FR 9481 then OS 405 at Vienna
Cologne → Vienna → Barcelona
Timetable, Vienna time
22:10FR 9481 from Cologne at the gate
17:25OS 405 to Barcelona leaves the gate
19 h 15 apart on the timetable, overnight
OS 405 leaves 19 h 15 after FR 9481 arrives on the timetable: more than half a day, so not a connection we count.