LH 573 then X3 4202 at Frankfurt
Johannesburg → Frankfurt am Main → Heraklion
Timetable, Frankfurt am Main time
05:30LH 573 from Johannesburg at the gate
04:45X3 4202 to Heraklion leaves the gate
23 h 15 apart on the timetable, overnight
X3 4202 leaves 23 h 15 after LH 573 arrives on the timetable: more than half a day, so not a connection we count.