BULLETIN B 413 1 July 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 0.029 0.020 0.0108 0.029 0.069 2022 5 2 59701 93.634 475.311 -97.4187 0.304 -0.068 0.028 0.019 0.0131 0.071 0.064 2022 5 3 59702 95.563 476.140 -97.2185 0.303 -0.031 0.028 0.019 0.0130 0.071 0.063 2022 5 4 59703 97.691 476.906 -96.9126 0.302 0.005 0.028 0.019 0.0128 0.071 0.062 2022 5 5 59704 99.882 477.903 -96.4992 0.306 0.025 0.028 0.019 0.0125 0.071 0.062 2022 5 6 59705 101.687 478.833 -96.0256 0.311 0.041 0.028 0.019 0.0121 0.072 0.064 2022 5 7 59706 103.404 479.538 -95.5546 0.312 0.014 0.028 0.019 0.0121 0.072 0.065 2022 5 8 59707 105.117 480.078 -95.1550 0.312 -0.029 0.029 0.019 0.0119 0.072 0.066 2022 5 9 59708 106.699 480.537 -94.9242 0.312 -0.072 0.029 0.019 0.0117 0.072 0.067 2022 5 10 59709 108.427 480.933 -94.8334 0.311 -0.116 0.029 0.019 0.0115 0.073 0.068 2022 5 11 59710 110.941 481.776 -95.0144 0.308 -0.138 0.030 0.020 0.0115 0.073 0.068 2022 5 12 59711 113.474 482.707 -95.4543 0.303 -0.155 0.030 0.020 0.0116 0.073 0.069 2022 5 13 59712 116.107 483.379 -96.0629 0.299 -0.172 0.030 0.020 0.0116 0.073 0.069 2022 5 14 59713 118.527 483.975 -96.7431 0.308 -0.168 0.030 0.020 0.0117 0.073 0.070 2022 5 15 59714 120.799 484.444 -97.3670 0.321 -0.156 0.031 0.020 0.0120 0.073 0.071 2022 5 16 59715 122.385 485.333 -97.8659 0.335 -0.144 0.031 0.020 0.0118 0.074 0.072 2022 5 17 59716 123.240 485.912 -98.1728 0.349 -0.131 0.032 0.020 0.0117 0.074 0.073 2022 5 18 59717 124.614 485.666 -98.2338 0.360 -0.115 0.032 0.021 0.0118 0.074 0.074 2022 5 19 59718 126.492 485.563 -98.0742 0.371 -0.098 0.032 0.021 0.0118 0.074 0.075 2022 5 20 59719 128.370 485.536 -97.9421 0.382 -0.080 0.032 0.021 0.0090 0.074 0.076 2022 5 21 59720 130.677 486.020 -97.7739 0.370 -0.069 0.032 0.021 0.0090 0.074 0.075 2022 5 22 59721 132.949 486.774 -97.7075 0.349 -0.059 0.031 0.021 0.0090 0.074 0.074 2022 5 23 59722 135.359 487.350 -97.7582 0.327 -0.050 0.031 0.021 0.0089 0.074 0.073 2022 5 24 59723 137.703 488.205 -97.9698 0.306 -0.041 0.031 0.021 0.0088 0.074 0.073 2022 5 25 59724 139.642 488.593 -98.2642 0.312 -0.009 0.031 0.021 0.0088 0.074 0.072 2022 5 26 59725 141.637 488.529 -98.5094 0.325 0.029 0.031 0.021 0.0087 0.074 0.072 2022 5 27 59726 143.638 488.445 -98.6407 0.338 0.066 0.031 0.021 0.0105 0.074 0.072 2022 5 28 59727 145.102 488.400 -98.6068 0.336 0.064 0.030 0.021 0.0104 0.074 0.072 2022 5 29 59728 146.706 488.268 -98.3314 0.329 0.046 0.030 0.022 0.0103 0.074 0.071 2022 5 30 59729 148.067 488.086 -97.7877 0.322 0.029 0.029 0.021 0.0120 0.074 0.071 2022 5 31 59730 149.795 487.092 -96.9563 0.315 0.011 0.029 0.021 0.0117 0.074 0.071 2022 6 1 59731 151.943 486.170 -95.9109 0.307 -0.007 0.029 