BULLETIN B 418 2 December 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 0.0110 0.033 0.082 2022 10 2 59854 280.092 257.931 -4.3864 0.289 -0.153 0.026 0.020 0.0123 0.086 0.093 2022 10 3 59855 278.478 255.746 -4.0146 0.335 -0.178 0.026 0.021 0.0122 0.085 0.091 2022 10 4 59856 276.607 253.527 -3.5590 0.377 -0.174 0.026 0.021 0.0137 0.084 0.089 2022 10 5 59857 274.352 251.450 -3.2281 0.419 -0.171 0.025 0.021 0.0111 0.084 0.087 2022 10 6 59858 272.409 249.284 -3.0816 0.413 -0.159 0.025 0.021 0.0108 0.084 0.086 2022 10 7 59859 270.869 246.728 -3.1810 0.393 -0.144 0.025 0.020 0.0100 0.084 0.086 2022 10 8 59860 269.464 244.272 -3.5337 0.370 -0.130 0.025 0.020 0.0099 0.084 0.086 2022 10 9 59861 267.436 242.181 -4.0628 0.345 -0.116 0.025 0.020 0.0097 0.084 0.086 2022 10 10 59862 265.240 239.987 -4.6541 0.320 -0.102 0.025 0.020 0.0095 0.084 0.086 2022 10 11 59863 263.701 237.885 -5.1692 0.295 -0.088 0.025 0.020 0.0114 0.084 0.086 2022 10 12 59864 262.046 235.701 -5.5011 0.271 -0.074 0.025 0.020 0.0119 0.084 0.087 2022 10 13 59865 260.021 233.734 -5.5722 0.294 -0.044 0.025 0.020 0.0118 0.084 0.087 2022 10 14 59866 256.936 232.102 -5.4362 0.330 -0.010 0.025 0.020 0.0117 0.083 0.087 2022 10 15 59867 254.063 230.356 -5.1876 0.335 -0.015 0.026 0.020 0.0116 0.083 0.088 2022 10 16 59868 251.206 228.893 -4.9099 0.327 -0.034 0.026 0.020 0.0115 0.083 0.088 2022 10 17 59869 248.052 227.286 -4.6783 0.352 -0.079 0.026 0.021 0.0112 0.083 0.087 2022 10 18 59870 245.102 225.158 -4.5660 0.394 -0.137 0.026 0.020 0.0113 0.083 0.085 2022 10 19 59871 243.041 222.898 -4.5814 0.407 -0.163 0.026 0.020 0.0110 0.082 0.084 2022 10 20 59872 240.817 221.191 -4.7645 0.413 -0.180 0.026 0.020 0.0109 0.082 0.084 2022 10 21 59873 237.688 219.313 -5.1434 0.419 -0.197 0.026 0.020 0.0108 0.082 0.083 2022 10 22 59874 234.606 217.522 -5.7243 0.398 -0.185 0.027 0.020 0.0107 0.082 0.082 2022 10 23 59875 231.878 216.031 -6.4986 0.368 -0.162 0.027 0.020 0.0106 0.081 0.080 2022 10 24 59876 230.043 214.645 -7.4339 0.337 -0.139 0.027 0.020 0.0113 0.081 0.079 2022 10 25 59877 228.137 213.232 -8.4121 0.307 -0.116 0.028 0.020 0.0108 0.081 0.078 2022 10 26 59878 226.115 211.747 -9.2591 0.303 -0.092 0.028 0.020 0.0103 0.080 0.076 2022 10 27 59879 223.756 210.409 -9.8856 0.307 -0.068 0.028 0.020 0.0109 0.080 0.075 2022 10 28 59880 220.823 208.832 -10.2779 0.310 -0.083 0.029 0.020 0.0108 0.080 0.073 2022 10 29 59881 217.709 207.418 -10.3958 0.312 -0.114 0.029 0.021 0.0107 0.079 0.070 2022 10 30 59882 214.473 206.229 -10.3095 0.314 -0.145 0.030 0.021 0.0105 0.079 0.068 2022 10 31 59883 211.345 205.237 -10.1927 0.316 -0.177 0.030 0.021 0.0100 0.078 0.066 2022 11 1 59884 208.514 204.211 -10.1774 0.319 -0.208 0.030 0.020 0.0097 0.078 0.064 