BULLETIN B 415 1 September 2022 Contents are described in https://hpiers.obspm.fr/iers/bul/bulb_new/bulletinb.pdf 1 - DAILY FINAL VALUES OF x, y, UT1-UTC, dX, dY Angular unit is milliarcsecond (mas), time unit is millisecond (ms). Upgraded solution from March 1 2017 - consistent with ITRF 2014. DATE MJD x y UT1-UTC dX dY x err y err UT1 err dX err dY err (0 h UTC) mas mas ms mas mas mas mas ms mas mas Final values Mean formal error 0.026 0.020 0.0116 0.033 0.094 2022 7 2 59762 232.881 459.225 -67.2447 0.393 -0.073 0.025 0.021 0.0117 0.086 0.103 2022 7 3 59763 236.109 457.809 -65.9625 0.367 -0.099 0.025 0.021 0.0116 0.086 0.102 2022 7 4 59764 239.234 456.579 -64.9159 0.340 -0.125 0.025 0.021 0.0117 0.086 0.101 2022 7 5 59765 241.892 455.171 -64.1393 0.313 -0.150 0.025 0.021 0.0088 0.086 0.101 2022 7 6 59766 244.450 453.302 -63.5337 0.314 -0.154 0.026 0.021 0.0109 0.086 0.101 2022 7 7 59767 247.124 451.582 -63.0501 0.321 -0.151 0.026 0.021 0.0108 0.085 0.101 2022 7 8 59768 249.756 450.120 -62.5785 0.318 -0.142 0.026 0.021 0.0105 0.085 0.100 2022 7 9 59769 252.297 448.682 -62.0271 0.311 -0.130 0.026 0.021 0.0104 0.085 0.099 2022 7 10 59770 254.733 447.060 -61.2967 0.305 -0.118 0.027 0.021 0.0102 0.084 0.097 2022 7 11 59771 256.857 445.395 -60.3249 0.298 -0.107 0.027 0.021 0.0101 0.084 0.095 2022 7 12 59772 258.411 443.974 -59.1324 0.291 -0.095 0.027 0.021 0.0099 0.084 0.094 2022 7 13 59773 259.174 442.066 -57.7813 0.300 -0.118 0.028 0.021 0.0098 0.084 0.095 2022 7 14 59774 260.201 439.888 -56.4587 0.313 -0.150 0.027 0.020 0.0138 0.083 0.096 2022 7 15 59775 261.642 438.122 -55.2630 0.326 -0.182 0.027 0.021 0.0146 0.083 0.098 2022 7 16 59776 263.441 436.373 -54.2876 0.335 -0.163 0.027 0.021 0.0147 0.083 0.098 2022 7 17 59777 265.267 434.398 -53.5228 0.344 -0.122 0.027 0.021 0.0148 0.083 0.098 2022 7 18 59778 267.234 432.352 -52.8927 0.352 -0.081 0.028 0.021 0.0147 0.082 0.098 2022 7 19 59779 269.260 430.298 -52.3068 0.360 -0.040 0.028 0.021 0.0144 0.082 0.098 2022 7 20 59780 270.974 428.173 -51.6628 0.337 -0.064 0.028 0.021 0.0143 0.082 0.098 2022 7 21 59781 272.574 426.255 -50.8922 0.306 -0.105 0.028 0.021 0.0130 0.082 0.098 2022 7 22 59782 274.053 424.453 -49.9591 0.275 -0.147 0.028 0.021 0.0127 0.081 0.098 2022 7 23 59783 275.681 422.673 -48.8673 0.282 -0.165 0.028 0.021 0.0124 0.081 0.097 2022 7 24 59784 277.006 420.915 -47.6028 0.304 -0.173 0.028 0.021 0.0122 0.081 0.096 2022 7 25 59785 278.471 419.285 -46.2003 0.327 -0.181 0.027 0.020 0.0121 0.080 0.095 2022 7 26 59786 279.867 417.962 -44.7491 0.349 -0.190 0.027 0.020 0.0134 0.080 0.094 2022 7 27 59787 281.044 416.126 -43.2579 0.331 -0.183 0.027 0.020 0.0126 0.080 0.092 2022 7 28 59788 282.267 414.205 -41.7953 0.303 -0.172 0.027 0.020 0.0118 0.079 0.090 2022 7 29 59789 283.345 411.841 -40.4282 0.274 -0.161 0.026 0.020 0.0115 0.079 0.087 2022 7 30 59790 284.587 409.400 -39.2089 0.267 -0.190 0.026 0.020 0.0114 0.078 0.084 2022 7 31 59791 286.000 407.286 -38.1849 0.267 -0.233 0.026 0.020 0.0112 0.078 0.081 2022 8 1 59792 287.161 405.194 -37.3892 0.268 -0.276 0.026 0.020 0.0117 0.078 0.078 Preliminary extension 2022 8 2 59793 287.882 