80-Hg-203

Atomic Mass: 202.9728571 ± 0.0000034 amu
Excess Mass: -25283.448 ± 3.165 keV
Binding Energy: 1601173.706 ± 3.177 keV
Beta Decay Energy: B- 491.836 ± 1.227 keV

Spin: 5/2-
Half life: 46.612 D ( 0.0386 % )
Mode of decay: Beta to Tl-203
- Decay energy: 0.492 MeV
Possible parent nuclides:

Beta from Au-203