280s
280s ke ngwagasome tšhupamabakeng ya Gregorian wa go thoma ka 1 Pherekgong 280 ya fela ka 31 Manthole 289. Ngwagasome 280s o wela ngwagengkgolo wa 3.
| Ngwagakete: | Ngwagakete 1 |
| Mengwagakgolo: | Ngwagakgolo 2 – Ngwagakgolo 3 – Ngwagakgolo 4 |
| Mengwagasome: | 250s 260s 270s – 280s – 290s 300s 310s |
| Mengwaga: | 280 281 282 283 284 285 286 287 288 289 |
| 280s-tšago tswalanya: |