| Atomic Mass | Mass Excess |
| 260.10643118982 amu | 99.14 MeV |
| Level energy (MeV) | Spin & parity | Half-life | Mode of decay | Branch ratio (%) | Decay energy (MeV) |
| Ground state | 0+ | 21 MS 1 | SF | <=100.0 | 0 0.000 |
| Ground state | 0+ | 21 MS 1 | A | 8.9 |
There is no gamma-rays or the intensities are so weak!