${\boldsymbol {\boldsymbol b}}$ ${\boldsymbol {\overline{\boldsymbol b}}}$ MESONS
(including possibly non- ${\boldsymbol {\boldsymbol q}}$ ${\boldsymbol {\overline{\boldsymbol q}}}$ states)
 INSPIRE search

${{\boldsymbol \Upsilon}{(2S)}}$ $I^G(J^{PC})$ = $0^-(1^{- -})$ 

${{\mathit \Upsilon}{(2S)}}$ MASS   $10023.26 \pm0.31$ MeV 
${\mathit m}_{{{\mathit \Upsilon}{(3S)}}}–{\mathit m}_{{{\mathit \Upsilon}{(2S)}}}$   $331.50 \pm0.13$ MeV 
${{\mathit \Upsilon}{(2S)}}$ WIDTH   $31.98 \pm2.63$ keV 
${{\boldsymbol \Upsilon}{(2S)}}$ Cross-Particle Branching Ratios
B( ${{\mathit \Upsilon}{(2S)}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ ) ${\times }$ B( ${{\mathit \Upsilon}{(3S)}}$ $\rightarrow$ ${{\mathit \Upsilon}{(2S)}}{{\mathit X}}$ )   $0.0178 \pm0.0011$  
$\Gamma_{1}$ ${{\mathit \Upsilon}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$  $(17.85\pm{0.26})\%$ 475
$\Gamma_{2}$ ${{\mathit \Upsilon}{(1S)}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$  $(8.6\pm{0.4})\%$ 480
$\Gamma_{3}$ ${{\mathit \tau}^{+}}{{\mathit \tau}^{-}}$  $(2.00\pm{0.21})\%$ 4686
$\Gamma_{4}$ ${{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$  $(1.93\pm{0.17})\%$ S=2.2 5011
$\Gamma_{5}$ ${{\mathit e}^{+}}{{\mathit e}^{-}}$  $(1.91\pm{0.16})\%$ 5012
$\Gamma_{6}$ ${{\mathit \Upsilon}{(1S)}}{{\mathit \pi}^{0}}$  $<4\times 10^{-5}$ CL=90%531
$\Gamma_{7}$ ${{\mathit \Upsilon}{(1S)}}{{\mathit \eta}}$  $(2.9\pm{0.4})\times 10^{-4}$ S=2.0 126
$\Gamma_{8}$ ${{\mathit J / \psi}{(1S)}}$ anything  $<6\times 10^{-3}$ CL=90%4533
$\Gamma_{9}$ ${{\mathit J / \psi}{(1S)}}{{\mathit \eta}_{{c}}}$  $<5.4\times 10^{-6}$ CL=90%3984
$\Gamma_{10}$ ${{\mathit J / \psi}{(1S)}}{{\mathit \chi}_{{c0}}}$  $<3.4\times 10^{-6}$ CL=90%3808
$\Gamma_{11}$ ${{\mathit J / \psi}{(1S)}}{{\mathit \chi}_{{c1}}}$  $<1.2\times 10^{-6}$ CL=90%3765
$\Gamma_{12}$ ${{\mathit J / \psi}{(1S)}}{{\mathit \chi}_{{c2}}}$  $<2.0\times 10^{-6}$ CL=90%3744
$\Gamma_{13}$ ${{\mathit J / \psi}{(1S)}}{{\mathit \eta}_{{c}}{(2S)}}$  $<2.5\times 10^{-6}$ CL=90%3707
$\Gamma_{14}$ ${{\mathit J / \psi}{(1S)}}{{\mathit X}{(3940)}}$  $<2.0\times 10^{-6}$ CL=90%3555
