Ir

Iridium-187m

Protons (Z)

77

Neutrons (N)

110

Mass number

187

Half-Life

30.3 ms

Abundance

---

Mass

186.958 u

Mass Excess

-39,363.0 keV

Spin

9/2-

Discovered

1963

Binding energy per nucleon

7,960 keV

Neutron separation energy

8,262 keV

Proton separation energy

3,652 keV

Decay Mode

γIridium-187100%

Decay chain

Iridium-187Z 77 · N 11030.3 ms
γ100%
β⁺100%