(25 Oct 2013, 12:46 pm)BJ10VUS wrote "On time" means departures no more than 1 minute early/5 minutes late. I think the change was to get rid of the 1 minute early and change it to 0 minutes early. Not sure 100% is a realistic target, really?

Exactly, can't be done. The industry in general and the likes of route one are lobbying the TC to change their minds, lets hope common sense prevails.