It goes like this:
4 June: Local and European election polling day.
5 June: Results from local elections; pressure mounts on Brown.
7 June: European election results expose the full scale of the electoral defeat suffered by Brown.
9 June: The prime minister is forced from office.
10 June: Labour's ruling national executive committee would meet and a new timetable would be announced.
The rebels have told the Guardian they think, and some senior trade union officials have even suggested to them, that the trade union involvement could be cut out altogether.
The advice of the three officials has assured the rebels that their shortened schedule would be "waterproofed" against legal challenge by the prime minister.
11 June: The parliamentary Labour party would meet and nominate their chosen new leader on the Thursday
12 June: Nominations for leader close.
16 June: Leadership ballot papers are distributed.
29 June: Selection of the new leader at a special conference held by the Labour party
2 July: Brown would formally resign and the new prime minister would be installed.
8 July: First prime minister's questions for the new leader
21 July Parliament breaks for the summer recess.