BULLETIN B 358 1 Decembre 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 0.060 0.046 0.0299 0.020 0.038 2017 10 2 58028 222.819 300.646 314.5385 0.279 0.109 0.061 0.046 0.0200 0.046 0.038 2017 10 3 58029 222.129 298.414 313.7541 0.296 0.100 0.061 0.046 0.0210 0.046 0.038 2017 10 4 58030 221.797 296.685 312.8569 0.296 0.093 0.061 0.046 0.0219 0.047 0.038 2017 10 5 58031 221.944 294.777 311.8340 0.292 0.087 0.061 0.046 0.0210 0.055 0.036 2017 10 6 58032 221.694 293.830 310.7054 0.288 0.080 0.061 0.046 0.0162 0.055 0.036 2017 10 7 58033 220.172 293.025 309.5459 0.273 0.076 0.061 0.046 0.0159 0.055 0.036 2017 10 8 58034 218.361 292.105 308.4304 0.254 0.074 0.060 0.046 0.0158 0.055 0.036 2017 10 9 58035 216.190 290.860 307.4043 0.235 0.072 0.060 0.046 0.0176 0.054 0.036 2017 10 10 58036 214.075 289.134 306.4975 0.216 0.070 0.060 0.046 0.0176 0.054 0.036 2017 10 11 58037 212.230 287.377 305.6993 0.197 0.067 0.060 0.046 0.0155 0.053 0.035 2017 10 12 58038 210.250 285.371 304.9509 0.199 0.078 0.060 0.046 0.0156 0.054 0.036 2017 10 13 58039 208.688 283.429 304.1866 0.207 0.092 0.060 0.046 0.0153 0.055 0.037 2017 10 14 58040 207.152 281.526 303.3413 0.206 0.095 0.059 0.046 0.0138 0.047 0.038 2017 10 15 58041 205.699 279.734 302.3539 0.198 0.094 0.059 0.046 0.0197 0.047 0.037 2017 10 16 58042 204.789 278.139 301.2148 0.192 0.093 0.059 0.046 0.0194 0.048 0.038 2017 10 17 58043 203.852 276.870 299.9437 0.186 0.093 0.060 0.047 0.0191 0.048 0.038 2017 10 18 58044 202.570 275.423 298.5786 0.195 0.105 0.060 0.047 0.0186 0.048 0.038 2017 10 19 58045 201.228 273.719 297.1859 0.209 0.122 0.059 0.046 0.0389 0.050 0.040 2017 10 20 58046 199.944 272.093 295.8202 0.222 0.138 0.059 0.046 0.0404 0.051 0.041 2017 10 21 58047 198.720 270.643 294.5282 0.236 0.118 0.059 0.046 0.0374 0.047 0.039 2017 10 22 58048 197.301 269.564 293.3404 0.250 0.085 0.059 0.046 0.0385 0.047 0.039 2017 10 23 58049 196.022 268.406 292.2706 0.264 0.052 0.059 0.046 0.0395 0.048 0.039 2017 10 24 58050 194.581 266.926 291.3088 0.278 0.019 0.059 0.046 0.0406 0.048 0.040 2017 10 25 58051 192.753 265.646 290.4295 0.294 0.049 0.059 0.046 0.0414 0.049 0.040 2017 10 26 58052 190.523 264.049 289.6018 0.311 0.095 0.060 0.047 0.0422 0.049 0.041 2017 10 27 58053 188.640 262.498 288.7904 0.327 0.141 0.060 0.047 0.0430 0.050 0.042 2017 10 28 58054 186.604 261.200 287.9478 0.328 0.145 0.060 0.047 0.0519 0.050 0.042 2017 10 29 58055 184.642 259.909 287.0164 0.324 0.134 0.061 0.047 0.0519 0.051 0.043 2017 10 30 58056 183.106 258.818 285.9540 0.319 0.122 0.061 0.048 0.0520 0.052 0.043 2017 10 31 58057 181.833 257.814 284.7545 0.314 0.111 0.062 0.048 0.0520 0.052 0.044 2017 11 1 58058 180.290 256.850 283.4350 0.305 0.085 0.062 0.048 0.0519 0.053 0.044 