craigd@lios.apana.org.au (C. Dewick) wrote: > I think the official definition is +/- 5 minutes from the timetabled time. I was told by CityRail late last year after complaining about an ahead of timetable departure, that it was 3 minutes ahead or 5 minutes behind tabled time.... i.e. an 8 minute window. Cheers, Bill