0.021 0.0117 0.074 0.070 Preliminary extension 2022 6 2 59732 154.357 485.426 -94.7757 0.374 -0.007 0.028 0.021 0.0111 0.074 0.069 2022 6 3 59733 156.592 484.783 -93.6356 0.459 -0.004 0.028 0.021 0.0110 0.074 0.068 2022 6 4 59734 158.886 484.144 -92.5599 0.461 -0.013 0.028 0.021 0.0108 0.074 0.066 2022 6 5 59735 161.161 483.622 -91.6220 0.432 -0.027 0.027 0.021 0.0107 0.073 0.064 2022 6 6 59736 163.380 483.146 -90.8316 0.403 -0.041 0.027 0.021 0.0105 0.073 0.062 2022 6 7 59737 166.201 482.813 -90.1753 0.374 -0.055 0.027 0.021 0.0103 0.073 0.061 2022 6 8 59738 169.348 482.837 -89.6832 0.345 -0.069 0.027 0.021 0.0101 0.073 0.059 2022 6 9 59739 172.338 482.897 -89.3391 0.370 -0.062 0.027 0.021 0.0099 0.073 0.058 2022 6 10 59740 175.154 482.900 -89.0938 0.409 -0.049 0.027 0.021 0.0098 0.072 0.056 2022 6 11 59741 177.834 482.722 -88.8496 0.399 -0.060 0.027 0.021 0.0097 0.072 0.055 2022 6 12 59742 180.293 482.009 -88.5153 0.372 -0.080 0.027 0.021 0.0097 0.072 0.055 2022 6 13 59743 182.830 481.259 -87.9519 0.344 -0.100 0.027 0.021 0.0096 0.072 0.054 2022 6 14 59744 185.103 480.399 -87.0968 0.317 -0.120 0.028 0.022 0.0096 0.072 0.053 2022 6 15 59745 187.050 479.331 -85.9991 0.324 -0.163 0.028 0.022 0.0096 0.072 0.054 2022 6 16 59746 189.150 478.015 -84.7467 0.339 -0.211 0.028 0.022 0.0097 0.072 0.056 2022 6 17 59747 191.602 476.733 -83.5082 0.355 -0.259 0.028 0.022 0.0098 0.072 0.058 2022 6 18 59748 194.016 475.540 -82.4177 0.352 -0.261 0.028 0.023 0.0099 0.072 0.059 2022 6 19 59749 196.541 474.543 -81.5807 0.342 -0.246 0.028 0.023 0.0100 0.072 0.061 2022 6 20 59750 199.453 473.586 -80.8810 0.332 -0.231 0.029 0.023 0.0101 0.072 0.062 2022 6 21 59751 202.399 472.811 -80.3092 0.322 -0.217 0.029 0.024 0.0102 0.073 0.063 2022 6 22 59752 205.123 472.281 -79.7561 0.312 -0.202 0.029 0.024 0.0104 0.073 0.064 2022 6 23 59753 207.628 471.656 -79.1179 0.302 -0.187 0.030 0.025 0.0105 0.073 0.065 2022 6 24 59754 210.148 470.820 -78.3047 0.293 -0.172 0.030 0.025 0.0106 0.073 0.066 2022 6 25 59755 212.696 469.734 -77.3274 0.295 -0.165 0.031 0.026 0.0108 0.500 0.500 2022 6 26 59756 215.359 468.491 -76.1786 0.304 -0.166 0.032 0.026 0.0111 0.500 0.500 2022 6 27 59757 218.160 467.068 -74.8187 0.319 -0.175 0.032 0.027 0.0114 0.500 0.500 2022 6 28 59758 221.328 465.630 -73.3804 0.335 -0.188 0.033 0.028 0.0117 0.500 0.500 2022 6 29 59759 224.432 464.174 -71.7674 0.346 -0.199 0.035 0.029 0.0120 0.500 0.500 2022 6 30 59760 227.228 462.644 -70.2316 0.350 -0.207 0.036 0.030 0.0123 0.500 0.500 2022 7 1 59761 230.028 460.923 -68.7179 0.347 -0.209 0.038 0.031 0.0127 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 5 2 59701 -105.619 -9.154 0.178 0.064 2022 5 3 59702 -105.662 -9.372 