BA 747 then BA 1460 at Heathrow
Geneva → London → Edinburgh
Timetable, London time
21:25BA 747 from Geneva at the gate
18:05BA 1460 to Edinburgh leaves the gate
20 h 40 apart on the timetable, overnight
BA 1460 leaves 20 h 40 after BA 747 arrives on the timetable: more than half a day, so not a connection we count.