Ready?
1 minute-Provided that the A/C fly on tracks diverging by 45 degrees or more immediately after departure
The minimum may be reduced when A/C are taking off from independant diverging or parallel runways provided the procedures have been approved by the CAA.
2 Mins - Provided preceeding A/C has filed true airspeed 40 kts or more faster than the following.
Neither A/C is cleared to execute any manoeuvre that would decrease the 2 min separation between them.
5 Mins - Provided the preceeding A/C has filed a true airspeed of 20 knots or more faster than the following aircraft.
5 Mins - Provided that the 5 minutes separation is maintained up to a reporting point, within or adjacent to a control zone or terminal control area, and the A/C will subsequently be separated either:
a) Vertically
b) By tracks which diverge by 30 degrees or more, or
c) by Radar
Only to be used a locations approved by the CAA
Or else 10 minutes
*
Separation minima based on time cannot be acheived unless the whole sixty seconds of each minute specified is permitted to elapse
Thanks to MATS pt 1.