| Atomic Mass | Mass Excess |
| 143.910083143375 amu | -83.757 MeV |
| Level energy (MeV) | Spin & parity | Half-life | Mode of decay | Branch ratio (%) | Decay energy (MeV) |
| Ground state | 0+ | 2.29E+15 Y 0.16 | A | 100 | 1.905 |
There is no gamma-rays or the intensities are so weak!