FR 3141 then FR 3180 at Barcelona
Luxembourg → Barcelona → Rome
Timetable, Barcelona time
11:10FR 3141 from Luxembourg at the gate
06:05FR 3180 to Rome leaves the gate
18 h 55 apart on the timetable, overnight
FR 3180 leaves 18 h 55 after FR 3141 arrives on the timetable: more than half a day, so not a connection we count.