69-Tm-159

Atomic Mass: 158.9348090 ± 0.0000701 amu
Excess Mass: -60725.048 ± 65.320 keV
Binding Energy: 1290082.990 ± 65.321 keV
Beta Decay Energy: B- -4978.620 ± 90.441 keV

Spin: 5/2+
Half life: 9.13 M ( 1.7525 % )
Mode of decay: Electron capture to Er-159
- Decay energy: 3.850 MeV
Possible parent nuclides:

Electron capture from Yb-159