********************************************************************** * * * I E R S B U L L E T I N - A * * * * Rapid Service/Prediction of Earth Orientation * ********************************************************************** 17 August 2023 Vol. XXXVI No. 033 ______________________________________________________________________ GENERAL INFORMATION: 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 28 July 2022 at 0000 UTC Beginning 1 January 2017: TAI-UTC = 37.000 000 seconds *********************************************************************** * ANNOUNCEMENTS: * * * * NO leap second will be introduced at the end of December 2023. * * * * The primary source for IERS Rapid Service/Prediction Center (RS/PC) * * data products is the official IERS RS/PC website: * * https://maia.usno.navy.mil * * * * IERS RS/PC products are also available from: * * NASA CDDIS: https://cddis.nasa.gov/archive/products/iers/ * * NASA CDDIS: ftps://gdc.cddis.eosdis.nasa.gov/products/iers/ * * IERS Central Bureau: https://datacenter.iers.org/eop.php * * * * Questions about IERS RS/PC products can be emailed to: * * eopcp@us.navy.mil * * * * 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 23 8 11 60167 0.27899 .00009 0.45662 .00009 -0.011713 0.000012 23 8 12 60168 0.27996 .00009 0.45465 .00009 -0.010559 0.000013 23 8 13 60169 0.28085 .00009 0.45265 .00009 -0.009378 0.000013 23 8 14 60170 0.28181 .00009 0.45070 .00009 -0.008225 0.000016 23 8 15 60171 0.28277 .00009 0.44888 .00009 -0.007154 0.000016 23 8 16 60172 0.28354 .00009 0.44705 .00009 -0.006239 0.000016 23 8 17 60173 0.28419 .00009 0.44521 .00009 -0.005558 0.000018 _______________________________________________________________________ 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 = 0.1386 + 0.0870 cos A + 0.0461 sin A + 0.0599 cos C + 0.0493 sin C y = 0.3514 + 0.0466 cos A - 0.0785 sin A + 0.0493 cos C - 0.0599 sin C UT1-UTC = -0.0402 + 0.00008 (MJD - 60181) - (UT2-UT1) where A = 2*pi*(MJD-60173)/365.25 and C = 2*pi*(MJD-60173)/435. TAI-UTC(MJD 60174) = 37.0 The accuracy may be estimated from the expressions: S x,y = 0.00068 (MJD-60173)**0.80 S t = 0.00025 (MJD-60173)**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) 2023 8 18 60174 0.2850 0.4432 -0.00505 2023 8 19 60175 0.2859 0.4412 -0.00466 2023 8 20 60176 0.2869 0.4390 -0.00434 2023 8 21 60177 0.2880 0.4369 -0.00404 2023 8 22 60178 0.2890 0.4347 -0.00370 2023 8 23 60179 0.2901 0.4324 -0.00323 2023 8 24 60180 0.2911 0.4302 -0.00258 2023 8 25 60181 0.2921 0.4279 -0.00176 2023 8 26 60182 0.2930 0.4256 -0.00078 2023 8 27 60183 0.2938 0.4233 0.00023 2023 8 28 60184 0.2946 0.4209 0.00116 2023 8 29 60185 0.2954 0.4186 0.00185 2023 8 30 60186 0.2961 0.4162 0.00219 2023 8 31 60187 0.2969 0.4138 0.00216 2023 9 1 60188 0.2976 0.4114 0.00183 2023 9 2 60189 0.2982 0.4090 