2010-07-15: Summer 2010 ======================= Contact: Martin.Grunewald@cern.ch Summer 2010: Changes in experimental inputs w.r.t. summer 2009 * New Tevatron GW average (D0-RunII result) * Hence new world average for GW * New Tevatron Mtop (preliminary, July 2010) 2009-08-15: Summer 2009 ======================= Contact: Martin.Grunewald@cern.ch Summer 2009: Changes in experimental inputs w.r.t. winter 2009 * New Tevatron MW average (D0-RunII result) * Hence new world average for MW 2009-03-13: Winter 2009 ======================= Contact: Martin.Grunewald@cern.ch Winter 2009: Changes in experimental inputs w.r.t. summer 2008 * New Tevatron Mtop (preliminary, March 2009) Summer 2008: Changes in experimental inputs w.r.t. winter 2008 * New Tevatron Mtop (preliminary, July 2008) * New Tevatron MW and GW averages * Hence new world averages for MW and GW Winter 2008: Changes in experimental inputs w.r.t. winter 2007 * New Tevatron Mtop (preliminary, Mar. 2008) * New Tevatron MW and GW averages * Hence new world averages for MW and GW Winter 2007: Changes in experimental inputs w.r.t. summer 2006 * New Tevatron Mtop (preliminary, Mar. 2007) * New Tevatron MW (preliminary, CDF Run-II, Jan. 2007) * Hence new world averages for MW and GW Summer 2006: Changes in experimental inputs w.r.t. winter 2006 * New Tevatron Mtop * New LEP-2 MW and GW combination (ADLO final, but combination preliminary) * Hence new world averages for MW and GW Winter 2006: Changes in experimental inputs w.r.t. summer 2005 * New Tevatron Mtop * New Tevatron GW * New LEP-2 MW and GW combination (ALO final) * Hence new world averages for MW and GW Summer 2005: Changes in experimental inputs w.r.t. z-pole 2005 * New Tevatron Mtop (not just LP05 but EPS05 value!) * New LEP-2 (and thus world) MW and GW combination (OPAL final!) Z-pole 2005: Changes in experimental inputs w.r.t. winter 2005 * Change in gamma_b of STU fit due to re-definition of gamma_b. * Really final Z-pole HF combination * New dal5had hadronic vacuum polarisation * New ZFITTER 6.42 Note: Now all LEP+SLD Z-pole results are really final! SM input parameters =================== \Delta\alpha(5)had = 0.02758 (Burkhardt/Pietrzyk Feb. 2005) \alpha_s = 0.118 z_mass = 91.1875 t_mass = 175.0 h_mass = 150.0 used for the calculation of SM remnants if needed. NEW: ZFITTER 6.43 of 17-JUNE-2008: complete two-loop calculations for MW and fermionic two-loop calculations for sin2teff (and bug fix). SM initialisation ZFITTER flag values: AFBC: 1 SCAL: 0 SCRE: 0 AMT4: 6 BORN: 0 BOXD: 1 CONV: 1 FINR: 1 FOT2: 3 GAMS: 1 DIAG: 1 INTF: 1 BARB: 2 PART: 0 POWR: 1 PRNT: 0 ALEM: 2 QCDC: 3 VPOL: 1 WEAK: 1 FTJR: 1 EXPR: 0 EXPF: 0 HIGS: 