BULLETIN B 326 1 April 2015 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 0.039 0.033 0.0051 0.030 0.048 2015 2 2 57055 4.619 315.536 -493.4600 -0.114 0.135 0.048 0.041 0.0089 0.058 0.083 2015 2 3 57056 4.217 317.774 -494.4398 -0.121 0.121 0.049 0.042 0.0027 0.052 0.100 2015 2 4 57057 3.887 319.757 -495.5034 -0.103 0.144 0.045 0.038 0.0060 0.043 0.085 2015 2 5 57058 3.175 321.289 -496.6539 -0.081 0.187 0.045 0.037 0.0074 0.037 0.072 2015 2 6 57059 2.657 322.728 -497.8688 -0.058 0.225 0.049 0.041 0.0040 0.031 0.058 2015 2 7 57060 2.130 324.406 -499.1464 -0.068 0.258 0.045 0.040 0.0079 0.029 0.052 2015 2 8 57061 1.897 325.726 -500.4886 -0.088 0.280 0.046 0.041 0.0088 0.028 0.049 2015 2 9 57062 2.028 327.098 -501.8508 -0.106 0.285 0.045 0.027 0.0092 0.028 0.046 2015 2 10 57063 2.165 328.334 -503.1633 -0.121 0.290 0.041 0.027 0.0025 0.027 0.043 2015 2 11 57064 2.226 329.746 -504.3726 -0.110 0.248 0.041 0.042 0.0025 0.023 0.037 2015 2 12 57065 2.247 331.130 -505.5342 -0.088 0.188 0.045 0.042 0.0069 0.025 0.038 2015 2 13 57066 2.452 332.428 -506.7089 -0.062 0.123 0.049 0.041 0.0048 0.026 0.039 2015 2 14 57067 2.709 333.441 -507.8837 -0.023 0.078 0.049 0.041 0.0066 0.025 0.038 2015 2 15 57068 2.772 334.600 -509.0545 0.020 0.042 0.040 0.035 0.0062 0.023 0.037 2015 2 16 57069 2.853 335.660 -510.2619 0.056 0.012 0.033 0.029 0.0043 0.036 0.061 2015 2 17 57070 2.883 337.244 -511.5819 0.086 -0.001 0.034 0.029 0.0016 0.040 0.070 2015 2 18 57071 2.725 338.391 -513.0727 0.057 0.040 0.034 0.029 0.0048 0.035 0.060 2015 2 19 57072 2.801 339.634 -514.7414 0.009 0.100 0.034 0.029 0.0053 0.027 0.046 2015 2 20 57073 2.588 341.044 -516.5083 -0.043 0.161 0.034 0.029 0.0015 0.020 0.031 2015 2 21 57074 2.360 342.683 -518.2649 -0.058 0.184 0.034 0.029 0.0076 0.020 0.029 2015 2 22 57075 2.437 344.446 -519.9549 -0.056 0.184 0.033 0.029 0.0053 0.022 0.031 2015 2 23 57076 3.045 346.352 -521.5203 -0.049 0.153 0.033 0.030 0.0036 0.023 0.032 2015 2 24 57077 3.329 348.503 -522.8869 -0.038 0.146 0.034 0.030 0.0011 0.025 0.034 2015 2 25 57078 3.149 350.319 -524.0267 -0.010 0.205 0.033 0.030 0.0057 0.027 0.037 2015 2 26 57079 3.145 351.727 -525.0326 0.024 0.276 0.033 0.030 0.0035 0.029 0.039 2015 2 27 57080 3.314 353.155 -525.9483 0.056 0.337 0.032 0.030 0.0014 0.031 0.042 2015 2 28 57081 3.178 354.806 -526.8069 0.057 0.349 0.032 0.029 0.0067 0.031 0.042 2015 3 1 57082 3.156 356.584 -527.6805 0.046 0.332 0.032 0.029 0.0066 0.029 0.041 Preliminary extension 2015 3 2 57083 3.458 358.634 -528.5949 0.041 0.275 0.032 0.031 0.0060 