0.00135 2023 9 3 60190 0.2989 0.4066 0.00089 2023 9 4 60191 0.2995 0.4041 0.00060 2023 9 5 60192 0.3001 0.4017 0.00056 2023 9 6 60193 0.3006 0.3992 0.00078 2023 9 7 60194 0.3011 0.3968 0.00121 2023 9 8 60195 0.3016 0.3943 0.00176 2023 9 9 60196 0.3020 0.3918 0.00236 2023 9 10 60197 0.3023 0.3894 0.00291 2023 9 11 60198 0.3026 0.3869 0.00336 2023 9 12 60199 0.3029 0.3844 0.00363 2023 9 13 60200 0.3032 0.3820 0.00371 2023 9 14 60201 0.3033 0.3795 0.00360 2023 9 15 60202 0.3035 0.3770 0.00333 2023 9 16 60203 0.3036 0.3746 0.00296 2023 9 17 60204 0.3037 0.3721 0.00255 2023 9 18 60205 0.3037 0.3696 0.00217 2023 9 19 60206 0.3037 0.3671 0.00190 2023 9 20 60207 0.3036 0.3647 0.00177 2023 9 21 60208 0.3035 0.3622 0.00182 2023 9 22 60209 0.3034 0.3597 0.00202 2023 9 23 60210 0.3032 0.3573 0.00231 2023 9 24 60211 0.3030 0.3548 0.00260 2023 9 25 60212 0.3027 0.3524 0.00275 2023 9 26 60213 0.3024 0.3500 0.00262 2023 9 27 60214 0.3021 0.3475 0.00215 2023 9 28 60215 0.3017 0.3451 0.00133 2023 9 29 60216 0.3012 0.3427 0.00029 2023 9 30 60217 0.3008 0.3403 -0.00082 2023 10 1 60218 0.3003 0.3379 -0.00180 2023 10 2 60219 0.2997 0.3355 -0.00252 2023 10 3 60220 0.2991 0.3331 -0.00295 2023 10 4 60221 0.2985 0.3307 -0.00310 2023 10 5 60222 0.2978 0.3284 -0.00305 2023 10 6 60223 0.2971 0.3260 -0.00290 2023 10 7 60224 0.2963 0.3237 -0.00274 2023 10 8 60225 0.2955 0.3214 -0.00264 2023 10 9 60226 0.2947 0.3191 -0.00269 2023 10 10 60227 0.2938 0.3168 -0.00290 2023 10 11 60228 0.2929 0.3145 -0.00331 2023 10 12 60229 0.2920 0.3122 -0.00390 2023 10 13 60230 0.2910 0.3100 -0.00463 2023 10 14 60231 0.2900 0.3078 -0.00545 2023 10 15 60232 0.2889 0.3056 -0.00628 2023 10 16 60233 0.2878 0.3034 -0.00704 2023 10 17 60234 0.2867 0.3012 -0.00766 2023 10 18 60235 0.2855 0.2990 -0.00810 2023 10 19 60236 0.2843 0.2969 -0.00835 2023 10 20 60237 0.2831 0.2948 -0.00847 2023 10 21 60238 0.2818 0.2927 -0.00854 2023 10 22 60239 0.2805 0.2906 -0.00869 2023 10 23 60240 0.2792 0.2885 -0.00903 2023 10 24 60241 0.2778 0.2865 -0.00966 2023 10 25 60242 0.2764 0.2845 -0.01060 2023 10 26 60243 0.2750 0.2825 -0.01178 2023 10 27 60244 0.2735 0.2806 -0.01308 2023 10 28 60245 0.2720 0.2786 -0.01432 2023 10 29 60246 0.2705 0.2767 -0.01536 2023 10 30 60247 0.2689 0.2748 -0.01610 2023 10 31 60248 0.2673 0.2730 -0.01653 2023 11 1 60249 0.2657 0.2711 -0.01671 2023 11 2 60250 0.2641 0.2693 -0.01671 2023 11 3 60251 0.2624 0.2675 -0.01666 2023 11 4 60252 0.2607 0.2658 -0.01662 2023 11 5 60253 0.2589 0.2640 -0.01668 2023 11 6 60254 0.2572 0.2623 -0.01688 2023 11 7 60255 0.2554 0.2607 -0.01725 2023 11 8 60256 0.2536 0.2590 -0.01777 2023 11 9 60257 0.2517 0.2574 -0.01841 2023 11 10 60258 0.2499 0.2558 -0.01914 2023 11 11 60259 0.2480 0.2543 -0.01986 2023 11 12 60260 0.2461 0.2527 -0.02052 2023 11 13 60261 0.2441 0.2512 -0.02103 2023 11 14 