CKMfitter

Plots for the Phase I of
Opportunities in Flavour Physics at the HL-LHC and HE-LHC

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The global CKM fit in the large (ρ-bar,η-bar) plane

The global CKM fit in the small (ρ-bar,η-bar) plane (zoom)

The global CKM fit in the large (ρ̅_M, η̅_M) plane with M = sb and uc

The global CKM fit in the large (ρ-bar,η-bar) plane:

Constraints in the (ρ-bar,η-bar) plane. The red hashed region of the global combination corresponds to 68% CL.

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The global CKM fit in the small (ρ-bar,η-bar) plane (zoom):

Zoomed constraints in the (ρ-bar,η-bar) plane.The red hashed region of the global combination corresponds to 68% CL.

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Zoomed constraints in the (ρ-bar,η-bar) plane not including the angle measurements in the global fit.

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Constraints in the (ρ-bar,η-bar) plane including only the angle measurements.

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Constraints from CP conserving quantities (|V_ub / V_cb|, Δm_d, (Δm_d and Δm_s) and B⁺ →τ⁺ ν) in the (ρ-bar,η-bar) plane.

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Constraints from CP violating quantities (sin(2β), α, γ and ε_k) in the (ρ-bar,η-bar) plane.

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Constraints from "Tree" quantities in the (ρ-bar,η-bar) plane (involving γ(DK) and α from the isospin analysis with the help of sin2β (charmonium), which gives another tree only γ measurement (the only assumption is that the ΔI=3/2 b-->d EW penguin amplitude is negligible)).

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Constraints from "Tree" quantities in the (ρ-bar,η-bar) plane, with only input on |V_ub| from semileptonic decays (involving γ(DK) and α from the isospin analysis with the help of sin2β (charmonium), which gives another tree only γ measurement (the only assumption is that the ΔI=3/2 b-->d EW penguin amplitude is negligible)).

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Constraints from "Tree" quantities in the (ρ-bar,η-bar) plane (only γ(DK) is used).

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Constraints from "Tree" quantities in the (ρ-bar,η-bar) plane with only input on |V_ub| from semileptonic decays (ony γ(DK) is used).

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Constraints from "Loop" quantities in the (ρ-bar,η-bar) plane.

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Constraints in the (ρ-bar,η-bar) plane, not including the braching ratio of B⁺ → τ⁺ν in the global fit.

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Constraints in the (ρ-bar,η-bar) plane not including the measurement of sin2β in the global fit.

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The global CKM fit in the large (ρ̅_M, η̅_M) plane
with M = sb and uc:

The constraints can be expressed in the unitarity triangles associated with the different mesons of interest, with the relative coordinates of the upper appex of each triangle defined as
ρ̅_d₁d₂+iη̅_d₁d₂ =-(V_ud₁V_ud₂^*)/(V_cd₁V_cd₂^*), ρ̅_u₁u₂+iη̅_u₁u₂ =-(V_u₁dV_u₂d^*)/(V_u₁sV_u₂s^*).

Constraints in the (ρ̅_sb, η̅_sb) plane. The red hashed region of the global combination corresponds to 68% CL.

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Constraints in the (ρ̅_cu, η̅_cu) plane. The red hashed region of the global combination corresponds to 68% CL.

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