BULLETIN B 177 4 November 2002 Contents are described in the Explanatory Supplement available at http://hpiers.obspm.fr/eop-pc/ 1 - EARTH ORIENTATION PARAMETERS (IERS evaluation). The values in this section are samplings of section 2 given at five-day intervals. Date MJD x y UT1R-UTC UT1R-TAI dPsi dEpsilon 2002 " " s s 0.001" 0.001" (0h UTC) Final Bulletin B values. SEP 2 52519 .25162 .27282 -.226098 -32.226098 -62.8 -5.1 SEP 7 52524 .24625 .25799 -.226821 -32.226821 -62.8 -4.9 SEP 12 52529 .23755 .24552 -.228258 -32.228258 -63.4 -4.9 SEP 17 52534 .23015 .23265 -.230190 -32.230190 -62.9 -4.8 SEP 22 52539 .21677 .22267 -.231594 -32.231594 -62.2 -4.3 SEP 27 52544 .20680 .21072 -.232993 -32.232993 -61.6 -4.4 OCT 2 52549 .19661 .19809 -.234538 -32.234538 -61.5 -4.2 Preliminary extension, to be updated weekly in Bulletin A and monthly in Bulletin B. OCT 7 52554 .18497 .18714 -.236035 -32.236035 -61.3 -4.0 OCT 12 52559 .17317 .17689 -.238340 -32.238340 -61.3 -3.7 OCT 17 52564 .16116 .16879 -.241304 -32.241304 -60.5 -4.1 OCT 22 52569 .14326 .16257 -.244218 -32.244218 -61.2 -3.2 OCT 27 52574 .12587 .15519 -.247647 -32.247647 -59.4 -2.9 NOV 1 52579 .10766 .15074 -.250384 -32.250384 -57.2 -2.2 NOV 6 52584 .08955 .14771 -.253040 -32.253040 -56.7 -1.8 NOV 11 52589 .07189 .14623 -.256390 -32.256390 -55.6 -2.1 NOV 16 52594 .05440 .14607 -.260166 -32.260166 -54.4 -1.5 NOV 21 52599 .03703 .14724 -.264202 -32.264202 -54.7 -1.1 NOV 26 52604 .01994 .14969 -.268360 -32.268360 -53.4 -1.5 DEC 1 52609 .00321 .15341 -.272572 -32.272572 -53.0 -.8 DEC 6 52614 -.01303 .15837 -.276768 -32.276768 -54.2 -.8 DEC 11 52619 -.02868 .16453 -.280910 -32.280910 -52.4 -.9 DEC 16 52624 -.04365 .17186 -.284985 -32.284985 -52.7 -.2 DEC 21 52629 -.05785 .18029 -.288982 -32.288982 -52.8 -.6 DEC 26 52634 -.07118 .18978 -.292896 -32.292896 -51.1 -.5 Note. In UT1R, the effects of zonal tides with periods shorter than 35 days are removed ; UT1-UT1R (smaller than 0.0025s in absolute value) should be added after quadratic interpolation of UT1R. Section 2 of this Bulletin gives the daily interpolation of x, y, UT1, duration of day, dPsi, and dEpsilon. IERS, B 177 (2) 2 - SMOOTHED VALUES OF X, Y, UT1, D, DPSI, DEPSILON (IERS EVALUATION) at one-day intervals. For smoothing characteristics, see Table2 in the explanatory supplement. The reference system is described in the 2001 IERS Annual Report. 