| PDG encoding | 130 |
| Type | meson |
| Mass | 4.9761400e-01 [GeV/c2] |
| Width | 1.2870000e-17 [GeV/c2] |
| I JPC | 1/2 0- |
| Charge | 0.0000000e+00 |
| Magnetic Moment | not defined |
| Life Time | 5.1160000e-08[sec] |
| flavour | quark | anti-quark |
| d | 1 | 0 |
| u | 0 | 0 |
| s | 0 | 1 |
| c | 0 | 0 |
| b | 0 | 0 |
| t | 0 | 0 |
| BR | kinematics | |||
| 2.0270000e-01 | KL3 Decay | pi- | e+ | nu_e |
| 2.0270000e-01 | KL3 Decay | pi+ | e- | anti_nu_e |
| 1.9520000e-01 | Phase Space | pi0 | pi0 | pi0 |
| 1.3520000e-01 | KL3 Decay | pi- | mu+ | nu_mu |
| 1.3520000e-01 | KL3 Decay | pi+ | mu- | anti_nu_mu |
| 1.2540000e-01 | Phase Space | pi0 | pi+ | pi- |