BULLETIN B 367 3 Septembre 2018 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 0.051 0.036 0.0202 0.029 0.078 2018 7 2 58301 164.852 428.652 71.2642 -0.080 -0.025 0.056 0.039 0.0199 0.060 0.069 2018 7 3 58302 166.885 427.192 71.6534 -0.062 -0.020 0.053 0.038 0.0212 0.059 0.070 2018 7 4 58303 169.493 425.894 71.9558 -0.051 -0.021 0.052 0.038 0.0192 0.059 0.071 2018 7 5 58304 172.372 425.368 72.1690 -0.042 -0.022 0.055 0.039 0.0163 0.059 0.073 2018 7 6 58305 174.544 425.409 72.2937 -0.033 -0.024 0.054 0.038 0.0134 0.060 0.075 2018 7 7 58306 176.281 425.151 72.3928 -0.037 -0.013 0.055 0.038 0.0189 0.059 0.073 2018 7 8 58307 177.822 425.068 72.2879 -0.046 0.003 0.058 0.039 0.0230 0.058 0.070 2018 7 9 58308 178.757 424.807 72.1294 -0.055 0.018 0.058 0.039 0.0270 0.057 0.067 2018 7 10 58309 179.172 423.852 71.9740 -0.064 0.034 0.051 0.034 0.0209 0.056 0.063 2018 7 11 58310 180.186 422.669 71.8248 -0.074 0.049 0.049 0.034 0.0157 0.055 0.060 2018 7 12 58311 181.301 421.677 71.8512 -0.083 0.065 0.053 0.038 0.0147 0.055 0.057 2018 7 13 58312 182.418 420.426 71.7776 -0.092 0.081 0.050 0.037 0.0107 0.054 0.053 2018 7 14 58313 184.079 419.376 71.8150 -0.101 0.086 0.053 0.038 0.0148 0.054 0.055 2018 7 15 58314 185.564 418.707 71.7083 -0.109 0.087 0.051 0.035 0.0186 0.055 0.057 2018 7 16 58315 186.391 418.469 71.4232 -0.118 0.088 0.044 0.034 0.0148 0.057 0.060 2018 7 17 58316 187.240 418.109 70.9701 -0.126 0.090 0.043 0.034 0.0145 0.058 0.063 2018 7 18 58317 188.227 417.540 70.3899 -0.135 0.091 0.048 0.034 0.0480 0.059 0.066 2018 7 19 58318 189.238 416.763 69.8254 -0.144 0.092 0.052 0.038 0.0422 0.060 0.069 2018 7 20 58319 190.448 415.788 69.3917 -0.152 0.093 0.047 0.033 0.0181 0.062 0.071 2018 7 21 58320 191.637 414.675 69.1145 -0.142 0.096 0.043 0.029 0.0114 0.066 0.075 2018 7 22 58321 192.614 413.612 69.0077 -0.124 0.098 0.044 0.030 0.0112 0.073 0.080 2018 7 23 58322 193.731 412.738 69.0495 -0.107 0.101 0.049 0.034 0.0119 0.079 0.084 2018 7 24 58323 194.740 412.257 69.1959 -0.089 0.104 0.052 0.039 0.0142 0.085 0.089 2018 7 25 58324 195.441 411.953 69.3493 -0.072 0.107 0.051 0.038 0.0144 0.091 0.093 2018 7 26 58325 195.780 411.407 69.5655 -0.054 0.109 0.050 0.038 0.0199 0.097 0.097 2018 7 27 58326 196.301 410.505 69.6997 -0.037 0.112 0.051 0.039 0.0238 0.103 0.102 2018 7 28 58327 196.888 409.817 69.7518 -0.019 0.115 0.055 0.039 0.0300 0.109 0.106 2018 7 29 58328 197.512 408.773 69.9362 -0.002 0.117 0.056 0.039 0.0274 0.115 0.111 2018 7 30 58329 198.298 407.724 69.9870 0.016 0.120 0.050 0.039 0.0222 0.122 0.115 2018 7 31 58330 198.404 406.561 69.9020 0.033 0.123 0.049 0.039 0.0249 0.128 0.120 2018 8 1 58331 198.570 405.229 69.7355 0.008 0.069 0.054 0.039 0.0218 