CKMfitter global fit results as of Lepton Photon 11:
UT angles and sides:
UTs apex and angle:
CKM elements:
Theory parameters:
Rare branching fractions (B→lν, B→ll):
- Wolfenstein parameters
- UT angles and sides
- UTsangle and apex
- CKM elements
- Theory parameters
- Rare branching fractions (B→lν, B→ll)
Observable | Central ± 1 σ | ± 2 σ | ± 3 σ |
---|---|---|---|
A | 0.801 [+0.026 -0.014] | 0.801 [+0.036 -0.022] | 0.801 [+0.046 -0.029] |
λ | 0.22539 [+0.00062 -0.00095] | 0.2254 [+0.0010 -0.0019] | 0.2254 [+0.0014 -0.0027] |
ρbar | 0.144 [+0.023 -0.026] | 0.144 [+0.038 -0.046] | 0.144 [+0.048 -0.057] |
ηbar | 0.343 [+0.015 -0.014] | 0.343 [+0.030 -0.025] | 0.343 [+0.045 -0.033] |
J [10-5] | 2.884 [+0.253 -0.053] | 2.884 [+0.400 -0.098] | 2.88 [+0.55 -0.14] |
Observable | Central ± 1 σ | ± 2 σ | ± 3 σ |
---|---|---|---|
sin 2α | -0.03 [+0.14 -0.12] | -0.03 [+0.25 -0.21] | -0.03 [+0.31 -0.26] |
sin 2α (meas. not in the fit) | -0.10 [+0.18 -0.12] | -0.10 [+0.34 -0.17] | -0.10 [+0.40 -0.22] |
sin 2β | 0.691 [+0.020 -0.020] | 0.691 [+0.040 -0.034] | 0.691 [+0.060 -0.047] |
sin 2β (meas. not in the fit) | 0.830 [+0.013 -0.033] | 0.830 [+0.025 -0.098] | 0.830 [+0.037 -0.170] |
α [deg] | 90.9 [+3.5 -4.1] | 90.9 [+6.0 -7.2] | 90.9 [+7.5 -8.9] |
α [deg] (meas. not in the fit) | 92.9 [+3.6 -5.1] | 92.9 [+5.0 -9.8] | 92.9 [+6.4 -11.7] |
α [deg] (dir. meas.) | 89.0 [+4.4 -4.2] | 89.0 [+9.1 -8.4] || -1.8 [+6.6 -5.6] | 89 [+21 -13] || -2 [+14 -14] |
β [deg] | 21.84 [+0.80 -0.76] | 21.8 [+1.6 -1.3] | 21.8 [+2.5 -1.8] |
β [deg] (meas. not in the fit) | 28.06 [+0.67 -1.62] | 28.1 [+1.4 -4.5] | 28.1 [+2.0 -7.4] |
β [deg] (dir. meas.) | 21.38 [+0.79 -0.77] | 21.4 [+1.6 -1.5] | 21.4 [+2.4 -2.3] |
γ [deg] | 67.3 [+4.2 -3.5] | 67.3 [+7.2 -5.7] | 67.3 [+8.9 -7.1] |
γ [deg] (meas. not in the fit) | 67.1 [+4.6 -3.7] | 67.1 [+7.5 -5.7] | 67.1 [+9.2 -7.0] |
γ [deg] (dir. meas.) | 68 [+10 -11] | 68 [+21 -21] | 68 [+35 -31] |
Ru | 0.372 [+0.013 -0.012] | 0.372 [+0.026 -0.021] | 0.372 [+0.040 -0.029] |
Rt | 0.923 [+0.027 -0.023] | 0.923 [+0.046 -0.037] | 0.923 [+0.057 -0.047] |
Observable | Central ± 1 σ | ± 2 σ | ± 3 σ |
---|---|---|---|
ρsbar | -0.0077 [+0.0014 -0.0012] | -0.0077 [+0.0025 -0.0020] | -0.0077 [+0.0031 -0.0026] |
ηsbar | -0.01838 [+0.00075 -0.00080] | -0.0184 [+0.0013 -0.0016] | -0.0184 [+0.0018 -0.0024] |
βs ≡ − arg(−Vcs V*cb/Vts V*tb) [rad] | 0.01824 [+0.00080 -0.00075] | 0.0182 [+0.0016 -0.0013] | 0.0182 [+0.0024 -0.0018] |
sin 2βs | 0.0365 [+0.0016 -0.0015] | 0.0365 [+0.0032 -0.0027] | 0.0365 [+0.0049 -0.0035] |
Observable | Central ± 1 σ | ± 2 σ | ± 3 σ |
---|---|---|---|
|Vud| | 0.97426 [+0.00022 -0.00014] | 0.97426 [+0.00044 -0.00024] | 0.97426 [+0.00063 -0.00032] |
|Vus| | 0.22539 [+0.00062 -0.00095] | 0.2254 [+0.0010 -0.0019] | 0.2254 [+0.0014 -0.0027] |
