Melbourne is 8 hours ahead of Budapest
Best overlap: 8:00 AM to 10:00 AM in Budapest is 4:00 PM to 6:00 PM in Melbourne.
Aim for 8:00 AM to 10:00 AM Budapest time — that's 4:00 PM to 6:00 PM over in Melbourne. Melbourne is 8 hours ahead of Budapest, so you only get about 2 hours of overlap a day — worth locking in a standing time like 8:00 AM in Budapest (4:00 PM in Melbourne) before it slips.