2002 MJD x y UT1-UTC UT1-UT1R D dPsi dEpsilon (0 h UTC) " " s ms ms 0.001" 0.001" SEP 2 52519 .25162 .27282 -.225409 .688 -.274 -62.8 -5.1 SEP 3 52520 .25014 .26966 -.225119 1.091 -.219 -62.7 -5.1 SEP 4 52521 .24899 .26659 -.224976 1.429 -.085 -62.6 -5.1 SEP 5 52522 .24829 .26355 -.224985 1.597 .085 -62.5 -5.0 SEP 6 52523 .24748 .26061 -.225169 1.507 .355 -62.6 -4.9 SEP 7 52524 .24625 .25799 -.225693 1.128 .694 -62.8 -4.9 SEP 8 52525 .24465 .25564 -.226527 .507 .957 -62.9 -4.9 SEP 9 52526 .24277 .25322 -.227557 -.235 1.067 -63.0 -4.9 SEP 10 52527 .24105 .25053 -.228607 -.938 .967 -63.1 -4.9 SEP 11 52528 .23938 .24796 -.229451 -1.458 .689 -63.3 -4.9 SEP 12 52529 .23755 .24552 -.229969 -1.711 .418 -63.4 -4.9 SEP 13 52530 .23582 .24272 -.230295 -1.683 .224 -63.4 -4.9 SEP 14 52531 .23423 .23962 -.230441 -1.427 .056 -63.3 -4.9 SEP 15 52532 .23290 .23676 -.230440 -1.030 -.042 -63.3 -4.9 SEP 16 52533 .23169 .23454 -.230388 -.589 -.043 -63.1 -4.9 SEP 17 52534 .23015 .23265 -.230378 -.188 .015 -62.9 -4.8 SEP 18 52535 .22800 .23088 -.230433 .117 .077 -62.8 -4.8 SEP 19 52536 .22536 .22915 -.230538 .291 .163 -62.6 -4.7 SEP 20 52537 .22238 .22719 -.230756 .332 .280 -62.5 -4.6 SEP 21 52538 .21944 .22491 -.231088 .257 .374 -62.4 -4.4 SEP 22 52539 .21677 .22267 -.231489 .105 .432 -62.2 -4.3 SEP 23 52540 .21438 .22035 -.231935 -.076 .461 -62.1 -4.1 SEP 24 52541 .21231 .21777 -.232393 -.230 .421 -61.9 -4.1 SEP 25 52542 .21051 .21542 -.232763 -.308 .287 -61.7 -4.1 SEP 26 52543 .20875 .21311 -.232958 -.272 .169 -61.6 -4.2 SEP 27 52544 .20680 .21072 -.233099 -.107 .122 -61.6 -4.4 SEP 28 52545 .20473 .20840 -.233206 .184 .014 -61.7 -4.5 SEP 29 52546 .20269 .20588 -.233141 .573 -.142 -61.8 -4.6 SEP 30 52547 .20058 .20314 -.232943 1.010 -.185 -61.8 -4.6 OCT 1 52548 .19852 .20048 -.232800 1.419 -.072 -61.8 -4.5 OCT 2 52549 .19661 .19809 -.232833 1.704 .102 -61.5 -4.2 OCT 3 52550 .19467 .19566 -.233034 1.767 .308 -61.2 -3.8 OCT 4 52551 .19251 .19341 -.233463 1.542 .641 -61.0 -3.6 OCT 5 52552 .18993 .19137 -.234304 1.028 .981 -60.9 -3.7 OCT 6 52553 .18734 .18927 -.235384 .306 1.131 -61.0 -3.8 OCT 7 52554 .18497 .18714 -.236510 -.475 1.115 -61.3 -4.0 OCT 8 52555 .18263 .18496 -.237560 -1.148 .979 -61.6 -4.1 OCT 9 52556 .18018 .18273 -.238434 -1.579 .728 -61.8 -4.0 OCT 10 52557 .17791 .18062 -.239012 -1.709 .457 -61.8 -3.8 OCT 11 52558 .17554 .17880 -.239369 -1.563 .259 -61.6 -3.6 OCT 12 52559 .17317 .17689 -.239565 -1.225 .159 -61.3 -3.7 OCT 13 52560 .17095 .17502 -.239722 -.801 .154 -60.9 -3.9 OCT 14 52561 .16850 .17334 -.239902 -.390 .195 -60.6 -4.1 OCT 15 52562 .16586 .17166 -.240130 -.063 .297 -60.4 -4.3 OCT 16 52563 .16348 .17008 -.240505 .140 .483 -60.4 -4.3 OCT 17 52564 .16116 .16879 -.241096 .208 .619 -60.5 -4.1 OCT 18 52565 .15836 .16772 -.241736 .155 .693 -60.7 -3.8 OCT 19 52566 .15465 .16666 -.242468 .012 .745 -60.8 -3.5 OCT 20 52567 .15045 .16531 -.243208 -.173 .749 -61.0 -3.2 OCT 21 52568 .14660 .16387 -.243947 -.346 .741 -61.1 -3.1 OCT 22 52569 .14326 .16257 -.244673 -.455 .711 -61.2 -3.2 OCT 23 52570 .14002 .16132 -.245356 -.455 .626 -61.3 -3.4 OCT 24 52571 .13669 .15989 -.245919 -.321 .487 -60.0 -2.6 OCT 25 52572 .13314 .15832 -.246334 -.050 .352 -59.9 -2.8 OCT 26 52573 .12953 .15667 -.246634 .336 .252 -59.7 -2.9 OCT 27 52574 .12587 .15519 -.246858 .790 .184 -59.4 -2.9 OCT 28 52575 .12230 .15395 -.247028 1.244 .165 -58.9 -2.9 OCT 29 52576 .11900 .15280 -.247217 1.614 .237 -58.3 -2.8 OCT 30 52577 .11548 .15204 -.247541 1.810 .453 -57.8 -2.6 OCT 31 52578 .11161 .15152 -.248121 1.754 .746 -57.4 -2.5 IERS, B 177 (3) 3 - NORMAL VALUES OF THE EARTH ORIENTATION PARAMETERS AT FIVE-DAY INTERVALS (IERS evaluation). Raw normal values Uncertainties 2002 MJD x y UT1-UTC dPsi dEps x y UT1 dPsi dEps (0 h UTC) " " s 0.001" 0.001" 0.0001s 0.001" SEP 2 52519 .25162 .27285 -.225380 -62.90 -5.08 .02 .02 .03 .09 .03 SEP 7 52524 .24626 .25800 -.225692 -62.62 -4.82 .01 .01 .02 .08 .03 SEP 12 52529 .23754 .24554 -.229969 -63.41 -4.91 .02 .02 .02 .07 .03 SEP 17 52534 .23014 .23265 -.230377 -63.05 -4.83 .02 .02 .02 .10 .03 SEP 22 52539 .21678 .22267 -.231489 -62.24 -4.26 .01 .01 .02 .06 .02 SEP 27 52544 .20680 .21074 -.233098 -61.61 -4.35 .01 .01 .03 .09 .04 OCT 2 52549 .19660 .19809 -.232829 -61.54 -4.16 .02 .02 .03 .08 .03 OCT 7 52554 .18497 .18714 -.236511 -61.28 -4.01 .02 .02 .04 .11 .04 OCT 12 52559 .17316 .17688 -.239564 -61.28 -3.67 .02 .02 .05 .18 .07 OCT 17 52564 .16116 .16878 -.241096 -60.49 -4.12 .02 .01 .04 .11 .04 OCT 22 52569 .14327 .16257 -.244672 - - .02 .01 .05 - - OCT 27 52574 .12587 .15520 -.246858 - - .02 .02 .04 - - 4 - DURATION OF THE DAY AND ANGULAR VELOCITY OF THE EARTH (IERS evaluation). The data of this section are smoothed, with the same characteristics as UT1R in section 1. They are corrected for the effects of zonal tides with periods up to 35 days. Section 2 gives the daily interpolation of D. Date (0h UTC) DR OmegaR 2002 MJD s (microrad/s) SEP 2 52519 .00013 72.921 15135 SEP 7 52524 .00018 15131 SEP 12 52529 .00031 15120 SEP 17 52534 .00038 15115 SEP 22 52539 .00026 15125 SEP 27 52544 .00036 15117 5 - INFORMATION ON TIME SCALES No leap second will be introduced in UTC on 31 December 2002. All information concerning time scales : announcements of the leap seconds (Bulletin C) and of the value of DUT1 (Bulletin D) can be found in our web/ftp site : World Wide Web : http://hpiers.obspm.fr Anonymous ftp : hpiers.obspm.fr or 145.238.100.28 IERS, B 177 (4) 6 - SUMMARY OF CONTRIBUTED EARTH ORIENTATION PARAMETERS SERIES This section gives the average precision of the individual series contri- buting to the combination and their average agreement with it. The periods covered start at the beginning of the first month in Section 1 and end with the last available value in the individual series considered. The complete list of measurements is available in the electronic-mailed version of Bulletin B in section 