In air traffic control, what is defined as an area of control within an ARTCC facility?

In air traffic control, a sector is defined as a designated area of control within an Air Route Traffic Control Center (ARTCC). Each sector is responsible for managing the airspace in its specific geographic area, ensuring the safe and orderly flow of air traffic. By dividing the larger ARTCC space into smaller, more manageable sectors, air traffic controllers can provide focused and efficient services to aircraft navigating through their airspace. Each sector has its own set of air traffic controllers who are dedicated to monitoring and guiding aircraft within their boundaries, allowing for improved situational awareness and coordination.

The other terms, while related to air traffic control and its organization, do not specifically refer to the areas of control within an ARTCC. A zone typically refers to a broader concept that might encompass multiple sectors, while a region usually describes a larger geographical area that may include several ARTCCs. A district can refer to an administrative division used in some contexts but is not the term used to define areas of control within an ARTCC facility.