BULLETIN B 351 1 May 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 February 1 2011 - consistent with ITRF 2008. 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 0.003 0.004 0.0282 0.044 0.051 2017 3 2 57814 4.481 324.503 515.2489 -0.057 -0.224 0.004 0.004 0.0233 0.040 0.044 2017 3 3 57815 4.800 326.371 513.7522 -0.036 -0.236 0.004 0.004 0.0228 0.041 0.045 2017 3 4 57816 4.963 328.363 512.3007 -0.044 -0.198 0.004 0.004 0.0223 0.042 0.046 2017 3 5 57817 5.082 330.044 510.8756 -0.063 -0.143 0.004 0.004 0.0218 0.043 0.048 2017 3 6 57818 4.701 331.865 509.5576 -0.082 -0.087 0.004 0.004 0.0382 0.046 0.052 2017 3 7 57819 3.872 333.521 508.2715 -0.101 -0.031 0.004 0.004 0.0385 0.047 0.053 2017 3 8 57820 3.360 334.979 507.0188 -0.146 -0.032 0.004 0.004 0.0211 0.041 0.048 2017 3 9 57821 3.579 336.215 505.7286 -0.198 -0.048 0.004 0.004 0.0204 0.041 0.048 2017 3 10 57822 4.076 337.708 504.3256 -0.249 -0.063 0.004 0.004 0.0197 0.042 0.049 2017 3 11 57823 4.593 339.467 502.8901 -0.248 -0.078 0.004 0.004 0.0190 0.042 0.049 2017 3 12 57824 4.672 341.431 501.3286 -0.229 -0.092 0.004 0.004 0.0182 0.042 0.049 2017 3 13 57825 4.417 343.119 499.6227 -0.209 -0.107 0.004 0.004 0.0286 0.041 0.050 2017 3 14 57826 4.155 344.436 497.9533 -0.189 -0.122 0.004 0.004 0.0277 0.041 0.050 2017 3 15 57827 3.989 345.909 496.3522 -0.140 -0.146 0.004 0.004 0.0269 0.041 0.050 2017 3 16 57828 4.005 347.128 494.8140 -0.083 -0.174 0.004 0.004 0.0261 0.041 0.050 2017 3 17 57829 4.114 348.877 493.4198 -0.026 -0.201 0.004 0.004 0.0254 0.042 0.051 2017 3 18 57830 4.484 350.935 492.1248 -0.010 -0.138 0.004 0.004 0.0248 0.042 0.051 2017 3 19 57831 4.910 353.139 490.9239 -0.009 -0.042 0.004 0.004 0.0244 0.043 0.053 2017 3 20 57832 5.277 355.632 489.7940 -0.008 0.053 0.004 0.004 0.0239 0.044 0.054 2017 3 21 57833 5.453 358.016 488.6634 -0.008 0.149 0.004 0.004 0.0236 0.045 0.055 2017 3 22 57834 5.673 360.219 487.5112 -0.023 0.091 0.004 0.004 0.0346 0.046 0.054 2017 3 23 57835 6.000 362.558 486.2540 -0.043 -0.007 0.004 0.004 0.0345 0.047 0.054 2017 3 24 57836 5.517 364.829 484.8604 -0.063 -0.105 0.004 0.004 0.0346 0.047 0.055 2017 3 25 57837 5.037 366.640 483.3910 -0.081 -0.078 0.004 0.004 0.0346 0.048 0.056 2017 3 26 57838 4.905 368.346 481.7229 -0.097 -0.004 0.004 0.004 0.0345 0.049 0.057 2017 3 27 57839 4.991 370.217 479.9036 -0.072 -0.040 0.003 0.004 0.0349 0.050 0.056 2017 3 28 57840 5.051 371.985 478.0239 -0.073 -0.006 0.003 0.004 0.0349 0.051 0.056 2017 3 29 57841 5.329 373.492 476.0191 -0.051 -0.027 0.004 0.004 0.0337 0.046 0.050 2017 3 30 57842 5.415 375.002 474.0266 -0.033 -0.053 0.004 0.004 0.0338 0.047 0.051 2017 3 31 57843 4.971 376.276 472.1904 -0.016 -0.078 0.004 0.004 0.0338 0.048 0.052 2017 4 1 57844 