Sectors are indivisible ATC units of airspace which are defined using one or a number of volumes. Sectors form the base for all coordination and AFTM calculations.
The sectors.xml file is located in the fir/sectors directory
| Element | sector | |
|---|---|---|
| Attribute | Format | Remarks |
| id | string | sector id - used when referring to the sector |
| fir | string | FIR in which the sector occurs (avoids duplicates) |
| name | string | sector name |
| callsign | string | Radio callsign of the sector |
| freq | frequency | Radio frequency of the sector |
| type | string | Type of sector (DEL, GND, TWR, APP, DEP, ACC, FSS) |
The <sector> element must contain at least one volume if the type of unit is:
<sector id="Y" fir="AFXX" name="Yellow sector" callsign="Somewhere Radar" freq="125.550" type="acc"> <volume id="Y_Sect_1" /> <volume id="Y_Sect_2" /> </sector>