FR 3109 then FR 3166 at Barcelona
Luxembourg → Barcelona → Palermo
Timetable, Barcelona time
13:30FR 3109 from Luxembourg at the gate
09:10FR 3166 to Palermo leaves the gate
19 h 40 apart on the timetable, overnight
FR 3166 leaves 19 h 40 after FR 3109 arrives on the timetable: more than half a day, so not a connection we count.