The area of responsibility for Gatwick includes the Gatwick Radar Manoeuvring Area (RMA), the Gatwick Control Zone, the Gatwick control Area and the airspace within 40nm of Gatwick, from the time and place at which:
The Gatwick approach function is divided into 2 positions; Intermediate Director (INT) and Final Director (FIN). INT is responsible for the TIMBA and WILLO stacks.
The intermediate director is responsible for taking traffic from the holding stacks and combining them into a single stream to be handed to the Final Director. The Final Director then takes this stream and establishes the traffic on the ILS in a safe and expeditious manner.