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

${{\boldsymbol X}{(3940)}}$ $I^G(J^{PC})$ = $?^?(?^{? ?})$

Reported by ABE 2007 , observed in ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit X}}$ .
${{\mathit X}{(3940)}}$ MASS   $3942 \pm9$ MeV 
${{\mathit X}{(3940)}}$ WIDTH   $37 {}^{+27}_{-17}$ MeV 
$\Gamma_{1}$ ${{\mathit D}}{{\overline{\mathit D}}^{*}}$ + c.c. seen361
$\Gamma_{2}$ ${{\mathit D}}{{\overline{\mathit D}}}$ not seen638
$\Gamma_{3}$ ${{\mathit J / \psi}}{{\mathit \omega}}$ not seen283