a) b) c) d) REPORT HEADING [AND FLIGHT LEVEL (or ALTITUDE)]; FOR IDENTIFICATION TURN LEFT (or RIGHT) HEADING (three digits); TRANSMIT FOR IDENTIFICATION AND REPORT HEADING; RADAR CONTACT [position];
e) f) IDENTIFIED [position]; NOT IDENTIFIED [reason], [RESUME (or CONTINUE) OWN NAVIGATION].
POSABE ITION (distance) (direction) OF (significant point) (or OVER or AM (significant point)).
a) LEAVE (significant point) HEADING (three digits) [INBOUND] AT (time); b) CONTINUE HEADING (three digits); c) CONTINUE PRESENT HEADING; d) FLY HEADING (three digits); e) TURN LEFT (or RIGHT) (number) DEGREES (or HEADING (three digits)) [reason]; f) STOP TURN HEADING (three digits); g) FLY HEADING (three digits), WHEN ABLE PROCEED DIRECT (name) (navaid or way-point); h) HEADING IS GOOD.
Circumstances Phraseologies
4.1.4 Termination of radar vectoring
4.1.5 Manoeuvres
... (in case of unreliable directional instruments on board aircraft)
Note.— When it is necessary to specify a reason for radar vectoring or for the above manoeuvres, the following phraseologies should be used:
a) DUE TRAFFIC;
b) FOR SPACING;
c) FOR DELAY;
d) FOR DOWNWIND (or BASE, or FINAL).
4.1.6 Speed control
a) RESUME OWN NAVIGATION (position of aircraft) (specific instructions); b) RESUME OWN NAVIGATION [DIRECT] (significant point) [MAGNETIC TRACK (three digits) DISTANCE (number) KILOMETRES (or MILES)].
a) MAKE A THREE SIXTY TURN LEFT (or RIGHT) [reason]; b) ORBIT LEFT (or RIGHT) [reason]; c) MAKE ALL TURNS RATE ONE (or RATE HALF, or (number) DEGREES PER SECOND) EXECUTE INSTRUCTIONS IMMEDIATELY UPON RECEIPT; d) TURN LEFT (or RIGHT) NOW; e) STOP TURN NOW.
*a) SPEED (number) KILOMETRES PER HOUR (or KNOTS); b) REPORT SPEED; c) MAINTAIN (number) KILOMETRES PER HOUR (or KNOTS) UNTIL (location); d) MAINTAIN PRESENT SPEED; e) INCREASE (or REDUCE) SPEED TO (number) KILOMETRES PER HOUR (or KNOTS); f) INCREASE (or REDUCE) SPEED BY (number) KILOMETRES PER HOUR (or KNOTS); g) RESUME NORMAL SPEED; h) REDUCE TO MINIMUM APPROACH SPEED; i) REDUCE TO MINIMUM CLEAN SPEED; j) NO [ATC] SPEED RESTRICTIONS. * Denotes pilot transmission.
X. Phraseologies 10-25
Circumstances
4.1.7 Position reporting
... to omit position reports when under radar control
4.1.8 Traffic information and avoiding action
... (if known)
... to request avoiding action
... when passing unknown traffic ... for avoiding action
Phraseologies
a) OMIT POSITION REPORTS [UNTIL (specify)];
b) NEXT REPORT AT (significant point);
c) REPORTS REQUIRED ONLY AT (location(s));
d) RESUME POSITION REPORTING.
a) TRAFFIC (number) O’CLOCK (distance) (direction of flight) [any other pertinent information]: 1) UNKNOWN; 2) SLOW MOVING; 3) FAST MOVING; 4) CLOSING; 5) OPPOSITE (or SAME) DIRECTION; 6) OVERTAKING; 7) CROSSING LEFT TO RIGHT (or RIGHT TO LEFT); 8) TYPE; 9) LEVEL; 10) CLIMBING (or DESCENDING); *b) REQUEST VECTORS; c) DO YOU WANT VECTORS?; d) CLEAR OF TRAFFIC [appropriate instructions];
e) TURN LEFT (or RIGHT) IMMEDIATELY [(number) DEGREES] or [HEADING (three digits)] TO AVOID [UNIDENTIFIED] TRAFFIC (bearing by clock-reference and distance).
* Denotes pilot transmission.
Circumstances Phraseologies
4.1.9 Communications and loss of communications
... if loss of communications suspected
4.1.10 Termination of radar service
a) [IF] RADIO CONTACT LOST (instructions); b) IF NO TRANSMISSIONS RECEIVED FOR (number) MINUTES (or SECONDS) (instructions); c) REPLY NOT RECEIVED (instructions); d) IF YOU READ [manoeuvre instructions or SQUAWK (code or IDENT)]; e) (manoeuvre or SQUAWK) OBSERVED. POSITION (position of aircraft). WILL CONTINUE TO PASS INSTRUCTIONS.
a) RADAR CONTROL TERMINATED [DUE (reason)]; b) RADAR SERVICE TERMINATED (instructions); c) WILL SHORTLY LOSE IDENTIFICATION (appropriate instructions or information); d) IDENTIFICATION LOST [reasons] (instructions).
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