DY 5503 then FR 4545 at Barcelona
Stockholm → Barcelona → Porto
Timetable, Barcelona time
22:45DY 5503 from Stockholm at the gate
20:40FR 4545 to Porto leaves the gate
21 h 55 apart on the timetable, overnight
FR 4545 leaves 21 h 55 after DY 5503 arrives on the timetable: more than half a day, so not a connection we count.