AA 9609 then BA 932 at Heathrow
Charlotte → London → Düsseldorf
Timetable, London time
09:40AA 9609 from Charlotte at the gate
09:15BA 932 to Düsseldorf leaves the gate
23 h 35 apart on the timetable, overnight
BA 932 leaves 23 h 35 after AA 9609 arrives on the timetable: more than half a day, so not a connection we count.