BA 1443 then BA 1332 at Heathrow
Edinburgh → London → Newcastle
Timetable, London time
12:50BA 1443 from Edinburgh at the gate
11:35BA 1332 to Newcastle leaves the gate
22 h 45 apart on the timetable, overnight
BA 1332 leaves 22 h 45 after BA 1443 arrives on the timetable: more than half a day, so not a connection we count.