5.336 377.518 470.4691 -0.021 -0.083 0.004 0.004 0.0336 0.048 0.053 Preliminary extension 2017 4 2 57845 5.771 379.038 468.9026 -0.036 -0.079 0.004 0.004 0.0335 0.049 0.054 2017 4 3 57846 6.262 379.815 467.4845 -0.050 -0.076 0.004 0.004 0.0334 0.050 0.055 2017 4 4 57847 7.189 380.812 466.1300 -0.064 -0.073 0.004 0.004 0.0334 0.050 0.056 2017 4 5 57848 8.409 382.478 464.8203 -0.078 -0.070 0.004 0.004 0.0334 0.051 0.057 2017 4 6 57849 9.668 384.564 463.4414 -0.093 -0.067 0.004 0.005 0.0334 0.052 0.057 2017 4 7 57850 10.442 386.559 461.9167 -0.107 -0.064 0.004 0.005 0.0334 0.052 0.058 2017 4 8 57851 10.621 388.397 460.3120 -0.021 0.048 0.004 0.005 0.0334 0.053 0.059 2017 4 9 57852 10.614 390.088 458.6380 -0.021 0.048 0.004 0.005 0.0336 0.054 0.060 2017 4 10 57853 10.997 391.758 456.9662 -0.021 0.048 0.004 0.005 0.0338 0.055 0.061 2017 4 11 57854 11.650 393.558 455.4014 -0.021 0.048 0.004 0.005 0.0341 0.055 0.062 2017 4 12 57855 12.421 395.143 453.8506 -0.021 0.048 0.004 0.006 0.0343 0.056 0.063 2017 4 13 57856 14.209 396.808 452.2456 -0.021 0.048 0.005 0.006 0.0344 0.056 0.064 2017 4 14 57857 16.310 398.787 450.6900 -0.021 0.048 0.005 0.006 0.0346 0.057 0.064 2017 4 15 57858 18.215 401.016 449.2437 -0.021 0.048 0.005 0.007 0.0347 0.057 0.065 2017 4 16 57859 19.756 403.458 447.8237 -0.021 0.048 0.005 0.007 0.0348 0.058 0.065 2017 4 17 57860 21.175 405.720 446.3342 -0.021 0.048 0.006 0.007 0.0348 0.058 0.066 2017 4 18 57861 22.732 407.716 444.8261 -0.021 0.048 0.006 0.007 0.0349 0.058 0.066 2017 4 19 57862 23.874 409.697 443.3789 -0.021 0.048 0.006 0.008 0.0349 0.059 0.066 2017 4 20 57863 24.753 411.313 441.9169 -0.021 0.048 0.006 0.008 0.0350 0.059 0.067 2017 4 21 57864 26.128 412.734 440.3602 -0.021 0.048 0.007 0.009 0.0354 0.059 0.067 2017 4 22 57865 27.910 414.930 438.6787 -0.021 0.048 0.007 0.009 0.0356 0.060 0.067 2017 4 23 57866 29.196 417.522 436.7645 -0.021 0.048 0.007 0.009 0.0360 0.060 0.067 2017 4 24 57867 29.852 419.711 434.6342 -0.021 0.048 0.008 0.010 0.0365 0.060 0.067 2017 4 25 57868 30.537 421.581 432.4909 -0.021 0.048 0.008 0.010 0.0375 0.060 0.068 2017 4 26 57869 31.542 423.214 430.2749 -0.021 0.048 0.008 0.011 0.0388 0.060 0.068 2017 4 27 57870 32.396 424.562 428.1853 -0.021 0.048 0.009 0.011 0.0401 0.061 0.068 2017 4 28 57871 33.424 425.839 426.1594 0.008 -0.002 999.000 999.000 999.0000 999.000 999.000 2017 4 29 57872 34.379 427.332 424.2819 0.008 -0.002 999.000 999.000 999.0000 999.000 999.000 2017 4 30 57873 35.431 428.873 422.5115 0.008 -0.002 999.000 999.000 999.0000 999.000 999.000 2017 5 1 57874 36.613 430.340 420.7983 0.008 -0.002 999.000 999.000 999.0000 999.000 999.000 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 3 2 57814 -98.888 -10.819 0.101 0.044 