FR 946 then FR 87 at Vienna
Krakow → Vienna → Brussels Charleroi
Timetable, Vienna time
07:20FR 946 from Krakow at the gate
06:35FR 87 to Brussels Charleroi leaves the gate
23 h 15 apart on the timetable, overnight
FR 87 leaves 23 h 15 after FR 946 arrives on the timetable: more than half a day, so not a connection we count.