FR 2240 then FR 9045 at Barcelona
Marrakesh → Barcelona → London Stansted
Timetable, Barcelona time
10:10FR 2240 from Marrakesh at the gate
06:30FR 9045 to London Stansted leaves the gate
20 h 20 apart on the timetable, overnight
FR 9045 leaves 20 h 20 after FR 2240 arrives on the timetable: more than half a day, so not a connection we count.