5Z 511 then 4Z 941 at Johannesburg
Kimberley → Johannesburg → Cape Town
Timetable, Johannesburg time
16:555Z 511 from Kimberley at the gate
16:004Z 941 to Cape Town leaves the gate
23 h 05 apart on the timetable, overnight
4Z 941 leaves 23 h 05 after 5Z 511 arrives on the timetable: more than half a day, so not a connection we count.