103-Lr-261

Atomic Mass: 261.1069410 ± 0.0002150 amu
Excess Mass: 99615.000 ± 200.000 keV
Binding Energy: 1926418.000 ± 200.000 keV
Beta Decay Energy: B- -1687.000 ± 227.000 keV

Half life: 39 M ( 30.7692 % )
Mode of decay: SF
- Decay energy: 10.000 MeV
Possible parent nuclides:

Electron capture from Rf-261