2017 3 3 57815 -99.040 -11.049 0.103 0.045 2017 3 4 57816 -99.301 -11.149 0.106 0.046 2017 3 5 57817 -99.591 -11.157 0.108 0.048 2017 3 6 57818 -99.808 -11.172 0.116 0.052 2017 3 7 57819 -99.841 -11.223 0.118 0.053 2017 3 8 57820 -99.691 -11.316 0.103 0.048 2017 3 9 57821 -99.393 -11.359 0.103 0.048 2017 3 10 57822 -99.131 -11.371 0.106 0.049 2017 3 11 57823 -98.933 -11.442 0.106 0.049 2017 3 12 57824 -98.858 -11.609 0.106 0.049 2017 3 13 57825 -98.817 -11.813 0.103 0.050 2017 3 14 57826 -98.769 -11.950 0.103 0.050 2017 3 15 57827 -98.744 -11.980 0.103 0.050 2017 3 16 57828 -98.880 -11.946 0.103 0.050 2017 3 17 57829 -99.100 -11.933 0.106 0.051 2017 3 18 57830 -99.307 -11.901 0.106 0.051 2017 3 19 57831 -99.319 -11.883 0.108 0.053 2017 3 20 57832 -99.131 -11.850 0.111 0.054 2017 3 21 57833 -98.813 -11.759 0.113 0.055 2017 3 22 57834 -98.456 -11.792 0.116 0.054 2017 3 23 57835 -98.152 -11.916 0.118 0.054 2017 3 24 57836 -98.052 -12.142 0.118 0.055 2017 3 25 57837 -98.168 -12.285 0.121 0.056 2017 3 26 57838 -98.274 -12.274 0.123 0.057 2017 3 27 57839 -98.042 -12.177 0.126 0.056 2017 3 28 57840 -97.731 -11.927 0.128 0.056 2017 3 29 57841 -97.546 -11.883 0.116 0.050 2017 3 30 57842 -97.743 -12.112 0.118 0.051 2017 3 31 57843 -98.155 -12.476 0.121 0.052 2017 4 1 57844 -98.541 -12.723 0.121 0.053 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 3 2 57814 1.6111 0.0028 15.04106689820 0.00000000049 2017 3 3 57815 1.5270 0.0028 15.04106691284 0.00000000049 2017 3 4 57816 1.4331 0.0028 15.04106692919 0.00000000049 2017 3 5 57817 1.3418 0.0028 15.04106694508 0.00000000049 2017 3 6 57818 1.2659 0.0028 15.04106695829 0.00000000049 2017 3 7 57819 1.2602 0.0029 15.04106695929 0.00000000050 2017 3 8 57820 1.3125 0.0029 15.04106695018 0.00000000050 2017 3 9 57821 1.3642 0.0029 15.04106694118 0.00000000050 2017 3 10 57822 1.4241 0.0029 15.04106693075 0.00000000050 2017 3 11 57823 1.5136 0.0029 15.04106691517 0.00000000050 2017 3 12 57824 1.6072 0.0029 15.04106689888 0.00000000050 2017 3 13 57825 1.6824 0.0028 15.04106688579 0.00000000049 2017 3 14 57826 1.6906 0.0028 15.04106688436 0.00000000049 2017 3 15 57827 1.5924 0.0028 15.04106690146 0.00000000049 2017 3 16 57828 1.4507 0.0028 15.04106692612 0.00000000049 2017 3 17 57829 1.3292 0.0028 15.04106694727 0.00000000049 2017 3 18 57830 1.2112 0.0028 15.04106696782 0.00000000049 2017 3 19 57831 1.1643 0.0028 15.04106697598 0.00000000049 2017 3 20 57832 1.1304 0.0028 15.04106698188 0.00000000049 2017 3 21 57833 1.1315 0.0028 15.04106698169 0.00000000049 2017 3 22 57834 1.2046 0.0028 15.04106696897 0.00000000049 2017 3 23 57835 1.3327 0.0028 15.04106694667 0.00000000049 2017 3 24 57836 1.4396 0.0028 15.04106692806 0.00000000049 2017 3 25 57837 1.5696 