0.113 0.108 Preliminary extension 2018 8 2 58332 198.923 404.282 69.4926 -0.029 0.000 0.054 0.039 0.0171 0.093 0.093 2018 8 3 58333 199.386 403.121 69.2020 -0.065 -0.069 0.052 0.038 0.0124 0.073 0.078 2018 8 4 58334 199.957 402.109 68.8989 0.000 0.000 0.047 0.038 0.0147 0.076 0.080 2018 8 5 58335 200.242 401.035 68.6304 0.000 0.000 0.050 0.039 0.0196 0.079 0.083 2018 8 6 58336 200.421 399.818 68.4652 0.000 0.000 0.056 0.039 0.0350 0.079 0.083 2018 8 7 58337 200.646 398.587 68.3176 0.000 0.000 0.057 0.039 0.0157 0.079 0.083 2018 8 8 58338 200.782 397.377 68.3666 0.000 0.000 0.057 0.039 0.0252 0.079 0.083 2018 8 9 58339 200.743 396.165 68.3559 0.000 0.000 0.056 0.039 0.0306 0.079 0.083 2018 8 10 58340 201.180 394.678 68.2429 0.000 0.000 0.049 0.038 0.0344 0.079 0.083 2018 8 11 58341 202.017 393.054 67.9568 0.000 0.000 0.049 0.038 0.0195 0.079 0.083 2018 8 12 58342 203.153 391.467 67.5577 0.000 0.000 0.049 0.039 0.0207 0.079 0.083 2018 8 13 58343 203.880 390.141 67.0080 0.000 0.000 0.049 0.039 0.0224 0.079 0.083 2018 8 14 58344 204.200 388.840 66.3181 0.000 0.000 0.056 0.039 0.0136 0.079 0.083 2018 8 15 58345 204.312 387.563 65.7755 0.000 0.000 0.022 0.014 4.3279 0.088 0.092 2018 8 16 58346 204.484 386.149 65.1913 0.000 0.000 0.025 0.014 3.5017 0.088 0.092 2018 8 17 58347 204.742 384.864 64.7548 0.000 0.000 0.025 0.017 0.0377 0.088 0.092 2018 8 18 58348 205.202 383.306 64.4866 0.000 0.000 0.024 0.022 0.0372 0.088 0.092 2018 8 19 58349 205.773 381.901 64.4191 0.000 0.000 0.025 0.024 0.0430 0.088 0.092 2018 8 20 58350 206.284 380.963 64.5353 0.000 0.000 0.032 0.019 4.9677 0.088 0.092 2018 8 21 58351 207.156 380.237 64.5203 0.000 0.000 0.033 0.018 1.3776 0.088 0.092 2018 8 22 58352 208.065 379.505 64.6206 0.000 0.000 0.034 0.019 5.8652 0.088 0.092 2018 8 23 58353 208.701 378.451 64.7949 0.000 0.000 0.038 0.011 1.0624 0.088 0.092 2018 8 24 58354 209.187 377.187 64.8400 0.000 0.000 0.033 0.009 5.1900 0.088 0.092 2018 8 25 58355 209.696 375.985 65.2279 0.000 0.000 0.033 0.019 6.2214 0.088 0.092 2018 8 26 58356 210.458 375.021 65.1510 0.000 0.000 0.028 0.026 2.1183 0.088 0.092 2018 8 27 58357 210.987 373.846 64.9989 0.000 0.000 0.026 0.020 3.4871 0.088 0.092 2018 8 28 58358 211.235 372.817 64.7843 0.000 0.000 0.031 0.018 0.0387 0.088 0.092 2018 8 29 58359 211.241 371.713 64.4539 0.000 0.000 0.028 0.024 0.0240 0.088 0.092 2018 8 30 58360 211.581 370.462 64.1063 0.000 0.000 0.034 0.026 0.5687 0.088 0.092 2018 8 31 58361 211.876 369.409 63.7521 0.000 0.000 0.041 0.029 3.7522 0.088 0.092 2018 9 1 58362 211.692 367.901 63.4110 0.000 0.000 0.040 0.033 7.3064 0.088 0.092 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 7 2 58301 -108.389 -11.848 0.151 0.069 2018 7 3 