0.028 0.040 2015 3 3 57084 3.877 360.608 -529.5678 0.025 0.230 0.033 0.031 0.0047 0.026 0.039 2015 3 4 57085 3.914 362.236 -530.6116 0.007 0.181 0.033 0.031 0.0014 0.025 0.038 2015 3 5 57086 4.233 363.716 -531.7196 0.001 0.165 0.034 0.031 0.0053 0.029 0.037 2015 3 6 57087 4.789 364.941 -532.8816 -0.003 0.158 0.034 0.031 0.0092 0.034 0.035 2015 3 7 57088 4.986 366.151 -534.0921 -0.005 0.154 0.033 0.031 0.0060 0.039 0.034 2015 3 8 57089 4.643 367.312 -535.3637 -0.005 0.150 0.033 0.031 0.0057 0.045 0.032 2015 3 9 57090 4.024 368.171 -536.6884 -0.004 0.149 0.033 0.031 0.0054 0.050 0.031 2015 3 10 57091 3.628 369.253 -538.0427 -0.001 0.150 0.033 0.031 0.0048 0.055 0.029 2015 3 11 57092 3.397 370.476 -539.4270 0.006 0.001 0.033 0.031 0.0038 0.090 0.075 2015 3 12 57093 3.195 371.602 -540.8473 0.006 0.000 0.033 0.031 0.0059 0.099 0.086 2015 3 13 57094 2.939 372.677 -542.2468 0.006 0.000 0.033 0.031 0.0065 0.099 0.086 2015 3 14 57095 2.700 373.631 -543.6747 0.006 0.001 0.033 0.031 0.0055 0.099 0.086 2015 3 15 57096 2.834 374.529 -545.2095 0.006 0.001 0.079 0.114 0.0049 0.099 0.086 2015 3 16 57097 2.765 375.457 -546.8143 0.006 0.000 0.135 0.157 0.0043 0.099 0.086 2015 3 17 57098 2.837 376.406 -548.5326 0.006 0.001 0.121 0.104 0.0059 0.099 0.086 2015 3 18 57099 2.848 377.454 -550.4288 0.006 0.000 0.102 0.108 0.0141 0.099 0.086 2015 3 19 57100 3.461 378.350 -552.5319 0.006 0.001 0.150 0.096 0.0142 0.099 0.086 2015 3 20 57101 4.637 379.488 -554.7656 0.006 0.001 0.186 0.076 0.0125 0.099 0.086 2015 3 21 57102 6.216 381.221 -557.0502 0.006 0.000 0.185 0.092 0.0059 0.099 0.086 2015 3 22 57103 7.597 383.271 -559.2815 0.006 0.000 0.177 0.116 0.0057 0.099 0.086 2015 3 23 57104 8.503 385.178 -561.3343 0.006 0.000 0.183 0.105 0.0064 0.099 0.086 2015 3 24 57105 9.336 387.084 -563.2233 0.006 0.000 0.166 0.101 0.0073 0.099 0.086 2015 3 25 57106 10.083 388.501 -564.9988 0.006 0.001 0.154 0.092 0.0063 0.099 0.086 2015 3 26 57107 10.659 389.755 -566.6586 0.006 0.000 0.179 0.068 0.0059 0.099 0.086 2015 3 27 57108 10.827 390.913 -568.1210 0.006 0.000 0.177 0.068 0.0054 0.099 0.086 2015 3 28 57109 11.129 392.065 -569.5370 0.006 0.001 0.167 0.060 0.0049 0.099 0.086 2015 3 29 57110 11.510 393.107 -570.9462 0.006 0.000 0.206 0.105 0.0049 0.099 0.086 2015 3 30 57111 12.059 394.097 -572.3133 0.006 0.000 0.195 0.191 0.0034 0.099 0.086 2015 3 31 57112 12.568 395.184 -573.6297 0.006 0.001 0.245 0.294 0.0081 0.099 0.086 2015 4 1 57113 13.168 396.387 -575.0861 0.006 0.001 999.000 999.000 999.0000 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 