BULLETIN B 372 4 February 2019 Contents are described in ftp://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 X err Y err (0 h UTC) mas mas ms mas mas mas mas ms mas mas Final values Mean formal error 0.057 0.040 0.0154 0.041 0.113 2018 12 2 58454 146.188 273.492 -13.7963 0.370 0.091 0.058 0.040 0.0158 0.094 0.080 2018 12 3 58455 143.733 272.864 -15.0275 0.357 0.093 0.057 0.039 0.0159 0.090 0.075 2018 12 4 58456 141.902 272.288 -16.1613 0.345 0.094 0.057 0.039 0.0162 0.091 0.079 2018 12 5 58457 139.736 272.071 -17.0167 0.333 0.096 0.057 0.039 0.0164 0.093 0.082 2018 12 6 58458 137.181 271.827 -17.7271 0.320 0.098 0.057 0.039 0.0165 0.094 0.086 2018 12 7 58459 134.745 271.478 -18.2953 0.317 0.112 0.057 0.039 0.0164 0.096 0.094 2018 12 8 58460 132.922 271.000 -18.7510 0.322 0.093 0.057 0.040 0.0166 0.097 0.096 2018 12 9 58461 131.771 270.813 -19.1537 0.345 0.083 0.057 0.040 0.0167 0.099 0.100 2018 12 10 58462 130.336 271.024 -19.5688 0.368 0.073 0.057 0.040 0.0170 0.100 0.104 2018 12 11 58463 128.667 271.114 -19.9348 0.439 0.049 0.056 0.040 0.0139 0.088 0.072 2018 12 12 58464 126.861 271.006 -20.3877 0.452 0.042 0.056 0.040 0.0141 0.090 0.075 2018 12 13 58465 124.815 270.460 -20.9197 0.459 0.037 0.057 0.040 0.0143 0.091 0.079 2018 12 14 58466 123.182 270.033 -21.5385 0.466 0.032 0.056 0.039 0.0145 0.093 0.083 2018 12 15 58467 121.105 269.581 -22.2356 0.462 0.021 0.057 0.040 0.0146 0.095 0.087 2018 12 16 58468 119.215 268.992 -23.0399 0.455 0.007 0.057 0.040 0.0148 0.096 0.091 2018 12 17 58469 117.513 268.466 -23.9681 0.448 -0.007 0.057 0.040 0.0148 0.098 0.095 2018 12 18 58470 115.378 268.031 -25.0054 0.441 -0.021 0.057 0.040 0.0149 0.099 0.100 2018 12 19 58471 113.310 267.412 -26.0531 0.434 -0.035 0.058 0.040 0.0149 0.101 0.104 2018 12 20 58472 111.645 267.029 -26.9508 0.427 -0.049 0.057 0.040 0.0149 0.102 0.109 2018 12 21 58473 109.928 266.784 -27.6885 0.420 -0.063 0.057 0.040 0.0149 0.104 0.115 2018 12 22 58474 107.844 266.547 -28.2633 0.424 -0.045 0.058 0.040 0.0149 0.106 0.121 2018 12 23 58475 105.771 266.523 -28.7260 0.433 -0.016 0.058 0.040 0.0149 0.108 0.128 2018 12 24 58476 103.568 266.619 -29.1805 0.441 0.012 0.058 0.040 0.0149 0.109 0.136 2018 12 25 58477 101.399 266.731 -29.7086 0.450 0.041 0.058 0.040 0.0150 0.111 0.144 2018 12 26 58478 99.191 267.291 -30.3403 0.458 0.070 0.059 0.040 0.0152 0.113 0.152 2018 12 27 58479 97.243 268.062 -31.1250 0.467 0.099 0.059 0.041 0.0153 0.115 0.160 2018 12 28 58480 95.386 268.943 -32.0558 0.492 0.056 0.059 0.041 0.0155 0.117 0.166 2018 12 29 58481 93.287 269.794 -33.0778 0.000 0.000 0.060 0.041 0.0155 0.118 0.170 2018 12 30 58482 90.833 270.481 -34.1395 0.000 0.000 0.060 0.041 0.0156 0.119 0.174 2018 12 31 58483 88.418 270.759 -35.1996 0.000 0.000 0.060 0.042 