58302 -108.498 -11.843 0.148 0.070 2018 7 4 58303 -108.419 -11.773 0.148 0.071 2018 7 5 58304 -108.374 -11.635 0.148 0.073 2018 7 6 58305 -108.719 -11.551 0.151 0.075 2018 7 7 58306 -109.499 -11.576 0.148 0.073 2018 7 8 58307 -110.260 -11.624 0.146 0.070 2018 7 9 58308 -110.636 -11.573 0.143 0.067 2018 7 10 58309 -110.752 -11.471 0.141 0.063 2018 7 11 58310 -110.916 -11.491 0.138 0.060 2018 7 12 58311 -111.112 -11.639 0.138 0.057 2018 7 13 58312 -111.100 -11.722 0.136 0.053 2018 7 14 58313 -110.826 -11.642 0.136 0.055 2018 7 15 58314 -110.531 -11.527 0.138 0.057 2018 7 16 58315 -110.504 -11.525 0.143 0.060 2018 7 17 58316 -110.846 -11.573 0.146 0.063 2018 7 18 58317 -111.405 -11.539 0.148 0.066 2018 7 19 58318 -111.830 -11.459 0.151 0.069 2018 7 20 58319 -111.874 -11.477 0.156 0.071 2018 7 21 58320 -111.647 -11.620 0.166 0.075 2018 7 22 58321 -111.571 -11.765 0.184 0.080 2018 7 23 58322 -111.844 -11.813 0.199 0.084 2018 7 24 58323 -112.246 -11.817 0.214 0.089 2018 7 25 58324 -112.466 -11.874 0.229 0.093 2018 7 26 58325 -112.409 -11.964 0.244 0.097 2018 7 27 58326 -112.229 -11.959 0.259 0.102 2018 7 28 58327 -112.117 -11.804 0.274 0.106 2018 7 29 58328 -112.171 -11.604 0.289 0.111 2018 7 30 58329 -112.337 -11.497 0.307 0.115 2018 7 31 58330 -112.487 -11.494 0.322 0.120 2018 8 1 58331 -112.618 -11.547 0.284 0.108 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 7 2 58301 -0.5769 0.0113 15.04106727910 0.00000000197 2018 7 3 58302 -0.4792 0.0112 15.04106726209 0.00000000195 2018 7 4 58303 -0.3125 0.0117 15.04106723307 0.00000000204 2018 7 5 58304 -0.1618 0.0119 15.04106720684 0.00000000207 2018 7 6 58305 -0.0079 0.0121 15.04106718005 0.00000000211 2018 7 7 58306 0.0967 0.0124 15.04106716184 0.00000000216 2018 7 8 58307 0.1420 0.0118 15.04106715395 0.00000000205 2018 7 9 58308 0.1328 0.0110 15.04106715555 0.00000000191 2018 7 10 58309 0.1034 0.0109 15.04106716067 0.00000000190 2018 7 11 58310 0.0650 0.0106 15.04106716735 0.00000000185 2018 7 12 58311 -0.0210 0.0106 15.04106718233 0.00000000185 2018 7 13 58312 -0.0531 0.0113 15.04106718791 0.00000000197 2018 7 14 58313 0.0123 0.0123 15.04106717653 0.00000000214 2018 7 15 58314 0.1510 0.0118 15.04106715238 0.00000000205 2018 7 16 58315 0.3376 0.0110 15.04106711990 0.00000000191 2018 7 17 58316 0.4982 0.0108 15.04106709194 0.00000000188 2018 7 18 58317 0.5515 0.0112 15.04106708266 0.00000000195 2018 7 19 58318 0.5042 0.0111 15.04106709090 0.00000000193 2018 7 20 58319 0.3588 0.0105 15.04106711621 0.00000000183 2018 7 21 58320 0.1953 0.0108 15.04106714467 0.00000000188 2018 7 22 58321 0.0312 0.0109 15.04106717324 0.00000000190 2018 7 23 58322 -0.0813 0.0116 15.04106719282 0.00000000202 2018 7 24 58323 -0.1218 