Preliminary extension 2022 11 2 59885 206.235 203.545 -10.4065 0.346 -0.189 0.030 0.020 0.0098 0.078 0.062 2022 11 3 59886 203.841 202.359 -10.9528 0.379 -0.156 0.030 0.021 0.0093 0.077 0.059 2022 11 4 59887 201.481 201.351 -11.8134 0.413 -0.124 0.031 0.020 0.0092 0.077 0.058 2022 11 5 59888 199.406 200.703 -12.8173 0.389 -0.091 0.031 0.020 0.0092 0.077 0.058 2022 11 6 59889 197.886 199.787 -13.8349 0.345 -0.059 0.031 0.020 0.0092 0.077 0.059 2022 11 7 59890 196.432 198.987 -14.7273 0.300 -0.027 0.031 0.020 0.0093 0.077 0.060 2022 11 8 59891 194.583 198.423 -15.4466 0.255 0.005 0.031 0.020 0.0093 0.078 0.061 2022 11 9 59892 192.694 197.561 -15.9684 0.253 -0.007 0.031 0.020 0.0093 0.078 0.062 2022 11 10 59893 190.371 196.718 -16.2500 0.263 -0.031 0.031 0.020 0.0093 0.078 0.063 2022 11 11 59894 187.823 195.886 -16.2981 0.266 -0.043 0.031 0.020 0.0093 0.079 0.064 2022 11 12 59895 185.363 195.071 -16.0842 0.267 -0.051 0.031 0.021 0.0094 0.079 0.066 2022 11 13 59896 183.218 193.990 -15.8142 0.268 -0.060 0.031 0.021 0.0095 0.079 0.067 2022 11 14 59897 181.774 192.800 -15.5422 0.269 -0.068 0.031 0.021 0.0095 0.080 0.068 2022 11 15 59898 181.084 192.169 -15.3540 0.270 -0.076 0.031 0.021 0.0096 0.080 0.069 2022 11 16 59899 180.608 192.086 -15.3127 0.303 -0.102 0.031 0.022 0.0096 0.080 0.070 2022 11 17 59900 179.894 192.230 -15.4720 0.344 -0.132 0.032 0.022 0.0097 0.081 0.070 2022 11 18 59901 178.574 192.665 -15.8593 0.386 -0.162 0.032 0.022 0.0097 0.081 0.071 2022 11 19 59902 176.616 192.952 -16.4342 0.238 -0.076 0.032 0.022 0.0098 0.500 0.500 2022 11 20 59903 174.676 192.935 -17.1386 0.225 -0.083 0.032 0.023 0.0099 0.500 0.500 2022 11 21 59904 172.472 192.696 -17.9303 0.219 -0.087 0.032 0.023 0.0100 0.500 0.500 2022 11 22 59905 170.137 192.562 -18.6930 0.222 -0.088 0.032 0.023 0.0101 0.500 0.500 2022 11 23 59906 167.859 192.138 -19.3173 0.231 -0.086 0.033 0.024 0.0103 0.500 0.500 2022 11 24 59907 165.812 191.628 -19.6933 0.243 -0.083 0.033 0.024 0.0104 0.500 0.500 2022 11 25 59908 163.449 191.395 -19.7997 0.254 -0.080 0.034 0.025 0.0105 0.500 0.500 2022 11 26 59909 160.442 191.189 -19.7538 0.261 -0.078 0.034 0.025 0.0106 0.500 0.500 2022 11 27 59910 156.981 190.829 -19.5517 0.263 -0.076 0.035 0.026 0.0107 0.500 0.500 2022 11 28 59911 153.172 190.282 -19.3328 0.260 -0.076 0.036 0.027 0.0109 0.500 0.500 2022 11 29 59912 149.875 189.754 -19.2062 0.252 -0.076 0.037 0.028 0.0110 0.500 0.500 2022 11 30 59913 146.992 189.830 -19.2977 0.242 -0.076 0.038 0.028 0.0112 0.500 0.500 2022 12 1 59914 144.057 190.096 -19.5686 0.231 -0.075 0.040 0.030 0.0115 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 10 2 59854 -117.763 -8.633 0.216 0.093 2022 10 3 59855 -117.380 -8.681 0.214 0.091 2022 10 4 59856 -116.777 -8.672 0.211 0.089 2022 10 5 59857 -116.158 -8.550 0.211 0.087 2022 10 6 59858 -115.892 -8.306 0.211 0.086 2022 10 7 59859 -115.963 -8.047 0.211 0.086 2022 10 8 59860 -116.181 -7.889 0.211 0.086 2022 10 9 59861 -116.323 -7.852 0.211 0.086 2022 10 10 59862 -116.330 -7.871 0.211 0.086 2022 10 11 59863 -116.344 -7.899 0.211 0.086 2022 10 12 59864 -116.517 -7.950 0.211 0.087 2022 10 13 59865 -116.707 -8.023 0.211 0.087 2022 10 14 59866 -116.793 -8.078 0.209 0.087 2022 10 15 59867 -116.700 -8.075 0.209 0.088 2022 10 16 59868 -116.365 -7.987 0.209 0.088 2022 10 17 59869 -115.804 -7.935 0.209 0.087 2022 10 18 59870 -115.200 -8.015 0.209 0.085 2022 10 19 59871 -114.747 -8.164 0.206 0.084 2022 10 20 59872 -114.446 -8.265 0.206 0.084 2022 10 21 59873 -114.344 -8.197 0.206 0.083 2022 10 22 59874 -114.532 -7.927 0.206 0.082 2022 10 23 59875 -114.866 -7.589 0.204 0.080 2022 10 24 59876 -115.163 -7.341 0.204 0.079 2022 10 25 59877 -115.318 -7.265 0.204 0.078 2022 10 26 59878 -115.297 -7.349 0.201 0.076 2022 10 27 59879 -115.222 -7.492 0.201 0.075 2022 10 28 59880 -115.143 -7.612 0.201 0.073 2022 10 29 59881 -115.022 -7.628 0.199 0.070 2022 10 30 59882 -114.810 -7.575 0.199 0.068 2022 10 31 59883 -114.492 -7.538 0.196 0.066 2022 11 1 59884 -114.100 -7.544 0.196 0.064 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 10 2 59854 -0.4904 0.0066 15.04106726404 0.00000000115 2022 10 3 59855 -0.4785 0.0066 15.04106726197 0.00000000115 2022 10 4 59856 -0.4129 0.0066 15.04106725055 0.00000000115 2022 10 5 59857 -0.2727 0.0067 15.04106722614 0.00000000117 2022 10 6 59858 -0.0290 0.0067 15.04106718372 0.00000000117 2022 10 7 59859 0.2299 0.0066 15.04106713865 0.00000000115 2022 10 8 59860 0.4475 0.0066 15.04106710077 0.00000000115 2022 10 9 59861 0.5515 0.0066 15.04106708266 0.00000000115 2022 10 10 59862 0.5668 0.0066 15.04106708000 0.00000000115 2022 10 11 59863 0.4419 0.0066 15.04106710174 0.00000000115 2022 10 12 59864 0.2017 0.0067 15.04106714356 0.00000000117 2022 10 13 59865 -0.0324 0.0067 15.04106718431 0.00000000117 2022 10 14 59866 -0.1958 0.0067 15.04106721276 0.00000000117 2022 10 15 59867 -0.2708 0.0068 15.04106722581 0.00000000118 2022 10 16 59868 -0.2692 0.0068 15.04106722553 0.00000000118 2022 10 17 59869 -0.1717 0.0068 15.04106720856 0.00000000118 2022 10 18 59870 -0.0332 0.0067 15.04106718445 0.00000000117 2022 10 19 59871 0.1434 0.0068 15.04106715371 0.00000000118 2022 10 20 59872 0.2754 0.0067 15.04106713073 0.00000000117 2022 10 21 59873 0.4368 0.0068 15.04106710263 0.00000000118 2022 10 22 59874 0.6618 0.0068 15.04106706346 0.00000000118 2022 10 23 59875 0.8786 0.0060 15.04106702572 0.00000000104 2022 10 24 59876 0.9730 0.0069 15.04106700928 0.00000000120 2022 10 25 59877 0.9253 0.0069 