${{\mathit \psi}{(4390)}}$ MASS

INSPIRE   JSON  (beta) PDGID:
M236M
VALUE (MeV) DOCUMENT ID TECN  COMMENT
$\bf{ 4390 \pm6}$ OUR AVERAGE
$4382.0$ $\pm13.3$ $\pm1.7$ 1
ABLIKIM
2020O
 BES3 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit J / \psi}}$
$4391.5$ ${}^{+6.3}_{-6.8}$ $\pm1.0$
ABLIKIM
2017G
 BES3 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit h}_{{{c}}}}$
1  From a fit of the measured cross section in the range $\sqrt {s }$ = $3.808 - 4.600$ GeV.
References