BULLETIN B 354 1 August 2017 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 0.059 0.047 0.0351 0.013 0.036 2017 6 2 57906 97.747 457.793 379.3471 -0.085 0.127 0.058 0.046 0.0355 0.031 0.036 2017 6 3 57907 99.578 458.209 377.9587 -0.072 0.133 0.057 0.046 0.0352 0.031 0.036 2017 6 4 57908 101.106 458.588 376.6387 -0.052 0.128 0.057 0.046 0.0347 0.031 0.036 2017 6 5 57909 102.706 458.516 375.4169 -0.032 0.122 0.057 0.046 0.0343 0.030 0.036 2017 6 6 57910 103.940 458.435 374.3163 -0.012 0.117 0.057 0.046 0.0340 0.030 0.036 2017 6 7 57911 105.367 458.301 373.3687 0.009 0.111 0.057 0.046 0.0336 0.030 0.036 2017 6 8 57912 106.856 458.055 372.5885 -0.011 0.135 0.057 0.046 0.0330 0.030 0.036 2017 6 9 57913 108.544 457.804 371.9551 -0.042 0.166 0.058 0.046 0.0323 0.029 0.035 2017 6 10 57914 109.967 457.491 371.4369 -0.037 0.185 0.058 0.046 0.0325 0.030 0.035 2017 6 11 57915 111.463 457.227 371.0102 -0.021 0.200 0.058 0.046 0.0330 0.030 0.035 2017 6 12 57916 112.981 456.983 370.6403 -0.004 0.215 0.058 0.046 0.0335 0.031 0.035 2017 6 13 57917 114.591 457.212 370.2682 0.013 0.231 0.058 0.046 0.0340 0.031 0.035 2017 6 14 57918 116.259 457.408 369.8405 0.005 0.196 0.059 0.046 0.0345 0.031 0.036 2017 6 15 57919 118.312 457.300 369.3396 -0.010 0.150 0.059 0.046 0.0351 0.032 0.036 2017 6 16 57920 120.568 457.127 368.7658 -0.011 0.139 0.059 0.046 0.0355 0.032 0.036 2017 6 17 57921 122.609 456.671 368.1056 -0.007 0.143 0.059 0.047 0.0357 0.033 0.036 2017 6 18 57922 124.163 456.220 367.3469 -0.003 0.146 0.059 0.047 0.0359 0.033 0.036 2017 6 19 57923 125.746 455.700 366.5149 0.000 0.150 0.059 0.047 0.0361 0.033 0.036 2017 6 20 57924 127.846 455.324 365.6684 0.004 0.153 0.060 0.047 0.0363 0.034 0.036 2017 6 21 57925 130.474 454.980 364.8635 -0.007 0.149 0.060 0.047 0.0364 0.034 0.037 2017 6 22 57926 133.135 454.772 364.1424 -0.024 0.144 0.061 0.047 0.0365 0.035 0.037 2017 6 23 57927 136.018 454.468 363.5397 -0.040 0.138 0.061 0.048 0.0365 0.035 0.037 2017 6 24 57928 138.769 454.124 363.0634 -0.038 0.138 0.062 0.048 0.0365 0.035 0.037 2017 6 25 57929 141.026 453.989 362.6635 -0.029 0.141 0.062 0.048 0.0364 0.036 0.038 2017 6 26 57930 143.001 453.464 362.2567 -0.021 0.143 0.063 0.049 0.0362 0.036 0.038 2017 6 27 57931 145.167 452.638 361.7922 -0.012 0.146 0.064 0.049 0.0361 0.037 0.038 2017 6 28 57932 147.191 451.670 361.2719 0.000 0.173 0.064 0.050 0.0360 0.037 0.038 2017 6 29 57933 149.594 450.798 360.7075 0.013 0.206 0.065 0.050 0.0358 0.038 0.039 2017 6 30 57934 152.450 449.916 360.0991 0.025 0.239 0.066 0.051 0.0356 0.039 0.039 2017 7 1 57935 155.716 449.236 359.4722 0.024 0.213 0.067 0.051 0.0356 0.039 0.040 Preliminary extension 2017 7 2 57936 159.001 