FR 815 then FR 261 at Dublin
Edinburgh → Dublin → Alicante
Timetable, Dublin time
20:25FR 815 from Edinburgh at the gate
16:35FR 261 to Alicante leaves the gate
20 h 10 apart on the timetable, overnight
FR 261 leaves 20 h 10 after FR 815 arrives on the timetable: more than half a day, so not a connection we count.