DOUBLY CHARMED BARYONS ($\boldsymbol C$ = $+2$)

${{\mathit \Xi}_{{cc}}^{++}}$ = ${{\mathit u}}{{\mathit c}}{{\mathit c}}$ , ${{\mathit \Xi}_{{cc}}^{+}}$ = ${{\mathit d}}{{\mathit c}}{{\mathit c}}$ , ${{\mathit \Omega}_{{cc}}^{+}}$ = ${{\mathit s}}{{\mathit c}}{{\mathit c}}$
${{\mathit \Xi}_{{cc}}^{+}}$
*
${{\mathit \Xi}_{{cc}}^{++}}$
***
 
***   Existence ranges from very likely to certain, but further confirmation is desirable and/or quantum numbers, branching fractions, etc. are not well determined.
*   Evidence of existence is poor.