BA 357 then LH 2473 at Heathrow
Lyon → London → Munich
Timetable, London time
11:25BA 357 from Lyon at the gate
11:10LH 2473 to Munich leaves the gate
23 h 45 apart on the timetable, overnight
LH 2473 leaves 23 h 45 after BA 357 arrives on the timetable: more than half a day, so not a connection we count.