FR 3109 then SK 1812 at Barcelona
Luxembourg → Barcelona → Stockholm
Timetable, Barcelona time
20:20FR 3109 from Luxembourg at the gate
17:45SK 1812 to Stockholm leaves the gate
21 h 25 apart on the timetable, overnight
SK 1812 leaves 21 h 25 after FR 3109 arrives on the timetable: more than half a day, so not a connection we count.