Preliminary extension 2017 11 2 58059 179.143 255.948 282.0029 0.295 0.055 0.063 0.049 0.0517 0.054 0.046 2017 11 3 58060 178.166 255.516 280.4576 0.285 0.025 0.064 0.049 0.0516 0.055 0.047 2017 11 4 58061 176.818 255.012 278.8468 0.300 0.038 0.065 0.050 0.0511 0.056 0.048 2017 11 5 58062 175.227 254.005 277.3092 0.325 0.066 0.066 0.051 0.0506 0.057 0.049 2017 11 6 58063 173.465 252.897 275.9906 0.349 0.094 0.067 0.051 0.0501 0.058 0.050 2017 11 7 58064 171.794 251.598 274.9130 0.373 0.122 0.068 0.052 0.0497 0.059 0.051 2017 11 8 58065 170.602 250.260 273.9654 0.337 0.137 0.069 0.053 0.0488 0.060 0.052 2017 11 9 58066 169.106 249.365 272.9576 0.284 0.149 0.071 0.054 0.0480 0.061 0.053 2017 11 10 58067 167.663 247.932 271.7846 0.232 0.161 0.073 0.056 0.0473 0.062 0.054 2017 11 11 58068 166.325 246.933 270.4638 0.222 0.143 0.075 0.057 0.0468 0.063 0.055 2017 11 12 58069 164.959 246.152 268.9304 0.228 0.113 0.051 0.070 0.0335 0.097 0.064 2017 11 13 58070 163.382 245.856 267.7721 0.233 0.084 0.051 0.072 0.0332 0.098 0.066 2017 11 14 58071 161.628 245.348 266.3569 0.239 0.055 0.051 0.074 0.0329 0.098 0.067 2017 11 15 58072 160.074 244.609 264.7907 0.245 0.025 0.051 0.077 0.0327 0.099 0.069 2017 11 16 58073 158.468 244.145 263.4211 0.250 -0.004 0.052 0.079 0.0329 0.099 0.071 2017 11 17 58074 156.061 243.575 262.1501 0.256 -0.034 0.052 0.081 0.0330 0.100 0.073 2017 11 18 58075 153.282 242.383 261.0099 0.000 0.000 0.052 0.083 0.0333 0.100 0.075 2017 11 19 58076 150.773 241.459 260.0910 0.000 0.000 0.051 0.086 0.0335 0.101 0.078 2017 11 20 58077 148.232 240.645 259.1754 0.000 0.000 0.052 0.088 0.0336 0.102 0.080 2017 11 21 58078 145.698 239.874 258.4229 0.000 0.000 0.052 0.090 0.0338 0.103 0.082 2017 11 22 58079 143.796 239.133 257.7603 0.000 0.000 0.052 0.092 0.0341 0.104 0.084 2017 11 23 58080 142.038 238.653 257.1055 0.000 0.000 0.053 0.094 0.0345 0.105 0.086 2017 11 24 58081 139.624 238.234 256.4536 0.000 0.000 0.053 0.096 0.0350 0.105 0.088 2017 11 25 58082 136.871 237.916 255.6845 0.000 0.000 0.053 0.098 0.0355 0.106 0.089 2017 11 26 58083 135.324 237.380 254.9126 0.000 0.000 0.054 0.100 0.0361 0.106 0.091 2017 11 27 58084 133.581 237.061 253.9111 0.000 0.000 0.055 0.103 0.0368 0.107 0.092 2017 11 28 58085 131.181 236.737 252.7985 0.000 0.000 0.056 0.105 0.0375 0.107 0.093 2017 11 29 58086 128.858 236.910 251.4640 0.000 0.000 0.057 0.108 0.0384 0.107 0.094 2017 11 30 58087 126.418 237.142 250.0353 0.000 0.000 0.060 0.110 0.0395 0.108 0.095 2017 12 1 58088 124.235 236.649 248.5208 0.000 0.000 0.062 0.113 0.0406 0.108 0.096 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 10 2 58028 -109.641 -12.054 0.116 0.038 2017 10 3 58029 -109.497 -11.994 0.116 0.038 2017 10 4 58030 -109.380 -11.702 0.118 