.4652 -0.32950 2008 3 9 54534 -0.0947 0.4677 -0.33150 2008 3 10 54535 -0.0931 0.4702 -0.33335 2008 3 11 54536 -0.0914 0.4726 -0.33499 2008 3 12 54537 -0.0897 0.4750 -0.33636 2008 3 13 54538 -0.0879 0.4774 -0.33746 2008 3 14 54539 -0.0860 0.4798 -0.33837 2008 3 15 54540 -0.0842 0.4821 -0.33920 2008 3 16 54541 -0.0823 0.4844 -0.34010 2008 3 17 54542 -0.0803 0.4867 -0.34115 2008 3 18 54543 -0.0784 0.4889 -0.34241 2008 3 19 54544 -0.0763 0.4911 -0.34388 2008 3 20 54545 -0.0743 0.4933 -0.34551 2008 3 21 54546 -0.0722 0.4955 -0.34722 2008 3 22 54547 -0.0701 0.4976 -0.34892 2008 3 23 54548 -0.0679 0.4997 -0.35053 2008 3 24 54549 -0.0657 0.5017 -0.35197 2008 3 25 54550 -0.0634 0.5037 -0.35323 2008 3 26 54551 -0.0612 0.5057 -0.35430 2008 3 27 54552 -0.0588 0.5077 -0.35522 2008 3 28 54553 -0.0565 0.5096 -0.35602 2008 3 29 54554 -0.0541 0.5114 -0.35678 2008 3 30 54555 -0.0517 0.5133 -0.35758 2008 3 31 54556 -0.0493 0.5151 -0.35849 2008 4 1 54557 -0.0468 0.5169 -0.35959 2008 4 2 54558 -0.0443 0.5186 -0.36094 2008 4 3 54559 -0.0418 0.5203 -0.36257 2008 4 4 54560 -0.0392 0.5219 -0.36444 2008 4 5 54561 -0.0366 0.5235 -0.36645 2008 4 6 54562 -0.0340 0.5251 -0.36846 2008 4 7 54563 -0.0313 0.5266 -0.37033 2008 4 8 54564 -0.0287 0.5281 -0.37192 2008 4 9 54565 -0.0260 0.5296 -0.37321 2008 4 10 54566 -0.0232 0.5310 -0.37426 2008 4 11 54567 -0.0205 0.5323 -0.37517 2008 4 12 54568 -0.0177 0.5337 -0.37610 2008 4 13 54569 -0.0149 0.5349 -0.37716 2008 4 14 54570 -0.0121 0.5362 -0.37840 2008 4 15 54571 -0.0092 0.5374 -0.37983 2008 4 16 54572 -0.0064 0.5385 -0.38141 2008 4 17 54573 -0.0035 0.5396 -0.38307 2008 4 18 54574 -0.0006 0.5407 -0.38473 2008 4 19 54575 0.0023 0.5417 -0.38631 2008 4 20 54576 0.0053 0.5427 -0.38774 2008 4 21 54577 0.0083 0.5436 -0.38898 2008 4 22 54578 0.0112 0.5445 -0.39002 2008 4 23 54579 0.0142 0.5453 -0.39088 2008 4 24 54580 0.0172 0.5461 -0.39161 2008 4 25 54581 0.0203 0.5469 -0.39226 2008 4 26 54582 0.0233 0.5476 -0.39290 2008 4 27 54583 0.0263 0.5482 -0.39362 2008 4 28 54584 0.0294 0.5488 -0.39447 2008 4 29 54585 0.0325 0.5494 -0.39553 2008 4 30 54586 0.0356 0.5499 -0.39682 2008 5 1 54587 0.0387 0.5504 -0.39834 2008 5 2 54588 0.0418 0.5508 -0.40005 2008 5 3 54589 0.0449 0.5512 -0.40181 2008 5 4 54590 0.0480 0.5515 -0.40350 2008 5 5 54591 0.0511 0.5518 -0.40496 2008 5 6 54592 0.0543 0.5520 -0.40612 2008 5 7 54593 0.0574 0.5522 -0.40698 2008 5 8 54594 0.0605 0.5523 -0.40766 2008 5 9 54595 0.0637 0.5524 -0.40828 2008 5 10 54596 0.0668 0.5524 -0.40898 2008 5 11 54597 0.0700 0.5524 -0.40984 2008 5 12 54598 0.0731 0.5523 -0.41089 2008 5 13 54599 0.0763 0.5522 -0.41209 2008 5 14 54600 0.0794 0.5521 -0.41334 2008 5 15 54601 0.0826 0.5519 -0.41459 2008 5 16 54602 0.0857 0.5516 -0.41575 2008 5 17 54603 0.0889 0.5513 -0.41675 2008 5 18 54604 0.0920 0.5510 -0.41757 2008 5 19 54605 0.0951 0.5506 -0.41818 2008 5 20 54606 0.0983 0.5501 -0.41860 2008 5 21 54607 0.1014 0.5496 -0.41886 2008 5 22 54608 0.1045 0.5491 -0.41903 2008 5 23 54609 0.1076 0.5485 -0.41918 2008 5 24 54610 0.1107 0.5479 -0.41937 2008 5 25 54611 0.1138 0.5472 -0.41970 2008 5 26 54612 0.1169 0.5465 -0.42020 2008 5 27 54613 0.1200 0.5457 -0.42092 2008 5 28 54614 0.1230 0.5449 -0.42187 2008 5 29 54615 0.1261 0.5440 -0.42302 2008 5 30 54616 0.1291 0.5431 -0.42430 2008 5 31 54617 0.1321 0.5421 -0.42558 2008 6 1 54618 0.1351 0.5411 -0.42673 2008 6 2 54619 0.1381 0.5401 -0.42763 2008 6 3 54620 0.1410 0.5390 -0.42825 2008 6 4 54621 0.1440 0.5378 -0.42864 2008 6 5 54622 0.1469 0.5367 -0.42891 2008 6 6 54623 0.1498 0.5354 -0.42922 2008 6 7 54624 0.1527 0.5342 -0.42967 2008 6 8 54625 0.1556 0.5328 -0.43034 2008 6 9 54626 0.1584 0.5315 -0.43118 2008 6 10 54627 0.1613 0.5301 -0.43214 2008 6 11 54628 0.1641 0.5286 -0.43312 2008 6 12 54629 0.1669 0.5271 -0.43404 2008 6 13 54630 0.1696 0.5256 -0.43484 2008 6 14 54631 0.1723 0.5240 -0.43547 2008 6 15 54632 0.1750 0.5224 -0.43593 2008 6 16 54633 0.1777 0.5208 -0.43621 2008 6 17 54634 0.1804 0.5191 -0.43634 2008 6 18 54635 0.1830 0.5173 -0.43637 2008 6 19 54636 0.1856 0.5155 -0.43635 2008 6 20 54637 0.1882 0.5137 -0.43633 2008 6 21 54638 0.1907 0.5119 -0.43637 2008 6 22 54639 0.1932 0.5100 -0.43650 2008 6 23 54640 0.1957 0.5080 -0.43676 2008 6 24 54641 0.1981 0.5061 -0.43718 2008 6 25 54642 0.2005 0.5041 -0.43774 2008 6 26 54643 0.2029 0.5020 -0.43841 2008 6 27 54644 0.2053 0.5000 -0.43910 2008 6 28 54645 0.2076 0.4978 -0.43967 2008 6 29 54646 0.2098 0.4957 -0.44001 2008 6 30 54647 0.2121 0.4935 -0.44005 2008 7 1 54648 0.2143 0.4913 -0.43983 2008 7 2 54649 0.2164 0.4890 -0.43945 2008 7 3 54650 0.2186 0.4868 -0.43905 2008 7 4 54651 0.2207 0.4845 -0.43877 2008 7 5 54652 0.2227 0.4821 -0.43867 2008 7 6 54653 0.2247 0.4797 -0.43877 2008 7 7 54654 0.2267 0.4773 -0.43903 2008 7 8 54655 0.2286 0.4749 -0.43940 2008 7 9 54656 0.2305 0.4724 -0.43973 2008 7 10 54657 0.2324 0.4699 -0.43992 2008 7 11 54658 0.2342 0.4674 -0.43993 2008 7 12 54659 0.2359 0.4649 -0.43980 2008 7 13 54660 0.2377 0.4623 -0.43952 2008 7 14 54661 0.2393 0.4597 -0.43910 2008 7 15 54662 0.2410 0.4571 -0.43858 2008 7 16 54663 0.2426 0.4544 -0.43798 2008 7 17 54664 0.2441 0.4518 -0.43739 2008 7 18 54665 0.2456 0.4491 -0.43694 2008 7 19 54666 0.2471 0.4463 -0.43665 2008 7 20 54667 0.2485 0.4436 -0.43667 2008 7 21 54668 0.2499 0.4408 -0.43700 2008 7 22 54669 0.2512 0.4381 -0.43756 2008 7 23 54670 0.2525 0.4353 -0.43827 2008 7 24 54671 0.2537 0.4324 -0.43895 2008 7 25 54672 0.2549 0.4296 -0.43945 2008 7 26 54673 0.2560 0.4268 -0.43972 2008 7 27 54674 0.2571 0.4239 -0.43969 