7. Units : 0.001" for x,y , 0.0001s for UT1, 0.001" for dPsi, dEpsi. -------------------------------------------------------------------------------- EOP series Mean formal uncertainty Periods covered Weighted RMS agreement with Bulletin B -------------------------------------------------------------------------------- x y UT D dPsi dEps Data Number VLBI EOP(AUS) 1 R 01 .10 .09 .04 - .14 .06 12 52521.20 to 52558.27 .18 .20 .09 - .24 .12 EOP(BKG) 1 R 03 .14 .11 .05 - .16 .08 13 52521.00 to 52558.00 .24 .21 .09 - .20 .10 EOP(BKG) 1 R 02 - - .11 - - - 33 52520.79 to 52576.79 - - .10 - - - EOP(GSFC) 2 R 02 .09 .07 .03 - .16 .07 8 52521.20 to 52544.27 .29 .12 .07 - .26 .10 EOP(GSFC) 2 R 01 - - .12 - - - 20 52520.79 to 52554.79 - - .14 - - - EOP(IAA) 2 R 01 .09 .07 .04 - .17 .07 14 52521.20 to 52565.24 .22 .22 .11 - .19 .07 EOP(IAA) 2 R 02 - - .14 - - - 37 52520.79 to 52572.81 - - .15 - - - EOP(SPBU) 1 R 02 .11 .09 .04 - .18 .07 6 52521.20 to 52544.27 .68 .23 .06 - .25 .09 EOP(SPBU) 2 R 01 - - .12 - - - 19 52520.79 to 52551.81 - - .10 - - - EOP(USNO) 2 R 01 .08 .06 .03 - .14 .06 2 52521.20 to 52523.27 .19 .17 .01 - .18 .07 GPS EOP(CODE) 98 P 01 .01 .01 - .34 - - 59 52519.50 to 52577.50 .06 .11 - .24 - - EOP(EMR) 96 P 03 .03 .04 - .05 - - 48 52519.50 to 52566.50 .12 .19 - .25 - - EOP(ESOC) 96 P 01 .02 .02 - .02 - - 59 52519.50 to 52577.50 .11 .17 - .28 - - EOP(GFZ) 96 P 02 .01 .01 - .02 - - 59 52519.50 to 52577.50 .10 .07 - .28 - - EOP(IAA) 1 P 01 .03 .03 - .06 - - 59 52519.50 to 52577.50 .18 .17 - .36 - - EOP(JPL) 96 P 03 .03 .04 - .17 - - 48 52519.50 to 52566.50 .08 .09 - .45 - - EOP(NOAA) 96 P 01 .02 .02 - .10 - - 57 52519.50 to 52575.50 .26 .42 - .82 - - EOP(SIO) 96 P 01 .06 .06 - .15 - - 55 52519.50 to 52573.50 .09 .14 - .44 - - EOP(IGS F)95 P 02 .04 .03 .11 .06 - - 48 52519.50 to 52566.50 .04 .10 .32 .26 - - EOP(IGS R)96 P 02 .04 .04 .21 .07 - - 59 52519.50 to 52577.50 .12 .18 .69 .22 - - EOP(IERS) 97 P 01 .04 .04 .20 .13 - - 59 52519.50 to 52577.50 .02 .02 .55 .24 - - SLR EOP(CGS) 97 L 02 .18 .17 .17 - - - 53 52519.00 to 52571.00 .46 .50 3.22 - - - EOP(CSR) 95 L 01 .26 .26 .23 - - - 19 52520.96 to 52574.96 .58 .32 .86 - - - EOP(DUT) 98 L 01 .10 .09 - - - - 18 52521.00 to 52572.00 .41 .30 - - - - EOP(IAA) 2 L 01 .04 .04 .03 .03 - - 60 52519.00 to 52578.00 .14 .20 .31 .17 - - EOP(MCC) 97 L 01 .05 .04 - .04 - - 53 52519.00 to 52571.00 .15 .14 - .59 - - Bulletin A EOP(NEOS) 97 C 01 .05 .05 .10 - - - 60 52519.00 to 52578.00 .12 .07 .27 - - - 7 - INDIVIDUAL SERIES OF EARTH ORIENTATION PARAMETERS Operational series used for Bulletin B completion are now available on our web ftp site: http://hpiers.obspm.fr/eop-pc/products/operational.html For this reason, section 7 has been removed. We hope there is no inconvenience.