60262 0.2422 0.2498 -0.02134 2023 11 15 60263 0.2402 0.2483 -0.02143 2023 11 16 60264 0.2382 0.2469 -0.02136 2023 11 17 60265 0.2362 0.2456 -0.02121 2023 11 18 60266 0.2341 0.2442 -0.02109 2023 11 19 60267 0.2321 0.2429 -0.02114 2023 11 20 60268 0.2300 0.2417 -0.02143 2023 11 21 60269 0.2279 0.2404 -0.02200 2023 11 22 60270 0.2258 0.2392 -0.02281 2023 11 23 60271 0.2236 0.2381 -0.02376 2023 11 24 60272 0.2215 0.2369 -0.02471 2023 11 25 60273 0.2193 0.2358 -0.02551 2023 11 26 60274 0.2171 0.2348 -0.02607 2023 11 27 60275 0.2149 0.2337 -0.02633 2023 11 28 60276 0.2127 0.2327 -0.02632 2023 11 29 60277 0.2105 0.2318 -0.02610 2023 11 30 60278 0.2083 0.2308 -0.02578 2023 12 1 60279 0.2060 0.2299 -0.02546 2023 12 2 60280 0.2038 0.2291 -0.02520 2023 12 3 60281 0.2015 0.2283 -0.02507 2023 12 4 60282 0.1992 0.2275 -0.02518 2023 12 5 60283 0.1969 0.2267 -0.02545 2023 12 6 60284 0.1946 0.2260 -0.02585 2023 12 7 60285 0.1923 0.2254 -0.02635 2023 12 8 60286 0.1900 0.2247 -0.02687 2023 12 9 60287 0.1877 0.2241 -0.02736 2023 12 10 60288 0.1853 0.2236 -0.02774 2023 12 11 60289 0.1830 0.2230 -0.02794 2023 12 12 60290 0.1806 0.2225 -0.02793 2023 12 13 60291 0.1783 0.2221 -0.02773 2023 12 14 60292 0.1760 0.2217 -0.02742 2023 12 15 60293 0.1736 0.2213 -0.02710 2023 12 16 60294 0.1712 0.2209 -0.02692 2023 12 17 60295 0.1689 0.2206 -0.02698 2023 12 18 60296 0.1665 0.2204 -0.02731 2023 12 19 60297 0.1642 0.2201 -0.02788 2023 12 20 60298 0.1618 0.2199 -0.02860 2023 12 21 60299 0.1594 0.2198 -0.02933 2023 12 22 60300 0.1571 0.2197 -0.02993 2023 12 23 60301 0.1547 0.2196 -0.03032 2023 12 24 60302 0.1524 0.2195 -0.03044 2023 12 25 60303 0.1500 0.2195 -0.03029 2023 12 26 60304 0.1477 0.2195 -0.02994 2023 12 27 60305 0.1454 0.2196 -0.02947 2023 12 28 60306 0.1430 0.2197 -0.02896 2023 12 29 60307 0.1407 0.2198 -0.02852 2023 12 30 60308 0.1384 0.2200 -0.02819 2023 12 31 60309 0.1361 0.2202 -0.02803 2024 1 1 60310 0.1337 0.2205 -0.02803 2024 1 2 60311 0.1314 0.2208 -0.02817 2024 1 3 60312 0.1292 0.2211 -0.02842 2024 1 4 60313 0.1269 0.2214 -0.02872 2024 1 5 60314 0.1246 0.2218 -0.02901 2024 1 6 60315 0.1223 0.2222 -0.02921 2024 1 7 60316 0.1201 0.2227 -0.02927 2024 1 8 60317 0.1179 0.2232 -0.02915 2024 1 9 60318 0.1156 0.2237 -0.02884 2024 1 10 60319 0.1134 0.2243 -0.02839 2024 1 11 60320 0.1112 0.2249 -0.02792 2024 1 12 60321 0.1091 0.2255 -0.02755 2024 1 13 60322 0.1069 0.2262 -0.02742 2024 1 14 60323 0.1047 0.2269 -0.02761 2024 1 15 60324 0.1026 0.2276 -0.02808 2024 1 16 60325 0.1005 0.2284 -0.02874 2024 1 17 60326 0.0984 0.2292 -0.02944 2024 1 18 60327 0.0963 0.2300 -0.03004 2024 1 19 60328 0.0943 0.2309 -0.03041 2024 1 20 60329 0.0922 0.2318 -0.03052 2024 1 21 60330 0.0902 0.2327 -0.03037 2024 1 22 60331 0.0882 0.2337 -0.03000 2024 1 23 60332 0.0862 0.2347 -0.02951 2024 1 24 60333 0.0842 0.2357 -0.02898 