0 AFMT: 3 CZAK: 1 PREC:10 HIG2: 0 ALE2: 3 GFER: 2 ISPP: 2 FSRS: 1 MISC: 0 MISD: 1 IPFC: 5 IPSC: 0 IPTO: 3 FBHO: 0 FSPP: 0 FUNA: 0 ASCR: 1 SFSR: 1 ENUE: 1 TUPV: 1 DMWW: 0 DSWW: 0 MSM fits ======== z2: Z-pole (LEP-I + SLD) (for comparison in 2-dim MT/MW plane) z3: Z-pole plus direct MT (for best MW prediction) z4: Z-pole plus direct MW,GW (for best MT prediction) The fit everyone wants: ----------------------- z5: Z-pole plus direct MW,GW,MT (all high-Q2 stuff) Special fits: ------------- z5a: Z-pole plus direct MW,GW,MT (pQCD alpha) z5b: Z-pole plus direct MW,GW,MT (no alpha) Fit including low-Q2 data Blue-band studies z2: Z-pole (LEP-I + SLD) (for comparison in 2-dim MT/MW plane) ---------------------------------------------------------------------- Parameter =-= Mean -= Symmetric =-= Asymmetric Errors =-=-=-= i_alpha = 0.02759 +- 0.00034 + 0.00035 - 0.00035 alpha_s = 0.1190 +- 0.0027 + 0.0028 - 0.0027 z_mass = 91.1874 +- 0.0021 + 0.0021 - 0.0021 t_mass = 173. +- 11. + 13. - 10. h_mass = 111. +- 111. + 190. - 60. TR> LOGA > 2.05 +- 0.39 + 0.43 - 0.34 CHI2/NDF = 16.019348 / 10 PROBABIL [%] = 9.9079876 =-=-= Correlation Matrix =-=-= i_alpha | 0.595 | 1.000 -0.039 -0.006 -0.023 -0.293 alpha_s | 0.274 | -0.039 1.000 -0.030 0.190 0.249 z_mass | 0.126 | -0.006 -0.030 1.000 -0.071 -0.024 t_mass | 0.923 | -0.023 0.190 -0.071 1.000 0.887 h_mass | 0.931 | -0.293 0.249 -0.024 0.887 1.000 Derived quantities: sef2_el = 0.23149 +- 0.00016 + 0.00016 - 0.00016 sin2_w = 0.22331 +- 0.00062 + 0.00062 - 0.00061 w_mass = 80.363 +- 0.032 + 0.032 - 0.032 gw_tot = 2.0910 +- 0.0029 + 0.0029 - 0.0029 ID CHID <-------input------><-----corrected----><-theory-><-pull> ------------------------------------------------------------------------ 1 z_mass 91.18750 0.00210 91.18750 0.00210 91.18738 0.057 2 gz_tot 2.49520 0.00230 2.49520 0.00230 2.49564 -0.191 3 xz_hadr 41.5400 0.0370 41.5400 0.0370 41.4756 1.741 4 r_elec 20.7670 0.0250 20.7670 0.0250 20.7445 0.902 5 az_elec 0.017140 0.000950 0.017140 0.000950 0.016268 0.918 6 pz_elec 0.14648 0.00325 0.14648 0.00325 0.14728 -0.245 7 r_bb 0.216290 0.000660 0.216290 0.000660 0.215825 0.704 8 r_cc 0.17210 0.00300 0.17210 0.00300 0.17225 -0.049 9 az_bb 0.09920 0.00160 0.09920 0.00160 0.10324 -2.523 10 az_cc 0.07070 0.00350 0.07070 0.00350 0.07378 -0.881 11 a_bb 0.9230 0.0200 0.9230 0.0200 0.9346 -0.581 12 a_cc 0.6700 0.0270 0.6700 0.0270 0.6680 0.075 13 a_elec 0.15130 0.00207 0.15130 0.00207 0.14728 1.943 14 i_alpha 0.027580 0.000350 0.027580 0.000350 0.027592 -0.035 15 sef2_el 0.23240 0.00120 0.23240 0.00120 0.23149 0.759 z3: Z-pole plus direct MT (for best MW prediction) --------------------------------------------------------- Parameter =-= Mean -= Symmetric =-= Asymmetric Errors =-=-=-= i_alpha = 0.02759 +- 0.00035 + 0.00035 - 0.00035 alpha_s = 0.1190 +- 0.0027 + 0.0027 - 0.0027 z_mass = 91.1874 +- 0.0021 + 0.0021 - 0.0021 t_mass = 173.3 +- 1.1 + 1.1 - 1.1 h_mass = 117. +- 50. + 58. - 40. TR> LOGA > 2.07 +- 0.18 + 0.18 - 0.18 CHI2/NDF = 16.023361 / 11 PROBABIL [%] = 14.026583 =-=-= Correlation Matrix =-=-= i_alpha | 0.596 | 1.000 -0.041 -0.008 -0.003 -0.581 alpha_s | 0.209 | -0.041 1.000 -0.016 0.020 0.187 z_mass | 0.107 | -0.008 -0.016 1.000 -0.006 0.083 t_mass | 0.225 | -0.003 0.020 -0.006 1.000 0.183 h_mass | 0.634 | -0.581 0.187 0.083 0.183 1.000 Derived quantities: sef2_el = 0.23149 +- 0.00016 + 0.00016 - 0.00016 sin2_w = 0.22328 +- 0.00040 + 0.00041 - 0.00038 w_mass = 80.365 +- 0.020 + 0.020 - 0.021 gw_tot = 2.0912 +- 0.0017 + 0.0016 - 0.0017 ID CHID <-------input------><-----corrected----><-theory-><-pull> ------------------------------------------------------------------------ 1 z_mass 91.18750 0.00210 91.18750 0.00210 91.18737 0.062 2 gz_tot 2.49520 0.00230 2.49520 0.00230 2.49571 -0.223 3 xz_hadr 41.5400 0.0370 41.5400 0.0370 41.4759 1.732 4 r_elec 20.7670 0.0250 20.7670 0.0250 20.7440 0.919 5 az_elec 0.017140 0.000950 0.017140 0.000950 0.016266 0.920 6 pz_elec 0.14648 0.00325 0.14648 0.00325 0.14727 -0.243 7 r_bb 0.216290 0.000660 0.216290 0.000660 0.215801 0.741 8 r_cc 0.17210 0.00300 0.17210 0.00300 0.17225 -0.051 9 az_bb 0.09920 0.00160 0.09920 0.00160 0.10323 -2.519 10 az_cc 0.07070 0.00350 0.07070 0.00350 0.07378 -0.880 11 a_bb 0.9230 0.0200 0.9230 0.0200 0.9346 -0.580 12 a_cc 0.6700 0.0270 0.6700 0.0270 0.6680 0.075 13 a_elec 0.15130 0.00207 0.15130 0.00207 0.14727 1.947 14 i_alpha 0.027580 0.000350 0.027580 0.000350 0.027591 -0.033 15 sef2_el 0.23240 0.00120 0.23240 0.00120 0.23149 0.758 16 t_mass 173.30 1.10 173.30 1.10 173.29 0.006 z4: Z-pole plus direct MW,GW (for best MT prediction) --------------------------------------------------------- Parameter =-= Mean -= Symmetric =-= Asymmetric Errors =-=-=-= i_alpha = 0.02765 +- 0.00034 + 0.00034 - 0.00034 alpha_s = 0.1190 +- 0.0028 + 0.0029 - 0.0028 z_mass = 91.1873 +- 0.0021 + 0.0021 - 0.0021 t_mass = 179.2 +- 9.9 + 11.5 - 8.5 h_mass = 146. +- 149. + 241. - 81. TR> LOGA > 2.16 +- 0.39 + 0.42 - 0.35 CHI2/NDF = 16.891254 / 12 PROBABIL [%] = 15.373395 =-=-= Correlation Matrix =-=-= i_alpha | 0.602 | 1.000 -0.070 -0.005 -0.191 -0.368 alpha_s | 0.368 | -0.070 1.000 -0.029 0.348 0.361 z_mass | 0.167 | -0.005 -0.029 1.000 -0.057 -0.010 t_mass | 0.959 | -0.191 0.348 -0.057 1.000 0.943 h_mass | 0.964 | -0.368 0.361 -0.010 0.943 1.000 Derived quantities: sef2_el = 0.23143 +- 0.00014 + 0.00014 - 0.00014 sin2_w = 0.22287 +- 0.00036 + 0.00036 - 0.00036 w_mass = 80.386 +- 0.018 + 0.018 - 0.019 gw_tot = 2.0929 +- 0.0020 + 0.0020 - 0.0020 ID CHID <-------input------><-----corrected----><-theory-><-pull> ------------------------------------------------------------------------ 1 z_mass 91.18750 0.00210 91.18750 0.00210 91.18734 0.077 2 gz_tot 2.49520 0.00230 2.49520 0.00230 2.49645 -0.543 3 xz_hadr 41.5400 0.0370 41.5400 0.0370 41.4802 1.615 4 r_elec 20.7670 0.0250 20.7670 0.0250 20.7393 1.107 5 az_elec 0.017140 0.000950 0.017140 0.000950 0.016374 0.806 6 pz_elec 0.14648 0.00325 0.14648 0.00325 0.14776 -0.393 7 r_bb 0.216290 0.000660 0.216290 0.000660 0.215596 1.052 8 r_cc 0.17210 0.00300 0.17210 0.00300 0.17231 -0.071 9 az_bb 0.09920 0.00160 0.09920 0.00160 0.10357 -2.729 10 az_cc 0.07070 0.00350 0.07070 0.00350 0.07405 -0.957 11 a_bb 0.9230 0.0200 0.9230 0.0200 0.9346 -0.578 12 a_cc 0.6700 0.0270 0.6700 0.0270 0.6682 0.067 13 a_elec 0.15130 0.00207 0.15130 0.00207 0.14776 1.711 14 i_alpha 0.027580 0.000350 0.027580 0.000350 0.027645 -0.186 15 sef2_el 0.23240 0.00120 0.23240 0.00120 0.23143 0.810 16 w_mass 80.3990 0.0230 80.3990 0.0230 80.3864 0.547 17 gw_tot 2.0850 0.0420 2.0850 0.0420 2.0929 -0.187 z5: Z-pole plus direct MW,GW,MT (all high-Q2 stuff) ---------------------------------------------------- Parameter =-= Mean -= Symmetric =-= Asymmetric Errors =-=-=-= i_alpha = 0.02768 +- 0.00033 + 0.00034 - 0.00033 alpha_s = 0.1185 +- 0.0026 + 0.0026 - 0.0026 z_mass = 91.1874 +- 0.0021 + 0.0021 - 0.0021 t_mass = 173.4 +- 1.1 + 1.1 - 1.1 h_mass = 89. +- 31. + 35. - 26. TR> LOGA > 1.95 +- 0.15 + 0.14 - 0.15 CHI2/NDF = 17.316706 / 13 PROBABIL [%] = 18.522762 =-=-= Correlation Matrix =-=-= i_alpha | 0.589 | 1.000 0.019 -0.009 -0.014 -0.564 alpha_s | 0.101 | 0.019 1.000 -0.017 0.026 0.067 z_mass | 0.146 | -0.009 -0.017 1.000 -0.012 0.113 t_mass | 0.328 | -0.014 0.026 -0.012 1.000 0.275 h_mass | 0.638 | -0.564 0.067 0.113 0.275 1.000 Derived quantities: sef2_el = 0.23139 +- 0.00013 + 0.00013 - 0.00013 sin2_w = 0.22301 +- 0.00028 + 0.00029 - 0.00028 w_mass = 80.379 +- 0.015 + 0.014 - 0.015 gw_tot = 2.0920 +- 0.0014 + 0.0014 - 0.0014 Low energy: sin_ms = 0.23110 +- 0.00012 + 0.00013 - 0.00013 qw_cs = -72.911 +- 0.027 + 0.029 - 0.029 gl2_nud = 0.30399 +- 0.00015 + 0.00016 - 0.00017 gr2_nud = 0.030117 +- 0.000025 + 0.000026 - 0.000026 ID CHID <-------input------><-----corrected----><-theory-><-pull> ------------------------------------------------------------------------ 1 z_mass 91.18750 0.00210 91.18750 0.00210 91.18744 0.029 2 gz_tot 2.49520 0.00230 2.49520 0.00230 2.49594 -0.322 3 xz_hadr 41.5400 0.0370 41.5400 0.0370 41.4785 1.662 4 