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${\mathit {\mathit b}}$ ${\mathit {\overline{\mathit b}}}$ MESONS
(including possibly non-${\mathit {\mathit q}}$ ${\mathit {\overline{\mathit q}}}$ states)

INSPIRE JSON PDGID:

${{\mathit \Upsilon}{(2S)}}$

$I^G(J^{PC})$ = $0^-(1^{- -})$

Expand/Collapse All

${{\mathit \Upsilon}{(2S)}}$ MASS

$10023.4$ $\pm0.5$ MeV

${\mathit m}_{{{\mathit \Upsilon}{(2S)}}}-{\mathit m}_{{{\mathit \Upsilon}{(1S)}}}$

$562.81$ $\pm0.11$ MeV

${{\mathit \Upsilon}{(2S)}}$ WIDTH

$31.98$ $\pm2.63$ keV

▸ ${{\mathit \Upsilon}{(2S)}}$ Cross-Particle Branching Ratios

${{\mathit \Upsilon}{(2S)}}$ DECAY MODES

Mode

Fraction ($\Gamma_i$ / $\Gamma$)

Scale Factor/
Conf. Level

P(MeV/c)

${{\mathit \Upsilon}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$

($17.85$ $\pm0.26$ ) $\%$

${{\mathit \Upsilon}{(1S)}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$

($8.6$ $\pm0.4$ ) $\%$

${{\mathit \tau}^{+}}{{\mathit \tau}^{-}}$

($2.00$ $\pm0.21$ ) $\%$

${{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$

($1.93$ $\pm0.17$ ) $\%$

${{\mathit e}^{+}}{{\mathit e}^{-}}$

($1.91$ $\pm0.16$ ) $\%$

${{\mathit \Upsilon}{(1S)}}{{\mathit \pi}^{0}}$

$<4$ $\times 10^{-5}$

${{\mathit \Upsilon}{(1S)}}{{\mathit \eta}}$

($2.9$ $\pm0.4$) $ \times 10^{-4}$

${{\mathit J / \psi}{(1S)}}$ anything

$<6$ $\times 10^{-3}$

${{\mathit J / \psi}{(1S)}}{{\mathit \eta}_{{{c}}}}$

$<5.4$ $\times 10^{-6}$

${{\mathit J / \psi}{(1S)}}{{\mathit \chi}_{{{c0}}}}$

$<3.4$ $\times 10^{-6}$

${{\mathit J / \psi}{(1S)}}{{\mathit \chi}_{{{c1}}}}$

$<1.2$ $\times 10^{-6}$

${{\mathit J / \psi}{(1S)}}{{\mathit \chi}_{{{c2}}}}$

$<2.0$ $\times 10^{-6}$

${{\mathit J / \psi}{(1S)}}{{\mathit \eta}_{{{c}}}{(2S)}}$

$<2.5$ $\times 10^{-6}$

${{\mathit J / \psi}{(1S)}}{{\mathit X}{(3940)}}$

$<2.0$ $\times 10^{-6}$

${{\mathit J / \psi}{(1S)}}{{\mathit X}{(4160)}}$

$<2.0$ $\times 10^{-6}$

${{\mathit \chi}_{{{c1}}}}$ anything

($2.2$ $\pm0.5$) $ \times 10^{-4}$

${{\mathit \chi}_{{{c1}}}{(1P)}^{0}}{{\mathit X}_{{{tetra}}}}$

$<3.67$ $\times 10^{-5}$

${{\mathit \chi}_{{{c2}}}}$ anything

($2.3$ $\pm0.8$) $ \times 10^{-4}$

${{\mathit \psi}{(2S)}}{{\mathit \eta}_{{{c}}}}$

$<5.1$ $\times 10^{-6}$

${{\mathit \psi}{(2S)}}{{\mathit \chi}_{{{c0}}}}$

$<4.7$ $\times 10^{-6}$

${{\mathit \psi}{(2S)}}{{\mathit \chi}_{{{c1}}}}$

$<2.5$ $\times 10^{-6}$

${{\mathit \psi}{(2S)}}{{\mathit \chi}_{{{c2}}}}$

$<1.9$ $\times 10^{-6}$

${{\mathit \psi}{(2S)}}{{\mathit \eta}_{{{c}}}{(2S)}}$

$<3.3$ $\times 10^{-6}$

${{\mathit \psi}{(2S)}}{{\mathit X}{(3940)}}$

$<3.9$ $\times 10^{-6}$

${{\mathit \psi}{(2S)}}{{\mathit X}{(4160)}}$

$<3.9$ $\times 10^{-6}$

${{\mathit T}_{{{c {{\overline{\mathit c}}} 1}}}{(3900)}^{+}}{{\mathit T}_{{{c {{\overline{\mathit c}}} 1}}}{(3900)}^{-}}$

