5Z 511 then 4Z 21 at Johannesburg
Kimberley → Johannesburg → Lubumbashi
Timetable, Johannesburg time
16:555Z 511 from Kimberley at the gate
10:404Z 21 to Lubumbashi leaves the gate
17 h 45 apart on the timetable, overnight
4Z 21 leaves 17 h 45 after 5Z 511 arrives on the timetable: more than half a day, so not a connection we count.