r_elec 20.7670 0.0250 20.7670 0.0250 20.7420 1.000 5 az_elec 0.017140 0.000950 0.017140 0.000950 0.016448 0.728 6 pz_elec 0.14648 0.00325 0.14648 0.00325 0.14809 -0.496 7 r_bb 0.216290 0.000660 0.216290 0.000660 0.215787 0.762 8 r_cc 0.17210 0.00300 0.17210 0.00300 0.17225 -0.050 9 az_bb 0.09920 0.00160 0.09920 0.00160 0.10381 -2.882 10 az_cc 0.07070 0.00350 0.07070 0.00350 0.07423 -1.009 11 a_bb 0.9230 0.0200 0.9230 0.0200 0.9347 -0.583 12 a_cc 0.6700 0.0270 0.6700 0.0270 0.6683 0.061 13 a_elec 0.15130 0.00207 0.15130 0.00207 0.14809 1.550 14 i_alpha 0.027580 0.000350 0.027580 0.000350 0.027678 -0.280 15 sef2_el 0.23240 0.00120 0.23240 0.00120 0.23139 0.845 16 w_mass 80.3990 0.0230 80.3990 0.0230 80.3791 0.863 17 gw_tot 2.0850 0.0420 2.0850 0.0420 2.0920 -0.166 18 t_mass 173.30 1.10 173.30 1.10 173.40 -0.088 z5a: Z-pole plus direct MW,GW,MT (pQCD alpha) --------------------------------------------- Parameter =-= Mean -= Symmetric =-= Asymmetric Errors =-=-=-= i_alpha = 0.02750 +- 0.00012 + 0.00012 - 0.00012 alpha_s = 0.1185 +- 0.0026 + 0.0026 - 0.0026 z_mass = 91.1875 +- 0.0021 + 0.0021 - 0.0021 t_mass = 173.4 +- 1.1 + 1.1 - 1.1 h_mass = 98. +- 28. + 31. - 25. TR> LOGA > 1.99 +- 0.12 + 0.12 - 0.13 CHI2/NDF = 17.553215 / 13 PROBABIL [%] = 17.523197 =-=-= Correlation Matrix =-=-= i_alpha | 0.249 | 1.000 0.005 -0.004 -0.005 -0.234 alpha_s | 0.108 | 0.005 1.000 -0.015 0.029 0.100 z_mass | 0.148 | -0.004 -0.015 1.000 -0.012 0.130 t_mass | 0.330 | -0.005 0.029 -0.012 1.000 0.317 h_mass | 0.426 | -0.234 0.100 0.130 0.317 1.000 Derived quantities: sef2_el = 0.23137 +- 0.00012 + 0.00012 - 0.00012 sin2_w = 0.22305 +- 0.00028 + 0.00028 - 0.00027 w_mass = 80.377 +- 0.014 + 0.014 - 0.014 gw_tot = 2.0918 +- 0.0014 + 0.0014 - 0.0014 ID CHID <-------input------><-----corrected----><-theory-><-pull> ------------------------------------------------------------------------ 1 z_mass 91.18750 0.00210 91.18750 0.00210 91.18745 0.024 2 gz_tot 2.49520 0.00230 2.49520 0.00230 2.49590 -0.306 3 xz_hadr 41.5400 0.0370 41.5400 0.0370 41.4785 1.662 4 r_elec 20.7670 0.0250 20.7670 0.0250 20.7422 0.992 5 az_elec 0.017140 0.000950 0.017140 0.000950 0.016475 0.700 6 pz_elec 0.14648 0.00325 0.14648 0.00325 0.14821 -0.533 7 r_bb 0.216290 0.000660 0.216290 0.000660 0.215789 0.759 8 r_cc 0.17210 0.00300 0.17210 0.00300 0.17225 -0.050 9 az_bb 0.09920 0.00160 0.09920 0.00160 0.10390 -2.937 10 az_cc 0.07070 0.00350 0.07070 0.00350 0.07430 -1.028 11 a_bb 0.9230 0.0200 0.9230 0.0200 0.9347 -0.584 12 a_cc 0.6700 0.0270 0.6700 0.0270 0.6684 0.059 13 a_elec 0.15130 0.00207 0.15130 0.00207 0.14821 1.491 14 i_alpha 0.027490 0.000120 0.027490 0.000120 0.027503 -0.112 15 sef2_el 0.23240 