87-Fr-205


Spin 
     Level energy(keV)   Spin & Parity       
     ----------------------------------------
       ground state      (9/2-)
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) 
     204.998593858 ± 0.000008399 (amu)  [mass excess = -1309.812 ± 7.824 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012) 
     -7148.645 ± 70.954 (keV)
Decay data(Chart of the Nuclides 2014) 
     Decay mode     Half-life 
       A            3.92 S 4
Evaluated Data Libraries 
     Links to the libraries.

Parent Nuclides by Reactions in JENDL-4.0