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pdgLive Home > ${{\mathit \Upsilon}{(2S)}}$ > ${{\mathit \Upsilon}{(2S)}}$ WIDTH

2026 Review of Particle Physics.
TBDet al. (Particle Data Group), TBD

${{\mathit \Upsilon}{(2S)}}$ WIDTH INSPIRE search

M052W

VALUE (keV)
$\bf{ 31.98 \pm2.63}$	OUR EVALUATION See the Note on ``Width Determinations of the ${{\mathit \Upsilon}}$ States''