${\boldsymbol m}_{{{\boldsymbol \psi}{(2S)}}}–{\boldsymbol m}_{{{\boldsymbol J / \psi}{(1S)}}}$ INSPIRE search

VALUE (MeV) DOCUMENT ID TECN  COMMENT
$\bf{ 589.188 \pm0.028}$ OUR AVERAGE
$589.194$ $\pm0.027$ $\pm0.011$ 1
AULCHENKO
2003
KEDR ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ hadrons
$589.7$ $\pm1.2$
LEMOIGNE
1982
GOLI 185 ${{\mathit \pi}^{-}}$ ${}^{}\mathrm {Be}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}{}^{}\mathrm {A}$
$589.07$ $\pm0.13$ 1
ZHOLENTZ
1980
OLYA ${{\mathit e}^{+}}{{\mathit e}^{-}}$
$588.7$ $\pm0.8$
LUTH
1975
MRK1
• • • We do not use the following data for averages, fits, limits, etc. • • •
$588$ $\pm1$ 2
BAI
1998E
BES ${{\mathit e}^{+}}{{\mathit e}^{-}}$
1  Redundant with data in mass above.
2  Systematic errors not evaluated.
  References:
AULCHENKO 2003
PL B573 63 New Precision Measurement of the ${{\mathit J / \psi}}$ and ${{\mathit \psi}^{\,'}}$ Meson Masses
BAI 1998E
PR D57 3854 Search for ${{\mathit \psi}{(2S)}}$ Production in ${{\mathit e}^{+}}{{\mathit e}^{-}}$ Annihilations at 4.03 GeV
LEMOIGNE 1982
PL 113B 509 Measurement of Hadronic Production of the ${{\mathit \chi}_{{1}}{(3507)}^{++}}$ and ${{\mathit \chi}_{{2}}{(3553)}^{++}}$ through Their Radiative Decay to ${{\mathit J / \psi}}$
ZHOLENTZ 1980
PL 96B 214 High Precision Measurement of the ${{\mathit \psi}}$ and ${{\mathit \psi}^{\,'}}$ Meson Masses
LUTH 1975
PRL 35 1124 The Quantum Numbers and Decay Widths of the ${{\mathit \psi}^{\,'}{(3684)}}$