SK 1768 then SK 30 at Arlanda
Prague → Stockholm → Umea
Timetable, Stockholm time
21:15SK 1768 from Prague at the gate
14:20SK 30 to Umea leaves the gate
17 h 05 apart on the timetable, overnight
SK 30 leaves 17 h 05 after SK 1768 arrives on the timetable: more than half a day, so not a connection we count.