2008 7 28 54675 0.2581 0.4210 -0.43936 2008 7 29 54676 0.2591 0.4181 -0.43880 2008 7 30 54677 0.2600 0.4152 -0.43813 2008 7 31 54678 0.2609 0.4123 -0.43747 2008 8 1 54679 0.2618 0.4093 -0.43703 2008 8 2 54680 0.2625 0.4064 -0.43687 2008 8 3 54681 0.2633 0.4034 -0.43695 2008 8 4 54682 0.2640 0.4004 -0.43713 2008 8 5 54683 0.2646 0.3974 -0.43733 2008 8 6 54684 0.2652 0.3944 -0.43748 2008 8 7 54685 0.2657 0.3914 -0.43747 2008 8 8 54686 0.2662 0.3884 -0.43726 2008 8 9 54687 0.2667 0.3854 -0.43690 2008 8 10 54688 0.2671 0.3824 -0.43647 2008 8 11 54689 0.2674 0.3794 -0.43593 2008 8 12 54690 0.2677 0.3763 -0.43525 2008 8 13 54691 0.2679 0.3733 -0.43452 2008 8 14 54692 0.2681 0.3702 -0.43384 2008 8 15 54693 0.2682 0.3672 -0.43325 2008 8 16 54694 0.2683 0.3642 -0.43284 2008 8 17 54695 0.2683 0.3611 -0.43270 2008 8 18 54696 0.2683 0.3581 -0.43285 2008 8 19 54697 0.2682 0.3550 -0.43320 2008 8 20 54698 0.2681 0.3520 -0.43363 2008 8 21 54699 0.2679 0.3490 -0.43402 2008 8 22 54700 0.2677 0.3459 -0.43427 2008 8 23 54701 0.2674 0.3429 -0.43432 2008 8 24 54702 0.2670 0.3399 -0.43411 2008 8 25 54703 0.2667 0.3369 -0.43365 2008 8 26 54704 0.2662 0.3339 -0.43311 2008 8 27 54705 0.2657 0.3309 -0.43263 2008 8 28 54706 0.2652 0.3279 -0.43230 2008 8 29 54707 0.2646 0.3249 -0.43223 2008 8 30 54708 0.2640 0.3219 -0.43241 2008 8 31 54709 0.2633 0.3189 -0.43281 2008 9 1 54710 0.2625 0.3160 -0.43333 2008 9 2 54711 0.2617 0.3130 -0.43384 2008 9 3 54712 0.2609 0.3101 -0.43424 2008 9 4 54713 0.2600 0.3072 -0.43443 2008 9 5 54714 0.2591 0.3043 -0.43441 2008 9 6 54715 0.2581 0.3014 -0.43412 2008 9 7 54716 0.2570 0.2986 -0.43370 2008 9 8 54717 0.2559 0.2957 -0.43324 2008 9 9 54718 0.2548 0.2929 -0.43278 2008 9 10 54719 0.2536 0.2900 -0.43243 2008 9 11 54720 0.2524 0.2873 -0.43223 2008 9 12 54721 0.2511 0.2845 -0.43236 2008 9 13 54722 0.2498 0.2817 -0.43287 2008 9 14 54723 0.2484 0.2790 -0.43378 2008 9 15 54724 0.2470 0.2763 -0.43499 2008 9 16 54725 0.2455 0.2736 -0.43639 2008 9 17 54726 0.2440 0.2709 -0.43784 2008 9 18 54727 0.2424 0.2683 -0.43918 2008 9 19 54728 0.2408 0.2656 -0.44030 2008 9 20 54729 0.2392 0.2630 -0.44121 2008 9 21 54730 0.2375 0.2605 -0.44196 2008 9 22 54731 0.2358 0.2579 -0.44263 2008 9 23 54732 0.2340 0.2554 -0.44335 2008 9 24 54733 0.2321 0.2529 -0.44423 2008 9 25 54734 0.2303 0.2505 -0.44538 2008 9 26 54735 0.2284 0.2481 -0.44680 2008 9 27 54736 0.2264 0.2457 -0.44843 2008 9 28 54737 0.2244 0.2433 -0.45019 2008 9 29 54738 0.2224 0.2410 -0.45198 2008 9 30 54739 0.2203 0.2386 -0.45368 2008 10 1 54740 0.2182 0.2364 -0.45523 2008 10 2 54741 0.2161 0.2341 -0.45660 2008 10 3 54742 0.2139 0.2319 -0.45779 2008 10 4 54743 0.2116 0.2298 -0.45877 2008 10 5 54744 0.2094 0.2276 -0.45966 2008 10 6 54745 0.2071 0.2255 -0.46049 2008 10 7 