2024 1 25 60334 0.0823 0.2367 -0.02850 2024 1 26 60335 0.0804 0.2378 -0.02814 2024 1 27 60336 0.0785 0.2389 -0.02794 2024 1 28 60337 0.0766 0.2401 -0.02792 2024 1 29 60338 0.0747 0.2412 -0.02805 2024 1 30 60339 0.0729 0.2424 -0.02832 2024 1 31 60340 0.0711 0.2436 -0.02865 2024 2 1 60341 0.0693 0.2449 -0.02898 2024 2 2 60342 0.0676 0.2462 -0.02926 2024 2 3 60343 0.0659 0.2475 -0.02942 2024 2 4 60344 0.0642 0.2488 -0.02942 2024 2 5 60345 0.0625 0.2502 -0.02925 2024 2 6 60346 0.0608 0.2516 -0.02893 2024 2 7 60347 0.0592 0.2530 -0.02856 2024 2 8 60348 0.0576 0.2544 -0.02825 2024 2 9 60349 0.0561 0.2559 -0.02816 2024 2 10 60350 0.0545 0.2573 -0.02840 2024 2 11 60351 0.0530 0.2588 -0.02899 2024 2 12 60352 0.0516 0.2604 -0.02986 2024 2 13 60353 0.0501 0.2619 -0.03087 2024 2 14 60354 0.0487 0.2635 -0.03182 2024 2 15 60355 0.0473 0.2651 -0.03257 2024 2 16 60356 0.0459 0.2667 -0.03304 2024 2 17 60357 0.0446 0.2683 -0.03323 2024 2 18 60358 0.0433 0.2700 -0.03318 2024 2 19 60359 0.0421 0.2717 -0.03300 2024 2 20 60360 0.0408 0.2734 -0.03276 2024 2 21 60361 0.0396 0.2751 -0.03254 2024 2 22 60362 0.0385 0.2768 -0.03242 2024 2 23 60363 0.0373 0.2785 -0.03243 2024 2 24 60364 0.0362 0.2803 -0.03260 2024 2 25 60365 0.0352 0.2821 -0.03291 2024 2 26 60366 0.0341 0.2839 -0.03334 2024 2 27 60367 0.0332 0.2857 -0.03386 2024 2 28 60368 0.0322 0.2875 -0.03440 2024 2 29 60369 0.0313 0.2893 -0.03490 2024 3 1 60370 0.0304 0.2912 -0.03530 2024 3 2 60371 0.0295 0.2931 -0.03555 2024 3 3 60372 0.0287 0.2949 -0.03563 2024 3 4 60373 0.0279 0.2968 -0.03553 2024 3 5 60374 0.0271 0.2987 -0.03531 2024 3 6 60375 0.0264 0.3007 -0.03508 2024 3 7 60376 0.0257 0.3026 -0.03498 2024 3 8 60377 0.0251 0.3045 -0.03514 2024 3 9 60378 0.0244 0.3064 -0.03565 2024 3 10 60379 0.0239 0.3084 -0.03649 2024 3 11 60380 0.0233 0.3104 -0.03753 2024 3 12 60381 0.0228 0.3123 -0.03860 2024 3 13 60382 0.0223 0.3143 -0.03950 2024 3 14 60383 0.0219 0.3163 -0.04011 2024 3 15 60384 0.0215 0.3183 -0.04037 2024 3 16 60385 0.0211 0.3202 -0.04034 2024 3 17 60386 0.0208 0.3222 -0.04009 2024 3 18 60387 0.0205 0.3242 -0.03974 2024 3 19 60388 0.0202 0.3262 -0.03938 2024 3 20 60389 0.0200 0.3282 -0.03909 2024 3 21 60390 0.0198 0.3303 -0.03890 2024 3 22 60391 0.0197 0.3323 -0.03884 2024 3 23 60392 0.0196 0.3343 -0.03893 2024 3 24 60393 0.0195 0.3363 -0.03919 2024 3 25 60394 0.0194 0.3383 -0.03956 2024 3 26 60395 0.0194 0.3403 -0.03996 2024 3 27 60396 0.0194 0.3423 -0.04032 2024 3 28 60397 0.0195 0.3443 -0.04062 2024 3 29 60398 0.0196 0.3463 -0.04085 2024 3 30 60399 0.0197 0.3483 -0.04103 2024 3 31 60400 0.0199 0.3503 -0.04097 2024 4 1 60401 0.0201 0.3523 -0.04077 2024 4 2 60402 0.0204 0.3543 -0.04055 2024 4 3 60403 0.0206 0.3563 -0.04043 2024 4 4 60404 0.0209 0.3583 -0.04046 2024 4 5 60405 0.0213 0.3603 -0.04086 2024 4 6 60406 0.0217 0.3622 -0.04168 