0.0028 15.04106690542 0.00000000049 2017 3 26 57838 1.7425 0.0028 15.04106687532 0.00000000049 2017 3 27 57839 1.8635 0.0028 15.04106685426 0.00000000049 2017 3 28 57840 1.9555 0.0028 15.04106683824 0.00000000049 2017 3 29 57841 2.0062 0.0028 15.04106682942 0.00000000049 2017 3 30 57842 1.9089 0.0029 15.04106684636 0.00000000050 2017 3 31 57843 1.7512 0.0029 15.04106687381 0.00000000050 2017 4 1 57844 1.6342 0.0029 15.04106689418 0.00000000050 4 - INFORMATION ON TIME SCALES TAI - UTC = 37 s. during period [57814-57844] No leap second introduced during period [57814-57844] 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 77 86 5 - 74 75 2 57815.27 to 57819.21 483647 483647 0 - 483647 483647 BKG bkg00014.eops 59 69 3 - 38 34 10 57815.27 to 57843.27 235 79 27 - 34 44 GSFC gsf2016a.eops 46 48 2 8 34 32 10 57815.27 to 57843.27 169 93 29 17 19 47 IAA iaa2007a.eops 62 62 4 - 40 40 9 57815.27 to 57843.27 234 226 24 - 62 77 USNO usn2016a.eops 34 43 2 - 40 36 9 57815.27 to 57843.27 67 95 17 - 14 33 IVS * ivs07r1e.eops 19 20 1 - 7 20 9 57815.27 to 57843.27 363 219 6 - 3 7 VLBI Intensive BKG * bkgint14.eopi - - 12 - - - 29 57814.79 to 57843.80 - - 25 - - - GSFC * gsf2016a.eopi - - 9 - - - 28 57814.79 to 57843.80 - - 25 - - - IAA * iaa2005a.eopi - - 13 - - - 29 57814.79 to 57843.80 - - 30 - - - PUL pul2010a.eopi - - 10 - - - 29 57814.79 to 57843.80 - - 26 - - - USNO * usn2016a.eopi - - 9 - - - 29 57814.79 to 57843.80 - - 27 - - - GPS CODE COD*ERP_R 6 6 - 1 - - 30 57814.50 to 57843.50 29 33 - 12 - - JPL jpl*.erp 11 12 - 8 - - 30 57814.50 to 57843.50 39 33 - 20 - - GFZ gfz*.erp 2 2 - 0 - - 241 57814.00 to 57844.00 35 38 - 12 - - ESOC esa*.erp 7 8 - 4 - - 30 57814.50 to 57843.50 29 34 - 13 - - NOAA ngs*.erp 2 2 - 0 - - 30 57814.50 to 57843.50 31 42 - 9 - - SIO sio*.erp siu*.erp 52 58 - 18 - - 19 57814.50 to 57842.50 48 47 - 30 - - EMR emr*.erp 4 4 - 1 - - 20 57814.50 to 57842.50 53 45 - 11 - - IAA gnss.res 3 3 - 0 - - 30 57814.50 to 57843.50 60 61 - 31 - - GRGS grg*.erp 61 61 - 1 - - 30 57814.50 to 57843.50 36 30 - 10 - - ASI asi*.erp 7 8 - 0 - - 30 57814.50 to 57843.50 403 548 - 71 - - MIT mit*.erp 12 12 - 1 - - 30 57814.50 to 57843.50 35 36 - 14 - - IGR * igs96p02.erp 12 12 - 3 - - 30 57814.50 to 57843.50 27 31 - 9 - - IGS * igs00p03.erp 3 3 - 0 - - 30 57814.50 to 57843.50 27 29 - 11 - - SLR MCC tg*.02 141 189 - 23 - - 31 57814.00 to 57844.00 88 115 - 149 - - IAA slr_v.dat 48 56 - 3 - - 30 57814.00 to 57844.00 181 228 - 26 - - ASI asi*.eop 60 66 - 8 - - 30 57814.50 to 57843.50 146 178 - 59 - - ILRS * ilrsa.eop 34 40 - 7 - - 30 57814.50 to 57843.50 160 155 - 22 - - BULLETIN A NEOS mark3.out 20 25 6 - - - 31 57814.00 to 57844.00 47 32 25 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html