820
| Ngwagakete: | Ngwagakete 1 |
|---|---|
| Mengwagakgolo: | Ngwagakgolo 8 – Ngwagakgolo 9 – Ngwagakgolo 10 |
| Mengwagasome: | 790s 800s 810s – 820s – 830s 840s 850s |
| Mengwaga: | 817 818 819 – 820 – 821 822 823 |
820 (DCCCXX) ebile ngwagamolele wa go thoma ka Laboraro, ngwaga wa pele ngwagengsome wa 820s, ngwaga wa bomasomepedi ngwagengkgolo wa Ngwagakgolo 9, le ngwaga wa bomakgolo seswai masomepedi ngwagengkete wa Ngwagakete 1.