2024 4 7 60407 0.0221 0.3642 -0.04293 2024 4 8 60408 0.0225 0.3662 -0.04436 2024 4 9 60409 0.0230 0.3681 -0.04575 2024 4 10 60410 0.0235 0.3700 -0.04688 2024 4 11 60411 0.0240 0.3720 -0.04766 2024 4 12 60412 0.0246 0.3739 -0.04807 2024 4 13 60413 0.0252 0.3758 -0.04822 2024 4 14 60414 0.0259 0.3777 -0.04814 2024 4 15 60415 0.0266 0.3796 -0.04801 2024 4 16 60416 0.0273 0.3814 -0.04797 2024 4 17 60417 0.0280 0.3833 -0.04800 2024 4 18 60418 0.0288 0.3852 -0.04825 2024 4 19 60419 0.0296 0.3870 -0.04863 2024 4 20 60420 0.0304 0.3888 -0.04916 2024 4 21 60421 0.0313 0.3906 -0.04982 2024 4 22 60422 0.0322 0.3924 -0.05059 2024 4 23 60423 0.0331 0.3942 -0.05135 2024 4 24 60424 0.0341 0.3959 -0.05191 2024 4 25 60425 0.0350 0.3977 -0.05232 2024 4 26 60426 0.0361 0.3994 -0.05251 2024 4 27 60427 0.0371 0.4011 -0.05251 2024 4 28 60428 0.0382 0.4028 -0.05234 2024 4 29 60429 0.0393 0.4045 -0.05197 2024 4 30 60430 0.0404 0.4062 -0.05151 2024 5 1 60431 0.0415 0.4078 -0.05117 2024 5 2 60432 0.0427 0.4094 -0.05112 2024 5 3 60433 0.0439 0.4110 -0.05142 2024 5 4 60434 0.0452 0.4126 -0.05192 2024 5 5 60435 0.0464 0.4142 -0.05264 2024 5 6 60436 0.0477 0.4157 -0.05338 2024 5 7 60437 0.0490 0.4172 -0.05402 2024 5 8 60438 0.0503 0.4187 -0.05435 2024 5 9 60439 0.0517 0.4202 -0.05432 2024 5 10 60440 0.0531 0.4216 -0.05401 2024 5 11 60441 0.0545 0.4231 -0.05349 2024 5 12 60442 0.0559 0.4245 -0.05285 2024 5 13 60443 0.0573 0.4259 -0.05220 2024 5 14 60444 0.0588 0.4272 -0.05163 2024 5 15 60445 0.0603 0.4285 -0.05118 2024 5 16 60446 0.0618 0.4299 -0.05091 2024 5 17 60447 0.0633 0.4311 -0.05072 2024 5 18 60448 0.0649 0.4324 -0.05069 2024 5 19 60449 0.0664 0.4336 -0.05068 2024 5 20 60450 0.0680 0.4348 -0.05068 2024 5 21 60451 0.0696 0.4360 -0.05064 2024 5 22 60452 0.0712 0.4372 -0.05049 2024 5 23 60453 0.0729 0.4383 -0.05019 2024 5 24 60454 0.0745 0.4394 -0.04976 2024 5 25 60455 0.0762 0.4405 -0.04917 2024 5 26 60456 0.0779 0.4415 -0.04850 2024 5 27 60457 0.0796 0.4426 -0.04780 2024 5 28 60458 0.0813 0.4436 -0.04723 2024 5 29 60459 0.0830 0.4445 -0.04691 2024 5 30 60460 0.0848 0.4455 -0.04676 2024 5 31 60461 0.0865 0.4464 -0.04693 2024 6 1 60462 0.0883 0.4473 -0.04729 2024 6 2 60463 0.0901 0.4481 -0.04767 2024 6 3 60464 0.0918 0.4489 -0.04796 2024 6 4 60465 0.0936 0.4497 -0.04800 2024 6 5 60466 0.0955 0.4505 -0.04773 2024 6 6 60467 0.0973 0.4512 -0.04715 2024 6 7 60468 0.0991 0.4519 -0.04632 2024 6 8 60469 0.1009 0.4526 -0.04539 2024 6 9 60470 0.1028 0.4533 -0.04456 2024 6 10 60471 0.1046 0.4539 -0.04376 2024 6 11 60472 0.1065 0.4545 -0.04309 2024 6 12 60473 0.1084 0.4550 -0.04260 2024 6 13 60474 0.1102 0.4556 -0.04226 2024 6 14 60475 0.1121 0.4561 -0.04208 2024 6 15 60476 0.1140 0.4565 -0.04194 2024 6 16 60477 0.1159 0.4570 -0.04169 2024 6 17 60478 0.1178 0.4574 -0.04129 2024 6 18 60479 0.1197 0.4578 -0.04074 