| Atomic Mass | Mass Excess |
| 248.082909832457 amu | 77.23 MeV |
| Level energy (MeV) | Spin & parity | Half-life | Mode of decay | Branch ratio (%) | Decay energy (MeV) |
| Ground state | 7 S 3 | EC | 80 | 0 | |
| Ground state | 7 S 3 | A | 20 | 8.697 | |
| Ground state | 7 S 3 | SF | <=0.05 | 8.7 |
There is no gamma-rays or the intensities are so weak!