BULLETIN B 416 1 October 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 0.024 0.019 0.0089 0.021 0.045 2022 8 2 59793 287.882 403.262 -36.7846 0.268 -0.319 0.026 0.019 0.0116 0.059 0.068 2022 8 3 59794 288.468 401.019 -36.2792 0.267 -0.295 0.026 0.019 0.0114 0.059 0.065 2022 8 4 59795 289.489 398.709 -35.8145 0.265 -0.254 0.026 0.019 0.0113 0.058 0.062 2022 8 5 59796 290.582 396.579 -35.3263 0.267 -0.247 0.026 0.019 0.0109 0.057 0.059 2022 8 6 59797 291.080 394.221 -34.7316 0.271 -0.253 0.025 0.018 0.0108 0.057 0.056 2022 8 7 59798 291.487 391.652 -33.9451 0.275 -0.259 0.025 0.018 0.0104 0.056 0.053 2022 8 8 59799 292.293 389.056 -32.9721 0.279 -0.264 0.025 0.018 0.0101 0.055 0.050 2022 8 9 59800 293.211 386.232 -31.8918 0.282 -0.270 0.025 0.019 0.0100 0.055 0.048 2022 8 10 59801 293.803 383.250 -30.8088 0.300 -0.281 0.025 0.019 0.0096 0.054 0.046 2022 8 11 59802 294.459 380.298 -29.8577 0.321 -0.293 0.025 0.019 0.0092 0.054 0.044 2022 8 12 59803 295.055 377.755 -29.1384 0.342 -0.305 0.024 0.019 0.0091 0.053 0.042 2022 8 13 59804 295.537 375.740 -28.6307 0.344 -0.290 0.024 0.019 0.0090 0.053 0.042 2022 8 14 59805 296.313 373.591 -28.2983 0.339 -0.266 0.024 0.020 0.0089 0.052 0.042 2022 8 15 59806 297.500 371.314 -27.9699 0.333 -0.241 0.024 0.019 0.0087 0.052 0.042 2022 8 16 59807 298.583 369.059 -27.6395 0.328 -0.217 0.023 0.019 0.0086 0.052 0.042 2022 8 17 59808 299.254 366.732 -27.0866 0.323 -0.193 0.023 0.020 0.0084 0.052 0.043 2022 8 18 59809 299.866 364.425 -26.3517 0.342 -0.076 0.023 0.020 0.0082 0.052 0.043 2022 8 19 59810 300.823 362.010 -25.3455 0.368 0.065 0.023 0.020 0.0082 0.051 0.043 2022 8 20 59811 302.176 359.779 -24.1871 0.343 0.057 0.024 0.020 0.0081 0.051 0.042 2022 8 21 59812 302.992 357.455 -22.8266 0.299 -0.006 0.024 0.020 0.0081 0.051 0.041 2022 8 22 59813 303.769 354.926 -21.3929 0.254 -0.069 0.024 0.021 0.0081 0.051 0.040 2022 8 23 59814 304.513 352.500 -19.9836 0.210 -0.132 0.023 0.020 0.0079 0.051 0.039 2022 8 24 59815 304.896 349.874 -18.6613 0.251 -0.163 0.023 0.020 0.0079 0.051 0.039 2022 8 25 59816 305.201 347.486 -17.4037 0.315 -0.185 0.023 0.020 0.0078 0.051 0.039 2022 8 26 59817 305.398 344.912 -16.2851 0.379 -0.207 0.023 0.020 0.0077 0.051 0.039 2022 8 27 59818 305.290 342.335 -15.3482 0.382 -0.211 0.023 0.020 0.0077 0.051 0.038 2022 8 28 59819 304.974 339.946 -14.6136 0.362 -0.208 0.024 0.020 0.0077 0.051 0.038 2022 8 29 59820 304.586 337.401 -14.0968 0.343 -0.206 0.024 0.020 0.0077 0.051 0.038 2022 8 30 59821 304.464 334.971 -13.7838 0.323 -0.203 0.024 0.020 0.0077 0.051 0.038 2022 8 31 59822 304.595 332.751 -13.6099 0.331 -0.185 0.024 0.020 0.0077 0.051 0.038 2022 9 1 59823 304.814 330.440 -13.4836 0.345 -0.163 0.024 0.020 