FR 10 then BA 7050 at Madrid
Dublin → Madrid → London Heathrow
Timetable, Madrid time
21:15FR 10 from Dublin at the gate
16:45BA 7050 to London Heathrow leaves the gate
19 h 30 apart on the timetable, overnight
BA 7050 leaves 19 h 30 after FR 10 arrives on the timetable: more than half a day, so not a connection we count.