$<1.0$ $\times 10^{-6}$

${{\mathit T}_{{{c {{\overline{\mathit c}}} 1}}}{(4200)}^{+}}{{\mathit T}_{{{c {{\overline{\mathit c}}} 1}}}{(4200)}^{-}}$

$<1.67$ $\times 10^{-5}$

${{\mathit T}_{{{c {{\overline{\mathit c}}} 1}}}{(3900)}^{\pm}}{{\mathit T}_{{{c {{\overline{\mathit c}}} 1}}}{(4200)}^{\mp}}$

$<7.3$ $\times 10^{-6}$

${{\mathit T}_{{{c {{\overline{\mathit c}}}}}}{(4050)}^{+}}{{\mathit T}_{{{c {{\overline{\mathit c}}}}}}{(4050)}^{-}}$

$<1.35$ $\times 10^{-5}$

${{\mathit T}_{{{c {{\overline{\mathit c}}}}}}{(4250)}^{+}}{{\mathit T}_{{{c {{\overline{\mathit c}}}}}}{(4250)}^{-}}$

$<2.67$ $\times 10^{-5}$

${{\mathit T}_{{{c {{\overline{\mathit c}}}}}}{(4050)}^{\pm}}{{\mathit T}_{{{c {{\overline{\mathit c}}}}}}{(4250)}^{\mp}}$

$<2.72$ $\times 10^{-5}$

${{\mathit T}_{{{c {{\overline{\mathit c}}} 1}}}{(4430)}^{+}}{{\mathit T}_{{{c {{\overline{\mathit c}}} 1}}}{(4430)}^{-}}$

$<2.03$ $\times 10^{-5}$

${{\mathit T}_{{{c {{\overline{\mathit c}}}}}}{(4055)}^{\pm}}{{\mathit T}_{{{c {{\overline{\mathit c}}}}}}{(4055)}^{\mp}}$

$<1.11$ $\times 10^{-5}$

${{\mathit T}_{{{c {{\overline{\mathit c}}}}}}{(4055)}^{\pm}}{{\mathit T}_{{{c {{\overline{\mathit c}}} 1}}}{(4430)}^{\mp}}$

$<2.11$ $\times 10^{-5}$

$\overline{^2H}$ anything

($2.78^{+0.30}_{-0.26}$) $ \times 10^{-5}$

($94$ $\pm11$ ) $\%$

${{\mathit g}}{{\mathit g}}{{\mathit g}}$

($58.8$ $\pm1.2$ ) $\%$

${{\mathit \gamma}}{{\mathit g}}{{\mathit g}}$

($1.87$ $\pm0.28$ ) $\%$

${{\mathit \phi}}{{\mathit K}^{+}}{{\mathit K}^{-}}$

($1.6$ $\pm0.4$) $ \times 10^{-6}$

${{\mathit \omega}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$

$<2.58$ $\times 10^{-6}$

${{\mathit K}^{*}{(892)}^{0}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}$ + c.c.

($2.3$ $\pm0.7$) $ \times 10^{-6}$

${{\mathit \phi}}{{\mathit f}_{{{2}}}^{\,'}{(1525)}}$

$<1.33$ $\times 10^{-6}$

${{\mathit \omega}}{{\mathit f}_{{{2}}}{(1270)}}$

$<5.7$ $\times 10^{-7}$

${{\mathit \rho}{(770)}}{{\mathit a}_{{{2}}}{(1320)}}$

$<8.8$ $\times 10^{-7}$

${{\mathit K}^{*}{(892)}^{0}}{{\overline{\mathit K}}_{{{2}}}^{*}{(1430)}^{0}}$ + c.c.

($1.5$ $\pm0.6$) $ \times 10^{-6}$

${{\mathit K}_{{{1}}}{(1270)}^{\pm}}{{\mathit K}^{\mp}}$

$<3.22$ $\times 10^{-6}$

${{\mathit K}_{{{1}}}{(1400)}^{\pm}}{{\mathit K}^{\mp}}$

$<8.3$ $\times 10^{-7}$

${{\mathit b}_{{{1}}}{(1235)}^{\pm}}{{\mathit \pi}^{\mp}}$

$<4.0$ $\times 10^{-7}$

${{\mathit \rho}}{{\mathit \pi}}$

$<1.16$ $\times 10^{-6}$

${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$

$<8.0$ $\times 10^{-7}$

${{\mathit \omega}}{{\mathit \pi}^{0}}$

$<1.63$ $\times 10^{-6}$

${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$

($1.30$ $\pm0.28$) $ \times 10^{-5}$

${{\mathit K}_S^0}$ ${{\mathit K}^{+}}{{\mathit \pi}^{-}}$ + c.c.

