${\mathit {\mathit b}}$ ${\mathit {\overline{\mathit b}}}$ MESONS
(including possibly non-${\mathit {\mathit q}}$ ${\mathit {\overline{\mathit q}}}$ states) 		INSPIRE   JSON PDGID:
M205

${{\mathit h}_{{{b}}}{(2P)}}$

$I^G(J^{PC})$ = $0^-(1^{+ -})$ 
Quantum numbers are quark model predictions. $\mathit C$ = $−$ established by ${{\mathit \eta}_{{{b}}}}{{\mathit \gamma}}$ decay.
${{\mathit h}_{{{b}}}{(2P)}}$ MASS $10259.8$ $\pm1.2$ MeV 
 
Mode  
Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{1}$ hadrons not seen  
 
$\Gamma_{2}$ ${{\mathit \eta}_{{{b}}}{(1S)}}{{\mathit \gamma}}$ ($22$ $\pm5$ ) $\%$ 825
 
$\Gamma_{3}$ ${{\mathit \eta}_{{{b}}}{(2S)}}{{\mathit \gamma}}$ ($48$ $\pm13$ ) $\%$ 257
 
$\Gamma_{4}$ ${{\mathit \Upsilon}{(1S)}}{{\mathit \eta}}$ ($7.1^{+4.0}_{-3.3}$) $ \times 10^{-3}$ 559
 
$\Gamma_{5}$ ${{\mathit \Upsilon}{(1S)}}{{\mathit \pi}^{0}}$ $<1.8$ $\times 10^{-3}$ CL=90% 757