448.776 358.8975 0.018 0.166 0.068 0.052 0.0356 0.040 0.041 2017 7 3 57937 162.283 448.315 358.4402 0.011 0.118 0.069 0.053 0.0357 0.041 0.042 2017 7 4 57938 165.681 447.693 358.1077 0.005 0.071 0.071 0.054 0.0357 0.042 0.044 2017 7 5 57939 168.988 447.172 357.8582 0.018 0.073 0.072 0.055 0.0355 0.043 0.045 2017 7 6 57940 171.957 446.705 357.6790 0.035 0.088 0.074 0.057 0.0352 0.044 0.046 2017 7 7 57941 175.007 445.932 357.5760 0.053 0.103 0.076 0.058 0.0350 0.045 0.047 2017 7 8 57942 177.749 445.265 357.5151 0.062 0.121 0.079 0.060 0.0346 0.046 0.048 2017 7 9 57943 180.270 444.575 357.4435 0.067 0.140 0.082 0.063 0.0343 0.046 0.049 2017 7 10 57944 182.080 443.717 357.3250 0.072 0.160 0.085 0.066 0.0339 0.047 0.050 2017 7 11 57945 184.145 442.714 357.1328 0.078 0.179 0.089 0.069 0.0336 0.048 0.051 2017 7 12 57946 185.233 441.464 356.8193 0.063 0.147 0.092 0.072 0.0332 0.049 0.052 2017 7 13 57947 187.153 440.566 356.3031 0.042 0.101 0.067 0.082 0.0373 0.048 0.048 2017 7 14 57948 189.355 439.329 355.7484 0.022 0.056 0.068 0.085 0.0370 0.049 0.049 2017 7 15 57949 191.196 438.151 355.0977 0.000 0.000 0.070 0.087 0.0373 0.050 0.050 2017 7 16 57950 192.353 436.665 354.4875 0.000 0.000 0.071 0.089 0.0377 0.051 0.051 2017 7 17 57951 193.514 435.021 353.9180 0.000 0.000 0.072 0.091 0.0382 0.052 0.052 2017 7 18 57952 194.757 433.736 353.3545 0.000 0.000 0.073 0.093 0.0388 0.053 0.052 2017 7 19 57953 195.908 432.301 352.8657 0.000 0.000 0.074 0.094 0.0394 0.054 0.053 2017 7 20 57954 197.064 430.685 352.4518 0.000 0.000 0.074 0.095 0.0399 0.055 0.054 2017 7 21 57955 197.912 428.958 352.0555 0.000 0.000 0.075 0.097 0.0404 0.055 0.054 2017 7 22 57956 198.619 426.624 351.7554 0.000 0.000 0.075 0.098 0.0409 0.056 0.055 2017 7 23 57957 199.980 424.410 351.5099 0.000 0.000 0.075 0.099 0.0414 0.057 0.055 2017 7 24 57958 201.776 422.681 351.1514 0.000 0.000 0.075 0.099 0.0421 0.057 0.056 2017 7 25 57959 203.466 421.217 350.7440 0.000 0.000 0.075 0.100 0.0429 0.058 0.056 2017 7 26 57960 204.815 419.929 350.2248 0.000 0.000 0.075 0.101 0.0437 0.058 0.057 2017 7 27 57961 206.170 418.477 349.5403 0.000 0.000 0.076 0.102 0.0445 0.059 0.057 2017 7 28 57962 207.103 416.904 348.8450 0.000 0.000 0.076 0.104 0.0454 0.059 0.057 2017 7 29 57963 207.777 415.269 348.1551 0.000 0.000 0.076 0.105 0.0463 0.060 0.057 2017 7 30 57964 208.338 413.655 347.5115 0.000 0.000 0.077 0.105 0.0471 0.060 0.058 2017 7 31 57965 208.929 411.779 346.9772 0.000 0.000 0.079 0.106 0.0481 0.060 0.058 2017 8 1 57966 209.842 409.914 346.5856 0.000 0.000 0.081 0.108 0.0492 0.061 0.058 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 2017 6 2 57906 -100.652 -12.843 0.078 0.036 2017 6 3 57907 -100.604 -12.846 0.078 0.036 2017 6 4 57908 -100.298 -12.875 0.078 0.036 2017 6 5 57909 -100.142 -12.816 0.075 0.036 2017 6 6 57910 -100.330 -12.652 0.075 0.036 2017 6 7 57911 -100.700 -12.509 0.075 0.036 2017 6 8 57912 -101.083 -12.482 0.075 0.036 2017 6 9 57913 -101.284 -12.572 0.073 0.035 2017 6 10 57914 -101.259 -12.671 0.075 0.035 2017 6 11 57915 -101.228 -12.707 0.075 0.035 2017 6 12 57916 -101.322 -12.737 0.078 0.035 2017 6 13 57917 -101.506 -12.815 0.078 0.035 2017 6 14 57918 -101.655 -12.929 0.078 0.036 2017 6 15 57919 -101.565 -12.914 0.080 0.036 2017 6 16 57920 -101.292 -12.703 0.080 0.036 2017 6 17 57921 -101.199 -12.442 0.083 0.036 2017 6 18 57922 -101.502 -12.281 0.083 0.036 2017 6 19 57923 -102.049 -12.216 0.083 0.036 2017 6 20 57924 -102.577 -12.181 0.085 0.036 2017 6 21 57925 -103.083 -12.212 0.085 0.037 2017 6 22 57926 -103.620 -12.382 0.088 0.037 2017 6 23 57927 -104.095 -12.616 0.088 0.037 2017 6 24 57928 -104.262 -12.698 0.088 0.037 2017 6 25 57929 -104.048 -12.572 0.090 0.038 2017 6 26 57930 -103.592 -12.433 0.090 0.038 2017 6 27 57931 -103.201 -12.453 0.093 0.038 2017 6 28 57932 -103.210 -12.537 0.093 0.038 2017 6 29 57933 -103.695 -12.531 0.096 0.039 2017 6 30 57934 -104.300 -12.418 0.098 0.039 2017 7 1 57935 -104.594 -12.387 0.098 0.040 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 2017 6 2 57906 1.3642 0.0131 15.04106694118 0.00000000228 2017 6 3 57907 1.3282 0.0131 15.04106694745 0.00000000228 2017 6 4 57908 1.2556 0.0131 15.04106696009 0.00000000228 2017 6 5 57909 1.1667 0.0131 15.04106697556 0.00000000228 2017 6 6 57910 1.0435 0.0131 15.04106699701 0.00000000228 2017 6 7 57911 0.9030 0.0131 15.04106702147 0.00000000228 2017 6 8 57912 0.7235 0.0131 15.04106705272 0.00000000228 2017 6 9 57913 0.5375 0.0131 15.04106708510 0.00000000228 2017 6 10 57914 0.4539 0.0131 15.04106709965 0.00000000228 2017 6 11 57915 0.4145 0.0131 15.04106710651 0.00000000228 2017 6 12 57916 0.3981 0.0131 15.04106710937 0.00000000228 2017 6 13 57917 0.3916 0.0131 15.04106711050 0.00000000228 2017 6 14 57918 0.4553 0.0131 15.04106709941 0.00000000228 2017 6 15 57919 0.5432 0.0131 15.04106708411 0.00000000228 2017 6 16 57920 0.6581 0.0132 15.04106706410 0.00000000230 2017 6 17 57921 0.7536 0.0132 15.04106704748 0.00000000230 2017 6 18 57922 0.7963 0.0132 15.04106704005 0.00000000230 2017 6 19 57923 0.8285 0.0133 15.04106703444 0.00000000232 2017 6 20 57924 0.8477 0.0133 15.04106703110 0.00000000232 2017 6 21 57925 0.8041 0.0133 15.04106703869 0.00000000232 2017 6 22 57926 0.6646 0.0134 15.04106706297 0.00000000233 2017 6 23 57927 0.4857 0.0135 15.04106709412 0.00000000235 2017 6 24 57928 0.3982 0.0135 15.04106710935 0.00000000235 