0.0156 0.121 0.177 2019 1 1 58484 86.355 271.110 -36.1757 0.000 0.000 0.061 0.042 0.0156 0.122 0.180 Preliminary extension 2019 1 2 58485 84.456 272.016 -37.0637 0.000 0.000 0.061 0.043 0.0156 0.123 0.182 2019 1 3 58486 81.850 272.577 -37.7869 0.000 0.000 0.062 0.043 0.0156 0.124 0.184 2019 1 4 58487 79.025 272.565 -38.3089 0.000 0.000 0.063 0.043 0.0155 0.125 0.185 2019 1 5 58488 76.408 272.546 -38.7706 0.000 0.000 0.063 0.044 0.0154 0.126 0.187 2019 1 6 58489 74.158 272.886 -39.2232 0.000 0.000 0.064 0.045 0.0152 0.127 0.188 2019 1 7 58490 72.145 273.371 -39.5131 0.000 0.000 0.065 0.046 0.0150 0.128 0.189 2019 1 8 58491 71.088 273.794 -39.7751 0.000 0.000 0.067 0.046 0.0149 0.129 0.190 2019 1 9 58492 70.623 274.765 -40.1420 0.000 0.000 0.068 0.047 0.0148 0.130 0.191 2019 1 10 58493 69.768 275.754 -40.6156 0.000 0.000 0.070 0.049 0.0147 0.131 0.192 2019 1 11 58494 68.786 276.037 -41.1338 0.000 0.000 0.072 0.050 0.0146 0.132 0.192 2019 1 12 58495 68.362 276.955 -41.7637 0.000 0.000 0.074 0.052 0.0146 0.132 0.193 2019 1 13 58496 67.597 278.379 -42.5099 0.000 0.000 0.033 0.026 0.0091 0.071 0.060 2019 1 14 58497 66.993 280.003 -43.3183 0.000 0.000 0.034 0.026 0.0092 0.072 0.063 2019 1 15 58498 66.267 281.947 -44.1943 0.000 0.000 0.034 0.026 0.0092 0.073 0.065 2019 1 16 58499 65.529 283.704 -45.0766 0.000 0.000 0.035 0.027 0.0094 0.075 0.069 2019 1 17 58500 64.410 285.514 -45.9561 0.000 0.000 0.035 0.027 0.0096 0.076 0.074 2019 1 18 58501 63.010 286.780 -46.7781 0.000 0.000 0.035 0.027 0.0098 0.078 0.079 2019 1 19 58502 61.854 287.728 -47.5137 0.000 0.000 0.036 0.028 0.0100 0.079 0.083 2019 1 20 58503 60.887 288.645 -48.2622 0.000 0.000 0.036 0.028 0.0102 0.080 0.087 2019 1 21 58504 59.951 289.599 -49.0451 0.000 0.000 0.036 0.028 0.0104 0.082 0.091 2019 1 22 58505 59.487 290.569 -49.9798 0.000 0.000 0.037 0.029 0.0106 0.083 0.095 2019 1 23 58506 58.987 291.937 -51.0554 0.000 0.000 0.037 0.029 0.0109 0.084 0.099 2019 1 24 58507 58.400 293.874 -52.2558 0.000 0.000 0.037 0.029 0.0111 0.085 0.102 2019 1 25 58508 57.011 295.886 -53.6506 0.000 0.000 0.036 0.030 0.0113 0.087 0.105 2019 1 26 58509 55.441 297.198 -55.0923 0.000 0.000 0.036 0.030 0.0117 0.088 0.108 2019 1 27 58510 54.245 298.627 -56.5194 0.000 0.000 0.037 0.030 0.0120 0.089 0.111 2019 1 28 58511 53.506 300.087 -57.8514 0.000 0.000 0.037 0.030 0.0123 0.090 0.114 2019 1 29 58512 52.646 301.530 -58.9966 0.000 0.000 0.037 0.031 0.0127 0.091 0.116 2019 1 30 58513 51.654 302.875 -59.8776 0.000 0.000 0.038 0.032 0.0131 0.092 0.119 2019 1 31 58514 50.603 304.329 -60.6081 0.000 0.000 0.039 0.033 0.0135 0.093 0.121 2019 2 1 58515 49.845 306.178 -61.1767 0.000 0.000 0.040 0.034 0.0139 0.094 0.123 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 2018 12 2 58454 -107.465 -7.770 0.236 0.080 2018 12 3 58455 -107.717 -7.827 0.226 0.075 2018 12 4 58456 -108.068 -7.884 0.229 0.079 2018 12 5 58457 -108.306 -7.913 0.234 0.082 2018 12 6 58458 -108.296 -7.911 0.236 0.086 2018 12 7 58459 -108.076 -7.898 0.241 0.094 2018 12 8 58460 -107.814 -7.947 0.244 0.096 2018 12 9 58461 -107.542 -7.983 0.249 0.100 2018 12 10 58462 -107.261 -7.953 0.251 0.104 2018 12 11 58463 -106.862 -7.862 0.221 0.072 2018 12 12 58464 -106.722 -7.745 0.226 0.075 2018 12 13 58465 -106.748 -7.693 0.229 0.079 2018 12 14 58466 -106.792 -7.719 0.234 0.083 2018 12 15 58467 -106.756 -7.779 0.239 0.087 2018 12 16 58468 -106.695 -7.808 0.241 0.091 2018 12 17 58469 -106.777 -7.753 0.246 0.095 2018 12 18 58470 -106.991 -7.582 0.249 0.100 2018 12 19 58471 -107.147 -7.308 0.254 0.104 2018 12 20 58472 -107.172 -7.056 0.256 0.109 2018 12 21 58473 -107.210 -7.012 0.261 0.115 2018 12 22 58474 -107.295 -7.203 0.266 0.121 2018 12 23 58475 -107.250 -7.441 0.271 0.128 2018 12 24 58476 -106.905 -7.451 0.274 0.136 2018 12 25 58477 -106.364 -7.187 0.279 0.144 2018 12 26 58478 -105.918 -6.884 0.284 0.152 2018 12 27 58479 -105.722 -6.756 0.289 0.160 2018 12 28 58480 -105.686 -6.861 0.294 0.166 2018 12 29 58481 -107.025 -7.014 0.297 0.170 2018 12 30 58482 -107.136 -7.091 0.299 0.174 2018 12 31 58483 -107.286 -7.175 0.304 0.177 2019 1 1 58484 -107.515 -7.255 0.307 0.180 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 2018 12 2 58454 1.2950 0.0129 15.04106695323 0.00000000225 2018 12 3 58455 1.2135 0.0126 15.04106696742 0.00000000219 2018 12 4 58456 1.0113 0.0126 15.04106700262 0.00000000219 2018 12 5 58457 0.7823 0.0127 15.04106704248 0.00000000221 2018 12 6 58458 0.6074 0.0127 15.04106707293 0.00000000221 2018 12 7 58459 0.5137 0.0128 15.04106708924 0.00000000223 2018 12 8 58460 0.4389 0.0129 15.04106710226 0.00000000225 2018 12 9 58461 0.3767 0.0129 15.04106711309 0.00000000225 2018 12 10 58462 0.3776 0.0130 15.04106711294 0.00000000226 2018 12 11 58463 0.4417 0.0131 15.04106710178 0.00000000228 2018 12 12 58464 0.4915 0.0131 15.04106709311 0.00000000228 2018 12 13 58465 0.5611 0.0132 15.04106708099 0.00000000230 2018 12 14 58466 0.6532 0.0129 15.04106706496 0.00000000225 2018 12 15 58467 0.7461 0.0129 15.04106704878 0.00000000225 2018 12 16 58468 0.8557 0.0130 15.04106702970 0.00000000226 2018 12 17 58469 0.9899 0.0131 15.04106700634 0.00000000228 2018 12 18 58470 1.0471 0.0131 15.04106699638 0.00000000228 2018 12 19 58471 0.9827 0.0132 15.04106700760 0.00000000230 2018 12 20 58472 0.8161 0.0129 15.04106703660 0.00000000225 2018 12 21 58473 0.6370 0.0130 15.04106706778 0.00000000226 2018 12 22 58474 0.5040 0.0130 15.04106709093 0.00000000226 2018 12 23 58475 0.4507 0.0131 15.04106710021 0.00000000228 2018 12 24 58476 0.4771 0.0132 15.04106709561 