0.178 0.063 2022 5 4 59703 -105.734 -9.493 0.178 0.062 2022 5 5 59704 -105.770 -9.526 0.178 0.062 2022 5 6 59705 -105.754 -9.581 0.181 0.064 2022 5 7 59706 -105.646 -9.779 0.181 0.065 2022 5 8 59707 -105.347 -10.030 0.181 0.066 2022 5 9 59708 -104.904 -10.197 0.181 0.067 2022 5 10 59709 -104.607 -10.261 0.184 0.068 2022 5 11 59710 -104.732 -10.281 0.184 0.068 2022 5 12 59711 -105.174 -10.290 0.184 0.069 2022 5 13 59712 -105.566 -10.162 0.184 0.069 2022 5 14 59713 -105.773 -9.799 0.184 0.070 2022 5 15 59714 -106.086 -9.399 0.184 0.071 2022 5 16 59715 -106.653 -9.281 0.186 0.072 2022 5 17 59716 -107.146 -9.513 0.186 0.073 2022 5 18 59717 -107.148 -9.846 0.186 0.074 2022 5 19 59718 -106.655 -10.034 0.186 0.075 2022 5 20 59719 -106.062 -10.068 0.186 0.076 2022 5 21 59720 -105.765 -10.071 0.186 0.075 2022 5 22 59721 -105.758 -10.059 0.186 0.074 2022 5 23 59722 -105.848 -9.982 0.186 0.073 2022 5 24 59723 -105.891 -9.829 0.186 0.073 2022 5 25 59724 -105.852 -9.614 0.186 0.072 2022 5 26 59725 -105.918 -9.361 0.186 0.072 2022 5 27 59726 -106.153 -9.084 0.186 0.072 2022 5 28 59727 -106.467 -8.914 0.186 0.072 2022 5 29 59728 -106.669 -8.976 0.186 0.071 2022 5 30 59729 -106.716 -9.292 0.186 0.071 2022 5 31 59730 -106.700 -9.703 0.186 0.071 2022 6 1 59731 -106.731 -9.971 0.186 0.070 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 5 2 59701 -0.1804 0.0066 15.04106721008 0.00000000115 2022 5 3 59702 -0.2597 0.0066 15.04106722388 0.00000000115 2022 5 4 59703 -0.3627 0.0067 15.04106724181 0.00000000117 2022 5 5 59704 -0.4471 0.0067 15.04106725650 0.00000000117 2022 5 6 59705 -0.4926 0.0066 15.04106726443 0.00000000115 2022 5 7 59706 -0.4413 0.0066 15.04106725549 0.00000000115 2022 5 8 59707 -0.3482 0.0067 15.04106723929 0.00000000117 2022 5 9 59708 -0.1830 0.0067 15.04106721053 0.00000000117 2022 5 10 59709 0.0630 0.0067 15.04106716770 0.00000000117 2022 5 11 59710 0.3317 0.0067 15.04106712093 0.00000000117 2022 5 12 59711 0.5401 0.0068 15.04106708465 0.00000000118 2022 5 13 59712 0.6728 0.0067 15.04106706154 0.00000000117 2022 5 14 59713 0.6758 0.0067 15.04106706102 0.00000000117 2022 5 15 59714 0.5635 0.0067 15.04106708057 0.00000000117 2022 5 16 59715 0.3927 0.0068 15.04106711031 0.00000000118 2022 5 17 59716 0.1822 0.0068 15.04106714695 0.00000000118 2022 5 18 59717 -0.0398 0.0068 15.04106718560 0.00000000118 2022 5 19 59718 -0.1864 0.0068 15.04106721112 0.00000000118 2022 5 20 59719 -0.2105 0.0068 15.04106721532 0.00000000118 2022 5 21 59720 -0.1399 0.0068 15.04106720303 0.00000000118 2022 5 22 59721 0.0022 0.0068 15.04106717829 0.00000000118 2022 5 23 59722 0.1510 0.0068 15.04106715238 0.00000000118 2022 5 24 59723 0.2528 0.0068 15.04106713466 0.00000000118 