$\Gamma_{15}$ ${{\mathit J / \psi}{(1S)}}{{\mathit X}{(4160)}}$  $<2.0\times 10^{-6}$ CL=90%3440
$\Gamma_{16}$ ${{\mathit \chi}_{{c1}}}$ anything  $(2.2\pm{0.5})\times 10^{-4}$
$\Gamma_{17}$ ${{\mathit \chi}_{{c1}}{(1P)}^{0}}{{\mathit X}_{{tetra}}}$  $<3.67\times 10^{-5}$ CL=90%
$\Gamma_{18}$ ${{\mathit \chi}_{{c2}}}$ anything  $(2.3\pm{0.8})\times 10^{-4}$
$\Gamma_{19}$ ${{\mathit \psi}{(2S)}}{{\mathit \eta}_{{c}}}$  $<5.1\times 10^{-6}$ CL=90%3732
$\Gamma_{20}$ ${{\mathit \psi}{(2S)}}{{\mathit \chi}_{{c0}}}$  $<4.7\times 10^{-6}$ CL=90%3536
$\Gamma_{21}$ ${{\mathit \psi}{(2S)}}{{\mathit \chi}_{{c1}}}$  $<2.5\times 10^{-6}$ CL=90%3488
$\Gamma_{22}$ ${{\mathit \psi}{(2S)}}{{\mathit \chi}_{{c2}}}$  $<1.9\times 10^{-6}$ CL=90%3464
$\Gamma_{23}$ ${{\mathit \psi}{(2S)}}{{\mathit \eta}_{{c}}{(2S)}}$  $<3.3\times 10^{-6}$ CL=90%3422
$\Gamma_{24}$ ${{\mathit \psi}{(2S)}}{{\mathit X}{(3940)}}$  $<3.9\times 10^{-6}$ CL=90%3250
$\Gamma_{25}$ ${{\mathit \psi}{(2S)}}{{\mathit X}{(4160)}}$  $<3.9\times 10^{-6}$ CL=90%3118
$\Gamma_{26}$ ${{\mathit Z}_{{c}}{(3900)}^{+}}{{\mathit Z}_{{c}}{(3900)}^{-}}$  $<1.0\times 10^{-6}$ CL=90%
$\Gamma_{27}$ ${{\mathit Z}_{{c}}{(4200)}^{+}}{{\mathit Z}_{{c}}{(4200)}^{-}}$  $<1.67\times 10^{-5}$ CL=90%
$\Gamma_{28}$ ${{\mathit Z}_{{c}}{(3900)}^{\pm}}{{\mathit Z}_{{c}}{(4200)}^{\mp}}$  $<7.3\times 10^{-6}$ CL=90%
$\Gamma_{29}$ ${{\mathit X}{(4050)}^{+}}{{\mathit X}{(4050)}^{-}}$  $<1.35\times 10^{-5}$ CL=90%
$\Gamma_{30}$ ${{\mathit X}{(4250)}^{+}}{{\mathit X}{(4250)}^{-}}$  $<2.67\times 10^{-5}$ CL=90%
$\Gamma_{31}$ ${{\mathit X}{(4050)}^{\pm}}{{\mathit X}{(4250)}^{\mp}}$  $<2.72\times 10^{-5}$ CL=90%
$\Gamma_{32}$ ${{\mathit Z}_{{c}}{(4430)}^{+}}{{\mathit Z}_{{c}}{(4430)}^{-}}$  $<2.03\times 10^{-5}$ CL=90%
$\Gamma_{33}$ ${{\mathit X}{(4055)}^{\pm}}{{\mathit X}{(4055)}^{\mp}}$  $<1.11\times 10^{-5}$ CL=90%
$\Gamma_{34}$ ${{\mathit X}{(4055)}^{\pm}}{{\mathit Z}_{{c}}{(4430)}^{\mp}}$  $<2.11\times 10^{-5}$ CL=90%
$\Gamma_{35}$ $\overline{^2H}$ anything  $(2.78^{+0.30}_{-0.26})\times 10^{-5}$ S=1.2 
$\Gamma_{36}$ hadrons  $(94\pm{11})\%$
$\Gamma_{37}$ ${{\mathit g}}{{\mathit g}}{{\mathit g}}$  $(58.8\pm{1.2})\%$