0.00120 0.23240 0.00120 0.23137 0.858 16 w_mass 80.3990 0.0230 80.3990 0.0230 80.3772 0.949 17 gw_tot 2.0850 0.0420 2.0850 0.0420 2.0918 -0.163 18 t_mass 173.30 1.10 173.30 1.10 173.41 -0.096 z5b: Z-pole plus direct MW,GW,MT (no alpha) ------------------------------------------- Parameter =-= Mean -= Symmetric =-= Asymmetric Errors =-=-=-= i_alpha = 0.02900 +- 0.00118 + 0.00097 - 0.00130 alpha_s = 0.1191 +- 0.0028 + 0.0029 - 0.0028 z_mass = 91.1874 +- 0.0021 + 0.0021 - 0.0021 t_mass = 173.4 +- 1.1 + 1.1 - 1.1 h_mass = 38. +- 38. + 54. - 20. TR> LOGA > 1.58 +- 0.35 + 0.38 - 0.32 CHI2/NDF = 16.201721 / 12 PROBABIL [%] = 18.217058 =-=-= Correlation Matrix =-=-= i_alpha | 0.934 | 1.000 0.359 0.053 0.054 -0.926 alpha_s | 0.362 | 0.359 1.000 -0.011 0.006 -0.344 z_mass | 0.127 | 0.053 -0.011 1.000 -0.026 -0.013 t_mass | 0.293 | 0.054 0.006 -0.026 1.000 0.056 h_mass | 0.933 | -0.926 -0.344 -0.013 0.056 1.000 Derived quantities: sef2_el = 0.23148 +- 0.00016 + 0.00015 - 0.00016 sin2_w = 0.22276 +- 0.00029 + 0.00035 - 0.00025 w_mass = 80.392 +- 0.015 + 0.013 - 0.018 gw_tot = 2.0927 +- 0.0013 + 0.0013 - 0.0014 ID CHID <-------input------><-----corrected----><-theory-><-pull> ------------------------------------------------------------------------ 1 z_mass 91.18750 0.00210 91.18750 0.00210 91.18744 0.031 2 gz_tot 2.49520 0.00230 2.49520 0.00230 2.49565 -0.196 3 xz_hadr 41.5400 0.0370 41.5400 0.0370 41.4762 1.724 4 r_elec 20.7670 0.0250 20.7670 0.0250 20.7438 0.927 5 az_elec 0.017140 0.000950 0.017140 0.000950 0.016287 0.897 6 pz_elec 0.14648 0.00325 0.14648 0.00325 0.14737 -0.272 7 r_bb 0.216290 0.000660 0.216290 0.000660 0.215773 0.784 8 r_cc 0.17210 0.00300 0.17210 0.00300 0.17226 -0.054 9 az_bb 0.09920 0.00160 0.09920 0.00160 0.10329 -2.558 10 az_cc 0.07070 0.00350 0.07070 0.00350 0.07383 -0.895 11 a_bb 0.9230 0.0200 0.9230 0.0200 0.9346 -0.579 12 a_cc 0.6700 0.0270 0.6700 0.0270 0.6680 0.073 13 a_elec 0.15130 0.00207 0.15130 0.00207 0.14737 1.901 14 sef2_el 0.23240 0.00120 0.23240 0.00120 0.23148 0.768 15 w_mass 80.3990 0.0230 80.3990 0.0230 80.3921 0.301 16 gw_tot 2.0850 0.0420 2.0850 0.0420 2.0927 -0.183 17 t_mass 173.30 1.10 173.30 1.10 173.37 -0.064 Fit including low-Q2 data (NuTeV result in form of gl2, gr2) ============================================================ Parameter =-= Mean -= Symmetric =-= Asymmetric Errors =-=-=-= i_alpha = 0.02767 +- 0.00033 + 0.00034 - 0.00034 alpha_s = 0.1187 +- 0.0026 + 0.0026 - 0.0026 z_mass = 91.1875 +- 0.0021 + 0.0021 - 0.0021 t_mass = 173.3 +- 1.1 + 1.1 - 1.1 h_mass = 99. +- 34. + 38. - 29. TR> LOGA > 2.00 +- 0.15 + 0.14 - 0.15 CHI2/NDF = 27.452955 / 17 PROBABIL [%] = 5.1750426 =-=-= Correlation