0.038 2017 10 5 58031 -109.286 -11.301 0.138 0.036 2017 10 6 58032 -109.232 -11.030 0.138 0.036 2017 10 7 58033 -109.284 -11.048 0.138 0.036 2017 10 8 58034 -109.435 -11.289 0.138 0.036 2017 10 9 58035 -109.627 -11.518 0.136 0.036 2017 10 10 58036 -109.804 -11.554 0.136 0.036 2017 10 11 58037 -109.936 -11.426 0.133 0.035 2017 10 12 58038 -109.951 -11.273 0.136 0.036 2017 10 13 58039 -109.838 -11.200 0.138 0.037 2017 10 14 58040 -109.586 -11.195 0.118 0.038 2017 10 15 58041 -109.222 -11.181 0.118 0.037 2017 10 16 58042 -108.866 -11.129 0.121 0.038 2017 10 17 58043 -108.676 -11.055 0.121 0.038 2017 10 18 58044 -108.627 -10.958 0.121 0.038 2017 10 19 58045 -108.620 -10.839 0.126 0.040 2017 10 20 58046 -108.560 -10.722 0.128 0.041 2017 10 21 58047 -108.436 -10.697 0.118 0.039 2017 10 22 58048 -108.256 -10.781 0.118 0.039 2017 10 23 58049 -107.946 -10.932 0.121 0.039 2017 10 24 58050 -107.458 -11.069 0.121 0.040 2017 10 25 58051 -106.940 -11.068 0.123 0.040 2017 10 26 58052 -106.651 -10.978 0.123 0.041 2017 10 27 58053 -106.665 -10.857 0.126 0.042 2017 10 28 58054 -106.791 -10.783 0.126 0.042 2017 10 29 58055 -106.765 -10.742 0.128 0.043 2017 10 30 58056 -106.605 -10.698 0.131 0.043 2017 10 31 58057 -106.504 -10.595 0.131 0.044 2017 11 1 58058 -106.511 -10.381 0.133 0.044 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 10 2 58028 0.6786 0.0135 15.04106706054 0.00000000235 2017 10 3 58029 0.8123 0.0135 15.04106703726 0.00000000235 2017 10 4 58030 0.9580 0.0135 15.04106701190 0.00000000235 2017 10 5 58031 1.0656 0.0135 15.04106699316 0.00000000235 2017 10 6 58032 1.1534 0.0135 15.04106697788 0.00000000235 2017 10 7 58033 1.1747 0.0135 15.04106697417 0.00000000235 2017 10 8 58034 1.1144 0.0132 15.04106698467 0.00000000230 2017 10 9 58035 0.9523 0.0132 15.04106701289 0.00000000230 2017 10 10 58036 0.8137 0.0132 15.04106703702 0.00000000230 2017 10 11 58037 0.7520 0.0132 15.04106704776 0.00000000230 2017 10 12 58038 0.7432 0.0133 15.04106704929 0.00000000232 2017 10 13 58039 0.8181 0.0133 15.04106703625 0.00000000232 2017 10 14 58040 0.9286 0.0133 15.04106701701 0.00000000232 2017 10 15 58041 1.0431 0.0134 15.04106699708 0.00000000233 2017 10 16 58042 1.2003 0.0134 15.04106696971 0.00000000233 2017 10 17 58043 1.3201 0.0135 15.04106694886 0.00000000235 2017 10 18 58044 1.3856 0.0136 15.04106693746 0.00000000237 2017 10 19 58045 1.3915 0.0132 15.04106693643 0.00000000230 2017 10 20 58046 1.3185 0.0132 15.04106694914 0.00000000230 2017 10 21 58047 1.1990 0.0132 15.04106696994 0.00000000230 2017 10 22 58048 1.1196 0.0133 15.04106698376 0.00000000232 2017 10 23 58049 1.0426 0.0133 15.04106699717 0.00000000232 2017 10 24 58050 0.9168 0.0133 15.04106701907 0.00000000232 2017 10 25 58051 0.8477 0.0134 