89-Ac-228

( Ac-228 is also called mesothorium 2 )

Atomic Mass: 228.0310148 ± 0.0000028 amu
Excess Mass: 28890.119 ± 2.641 keV
Binding Energy: 1741742.028 ± 2.659 keV
Beta Decay Energy: B- 2127.045 ± 2.979 keV

Spin: 3(+)
Half life: 6.15 H ( 0.3252 % )
Mode of decay: Beta to Th-228
- Decay energy: 2.127 MeV
Mode of decay: Alpha to Fr-224
- Branch ratio: 5.5E-6
- Decay energy: 4.830 MeV
Possible parent nuclides:

Beta from Ra-228