0.0078 0.051 0.037 Preliminary extension 2022 9 2 59824 304.501 327.651 -13.2494 0.360 -0.141 0.024 0.020 0.0077 0.051 0.037 2022 9 3 59825 304.187 324.995 -12.8821 0.348 -0.154 0.024 0.020 0.0078 0.052 0.038 2022 9 4 59826 304.085 322.762 -12.3741 0.328 -0.180 0.024 0.020 0.0079 0.052 0.039 2022 9 5 59827 303.820 320.483 -11.7203 0.307 -0.206 0.024 0.020 0.0079 0.052 0.040 2022 9 6 59828 303.247 318.024 -11.0190 0.287 -0.232 0.024 0.020 0.0080 0.053 0.040 2022 9 7 59829 302.651 314.954 -10.3738 0.341 -0.193 0.024 0.020 0.0081 0.053 0.041 2022 9 8 59830 301.791 311.756 -9.9952 0.415 -0.137 0.024 0.020 0.0082 0.054 0.042 2022 9 9 59831 300.298 308.672 -9.8037 0.489 -0.081 0.025 0.021 0.0082 0.054 0.043 2022 9 10 59832 299.089 305.662 -9.8938 0.488 -0.087 0.025 0.021 0.0083 0.055 0.044 2022 9 11 59833 298.527 302.848 -10.1991 0.460 -0.118 0.025 0.021 0.0083 0.055 0.045 2022 9 12 59834 298.144 300.275 -10.5662 0.432 -0.148 0.025 0.021 0.0084 0.056 0.047 2022 9 13 59835 297.506 297.917 -10.8687 0.403 -0.178 0.025 0.022 0.0085 0.056 0.048 2022 9 14 59836 296.989 295.811 -11.0048 0.402 -0.160 0.025 0.022 0.0086 0.057 0.049 2022 9 15 59837 296.329 293.861 -10.9072 0.408 -0.129 0.025 0.022 0.0087 0.058 0.052 2022 9 16 59838 295.623 291.663 -10.5461 0.413 -0.098 0.025 0.022 0.0088 0.058 0.054 2022 9 17 59839 294.764 289.623 -9.9965 0.199 -0.060 0.025 0.023 0.0090 0.500 0.500 2022 9 18 59840 293.592 287.783 -9.2503 0.210 -0.060 0.026 0.023 0.0092 0.500 0.500 2022 9 19 59841 292.239 285.941 -8.4181 0.221 -0.059 0.026 0.023 0.0094 0.500 0.500 2022 9 20 59842 291.277 283.513 -7.5558 0.230 -0.057 0.026 0.023 0.0096 0.500 0.500 2022 9 21 59843 290.668 281.095 -6.6950 0.232 -0.054 0.027 0.024 0.0098 0.500 0.500 2022 9 22 59844 289.785 278.398 -6.0453 0.226 -0.051 0.027 0.024 0.0100 0.500 0.500 2022 9 23 59845 288.675 275.549 -5.4490 0.212 -0.052 0.028 0.025 0.0102 0.500 0.500 2022 9 24 59846 287.245 272.949 -5.1276 0.194 -0.056 0.029 0.025 0.0104 0.500 0.500 2022 9 25 59847 285.877 270.420 -4.9687 0.178 -0.063 0.030 0.026 0.0106 0.500 0.500 2022 9 26 59848 285.093 268.116 -5.0775 0.169 -0.072 0.031 0.026 0.0109 0.500 0.500 2022 9 27 59849 284.748 266.368 -5.1325 0.168 -0.078 0.032 0.027 0.0112 0.500 0.500 2022 9 28 59850 283.868 264.940 -5.2817 0.175 -0.082 0.033 0.028 0.0115 0.500 0.500 2022 9 29 59851 282.952 263.333 -5.4005 0.184 -0.082 0.035 0.028 0.0118 0.500 0.500 2022 9 30 59852 282.303 261.522 -5.3415 0.194 -0.081 0.036 0.029 0.0122 0.500 0.500 2022 10 1 59853 281.534 259.769 -5.0034 0.200 -0.079 0.038 0.031 0.0126 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 8 2 59793 -115.439 -9.376 0.148 0.068 2022 8 3 59794 -115.414 -9.314 0.148 0.065 2022 8 4 59795 -115.635 -9.222 0.146 0.062 2022 8 5 59796 -116.154 -9.192 0.143 0.059 2022 8 6 59797 -116.838 -9.204 0.143 0.056 2022 8 7 59798 -117.435 -9.261 0.141 0.053 2022 8 8 59799 -117.715 -9.399 0.138 0.050 2022 8 9 59800 -117.585 -9.565 0.138 0.048 2022 8 10 59801 -117.149 -9.591 0.136 0.046 2022 8 11 59802 -116.770 -9.397 0.136 0.044 2022 8 12 59803 -116.681 -9.171 0.133 0.042 2022 8 13 59804 -116.834 -9.134 0.133 0.042 2022 8 14 59805 -117.006 -9.266 0.131 0.042 2022 8 15 59806 -117.203 -9.307 0.131 0.042 2022 8 16 59807 -117.555 -9.139 0.131 0.042 2022 8 17 59808 -118.003 -8.949 0.131 0.043 2022 8 18 59809 -118.274 -8.865 0.131 0.043 2022 8 19 59810 -118.335 -8.928 0.128 0.043 2022 8 20 59811 -118.439 -9.105 0.128 0.042 2022 8 21 59812 -118.572 -9.196 0.128 0.041 2022 8 22 59813 -118.632 -9.243 0.128 0.040 2022 8 23 59814 -118.587 -9.375 0.128 0.039 2022 8 24 59815 -118.307 -9.531 0.128 0.039 2022 8 25 59816 -118.023 -9.577 0.128 0.039 2022 8 26 59817 -117.767 -9.438 0.128 0.039 2022 8 27 59818 -117.637 -9.193 0.128 0.038 2022 8 28 59819 -117.565 -9.035 0.128 0.038 2022 8 29 59820 -117.551 -9.055 0.128 0.038 2022 8 30 59821 -117.601 -9.176 0.128 0.038 2022 8 31 59822 -117.612 -9.248 0.128 0.038 2022 9 1 59823 -117.693 -9.211 0.128 0.037 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 8 2 59793 -0.5426 0.0065 15.04106727313 0.00000000113 2022 8 3 59794 -0.4556 0.0066 15.04106725798 0.00000000115 2022 8 4 59795 -0.4487 0.0065 15.04106725678 0.00000000113 2022 8 5 59796 -0.5230 0.0065 15.04106726972 0.00000000113 2022 8 6 59797 -0.6895 0.0066 15.04106729870 0.00000000115 2022 8 7 59798 -0.8715 0.0066 15.04106733039 0.00000000115 2022 8 8 59799 -1.0338 0.0066 15.04106735864 0.00000000115 2022 8 9 59800 -1.0953 0.0066 15.04106736935 0.00000000115 2022 8 10 59801 -1.0233 0.0065 15.04106735681 0.00000000113 2022 8 11 59802 -0.8434 0.0065 15.04106732549 0.00000000113 2022 8 12 59803 -0.6199 0.0065 15.04106728659 0.00000000113 2022 8 13 59804 -0.4312 0.0065 15.04106725374 0.00000000113 2022 8 14 59805 -0.3275 0.0065 15.04106723568 0.00000000113 2022 8 15 59806 -0.3218 0.0064 15.04106723469 0.00000000111 2022 8 16 59807 -0.4297 0.0064 15.04106725348 0.00000000111 2022 8 17 59808 -0.6249 0.0064 15.04106728746 0.00000000111 2022 8 18 59809 -0.8700 0.0063 15.04106733013 0.00000000110 2022 8 19 59810 -1.0674 0.0063 15.04106736449 0.00000000110 2022 8 20 59811 -1.2488 0.0063 15.04106739607 0.00000000110 2022 8 21 59812 -1.3887 0.0063 15.04106742042 0.00000000110 2022 8 22 59813 -1.4142 0.0064 15.04106742486 0.00000000111 2022 8 23 59814 -1.3938 0.0063 15.04106742131 0.00000000110 2022 8 24 59815 -1.3096 0.0063 15.04106740665 0.00000000110 2022 8 25 59816 -1.1721 0.0062 15.04106738272 