DY 2030 then D8 4031 at Arlanda
Riga → Stockholm → Lulea
Timetable, Stockholm time
14:55DY 2030 from Riga at the gate
08:30D8 4031 to Lulea leaves the gate
17 h 35 apart on the timetable, overnight
D8 4031 leaves 17 h 35 after DY 2030 arrives on the timetable: more than half a day, so not a connection we count.