2015 2 2 57055 -88.106 -9.996 0.145 0.083 2015 2 3 57056 -88.079 -10.035 0.131 0.100 2015 2 4 57057 -87.977 -10.040 0.108 0.085 2015 2 5 57058 -87.820 -10.043 0.093 0.072 2015 2 6 57059 -87.660 -10.113 0.079 0.058 2015 2 7 57060 -87.612 -10.241 0.073 0.052 2015 2 8 57061 -87.597 -10.367 0.071 0.049 2015 2 9 57062 -87.572 -10.471 0.070 0.046 2015 2 10 57063 -87.657 -10.588 0.068 0.043 2015 2 11 57064 -87.922 -10.801 0.059 0.037 2015 2 12 57065 -88.280 -10.991 0.063 0.038 2015 2 13 57066 -88.406 -10.994 0.066 0.039 2015 2 14 57067 -88.157 -10.783 0.064 0.038 2015 2 15 57068 -87.863 -10.600 0.059 0.037 2015 2 16 57069 -87.860 -10.677 0.090 0.061 2015 2 17 57070 -88.041 -10.920 0.100 0.070 2015 2 18 57071 -88.191 -10.997 0.088 0.060 2015 2 19 57072 -88.072 -10.819 0.069 0.046 2015 2 20 57073 -87.818 -10.587 0.051 0.031 2015 2 21 57074 -87.598 -10.528 0.050 0.029 2015 2 22 57075 -87.643 -10.590 0.055 0.031 2015 2 23 57076 -87.938 -10.677 0.058 0.032 2015 2 24 57077 -88.196 -10.777 0.063 0.034 2015 2 25 57078 -88.106 -10.938 0.068 0.037 2015 2 26 57079 -87.765 -11.160 0.073 0.039 2015 2 27 57080 -87.505 -11.309 0.079 0.042 2015 2 28 57081 -87.539 -11.357 0.077 0.042 2015 3 1 57082 -87.652 -11.367 0.073 0.041 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 2015 2 2 57055 0.9304 0.0101 15.04106701670 0.00000000176 2015 2 3 57056 1.0471 0.0102 15.04106699638 0.00000000178 2015 2 4 57057 1.1207 0.0101 15.04106698357 0.00000000176 2015 2 5 57058 1.1531 0.0101 15.04106697793 0.00000000176 2015 2 6 57059 1.2408 0.0100 15.04106696266 0.00000000174 2015 2 7 57060 1.3178 0.0099 15.04106694926 0.00000000172 2015 2 8 57061 1.3646 0.0101 15.04106694111 0.00000000176 2015 2 9 57062 1.3080 0.0100 15.04106695097 0.00000000174 2015 2 10 57063 1.2336 0.0099 15.04106696392 0.00000000172 2015 2 11 57064 1.1659 0.0100 15.04106697570 0.00000000174 2015 2 12 57065 1.1530 0.0099 15.04106697795 0.00000000172 2015 2 13 57066 1.1604 0.0098 15.04106697666 0.00000000171 2015 2 14 57067 1.1622 0.0100 15.04106697635 0.00000000174 2015 2 15 57068 1.1769 0.0101 15.04106697379 0.00000000176 2015 2 16 57069 1.2523 0.0091 15.04106696066 0.00000000158 2015 2 17 57070 1.3910 0.0085 15.04106693652 0.00000000148 2015 2 18 57071 1.5744 0.0097 15.04106690459 0.00000000169 2015 2 19 57072 1.7141 0.0098 15.04106688027 0.00000000171 2015 2 20 57073 1.7512 0.0086 15.04106687381 0.00000000150 2015 2 21 57074 1.6981 0.0095 15.04106688305 0.00000000165 2015 2 22 57075 1.6155 0.0107 15.04106689743 0.00000000186 2015 2 