54746 0.2048 0.2235 -0.46130 2008 10 8 54747 0.2024 0.2214 -0.46220 2008 10 9 54748 0.2000 0.2194 -0.46329 2008 10 10 54749 0.1975 0.2175 -0.46461 2008 10 11 54750 0.1951 0.2156 -0.46611 2008 10 12 54751 0.1926 0.2137 -0.46785 2008 10 13 54752 0.1900 0.2118 -0.46980 2008 10 14 54753 0.1874 0.2100 -0.47172 2008 10 15 54754 0.1848 0.2083 -0.47354 2008 10 16 54755 0.1822 0.2066 -0.47517 2008 10 17 54756 0.1796 0.2049 -0.47650 2008 10 18 54757 0.1769 0.2032 -0.47751 2008 10 19 54758 0.1741 0.2017 -0.47838 2008 10 20 54759 0.1714 0.2001 -0.47918 2008 10 21 54760 0.1686 0.1986 -0.48004 2008 10 22 54761 0.1658 0.1971 -0.48106 2008 10 23 54762 0.1630 0.1957 -0.48229 2008 10 24 54763 0.1602 0.1943 -0.48370 2008 10 25 54764 0.1573 0.1930 -0.48518 2008 10 26 54765 0.1544 0.1917 -0.48676 2008 10 27 54766 0.1515 0.1904 -0.48829 2008 10 28 54767 0.1485 0.1892 -0.48972 2008 10 29 54768 0.1456 0.1881 -0.49099 2008 10 30 54769 0.1426 0.1870 -0.49206 2008 10 31 54770 0.1396 0.1859 -0.49294 2008 11 1 54771 0.1366 0.1849 -0.49358 2008 11 2 54772 0.1335 0.1839 -0.49414 2008 11 3 54773 0.1305 0.1830 -0.49470 2008 11 4 54774 0.1274 0.1821 -0.49532 2008 11 5 54775 0.1243 0.1813 -0.49608 2008 11 6 54776 0.1212 0.1805 -0.49703 2008 11 7 54777 0.1181 0.1798 -0.49820 2008 11 8 54778 0.1150 0.1791 -0.49956 2008 11 9 54779 0.1119 0.1784 -0.50114 2008 11 10 54780 0.1087 0.1779 -0.50284 2008 11 11 54781 0.1056 0.1773 -0.50448 2008 11 12 54782 0.1024 0.1768 -0.50593 2008 11 13 54783 0.0992 0.1764 -0.50719 2008 11 14 54784 0.0961 0.1760 -0.50821 2008 11 15 54785 0.0929 0.1756 -0.50897 2008 11 16 54786 0.0897 0.1753 -0.50974 2008 11 17 54787 0.0865 0.1751 -0.51063 2008 11 18 54788 0.0833 0.1749 -0.51170 2008 11 19 54789 0.0800 0.1747 -0.51301 2008 11 20 54790 0.0768 0.1746 -0.51450 2008 11 21 54791 0.0736 0.1746 -0.51607 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) 54405 -64.83 .31 -5.11 .10 54406 -64.52 .31 -5.07 .10 54407 -64.31 .40 -4.75 .10 54408 -64.23 .74 -4.36 .13 54409 -64.14 .74 -4.10 .13 54410 -63.97 .74 -3.96 .13 54411 -63.80 .25 -3.87 .13 54412 -63.72 .25 -3.86 .13 54413 -63.73 .25 -4.05 .13 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 54405 -0.095 0.123 -0.148 0.100 54406 -0.095 0.123 -0.143 0.100 54407 -0.092 0.159 -0.134 0.100 54408 -0.102 0.294 -0.105 0.130 54409 -0.124 0.294 -0.085 0.130 54410 -0.138 0.294 -0.087 0.130 54411 -0.144 0.099 -0.100 0.130 54412 -0.153 0.099 -0.098 0.130 54413 -0.156 0.099 -0.102 0.130 The IERS Conventions recommended software to predict celestial pole offsets is available at ftp://maia.usno.navy.mil/conventions/chapter5/ ceppred.f and software for the calculation of the dX and dY with respect to IAU2000A Nutation/Precession Theory can be found at the web site in section chapter 5.