2024 6 19 60480 0.1215 0.4581 -0.04001 2024 6 20 60481 0.1234 0.4584 -0.03914 2024 6 21 60482 0.1253 0.4587 -0.03809 2024 6 22 60483 0.1272 0.4590 -0.03691 2024 6 23 60484 0.1291 0.4592 -0.03576 2024 6 24 60485 0.1310 0.4594 -0.03475 2024 6 25 60486 0.1329 0.4596 -0.03394 2024 6 26 60487 0.1348 0.4597 -0.03347 2024 6 27 60488 0.1367 0.4598 -0.03323 2024 6 28 60489 0.1386 0.4599 -0.03316 2024 6 29 60490 0.1405 0.4599 -0.03318 2024 6 30 60491 0.1424 0.4599 -0.03314 2024 7 1 60492 0.1442 0.4599 -0.03293 2024 7 2 60493 0.1461 0.4599 -0.03242 2024 7 3 60494 0.1480 0.4598 -0.03150 2024 7 4 60495 0.1498 0.4597 -0.03030 2024 7 5 60496 0.1517 0.4596 -0.02886 2024 7 6 60497 0.1535 0.4594 -0.02731 2024 7 7 60498 0.1554 0.4592 -0.02583 2024 7 8 60499 0.1572 0.4590 -0.02448 2024 7 9 60500 0.1590 0.4587 -0.02330 2024 7 10 60501 0.1608 0.4585 -0.02225 2024 7 11 60502 0.1626 0.4581 -0.02130 2024 7 12 60503 0.1644 0.4578 -0.02038 2024 7 13 60504 0.1662 0.4574 -0.01946 2024 7 14 60505 0.1680 0.4571 -0.01850 2024 7 15 60506 0.1698 0.4566 -0.01747 2024 7 16 60507 0.1715 0.4562 -0.01634 2024 7 17 60508 0.1732 0.4557 -0.01501 2024 7 18 60509 0.1750 0.4552 -0.01345 2024 7 19 60510 0.1767 0.4547 -0.01179 2024 7 20 60511 0.1784 0.4541 -0.01008 2024 7 21 60512 0.1800 0.4535 -0.00840 2024 7 22 60513 0.1817 0.4529 -0.00696 2024 7 23 60514 0.1834 0.4523 -0.00572 2024 7 24 60515 0.1850 0.4516 -0.00476 2024 7 25 60516 0.1866 0.4509 -0.00410 2024 7 26 60517 0.1882 0.4502 -0.00356 2024 7 27 60518 0.1898 0.4495 -0.00302 2024 7 28 60519 0.1913 0.4487 -0.00232 2024 7 29 60520 0.1929 0.4479 -0.00131 2024 7 30 60521 0.1944 0.4471 -0.00011 2024 7 31 60522 0.1959 0.4462 0.00126 2024 8 1 60523 0.1974 0.4454 0.00279 2024 8 2 60524 0.1989 0.4445 0.00428 2024 8 3 60525 0.2003 0.4436 0.00577 2024 8 4 60526 0.2018 0.4427 0.00704 2024 8 5 60527 0.2032 0.4417 0.00814 2024 8 6 60528 0.2046 0.4407 0.00901 2024 8 7 60529 0.2059 0.4397 0.00974 2024 8 8 60530 0.2073 0.4387 0.01033 2024 8 9 60531 0.2086 0.4377 0.01085 2024 8 10 60532 0.2099 0.4366 0.01137 2024 8 11 60533 0.2112 0.4355 0.01201 2024 8 12 60534 0.2124 0.4344 0.01268 2024 8 13 60535 0.2137 0.4333 0.01355 2024 8 14 60536 0.2149 0.4322 0.01461 2024 8 15 60537 0.2160 0.4310 0.01577 2024 8 16 60538 0.2172 0.4299 0.01704 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) 60151 -115.86 0.91 -9.00 0.15 60152 -116.78 0.91 -9.29 0.15 60153 -117.36 0.91 -9.47 0.15 60154 -117.49 0.85 -9.51 0.11 60155 -117.34 0.89 -9.55 0.21 60156 -117.00 0.89 -9.66 0.21 60157 -116.55 0.97 -9.67 0.32 IAU2000A Celestial Pole Offset Series MJD dX error dY error (msec. of arc) 60151 0.378 0.361 -0.176 0.153 60152 0.371 0.361 -0.167 0.153 60153 0.365 0.361 -0.167 0.153 60154 0.363 0.337 -0.179 0.114 60155 0.362 0.355 -0.202 0.211 60156 0.363 0.355 -0.232 0.211 60157 0.364 0.384 -0.265 0.319