4Z 173 then FA 692 at Johannesburg
Gaborone → Johannesburg → Cape Town
Timetable, Johannesburg time
08:454Z 173 from Gaborone at the gate
07:55FA 692 to Cape Town leaves the gate
23 h 10 apart on the timetable, overnight
FA 692 leaves 23 h 10 after 4Z 173 arrives on the timetable: more than half a day, so not a connection we count.