Thought it was odd but on 08/09 melbourne to Sydney route the below flights are all cancelled the night before. Are these for example load/capacity decisions being made rather then mechanical?
QF402 6am
QF406 6.30
QF412 7.15
QF426 9am (cancelled twice already this week)
QF402 6am
QF406 6.30
QF412 7.15
QF426 9am (cancelled twice already this week)