$\Gamma_{38}$ ${{\mathit \gamma}}{{\mathit g}}{{\mathit g}}$  $(1.87\pm{0.28})\%$
$\Gamma_{39}$ ${{\mathit \phi}}{{\mathit K}^{+}}{{\mathit K}^{-}}$  $(1.6\pm{0.4})\times 10^{-6}$ 4910
$\Gamma_{40}$ ${{\mathit \omega}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$  $<2.58\times 10^{-6}$ CL=90%4977
$\Gamma_{41}$ ${{\mathit K}^{*}{(892)}^{0}}{{\mathit K}^{-}}{{\mathit \pi}^{+}}$ + c.c.  $(2.3\pm{0.7})\times 10^{-6}$ 4952
$\Gamma_{42}$ ${{\mathit \phi}}{{\mathit f}_{{2}}^{\,'}{(1525)}}$  $<1.33\times 10^{-6}$ CL=90%4842
$\Gamma_{43}$ ${{\mathit \omega}}{{\mathit f}_{{2}}{(1270)}}$  $<5.7\times 10^{-7}$ CL=90%4899
$\Gamma_{44}$ ${{\mathit \rho}{(770)}}{{\mathit a}_{{2}}{(1320)}}$  $<8.8\times 10^{-7}$ CL=90%4894
$\Gamma_{45}$ ${{\mathit K}^{*}{(892)}^{0}}{{\overline{\mathit K}}_{{2}}^{*}{(1430)}^{0}}$ + c.c.  $(1.5\pm{0.6})\times 10^{-6}$ 4869
$\Gamma_{46}$ ${{\mathit K}_{{1}}{(1270)}^{\pm}}{{\mathit K}^{\mp}}$  $<3.22\times 10^{-6}$ CL=90%4921
$\Gamma_{47}$ ${{\mathit K}_{{1}}{(1400)}^{\pm}}{{\mathit K}^{\mp}}$  $<8.3\times 10^{-7}$ CL=90%4901
$\Gamma_{48}$ ${{\mathit b}_{{1}}{(1235)}^{\pm}}{{\mathit \pi}^{\mp}}$  $<4.0\times 10^{-7}$ CL=90%4935
$\Gamma_{49}$ ${{\mathit \rho}}{{\mathit \pi}}$  $<1.16\times 10^{-6}$ CL=90%4981
$\Gamma_{50}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$  $<8.0\times 10^{-7}$ CL=90%5007
$\Gamma_{51}$ ${{\mathit \omega}}{{\mathit \pi}^{0}}$  $<1.63\times 10^{-6}$ CL=90%4980
$\Gamma_{52}$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{0}}{{\mathit \pi}^{0}}$  $(1.30\pm{0.28})\times 10^{-5}$ 5002
$\Gamma_{53}$ ${{\mathit K}_S^0}$ ${{\mathit K}^{+}}{{\mathit \pi}^{-}}$ + c.c.  $(1.14\pm{0.33})\times 10^{-6}$ 4979
$\Gamma_{54}$ ${{\mathit K}^{*}{(892)}^{0}}{{\overline{\mathit K}}^{0}}$ + c.c.  $<4.22\times 10^{-6}$ CL=90%4959
$\Gamma_{55}$ ${{\mathit K}^{*}{(892)}^{-}}{{\mathit K}^{+}}$ + c.c.  $<1.45\times 10^{-6}$ CL=90%4960
$\Gamma_{56}$ ${{\mathit f}_{{1}}{(1285)}}$ anything  $(2.2\pm{1.6})\times 10^{-3}$
$\Gamma_{57}$ ${{\mathit f}_{{1}}{(1285)}}{{\mathit X}_{{tetra}}}$  $<6.47\times 10^{-5}$ CL=90%
$\Gamma_{58}$ Sum of 100 exclusive modes  $(2.90\pm{0.30})\times 10^{-3}$
    constrained fit information