ATC 용어집 (o)

1. ON COURSE-

a. Used to indicate that an aircraft is established on the route centerline.

b. Used by ATC to advise a pilot making a radar approach that his/her aircraft is lined up on the final approach course.

활용) = established = join

2. OPTION APPROACH- An approach requested and conducted by a pilot which will result in either a touch-and-go, missed approach, low approach, stop-and-go, or full stop landing.

활용)

Pilot : 수색Tower Univ32 Request option approach/수색Tower Univ32 turning base option approach

ATC : (가능하다면) cleared for the option

ATC : (불가능하다면) Unable

(cf) Cleared for the option : Clearance를 관제사에게서 받기 위해서는 반드시 조종사의 요구에 의해서만 가능

3. OUT- The conversation is ended and no response is expected.

(cf) over : response is expected

4. Out of service : Unserviceable -

활용) 서비스 해줄 수 없음, 조종사가 관제를 요청했을 때 ATC에서 PM등의 이유로 서비스를 제공할 수 없을 때 사용

Pilot : 오산approach, Univ 32, request radar monitoring inbound south

ATC : Univ 32, unable due to PM, 오산radar out of service

(cf) PM(Preventive Maintenance) : 예방정비