403.262 -36.7846 0.268 -0.319 0.026 0.019 0.0116 0.077 0.075 2022 8 3 59794 288.468 401.019 -36.2792 0.267 -0.295 0.026 0.019 0.0114 0.077 0.072 2022 8 4 59795 289.493 398.710 -35.8145 0.265 -0.254 0.026 0.019 0.0113 0.076 0.070 2022 8 5 59796 290.582 396.579 -35.3263 0.267 -0.247 0.026 0.019 0.0112 0.076 0.067 2022 8 6 59797 291.085 394.219 -34.7316 0.271 -0.253 0.026 0.019 0.0110 0.075 0.065 2022 8 7 59798 291.486 391.653 -33.9451 0.275 -0.259 0.025 0.019 0.0109 0.075 0.062 2022 8 8 59799 292.295 389.055 -32.9721 0.279 -0.264 0.025 0.019 0.0107 0.074 0.060 2022 8 9 59800 293.212 386.233 -31.8918 0.282 -0.270 0.025 0.019 0.0105 0.074 0.059 2022 8 10 59801 293.804 383.249 -30.8088 0.300 -0.281 0.025 0.019 0.0103 0.074 0.057 2022 8 11 59802 294.458 380.299 -29.8577 0.321 -0.293 0.025 0.019 0.0101 0.073 0.056 2022 8 12 59803 295.054 377.754 -29.1384 0.342 -0.305 0.025 0.020 0.0100 0.073 0.055 2022 8 13 59804 295.535 375.740 -28.6308 0.344 -0.290 0.025 0.020 0.0101 0.073 0.056 2022 8 14 59805 296.309 373.591 -28.2982 0.338 -0.266 0.025 0.020 0.0101 0.074 0.058 2022 8 15 59806 297.495 371.323 -27.9701 0.333 -0.242 0.025 0.020 0.0102 0.074 0.060 2022 8 16 59807 298.574 369.060 -27.6372 0.328 -0.217 0.025 0.021 0.0102 0.074 0.062 2022 8 17 59808 299.253 366.734 -27.0860 0.323 -0.193 0.025 0.021 0.0102 0.074 0.064 2022 8 18 59809 299.864 364.432 -26.3505 0.143 -0.070 0.025 0.022 0.0103 0.500 0.500 2022 8 19 59810 300.814 362.008 -25.3429 0.151 -0.065 0.025 0.022 0.0105 0.500 0.500 2022 8 20 59811 302.165 359.790 -24.2011 0.162 -0.064 0.026 0.022 0.0106 0.500 0.500 2022 8 21 59812 302.992 357.457 -22.8347 0.174 -0.066 0.026 0.023 0.0107 0.500 0.500 2022 8 22 59813 303.764 354.933 -21.3953 0.186 -0.069 0.026 0.023 0.0109 0.500 0.500 2022 8 23 59814 304.515 352.507 -19.9769 0.196 -0.071 0.027 0.024 0.0110 0.500 0.500 2022 8 24 59815 304.891 349.878 -18.6689 0.201 -0.070 0.027 0.024 0.0112 0.500 0.500 2022 8 25 59816 305.207 347.495 -17.4132 0.198 -0.068 0.028 0.025 0.0114 0.500 0.500 2022 8 26 59817 305.394 344.911 -16.2932 0.187 -0.067 0.028 0.025 0.0115 0.500 0.500 2022 8 27 59818 305.293 342.345 -15.3461 0.173 -0.069 0.029 0.026 0.0117 0.500 0.500 2022 8 28 59819 304.962 339.956 -14.6106 0.159 -0.075 0.030 0.027 0.0119 0.500 0.500 2022 8 29 59820 304.594 337.417 -14.1016 0.149 -0.082 0.031 0.028 0.0121 0.500 0.500 2022 8 30 59821 304.460 334.989 -13.8087 0.146 -0.088 0.032 0.029 0.0124 0.500 0.500 2022 8 31 59822 304.588 332.728 -13.6255 0.149 -0.092 0.034 0.030 0.0127 0.500 0.500 2022 9 1 59823 304.792 330.502 -13.4532 0.154 -0.092 0.035 0.031 0.0130 0.500 0.500 2 - DAILY FINAL VALUES OF CELESTIAL POLE OFFSETS dPsi1980 & dEps1980 dPsi1980 dEps1980 ....dPsi,dEps / IAU 1980 precession-nutation model Description : ftp://hpiers.obspm.fr/iers/bul/bulb_new/bulletinb.pdf The Reference Systems are described in the 2006 IERS Annual Report. DATE MJD dPsi1980 dEps1980 sig dPsi sig dEps (0 h UTC) mas mas mas mas 2022 7 2 59762 -110.959 -9.582 0.216 0.103 2022 7 3 59763 -111.150 -9.536 0.216 0.102 2022 7 4 59764 -111.121 -9.498 0.216 0.101 2022 7 5 59765 -110.976 -9.390 0.216 0.101 2022 7 6 59766 -110.950 -9.262 0.216 0.101 2022 7 7 59767 -111.305 -9.226 0.214 0.101 2022 7 8 59768 -111.978 -9.228 0.214 0.100 2022 7 9 59769 -112.723 -9.129 0.214 0.099 2022 7 10 59770 -113.423 -8.960 0.211 0.097 2022 7 11 59771 -114.007 -8.936 0.211 0.095 2022 7 12 59772 -114.246 -9.142 0.211 0.094 2022 7 13 59773 -113.960 -9.403 0.211 0.095 2022 7 14 59774 -113.418 -9.484 0.209 0.096 2022 7 15 59775 -113.037 -9.466 0.209 0.098 2022 7 16 59776 -112.983 -9.496 0.209 0.098 2022 7 17 59777 -113.161 -9.544 0.209 0.098 2022 7 18 59778 -113.506 -9.398 0.206 0.098 2022 7 19 59779 -113.947 -9.037 0.206 0.098 2022 7 20 59780 -114.393 -8.784 0.206 0.098 2022 7 21 59781 -114.674 -8.805 0.206 0.098 2022 7 22 59782 -114.884 -9.018 0.204 0.098 2022 7 23 59783 -115.096 -9.210 0.204 0.097 2022 7 24 59784 -115.333 -9.343 0.204 0.096 2022 7 25 59785 -115.452 -9.519 0.201 0.095 2022 7 26 59786 -115.399 -9.768 0.201 0.094 2022 7 27 59787 -115.379 -9.934 0.201 0.092 2022 7 28 59788 -115.431 -9.867 0.199 0.090 2022 7 29 59789 -115.538 -9.595 0.199 0.087 2022 7 30 59790 -115.593 -9.353 0.196 0.084 2022 7 31 59791 -115.593 -9.273 0.196 0.081 2022 8 1 59792 -115.536 -9.320 0.196 0.078 3 - EARTH ANGULAR VELOCITY : DAILY FINAL VALUES OF LOD, OMEGA AT 0hUTC LOD : Excess of the Length of day - 86400 s TAI OMEGA : Earth angular velocity Description: ftp://hpiers.obspm.fr/iers/bul/bulb_new/bulletinb.pdf DATE MJD LOD sigma OMEGA sigma (0 h UTC) ms ms mas/ms mas/ms 2022 7 2 59762 -1.3642 0.0064 15.04106741616 0.00000000111 2022 7 3 59763 -1.1592 0.0064 15.04106738047 0.00000000111 2022 7 4 59764 -0.9084 0.0065 15.04106733681 0.00000000113 2022 7 5 59765 -0.6862 0.0065 15.04106729813 0.00000000113 2022 7 6 59766 -0.5426 0.0065 15.04106727313 0.00000000113 2022 7 7 59767 -0.4797 0.0064 15.04106726218 0.00000000111 2022 7 8 59768 -0.4960 0.0064 15.04106726502 0.00000000111 2022 7 9 59769 -0.6294 0.0065 15.04106728824 0.00000000113 2022 7 10 59770 -0.8520 0.0065 15.04106732699 0.00000000113 2022 7 11 59771 -1.0853 0.0065 15.04106736761 0.00000000113 2022 7 12 59772 -1.2873 0.0065 15.04106740277 0.00000000113 2022 7 13 59773 -1.3649 0.0065 15.04106741628 0.00000000113 2022 7 14 59774 -1.2892 0.0064 15.04106740310 0.00000000111 2022 7 15 59775 -1.0962 0.0065 15.04106736950 0.00000000113 2022 7 16 59776 -0.8698 0.0065 15.04106733009 0.00000000113 2022 7 17 59777 -0.6893 0.0065 15.04106729867 0.00000000113 2022 7 18 59778 -0.5997 0.0065 15.04106728307 0.00000000113 2022 7 19 59779 -0.6023 0.0066 15.04106728352 0.00000000115 2022 7 20 59780 -0.6984 0.0066 15.04106730025 0.00000000115 2022 7 21 59781 -0.8571 0.0066 15.04106732788 0.00000000115 2022 7 22 59782 -1.0273 0.0066 15.04106735751 0.00000000115 2022 7 23 59783 -1.1798 0.0066 15.04106738406 0.00000000115 2022 7 24 59784 -1.3501 0.0065 15.04106741370 0.00000000113 2022 7 25 59785 -1.4358 0.0064 15.04106742862 0.00000000111 2022 7 26 59786 -1.4548 0.0064 15.04106743193 0.00000000111 2022 7 27 59787 -1.4585 0.0065 15.04106743258 0.00000000113 2022 7 28 59788 -1.4381 0.0064 15.04106742902 0.00000000111 2022 7 29 59789 -1.3321 0.0064 15.04106741057 0.00000000111 2022 7 30 59790 -1.1116 