${{\mathit a}_{{0}}{(980)}}$ MASS

INSPIRE   PDGID:
M036MX
VALUE (MeV) DOCUMENT ID TECN  COMMENT
$\bf{ 980 \pm20}$ OUR ESTIMATE  Mass determination very model dependent
• • We do not use the following data for averages, fits, limits, etc. • •
$1000.7$ ${}^{+12.9}_{-0.7}$ 1
LU
2020
RVUE ${{\mathit \gamma}}$ ${{\mathit \gamma}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit \eta}}$ , ${{\mathit K}_S^0}$ ${{\mathit K}_S^0}$
1  T-matrix pole on sheet II.
References:
LU 2020
EPJ C80 436 The $\pi \eta $ interaction and $a_0$ resonances in photon?photon scattering