|Vub| | 0.003501 [+0.000196 -0.000087] | 0.00350 [+0.00033 -0.00016] | 0.00350 [+0.00046 -0.00022] |
|Vcd| | 0.22526 [+0.00062 -0.00095] | 0.2253 [+0.0010 -0.0019] | 0.2253 [+0.0014 -0.0027] |
|Vcs| | 0.97345 [+0.00022 -0.00018] | 0.97345 [+0.00043 -0.00027] | 0.97345 [+0.00063 -0.00035] |
|Vcb| | 0.04070 [+0.00116 -0.00059] | 0.04070 [+0.00154 -0.00095] | 0.0407 [+0.0019 -0.0013] |
|Vtd| | 0.00846 [+0.00043 -0.00015] | 0.00846 [+0.00065 -0.00028] | 0.00846 [+0.00078 -0.00038] |
|Vts| | 0.03996 [+0.00114 -0.00062] | 0.03996 [+0.00152 -0.00098] | 0.0400 [+0.0019 -0.0013] |
|Vtb| | 0.999165 [+0.000024 -0.000048] | 0.999165 [+0.000038 -0.000064] | 0.999165 [+0.000051 -0.000081] |
|Vud| (meas. not in the fit) | 0.97473 [+0.00021 -0.00062] | 0.97473 [+0.00041 -0.00073] | 0.97473 [+0.00061 -0.00084] |
|Vus| (meas. not in the fit) | 0.22539 [+0.00094 -0.00095] | 0.2254 [+0.0019 -0.0019] | 0.2254 [+0.0028 -0.0029] |
|Vub| (meas. not in the fit) | 0.00342 [+0.00020 -0.00010] | 0.00342 [+0.00033 -0.00020] | 0.00342 [+0.00047 -0.00029] |
|Vcb| (meas. not in the fit) | 0.04070 [+0.00446 -0.00069] | 0.0407 [+0.0050 -0.0013] | 0.0407 [+0.0055 -0.0018] |
Observable | Central ± 1 σ | ± 2 σ | ± 3 σ |
---|---|---|---|
Δmd [ps-1] (meas. not in the fit) | 0.537 [+0.051 -0.043] | 0.537 [+0.087 -0.103] | 0.54 [+0.13 -0.14] |
Δms [ps-1] (meas. not in the fit) | 18.1 [+2.2 -2.1] | 18.1 [+3.5 -3.2] | 18.1 [+4.6 -4.1] |
εK [10-3] (meas. not in the fit) | 1.86 [+0.67 -0.39] | 1.86 [+0.84 -0.47] | 1.86 [+1.00 -0.54] |
mc [GeV/c2] (meas. not in the fit) | 1.62 [+0.31 -0.59] | 1.62 [+0.39 -0.78] | 1.62 [+0.45 -0.98] |
mt [GeV/c2] (meas. not in the fit) | 153.6 [+7.6 -7.4] | 154 [+31 -12] | 154 [+46 -15] |
BK (lattice value not in the fit) | 0.89 [+0.16 -0.22] | 0.89 [+0.22 -0.26] | 0.89 [+0.28 -0.29] |
ξSU(3) (lattice value not in the fit) | 1.218 [+0.048 -0.042] | 1.218 [+0.092 -0.083] | 1.22 [+0.13 -0.12] |
fBs (lattice value not in the fit) | 0.2385 [+0.0048 -0.0127] | 0.2385 [+0.0086 -0.0175] | 0.238 [+0.012 -0.021] |
B(B+→τν) [10-4] | 0.832 [+0.084 -0.084] | 0.83 [+0.15 -0.18] | 0.83 [+0.23 -0.22] |
B(B+→τν) [10-4] (meas. not in the fit) | 0.739 [+0.114 -0.087] | 0.74 [+0.20 -0.12] | 0.74 [+0.27 -0.15] |
B(B+→μν) [10-6] | 0.374 [+0.038 -0.038] | 0.374 [+0.070 -0.081] | 0.374 [+0.102 -0.099] |
B(B+→eν) [10-11] | 0.875 [+0.088 -0.089] | 0.87 [+0.16 -0.19] | 0.87 [+0.24 -0.23] |
B(B→e+e-) [10-15] | 2.61 [+0.14 -0.24] | 2.61 [+0.22 -0.38] | 2.61 [+0.30 -0.45] |
B(B→μ+μ-) [10-11] | 11.13 [+0.61 -1.01] | 11.13 [+0.94 -1.64] | 11.1 [+1.3 -1.9] |
B(Bs→e+e-) [10-14] | 8.49 [+0.43 -0.76] | 8.49 [+0.64 -1.00] | 8.49 [+0.86 -1.17] |
B(Bs→μ+μ-) [10-9] | 3.63 [+0.18 -0.32] | 3.63 [+0.27 -0.43] | 3.63 [+0.37 -0.50] |