| Atomic Mass | Mass Excess |
| 153.932776798021 amu | -62.618 MeV |
| Level energy (MeV) | Spin & parity | Half-life | Mode of decay | Branch ratio (%) | Decay energy (MeV) |
| Ground state | 0+ | 3.73 M 0.09 | EC | 99.53 | 2.032 |
| Ground state | 0+ | 3.73 M 0.09 | A | .47 | 4.28 |
| 3.025 | 11- | 39 NS 4 | IT | ~100.00 | 3.025 |
| 3.025 | 11- | 39 NS 4 | A | ~0.00 | 7.305 |
| Decay mode | Half-life | Gamma-ray energy (keV) | Intensity (%) |
| EC | 3.73 M 0.09 | 26.90 | 31.84+- 0.05 |