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

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

See the Review on ${{\mathit \psi}{(2S)}}$ and ${{\mathit \chi}_{{c}}}$ branching ratios'' before the ${{\mathit \chi}_{{c0}}{(1P)}}$ Listings.
 ${{\mathit \psi}{(2S)}}$ MASS $3686.10 \pm0.06$ MeV (S = 5.9)
 ${\mathit m}_{{{\mathit \psi}{(2S)}}}–{\mathit m}_{{{\mathit J / \psi}{(1S)}}}$ $589.188 \pm0.028$ MeV
 ${{\mathit \psi}{(2S)}}$ WIDTH $294 \pm8$ keV
 constrained fit information