0.0119 15.04106719987 0.00000000207 2018 7 25 58324 -0.1512 0.0109 15.04106720499 0.00000000190 2018 7 26 58325 -0.1756 0.0104 15.04106720924 0.00000000181 2018 7 27 58326 -0.1537 0.0106 15.04106720543 0.00000000185 2018 7 28 58327 -0.1302 0.0115 15.04106720134 0.00000000200 2018 7 29 58328 -0.0871 0.0122 15.04106719383 0.00000000212 2018 7 30 58329 -0.0144 0.0123 15.04106718118 0.00000000214 2018 7 31 58330 0.0739 0.0125 15.04106716581 0.00000000218 2018 8 1 58331 0.1952 0.0116 15.04106714469 0.00000000202 4 - INFORMATION ON TIME SCALES TAI - UTC = 37 s. during period [58301-58331] No leap second introduced during period [58301-58331] 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 63 72 4 - 15 40 4 58305.27 to 58326.27 39 38 23 - 46 19 GSFC gsf2016a.eoxy 40 42 2 7 10 27 9 58302.21 to 58330.21 44 64 42 13 37 43 IAA iaa2007a.eops 35 38 2 - 11 30 3 58305.27 to 58319.27 37 32 18 - 32 34 USNO usn2018b.eoxy 30 31 2 - 12 30 4 58305.27 to 58330.21 37 63 27 - 46 28 IVS * ivs14r1X.eops 15 15 1 - 5 15 5 58302.21 to 58330.21 35 54 21 - 3 3 VLBI Intensive GSI * gsiint2c.eopi - - 21 - - - 8 58306.33 to 58328.33 - - 50 - - - BKG * bkgint14.eopi - - 18 - - - 27 58301.79 to 58330.79 - - 51 - - - GSFC * gsf2016a.eopi - - 17 - - - 30 58301.79 to 58330.79 - - 52 - - - IAA * iaa2005a.eopi - - 21 - - - 17 58301.79 to 58328.33 - - 48 - - - PUL pul2010a.eopi - - 21 - - - 19 58301.79 to 58328.33 - - 55 - - - USNO * usn2018b.eopi - - 15 - - - 55 58301.32 to 58330.79 - - 77 - - - GPS CODE COD*ERP_R 6 6 - 1 - - 30 58301.50 to 58330.50 40 32 - 12 - - JPL jpl*.erp 9 10 - 5 - - 30 58301.50 to 58330.50 45 32 - 18 - - GFZ gfz*.erp 5 5 - 1 - - 30 58301.50 to 58330.50 47 30 - 13 - - ESOC esa*.erp 8 8 - 3 - - 30 58301.50 to 58330.50 40 26 - 12 - - SIO sio*.erp siu*.erp 59 64 - 18 - - 30 58301.50 to 58330.50 51 44 - 22 - - EMR emr*.erp 3 3 - 0 - - 30 58301.50 to 58330.50 50 52 - 10 - - IAA gnss.res 5 5 - 0 - - 30 58301.50 to 58330.50 67 81 - 18 - - GRGS grg*.erp 67 67 - 0 - - 30 58301.50 to 58330.50 43 31 - 9 - - ASI asi*.erp 7 8 - 0 - - 30 58301.50 to 58330.50 46 39 - 43 - - MIT mit*.erp 13 13 - 1 - - 30 58301.50 to 58330.50 42 32 - 11 - - IGR * igs96p02.erp 12 11 - 3 - - 30 58301.50 to 58330.50 38 32 - 8 - - IGS * igs00p03.erp 3 3 - 0 - - 30 58301.50 to 58330.50 40 25 - 10 - - SLR MCC tg*.02 146 181 - 34 - - 27 58301.00 to 58327.00 93 139 - 259 - - IAA slr_v.dat 46 59 - 4 - - 31 58301.00 to 58331.00 184 286 - 40 - - ASI asi*.eop 51 62 - 11 - - 30 58301.50 to 58330.50 205 170 - 46 - - ILRS * ilrsa.eop 38 47 - 7 - - 30 58301.50 to 58330.50 97 127 - 23 - - BULLETIN A NEOS mark3.out 18 21 3 - - - 31 58301.00 to 58331.00 61 49 56 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html