${{\mathit h}_{{{b}}}{(1P)}}$ MASS

INSPIRE   PDGID:
M204M
VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT
$\bf{ 9899.3 \pm0.8}$ OUR AVERAGE
$9899.3$ $\pm0.4$ $\pm1.0$ 112k
TAMPONI
2015
BELL ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \eta}}$ + hadrons
$9899.1$ $\pm0.4$ $\pm1.0$ 70k
MIZUK
2012
BELL ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ hadrons
$9902$ $\pm4$ $\pm2$ 10.8k
LEES
2011K
BABR ${{\mathit \Upsilon}{(3S)}}$ $\rightarrow$ ${{\mathit \eta}_{{{b}}}}{{\mathit \gamma}}{{\mathit \pi}^{0}}$
• • We do not use the following data for averages, fits, limits, etc. • •
$9898.2$ ${}^{+1.1}_{-1.0}$ ${}^{+1.0}_{-1.1}$ 50.0k 1
ADACHI
2012
BELL 10.86 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ MM
1  Superseded by MIZUK 2012.
References