SK 9 then SK 52 at Arlanda
Lulea → Stockholm → Sundsvall
Timetable, Stockholm time
15:05SK 9 from Lulea at the gate
14:15SK 52 to Sundsvall leaves the gate
23 h 10 apart on the timetable, overnight
SK 52 leaves 23 h 10 after SK 9 arrives on the timetable: more than half a day, so not a connection we count.