Matrix =-=-= i_alpha | 0.592 | 1.000 0.014 -0.011 -0.019 -0.567 alpha_s | 0.105 | 0.014 1.000 -0.015 0.029 0.075 z_mass | 0.149 | -0.011 -0.015 1.000 -0.010 0.116 t_mass | 0.337 | -0.019 0.029 -0.010 1.000 0.284 h_mass | 0.644 | -0.567 0.075 0.116 0.284 1.000 Derived quantities: sef2_el = 0.23144 +- 0.00012 + 0.00012 - 0.00013 sin2_w = 0.22313 +- 0.00029 + 0.00029 - 0.00028 w_mass = 80.373 +- 0.015 + 0.014 - 0.015 gw_tot = 2.0916 +- 0.0014 + 0.0014 - 0.0015 ID CHID <-------input------><-----corrected----><-theory-><-pull> ------------------------------------------------------------------------ 1 z_mass 91.18750 0.00210 91.18750 0.00210 91.18750 0.002 2 gz_tot 2.49520 0.00230 2.49520 0.00230 2.49586 -0.285 3 xz_hadr 41.5400 0.0370 41.5400 0.0370 41.4773 1.694 4 r_elec 20.7670 0.0250 20.7670 0.0250 20.7428 0.967 5 az_elec 0.017140 0.000950 0.017140 0.000950 0.016361 0.820 6 pz_elec 0.14648 0.00325 0.14648 0.00325 0.14770 -0.374 7 r_bb 0.216290 0.000660 0.216290 0.000660 0.215794 0.752 8 r_cc 0.17210 0.00300 0.17210 0.00300 0.17225 -0.051 9 az_bb 0.09920 0.00160 0.09920 0.00160 0.10353 -2.707 10 az_cc 0.07070 0.00350 0.07070 0.00350 0.07401 -0.947 11 a_bb 0.9230 0.0200 0.9230 0.0200 0.9346 -0.582 12 a_cc 0.6700 0.0270 0.6700 0.0270 0.6682 0.068 13 a_elec 0.15130 0.00207 0.15130 0.00207 0.14770 1.741 14 i_alpha 0.027580 0.000350 0.027580 0.000350 0.027666 -0.247 15 sef2_el 0.23240 0.00120 0.23240 0.00120 0.23144 0.803 16 w_mass 80.3990 0.0230 80.3990 0.0230 80.3730 1.128 17 gw_tot 2.0850 0.0420 2.0850 0.0420 2.0916 -0.158 18 t_mass 173.30 1.10 173.30 1.10 173.34 -0.035 19 gl2_nud 0.30005 0.00137 0.30005 0.00137 0.30392 -2.827 20 gr2_nud 0.03076 0.00110 0.03076 0.00110 0.03012 0.578 21 sin_ms 0.23300 0.00150 0.23300 0.00150 0.23115 1.236 22 qw_cs -72.740 0.460 -72.740 0.460 -72.921 0.393 Blue-band studies: ================== For ZFITTER 6.41 and later (currently 6.43), and flag AMT4=6 fixed, two flags govern the theory uncertainties in the complete two-loop calculations of MW (DMWW=+-1: +-4 MeV) and fermionic two-loop calculations of sin2teff (DSWW=+-1: +-4.9D-5). The theory uncertainty for the Higgs-mass prediction is dominated by DSWW. Extrema in Higgs mass from ZFITTER: t_mass h_mass limit Maximal h_mass DSWW=-1 173.41 93.4 157.7 Default setting 173.40 88.7 150.8 Minimal h_mass DSWW=+1 173.38 84.0 144.0 The blue band will be the area enclosed by the two ZFITTER DSWW=+-1 \Delta\chi^2 curves. The one-sided 95%CL (90% two-sided) upper limit on MH is given by ZFITTER's DSWW=-1 curve: MH <= 158 GeV (one-sided 95%CL incl. TU) ----------------------------------------- (increasing to 185 GeV when including the LEP-2 direct search limit). EOF