457
| Ngwagakete: | Ngwagakete 1 |
|---|---|
| Mengwagakgolo: | Ngwagakgolo 4 – Ngwagakgolo 5 – Ngwagakgolo 6 |
| Mengwagasome: | 420s 430s 440s – 450s – 460s 470s 480s |
| Mengwaga: | 454 455 456 – 457 – 458 459 460 |
457 (CDLVII) ebile ngwaga wa go thoma ka Mošupologo, ngwaga wa boseswai ngwagengsome wa 450s, ngwaga wa bomasomehlano šupa ngwagengkgolo wa Ngwagakgolo 5, le ngwaga wa bomakgolo nne masomehlano šupa ngwagengkete wa Ngwagakete 1.