| Simb | % natural | Massa | Meia-vida | Decaimento |
| 255Rf | 0 | 255,1015 | 1,7 s | α p/ 251No FE |
| 256Rf | 0 | 256,1012 | 0,007 s | α p/ 252No FE |
| 257Rf | 0 | 257,1032 | 4,7 s | α p/ 253No FE CE p/ 257Lr |
| 258Rf | 0 | 258,1035 | 0,012 s | α p/ 254No FE |
| 259Rf | 0 | 259,1056 | 3,4 s | α p/ 255No FE CE p/ 259Lr |
| 260Rf | 0 | 260,1065 | 0,02 s | α p/ 256No FE |
| 261Rf | 0 | 261,1087 | 1,1 m | α p/ 257No FE CE p/ 261Lr |
| 262Rf | 0 | 262,1101 | 1,2 s | FE |
| 263Rf | 0 | 263,1125 | 10 m | α p/ 259No FE |