FR 9840 then TP 1366 at Lisbon
Cologne → Lisbon → London Heathrow
Timetable, Lisbon time
23:30FR 9840 from Cologne at the gate
19:50TP 1366 to London Heathrow leaves the gate
20 h 20 apart on the timetable, overnight
TP 1366 leaves 20 h 20 after FR 9840 arrives on the timetable: more than half a day, so not a connection we count.