VL 2474 then BA 758 at Heathrow
Munich → London → Basel
Timetable, London time
13:00VL 2474 from Munich at the gate
12:20BA 758 to Basel leaves the gate
23 h 20 apart on the timetable, overnight
BA 758 leaves 23 h 20 after VL 2474 arrives on the timetable: more than half a day, so not a connection we count.