KQ 100 then BA 928 at Heathrow
Nairobi → London → Hannover
Timetable, London time
15:30KQ 100 from Nairobi at the gate
14:40BA 928 to Hannover leaves the gate
23 h 10 apart on the timetable, overnight
BA 928 leaves 23 h 10 after KQ 100 arrives on the timetable: more than half a day, so not a connection we count.