0.0065 15.04106737218 0.00000000113 2022 7 31 59791 -0.8909 0.0065 15.04106733376 0.00000000113 2022 8 1 59792 -0.7008 0.0065 15.04106730067 0.00000000113 4 - INFORMATION ON TIME SCALES TAI - UTC = 37 s. during period [59762-59792] No leap second introduced during period [59762-59792] All information concerning time scales : - leap seconds announcements : Bulletin C - DUT1 announcements (UT1-UTC with 0.1 s accuracy) : Bulletin D can be found at : - web site : http://hpiers.obspm.fr/eop-pc/ - anonymous ftp://hpiers.obspm.fr/iers/ 5 - SUMMARY OF CONTRIBUTED EARTH ORIENTATION PARAMETERS SERIES This section gives the average precision of the individual series, some of them contributing to the combination (*) and their average agreement with it. The period covered is that one of Bulletin B. Units : micro-arc-seconds for x/y/dX/dY micro-seconds for UT1/LOD ----------------------------------------------------------------------------- EOP series first line : Mean formal uncertainty Periods covered second line : Weighted RMS agreement with Bulletin B ----------------------------------------------------------------------------- x y UT1 LOD dX dY Data Number VLBI Standards BKG bkg2020a.eoxy 44 53 2 - 10 30 8 59765.21 to 59789.27 32 42 14 - 30 36 GSFC gsf2020a.eoxy 45 44 3 6 11 31 8 59765.21 to 59789.27 58 40 15 24 17 11 IAA iaa2021a.eops 37 44 2 - 12 31 8 59765.21 to 59789.27 161 183 16 - 47 53 USNO usn2022b.eoxy 28 31 2 - 11 30 8 59765.21 to 59789.27 67 38 15 - 25 24 IVS * ivs20r1X.eops 30 47 2 - 7 19 8 59765.20 to 59789.27 151 148 13 - 6 8 VLBI Intensive GSI * gsiint2c.eopi - - 6 - - - 10 59762.33 to 59791.33 - - 30 - - - BKG * bkg2020.eopi - - 6 - - - 45 59762.33 to 59791.33 - - 67 - - - GSFC * gsf2020a.eopi - - 7 - - - 41 59762.33 to 59791.33 - - 48 - - - IAA * iaa2021a.eopi - - 10 - - - 53 59762.33 to 59791.33 - - 57 - - - USNO * usn2022b.eopi - - 6 - - - 47 59762.33 to 59791.33 - - 41 - - - OPA opa2021i.eopi - - 3 - - - 28 59762.33 to 59791.33 - - 171 - - - GPS CODE COD*ERP_R 5 5 - 0 - - 30 59762.50 to 59791.50 23 21 - 12 - - JPL jpl*.erp 9 10 - 5 - - 30 59762.50 to 59791.50 26 24 - 18 - - GFZ gfz*.erp 7 8 - 1 - - 30 59762.50 to 59791.50 26 32 - 14 - - ESOC esa*.erp 7 8 - 3 - - 30 59762.50 to 59791.50 26 27 - 12 - - SIO sio*.erp 25 24 - 8 - - 30 59762.50 to 59791.50 33 31 - 16 - - IAA gnss.res 0 0 - 0 - - 30 59762.50 to 59791.50 35 58 - 21 - - GRGS grg*.erp 239 239 - 0 - - 30 59762.50 to 59791.50 18 27 - 11 - - ASI asi*.erp 8 8 - 0 - - 30 59762.50 to 59791.50 34 28 - 52 - - MIT mit*.erp 13 13 - 2 - - 30 59762.50 to 59791.50 27 32 - 14 - - IGR * igs96p02.erp 9 11 - 1 - - 30 59762.50 to 59791.50 17 25 - 11 - - IGS * igs00p03.erp 2 2 - 0 - - 30 59762.50 to 59791.50 23 26 - 12 - - SLR MCC tg*.02 185 212 - 28 - - 31 59762.00 to 59792.00 88 114 - 252 - - IAA slr_v.dat 67 77 - 4 - - 31 59762.00 to 59792.00 185 226 - 18 - - ASI asi2021a.eops 70 77 - 0 - - 30 59762.50 to 59791.50 166 202 - 55 - - ILRS * ilrsa.eop 48 53 - 9 - - 30 59762.50 to 59791.50 122 197 - 27 - - BULLETIN A NEOS mark3.out 17 24 7 - - - 31 59762.00 to 59792.00 37 24 25 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html