2017 6 25 57929 0.3834 0.0136 15.04106711193 0.00000000237 2017 6 26 57930 0.4430 0.0137 15.04106710155 0.00000000238 2017 6 27 57931 0.5188 0.0138 15.04106708835 0.00000000240 2017 6 28 57932 0.5646 0.0139 15.04106708038 0.00000000242 2017 6 29 57933 0.5785 0.0141 15.04106707796 0.00000000245 2017 6 30 57934 0.5542 0.0142 15.04106708219 0.00000000247 2017 7 1 57935 0.5580 0.0144 15.04106708153 0.00000000251 4 - INFORMATION ON TIME SCALES TAI - UTC = 37 s. during period [57906-57935] No leap second introduced during period [57906-57935] 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 AUS aus00007.eops 44 51 3 - 16 46 9 57906.27 to 57934.27 232 317 26 - 65 88 BKG bkg00014.eops 43 59 2 - 9 27 9 57906.27 to 57934.27 66 44 5 - 32 40 GSFC gsf2016a.eoxy 35 38 2 5 8 24 9 57906.27 to 57934.27 44 47 7 18 28 25 IAA iaa2007a.eops 33 40 2 - 11 27 9 57906.27 to 57934.27 58 103 5 - 42 27 USNO usn2017a.eoxy 24 27 1 - 9 27 9 57906.27 to 57934.27 45 45 6 - 29 25 IVS * ivs07r1X.eops 9 10 0 - 3 11 9 57906.27 to 57934.27 39 67 5 - 4 4 VLBI Intensive BKG * bkgint14.eopi - - 21 - - - 29 57906.80 to 57934.80 - - 46 - - - GSFC * gsf2016a.eopi - - 15 - - - 29 57906.80 to 57934.80 - - 39 - - - IAA * iaa2005a.eopi - - 15 - - - 29 57906.80 to 57934.80 - - 46 - - - PUL pul2010a.eopi - - 16 - - - 29 57906.80 to 57934.80 - - 42 - - - USNO * usn2017a.eopi - - 13 - - - 57 57906.14 to 57934.80 - - 39 - - - GPS CODE COD*ERP_R 6 6 - 1 - - 29 57906.50 to 57934.50 33 26 - 10 - - JPL jpl*.erp 10 11 - 5 - - 29 57906.50 to 57934.50 32 25 - 13 - - GFZ gfz*.erp 2 2 - 0 - - 233 57906.00 to 57935.00 42 31 - 10 - - ESOC esa*.erp 8 8 - 2 - - 29 57906.50 to 57934.50 31 21 - 7 - - NOAA ngs*.erp 2 2 - 0 - - 29 57906.50 to 57934.50 32 37 - 11 - - SIO sio*.erp siu*.erp 58 62 - 17 - - 23 57908.50 to 57934.50 43 44 - 14 - - EMR emr*.erp 3 3 - 0 - - 20 57908.50 to 57933.50 31 33 - 11 - - IAA gnss.res 3 4 - 0 - - 29 57906.50 to 57934.50 52 63 - 20 - - GRGS grg*.erp 51 51 - 0 - - 29 57906.50 to 57934.50 33 31 - 9 - - ASI asi*.erp 7 7 - 0 - - 29 57906.50 to 57934.50 322 226 - 30 - - MIT mit*.erp 12 12 - 1 - - 29 57906.50 to 57934.50 34 23 - 9 - - IGR * igs96p02.erp 11 16 - 3 - - 29 57906.50 to 57934.50 29 21 - 6 - - IGS * igs00p03.erp 3 4 - 0 - - 29 57906.50 to 57934.50 29 20 - 10 - - SLR MCC tg*.02 137 150 - 27 - - 30 57906.00 to 57935.00 101 66 - 205 - - IAA slr_v.dat 50 56 - 4 - - 30 57906.00 to 57935.00 150 129 - 26 - - ASI asi*.eop 58 61 - 7 - - 29 57906.50 to 57934.50 164 215 - 37 - - ILRS * ilrsa.eop 39 43 - 6 - - 29 57906.50 to 57934.50 146 140 - 22 - - BULLETIN A NEOS mark3.out 19 17 5 - - - 30 57906.00 to 57935.00 51 29 29 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html