DY 940 then SK 627 at Copenhagen
Oslo → Copenhagen → Düsseldorf
Timetable, Copenhagen time
20:15DY 940 from Oslo at the gate
17:35SK 627 to Düsseldorf leaves the gate
21 h 20 apart on the timetable, overnight
SK 627 leaves 21 h 20 after DY 940 arrives on the timetable: more than half a day, so not a connection we count.