BOTTOM BARYONS($\boldsymbol B$ = $-1$) ${{\mathit \Lambda}_{{b}}^{0}}$ = ${{\mathit u}}{{\mathit d}}{{\mathit b}}$ , ${{\mathit \Xi}_{{b}}^{0}}$ = ${{\mathit u}}{{\mathit s}}{{\mathit b}}$ , ${{\mathit \Xi}_{{b}}^{-}}$ = ${{\mathit d}}{{\mathit s}}{{\mathit b}}$ , ${{\mathit \Omega}_{{b}}^{-}}$ = ${{\mathit s}}{{\mathit s}}{{\mathit b}}$ INSPIRE search

# ${{\boldsymbol \Omega}_{{b}}^{-}}$ $I(J^P)$ = $0(1/2^{+})$ I, J, P need confirmation.

In the quark model ${{\mathit \Omega}_{{b}}^{-}}$ is $\mathit ssb$ ground state. None of its quantum numbers has been measured.
 ${{\mathit \Omega}_{{b}}^{-}}$ MASS $6046.1 \pm1.7$ MeV
 ${\mathit m}_{{{\mathit \Omega}_{{b}}^{-}}}–{\mathit m}_{{{\mathit \Lambda}_{{b}}^{0}}}$ $426.4 \pm2.2$ MeV
 ${\mathit m}_{{{\mathit \Omega}_{{b}}^{-}}}–{\mathit m}_{{{\mathit \Xi}_{{b}}^{-}}}$ $247.3 \pm3.2$ MeV
 ${{\mathit \Omega}_{{b}}}$ MEAN LIFE $(1.64 {}^{+0.18}_{-0.17}) \times 10^{-12}$ s
 $\tau ({{\mathit \Omega}_{{b}}^{-}})/\tau ({{\mathit \Xi}_{{b}}^{-}}$) mean life ratio $1.11 \pm0.16$