${\mathit {\mathit c}}$ ${\mathit {\overline{\mathit c}}}$ MESONS
(including possibly non- ${\mathit {\mathit q}}$ ${\mathit {\overline{\mathit q}}}$ 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.  seen 361
 
$\Gamma_{2}$ ${{\mathit D}}{{\overline{\mathit D}}}$  not seen 638
 
$\Gamma_{3}$ ${{\mathit J / \psi}}{{\mathit \omega}}$  not seen 283
 
FOOTNOTES