So we did!
We found
eight
new
charmonium vector states
in data
states
masses (GeV)
ψ(3,4,5,6D)
≅ 4.55, 4.87, 5.30, 5.66
ψ(5,6,7,8S)
≅
4.42,
4.78, 5.09, 5.44, 5.91
Average level spacings:
380
MeV.
Eur. Phys. Lett. 85, 61002 (2009)
arXiv:0904.4351
arXiv:0906.2278
Phys. Rev. D 80, 074001 (2009)
arXiv:1004.4368