0.00000000108 2022 8 26 59817 -1.0132 0.0062 15.04106735505 0.00000000108 2022 8 27 59818 -0.8311 0.0063 15.04106732335 0.00000000110 2022 8 28 59819 -0.6297 0.0063 15.04106728829 0.00000000110 2022 8 29 59820 -0.4071 0.0063 15.04106724954 0.00000000110 2022 8 30 59821 -0.2461 0.0063 15.04106722151 0.00000000110 2022 8 31 59822 -0.1468 0.0063 15.04106720423 0.00000000110 2022 9 1 59823 -0.1740 0.0064 15.04106720896 0.00000000111 4 - INFORMATION ON TIME SCALES TAI - UTC = 37 s. during period [59793-59823] No leap second introduced during period [59793-59823] 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 71 78 4 - 15 38 11 59793.21 to 59821.21 191 171 16 - 63 44 GSFC gsf2020a.eoxy 50 49 3 7 13 36 10 59793.21 to 59821.21 79 73 17 17 63 21 IAA iaa2021a.eops 36 42 2 - 11 29 6 59793.21 to 59814.21 154 193 25 - 70 78 USNO usn2022b.eoxy 32 35 2 - 12 32 9 59793.21 to 59821.21 64 71 14 - 40 21 IVS * ivs20r1X.eops 32 43 3 - 6 17 3 59793.21 to 59800.21 218 66 3 - 1 8 OPA * opa2021a.eops 106 144 15 - 69 166 0 59821.21 to 00009.00 609 582 46 - 966 199 GFZ gfz2019a.eoxy 0 NaN NaN - 0 0 0 00000.00 to 00000.00 0 0 0 - 0 0 VLBI Intensive GSI * gsiint2c.eopi - - 6 - - - 5 59797.33 to 59819.33 - - 22 - - - BKG * bkg2020.eopi - - 9 - - - 42 59793.79 to 59822.79 - - 61 - - - GSFC * gsf2020a.eopi - - 10 - - - 35 59793.79 to 59822.79 - - 61 - - - IAA * iaa2021a.eopi - - 19 - - - 50 59793.79 to 59822.79 - - 51 - - - USNO * usn2022b.eopi - - 9 - - - 38 59794.79 to 59822.79 - - 39 - - - OPA opa2021i.eopi - - 10 - - - 31 59793.79 to 59822.79 - - 260 - - - GPS CODE COD*ERP_R 5 5 - 0 - - 30 59793.50 to 59822.50 24 19 - 14 - - JPL jpl*.erp 8 9 - 6 - - 30 59793.50 to 59822.50 27 19 - 20 - - GFZ gfz*.erp 8 10 - 2 - - 30 59793.50 to 59822.50 24 25 - 13 - - ESOC esa*.erp 7 9 - 3 - - 30 59793.50 to 59822.50 23 24 - 10 - - SIO sio*.erp 24 23 - 9 - - 30 59793.50 to 59822.50 31 27 - 12 - - IAA gnss.res 0 0 - 0 - - 30 59793.50 to 59822.50 36 58 - 20 - - GRGS grg*.erp 233 233 - 0 - - 30 59793.50 to 59822.50 22 19 - 14 - - ASI asi*.erp 9 8 - 0 - - 23 59793.50 to 59822.50 39 23 - 54 - - MIT mit*.erp 13 13 - 2 - - 30 59793.50 to 59822.50 29 26 - 14 - - IGR * igs96p02.erp 9 10 - 2 - - 30 59793.50 to 59822.50 19 17 - 13 - - IGS * igs00p03.erp 3 3 - 0 - - 30 59793.50 to 59822.50 25 20 - 14 - - SLR MCC tg*.02 171 201 - 30 - - 31 59793.00 to 59823.00 94 130 - 250 - - IAA slr_v.dat 70 78 - 5 - - 31 59793.00 to 59823.00 183 260 - 24 - - ASI asi.*.eops 65 73 - 16 - - 30 59793.50 to 59822.50 168 185 - 51 - - ILRS * ilrsa.eop 40 43 - 8 - - 30 59793.50 to 59822.50 148 125 - 24 - - BULLETIN A NEOS mark3.out 18 20 6 - - - 31 59793.00 to 59823.00 37 22 12 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html