15.04106701759 0.00000000120 2022 10 26 59878 0.7382 0.0070 15.04106705016 0.00000000122 2022 10 27 59879 0.4920 0.0070 15.04106709302 0.00000000122 2022 10 28 59880 0.2273 0.0070 15.04106713910 0.00000000122 2022 10 29 59881 0.0224 0.0071 15.04106717477 0.00000000124 2022 10 30 59882 -0.0878 0.0071 15.04106719396 0.00000000124 2022 10 31 59883 -0.0697 0.0072 15.04106719080 0.00000000125 2022 11 1 59884 0.1100 0.0070 15.04106715952 0.00000000122 4 - INFORMATION ON TIME SCALES TAI - UTC = 37 s. during period [59854-59884] No leap second introduced during period [59854-59884] 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 118 108 8 - 16 51 13 59854.31 to 59879.27 212 193 21 - 39 88 GSFC gsf2020a.eoxy 115 103 8 23 17 56 12 59854.31 to 59879.27 571 169 34 17 34 52 IAA iaa2021a.eops 32 41 2 - 10 26 8 59859.25 to 59879.27 162 290 12 - 55 48 USNO usn2022c.eoxy 22 29 1 - 9 23 8 59857.21 to 59879.27 47 29 19 - 21 30 IVS * ivs20r1X.eops 17 26 1 - 7 18 8 59857.22 to 59879.28 96 55 17 - 7 5 OPA * opa2021a.eops 81 137 10 - 48 115 0 59879.27 to 00008.00 295 406 34 - 716 398 VLBI Intensive GSI * gsiint2c.eopi - - 6 - - - 9 59854.33 to 59882.33 - - 33 - - - BKG * bkg2020.eopi - - 8 - - - 47 59854.33 to 59883.79 - - 85 - - - GSFC * gsf2020a.eopi - - 12 - - - 48 59854.33 to 59884.00 - - 35 - - - IAA * iaa2021a.eopi - - 19 - - - 64 59854.33 to 59883.79 - - 92 - - - USNO * usn2022c.eopi - - 9 - - - 47 59854.33 to 59884.00 - - 43 - - - OPA opa2021i.eopi - - 13 - - - 31 59854.33 to 59883.79 - - 276 - - - GPS CODE COD*ERP_R 5 5 - 0 - - 30 59854.50 to 59883.50 36 24 - 18 - - JPL jpl*.erp 9 10 - 7 - - 30 59854.50 to 59883.50 41 34 - 26 - - GFZ gfz*.erp 8 9 - 2 - - 30 59854.50 to 59883.50 37 35 - 14 - - ESOC esa*.erp 7 9 - 3 - - 30 59854.50 to 59883.50 38 33 - 12 - - SIO sio*.erp 24 22 - 9 - - 30 59854.50 to 59883.50 47 37 - 19 - - EMR emr*.erp 29 29 - 9 - - 30 59854.50 to 59883.50 45 31 - 21 - - IAA gnss.res 0 0 - 0 - - 21 59856.50 to 59883.50 59 77 - 32 - - GRGS grg*.erp 228 228 - 0 - - 30 59854.50 to 59883.50 26 25 - 16 - - ASI asi*.erp 9 9 - 0 - - 23 59861.50 to 59883.50 46 36 - 56 - - MIT mit*.erp 13 12 - 2 - - 30 59854.50 to 59883.50 45 37 - 15 - - IGR * igs96p02.erp 10 11 - 2 - - 30 59854.50 to 59883.50 36 30 - 13 - - IGS * igs00p03.erp 3 3 - 0 - - 30 59854.50 to 59883.50 37 32 - 15 - - SLR MCC tg*.02 189 186 - 36 - - 30 59854.00 to 59884.00 155 162 - 230 - - IAA slr_v.dat 122 95 - 6 - - 18 59854.00 to 59884.00 342 191 - 57 - - ASI asi.*.eops 85 82 - 19 - - 30 59854.50 to 59883.50 331 171 - 93 - - ILRS * ilrsa.eop 40 39 - 8 - - 30 59854.50 to 59883.50 255 149 - 37 - - BULLETIN A NEOS mark3.out 24 21 6 - - - 31 59854.00 to 59884.00 56 29 33 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html