Level energy(keV) Spin & Parity
----------------------------------------
ground state
Mass (The Ame2012 atomic mass evaluation (II) by M.Wang, G.Audi, A.H.Wapstra, F.G.Kondev, M.MacCormick, X.Xu, and B.Pfeiffer
Chinese Physics C36 p. 1603-2014, December 2012)
199.007258594 ± 0.000044900 (amu) [mass excess = 6761.337 ± 41.825 (keV) ]
Evaluated Data Libraries
Links to the libraries.