15.04106703110 0.00000000233 2017 10 26 58052 0.8118 0.0134 15.04106703735 0.00000000233 2017 10 27 58053 0.8343 0.0135 15.04106703343 0.00000000235 2017 10 28 58054 0.8937 0.0136 15.04106702309 0.00000000237 2017 10 29 58055 1.0259 0.0136 15.04106700008 0.00000000237 2017 10 30 58056 1.1123 0.0137 15.04106698503 0.00000000238 2017 10 31 58057 1.2724 0.0138 15.04106695716 0.00000000240 2017 11 1 58058 1.3788 0.0139 15.04106693864 0.00000000242 4 - INFORMATION ON TIME SCALES TAI - UTC = 37 s. during period [58028-58058] No leap second introduced during period [58028-58058] 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 47 55 3 - 19 44 9 58029.21 to 58057.21 157 304 20 - 137 61 BKG bkg00014.eops 44 58 2 - 9 22 9 58029.21 to 58057.21 50 53 4 - 26 30 GSFC gsf2016a.eoxy 35 38 2 5 8 20 9 58029.21 to 58057.21 73 42 4 18 37 22 IAA iaa2007a.eops 33 37 2 - 11 26 9 58029.21 to 58057.21 66 77 9 - 45 74 USNO usn2017b.eoxy 23 24 1 - 9 22 9 58029.21 to 58057.21 79 46 5 - 11 24 IVS * ivs07r1X.eops 11 10 1 - 3 10 9 58029.21 to 58057.21 70 43 4 - 1 4 VLBI Intensive BKG * bkgint14.eopi - - 15 - - - 33 58028.31 to 58057.79 - - 25 - - - GSFC * gsf2016a.eopi - - 13 - - - 33 58028.31 to 58057.79 - - 25 - - - IAA * iaa2005a.eopi - - 12 - - - 33 58028.31 to 58057.79 - - 23 - - - PUL pul2010a.eopi - - 51 - - - 33 58028.31 to 58057.79 - - 23 - - - USNO * usn2017b.eopi - - 21 - - - 65 58028.30 to 58057.79 - - 72 - - - GPS CODE COD*ERP_R 6 6 - 1 - - 30 58028.50 to 58057.50 41 46 - 13 - - JPL jpl*.erp 11 13 - 7 - - 30 58028.50 to 58057.50 45 40 - 17 - - GFZ gfz*.erp 2 2 - 0 - - 241 58028.00 to 58058.00 47 40 - 12 - - ESOC esa*.erp 8 9 - 3 - - 30 58028.50 to 58057.50 36 43 - 11 - - NOAA ngs*.erp 2 2 - 0 - - 30 58028.50 to 58057.50 44 48 - 9 - - SIO sio*.erp siu*.erp 62 68 - 19 - - 26 58028.50 to 58057.50 64 63 - 20 - - EMR emr*.erp 3 3 - 1 - - 22 58028.50 to 58057.50 54 47 - 14 - - IAA gnss.res 3 4 - 0 - - 30 58028.50 to 58057.50 78 59 - 29 - - GRGS grg*.erp 56 56 - 0 - - 30 58028.50 to 58057.50 36 38 - 11 - - ASI asi*.erp 7 7 - 0 - - 28 58028.50 to 58057.50 42 59 - 29 - - MIT mit*.erp 13 13 - 1 - - 30 58028.50 to 58057.50 42 44 - 11 - - IGR * igs96p02.erp 11 10 - 2 - - 30 58028.50 to 58057.50 33 39 - 11 - - IGS * igs00p03.erp 3 4 - 0 - - 30 58028.50 to 58057.50 34 41 - 10 - - SLR MCC tg*.02 136 151 - 25 - - 31 58028.00 to 58058.00 75 76 - 198 - - IAA slr_v.dat 50 56 - 3 - - 31 58028.00 to 58058.00 168 203 - 17 - - ASI asi*.eop 59 62 - 8 - - 30 58028.50 to 58057.50 161 156 - 51 - - ILRS * ilrsa.eop 46 50 - 9 - - 30 58028.50 to 58057.50 111 105 - 18 - - BULLETIN A NEOS mark3.out 19 28 5 - - - 31 58028.00 to 58058.00 51 41 22 - - - To unsubscribe : http://hpiers.obspm.fr/eop-pc/products/bulletins/bulletin_registration.html