Fermium-247m

• α→Californium-24388%
• β⁺→Einsteinium-247
• γ→Fermium-247

Decay chain

1. FmFermium-247Z 100 · N 1475.1 s
2. α88%
   CfCalifornium-243Z 98 · N 14510.8 m
3. β⁺86%
   BkBerkelium-243Z 97 · N 1464.6 h
4. β⁺~100%
   CmCurium-243Z 96 · N 14729.1 y
5. α~100%
   PuPlutonium-239Z 94 · N 14524.11 ky
6. α~100%
   UUranium-235Z 92 · N 143704.0 My
7. α~100%
   ThThorium-231Z 90 · N 1411.06 d
8. β⁻100%
   PaProtactinium-231Z 91 · N 14032.65 ky
9. α~100%
   AcActinium-227Z 89 · N 13821.77 y
10. β⁻98.62%
    ThThorium-227Z 90 · N 13718.69 d
11. α100%
    RaRadium-223Z 88 · N 13511.44 d
12. α~100%
    RnRadon-219Z 86 · N 1333.96 s
13. α100%
    PoPolonium-215Z 84 · N 1311.78 ms
14. α~100%
    PbLead-211Z 82 · N 12936.16 m
15. β⁻100%
    BiBismuth-211Z 83 · N 1282.14 m
16. α~100%
    TlThallium-207Z 81 · N 1264.77 m
17. β⁻100%
    PbLead-207Z 82 · N 125Stable