23 57076 1.4618 0.0108 15.04106692419 0.00000000188 2015 2 24 57077 1.2486 0.0107 15.04106696131 0.00000000186 2015 2 25 57078 1.0686 0.0102 15.04106699264 0.00000000178 2015 2 26 57079 0.9379 0.0103 15.04106701539 0.00000000179 2015 2 27 57080 0.8401 0.0108 15.04106703242 0.00000000188 2015 2 28 57081 0.8449 0.0107 15.04106703158 0.00000000186 2015 3 1 57082 0.8959 0.0104 15.04106702271 0.00000000181 4 - INFORMATION ON TIME SCALES TAI - UTC = 35 s. during period [57055-57082] No leap second introduced during period [57055-57082] 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 68 72 4 - 57 58 7 57056.21 to 57077.21 158 320 28 - 116 253 BKG bkg00014.eops 64 74 2 - 29 32 8 57056.21 to 57080.27 98 121 8 - 26 22 GSFC gsf2014a.eops 53 54 2 5 31 33 8 57056.21 to 57080.27 69 43 4 16 34 19 IAA iaa2007a.eops 50 59 3 - 37 35 8 57056.21 to 57080.27 79 84 18 - 47 70 USNO usn2014.eops 70 77 4 - 65 68 8 57056.21 to 57080.27 97 37 7 - 23 38 IVS * ivs07r1e.eops 14 15 0 - 5 16 8 57056.21 to 57080.27 55 68 1 - 4 11 VLBI Intensive BKG * bkgint14.eopi - - 9 - - - 26 57055.31 to 57081.33 - - 15 - - - GSFC * gsf2014a.eopi - - 11 - - - 27 57055.31 to 57081.33 - - 16 - - - IAA * iaa2005a.eopi - - 10 - - - 16 57055.31 to 57080.80 - - 12 - - - PUL pul2010a.eopi - - 9 - - - 20 57055.31 to 57080.80 - - 12 - - - USNO * usn2014.eopi - - 11 - - - 27 57055.31 to 57081.33 - - 17 - - - GPS CODE cod*.erp 6 6 - 0 - - 27 57055.50 to 57081.50 33 36 - 6 - - JPL jpl*.erp 12 13 - 7 - - 27 57055.50 to 57081.50 43 36 - 12 - - GFZ gfz*.erp 5 5 - 1 - - 27 57055.50 to 57081.50 35 35 - 7 - - ESOC esa*.erp 9 9 - 3 - - 27 57055.50 to 57081.50 21 37 - 7 - - NOAA ngs*.erp 2 2 - 0 - - 27 57055.50 to 57081.50 41 48 - 7 - - SIO sio*.erp siu*.erp 28 28 - 9 - - 27 57055.50 to 57081.50 37 32 - 14 - - EMR emr*.erp 29 29 - 8 - - 27 57055.50 to 57081.50 34 36 - 12 - - IAA gps_iaa_*.eop 3 3 - 0 - - 27 57055.50 to 57081.50 39 53 - 7 - - MIT mit*.erp 12 12 - 2 - - 27 57055.50 to 57081.50 28 31 - 5 - - IGR * igs96p02.erp 15 19 - 3 - - 27 57055.50 to 57081.50 24 29 - 6 - - IGS * igs00p03.erp 4 4 - 0 - - 27 57055.50 to 57081.50 21 26 - 5 - - SLR MCC tg*.02 184 173 - 26 - - 24 57055.00 to 57082.00 137 181 - 102 - - IAA slr_iaa_*.eop 46 41 - 3 - - 28 57055.00 to 57082.00 142 151 - 24 - - CGS asi*.eop 74 69 - 15 - - 27 57055.50 to 57081.50 174 173 - 43 - - ILRS * ilrsa.eop 53 48 - 8 - - 27 57055.50 to 57081.50 147 115 - 22 - - BULLETIN A NEOS mark3.out 30 23 4 - - - 28 57055.00 to 57082.00 19 30 10 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html