0.00000000230 2018 12 25 58477 0.5616 0.0133 15.04106708090 0.00000000232 2018 12 26 58478 0.7122 0.0133 15.04106705469 0.00000000232 2018 12 27 58479 0.8673 0.0134 15.04106702769 0.00000000233 2018 12 28 58480 1.0205 0.0135 15.04106700102 0.00000000235 2018 12 29 58481 1.1069 0.0136 15.04106698597 0.00000000237 2018 12 30 58482 1.0616 0.0137 15.04106699386 0.00000000238 2018 12 31 58483 0.9708 0.0138 15.04106700967 0.00000000240 2019 1 1 58484 0.9181 0.0139 15.04106701884 0.00000000242 4 - INFORMATION ON TIME SCALES TAI - UTC = 37 s. during period [58454-58484] No leap second introduced during period [58454-58484] 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/ or 145.238.100.28 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 bkg00014.eops - - - - - - 0 58438.00 to 58514.00 - - - - - - GSFC gsf2016a.eoxy 80 76 4 13 16 45 9 58456.21 to 58480.27 58 168 11 14 38 61 IAA iaa2007a.eops - - - - - - 0 58443.00 to 58514.00 - - - - - - USNO usn2018b.eoxy 44 42 2 - 17 45 8 58456.21 to 58480.27 47 68 9 - 34 48 IVS * ivs14r1X.eops 54 42 2 - 17 50 7 58456.21 to 58480.27 38 68 10 - 24 50 VLBI Intensive GSI * gsiint2c.eopi - - 10 - - - 9 58454.33 to 58481.33 - - 28 - - - BKG * bkgint14.eopi - - 20 - - - 14 58455.79 to 58480.80 - - 24 - - - GSFC * gsf2016a.eopi - - 14 - - - 29 58454.33 to 58483.79 - - 23 - - - IAA * iaa2005a.eopi - - 51 - - - 30 58454.32 to 58483.20 - - 52 - - - PUL pul2010a.eopi - - 14 - - - 22 58454.33 to 58481.33 - - 31 - - - USNO * usn2018b.eopi - - 19 - - - 28 58454.33 to 58483.79 - - 24 - - - GPS CODE COD*ERP_R 6 6 - 1 - - 30 58454.50 to 58483.50 38 32 - 9 - - JPL jpl*.erp 10 11 - 5 - - 30 58454.50 to 58483.50 45 31 - 15 - - GFZ gfz*.erp 4 5 - 1 - - 30 58454.50 to 58483.50 45 28 - 9 - - ESOC esa*.erp 8 8 - 2 - - 30 58454.50 to 58483.50 36 27 - 7 - - SIO sio*.erp siu*.erp 65 69 - 18 - - 30 58454.50 to 58483.50 46 35 - 16 - - EMR emr*.erp 3 3 - 0 - - 30 58454.50 to 58483.50 46 35 - 8 - - IAA gnss.res 4 4 - 0 - - 30 58454.50 to 58483.50 77 47 - 24 - - GRGS grg*.erp 61 61 - 0 - - 30 58454.50 to 58483.50 31 19 - 8 - - ASI asi*.erp 7 7 - 0 - - 30 58454.50 to 58483.50 40 48 - 29 - - MIT mit*.erp 13 13 - 1 - - 30 58454.50 to 58483.50 41 23 - 12 - - IGR * igs96p02.erp 13 13 - 2 - - 30 58454.50 to 58483.50 38 25 - 9 - - IGS * igs00p03.erp 4 4 - 0 - - 30 58454.50 to 58483.50 36 18 - 10 - - SLR MCC tg*.02 191 189 - 26 - - 21 58454.00 to 58474.00 123 158 - 108 - - IAA slr_v.dat 72 76 - 4 - - 31 58454.00 to 58484.00 279 232 - 27 - - ASI slr_oca*.eop 73 79 - 18 - - 30 58454.50 to 58483.50 191 188 - 65 - - ILRS * ilrsa.eop 52 57 - 8 - - 30 58454.50 to 58483.50 125 141 - 24 - - BULLETIN A NEOS mark3.out 18 15 4 - - - 31 58454.00 to 58484.00 48 34 19 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html