2022 5 25 59724 0.2434 0.0067 15.04106713630 0.00000000117 2022 5 26 59725 0.2071 0.0067 15.04106714262 0.00000000117 2022 5 27 59726 0.0754 0.0067 15.04106716554 0.00000000117 2022 5 28 59727 -0.1651 0.0068 15.04106720741 0.00000000118 2022 5 29 59728 -0.4364 0.0068 15.04106725464 0.00000000118 2022 5 30 59729 -0.6967 0.0067 15.04106729996 0.00000000117 2022 5 31 59730 -0.9206 0.0067 15.04106733893 0.00000000117 2022 6 1 59731 -1.0845 0.0067 15.04106736747 0.00000000117 4 - INFORMATION ON TIME SCALES TAI - UTC = 37 s. during period [59701-59731] No leap second introduced during period [59701-59731] 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 CGS cgs2007a.eops 51 80 5 - 0 0 5 59703.19 to 59716.20 203 56 27 - 366 309 BKG bkg2020a.eoxy 47 49 2 - 11 28 8 59703.21 to 59726.27 89 37 22 - 37 25 GSFC gsf2020a.eoxy 45 40 3 6 11 28 8 59703.21 to 59726.27 67 30 23 16 22 26 IAA iaa2021a.eops 33 39 2 - 10 28 8 59703.21 to 59726.27 186 131 31 - 55 48 USNO usn2022a.eoxy 28 27 1 - 10 26 8 59703.21 to 59726.27 54 35 22 - 25 18 IVS * ivs20r1X.eops 19 25 1 - 4 12 8 59703.21 to 59726.28 89 82 19 - 3 6 VLBI Intensive GSI * gsiint2c.eopi - - 3 - - - 8 59706.33 to 59728.33 - - 28 - - - BKG * bkg2020.eopi - - 5 - - - 52 59701.79 to 59730.79 - - 50 - - - GSFC * gsf2020a.eopi - - 6 - - - 48 59701.79 to 59731.00 - - 159 - - - IAA * iaa2021a.eopi - - 13 - - - 58 59701.79 to 59730.79 - - 49 - - - USNO * usn2022a.eopi - - 6 - - - 43 59701.75 to 59731.00 - - 42 - - - GPS CODE COD*ERP_R 4 4 - 0 - - 30 59701.50 to 59730.50 26 25 - 11 - - JPL jpl*.erp 9 10 - 5 - - 30 59701.50 to 59730.50 37 38 - 22 - - GFZ gfz*.erp 8 9 - 2 - - 30 59701.50 to 59730.50 36 33 - 15 - - ESOC esa*.erp 7 8 - 3 - - 30 59701.50 to 59730.50 40 34 - 9 - - SIO sio*.erp 24 24 - 9 - - 30 59701.50 to 59730.50 43 43 - 16 - - EMR emr*.erp 3 2 - 0 - - 30 59701.50 to 59730.50 52 45 - 12 - - IAA gnss.res 0 0 - 0 - - 30 59701.50 to 59730.50 58 52 - 20 - - GRGS grg*.erp 229 229 - 0 - - 30 59701.50 to 59730.50 30 24 - 10 - - ASI asi*.erp 9 8 - 0 - - 30 59701.50 to 59730.50 135 117 - 53 - - MIT mit*.erp 13 13 - 2 - - 30 59701.50 to 59730.50 41 38 - 14 - - IGR * igs96p02.erp 13 9 - 1 - - 30 59701.50 to 59730.50 31 28 - 12 - - IGS * igs00p03.erp 3 3 - 0 - - 30 59701.50 to 59730.50 32 32 - 14 - - SLR MCC tg*.02 180 207 - 24 - - 31 59701.00 to 59731.00 154 170 - 188 - - IAA slr_v.dat 64 75 - 4 - - 31 59701.00 to 59731.00 273 204 - 26 - - ASI asi2021a.eops 67 70 - 0 - - 30 59701.50 to 59730.50 233 265 - 31 - - ILRS * ilrsa.eop 50 55 - 8 - - 30 59701.50 to 59730.50 169 214 - 33 - - BULLETIN A NEOS mark3.out 24 30 6 - - - 31 59701.00 to 59731.00 44 38 25 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html