($1.14$ $\pm0.33$) $ \times 10^{-6}$

${{\mathit K}^{*}{(892)}^{0}}{{\overline{\mathit K}}^{0}}$ + c.c.

$<4.22$ $\times 10^{-6}$

${{\mathit K}^{*}{(892)}^{-}}{{\mathit K}^{+}}$ + c.c.

$<1.45$ $\times 10^{-6}$

${{\mathit f}_{{{1}}}{(1285)}}$ anything

($2.2$ $\pm1.6$) $ \times 10^{-3}$

${{\mathit f}_{{{1}}}{(1285)}}{{\mathit X}_{{{tetra}}}}$

$<6.47$ $\times 10^{-5}$

${{\mathit D}_{{{s}}}^{+}}{{\mathit D}_{{{s1}}}{(2536)}^{-}}$

${{\mathit D}_{{{s}}}^{+}}{{\mathit D}_{{{s1}}}{(2536)}^{-}}$ , ${{\mathit D}_{{{s1}}}^{-}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit D}^{*}{(2007)}^{0}}$

($1.6$ $\pm0.4$) $ \times 10^{-5}$

${{\mathit D}_{{{s}}}^{+}}{{\mathit D}_{{{s1}}}{(2536)}^{-}}$ , ${{\mathit D}_{{{s1}}}^{-}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit D}^{*}{(2010)}^{-}}$

($8.4$ $\pm2.3$) $ \times 10^{-6}$

${{\mathit D}_{{{s}}}^{*+}}{{\mathit D}_{{{s1}}}{(2536)}^{-}}$

${{\mathit D}_{{{s}}}^{*+}}{{\mathit D}_{{{s1}}}{(2536)}^{-}}$ , ${{\mathit D}_{{{s1}}}^{-}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit D}^{*}{(2007)}^{0}}$

($1.4$ $\pm0.4$) $ \times 10^{-5}$

${{\mathit D}_{{{s}}}^{*+}}{{\mathit D}_{{{s1}}}{(2536)}^{-}}$ , ${{\mathit D}_{{{s1}}}^{-}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit D}^{*}{(2010)}^{-}}$

($8.2$ $\pm3.1$) $ \times 10^{-6}$

${{\mathit D}_{{{s}}}^{+}}{{\mathit D}_{{{s2}}}^{*}{(2573)}^{-}}$

${{\mathit D}_{{{s}}}^{+}}{{\mathit D}_{{{s2}}}^{*}{(2573)}^{-}}$ , ${{\mathit D}_{{{s2}}}^{*-}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit D}^{0}}$

($1.4$ $\pm0.4$) $ \times 10^{-5}$

${{\mathit D}_{{{s}}}^{+}}{{\mathit D}_{{{s2}}}^{*}{(2573)}^{-}}$ , ${{\mathit D}_{{{s2}}}^{*-}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit D}^{-}}$

($6.9$ $\pm3.0$) $ \times 10^{-6}$

${{\mathit D}_{{{s}}}^{*+}}{{\mathit D}_{{{s2}}}^{*}{(2573)}^{-}}$

${{\mathit D}_{{{s}}}^{*+}}{{\mathit D}_{{{s2}}}^{*}{(2573)}^{-}}$ , ${{\mathit D}_{{{s2}}}^{*-}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit D}^{0}}$

($9$ $\pm5$) $ \times 10^{-6}$

${{\mathit D}_{{{s}}}^{*+}}{{\mathit D}_{{{s2}}}^{*}{(2573)}^{-}}$ , ${{\mathit D}_{{{s2}}}^{*-}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit D}^{-}}$

($5$ $\pm6$) $ \times 10^{-6}$

Sum of 100 exclusive modes

($2.90$ $\pm0.30$) $ \times 10^{-3}$

▸ Radiative decays

▸ Lepton Family number ($\mathit LF$) violating modes

[1]	1.5 GeV $<$ ${\mathit m}_{{{\mathit X}}}<$ 5.0 GeV

Constrained Fit information

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