491
| Ngwagakete: | Ngwagakete 1 |
|---|---|
| Mengwagakgolo: | Ngwagakgolo 4 – Ngwagakgolo 5 – Ngwagakgolo 6 |
| Mengwagasome: | 460s 470s 480s – 490s – 500s 510s 520s |
| Mengwaga: | 488 489 490 – 491 – 492 493 494 |
491 (CDXCI) ebile ngwaga wa go thoma ka Mošupologo, ngwaga wa bobedi ngwagengsome wa 490s, ngwaga wa bomasomesenyane tee ngwagengkgolo wa Ngwagakgolo 5, le ngwaga wa bomakgolo nne masomesenyane tee ngwagengkete wa Ngwagakete 1.