Ngwagakete: Ngwagakete 1
Mengwagakgolo: Ngwagakgolo 6Ngwagakgolo 7Ngwagakgolo 8
Mengwagasome: 580s  590s  600s  – 610s –  620s  630s  640s
Mengwaga: 612 613 614615616 617 618

615 (DCXV) ebile ngwaga wa go thoma ka Sontaga, ngwaga wa botshelela ngwagengsome wa 610s, ngwaga wa bolesome hlano ngwagengkgolo wa Ngwagakgolo 7, le ngwaga wa bomakgolo tshela lesome hlano ngwagengkete wa Ngwagakete 1.