PLNR MATS V42.1

Question 1

44WG SI(OPS) 03-05 - Flight Progress Strips

What colour ink is used on flight progress strips?

Answer 1

Entries on flight progress strips shall be made in black or blue ink.

Colours may be used to distinguish particular routes if desired.

Red ink shall only be used to record emergency or unusual situations.

Question 2

AIP ENR 1.1 - 17, 2.7.4.1 and 2.7.4.2 - Frequency Change - extra card

At what level must pilots contact departure control?

Answer 2

When frequency change instructions are issued immediately preceding the take-off clearance, pilots must transfer automatically from Tower as soon as practicable after take-off, preferably within one mile of becoming airborne.

In all other situations, pilots of departing aircraft are required to remain on Tower frequency until specific frequency change instructions are issued. Pilots can generally expect an instruction to contact Departures Control prior to reaching 2,000FT and should, when advised, effect the change as soon as possible.

Question 3

AIP ENR 1.1 - 21, 2.10.2 - Position Reports

Position reports are required for all aircraft in controlled airspace and IFR flights in

Class E and G airspace except when?

Answer 3

Except when identified, position reports are required for all aircraft in classes A, C and D airspace, and

for IFR flights or flights using the IFR Pick-up procedure after initial contact with ATC in classes E and G airspace.

Question 4

AIP ENR 1.1 - 22, 2.10.3.6 After Frequency Change - Extra Card

After a frequency change, what must a pilot report?

Answer 4

After any frequency change, pilots must advise the last assigned level and, if not maintaining the assigned level, the level maintaining or last vacated level.

Eg. MELBOURNE CENTRE (Callsign) CLEARED FLIGHT LEVEL TWO ONE ZERO, MAINTAINING FLIGHT LEVEL THREE ONE ZERO

Note: the “last vacated level” may be omitted by identified aircraft squawking pressure altitude derived level information.

Question 5

AIP ENR 1.1 – 112, 8.16.10

Define MARSA Levels that MARSA can be applied

Answer 5

MARSA is a procedure which authorises pilots of military aircraft to assume responsibility for separation between their aircraft and other nominated military aircraft (or military contract civil aircraft), within Australian controlled airspace.

MARSA can only be used between participating aircraft using the same flight level or altitude, or manoeuvring within the same block of airspace.

Question 6

AIP ENR 1.1 – 13, 2.7.3

Establishment on track Unless tracking via a SID or otherwise instructed by ATC, an aircraft captain must remain within ___ of the departure aerodrome to establish flight on the departure track as soon as practicable after take-off.

Answer 6

5 nm

Question 7

AIP ENR 1.1 – 17, 2.7.1

Airborne report What must pilots report during departure in class C control zones to establish identification?

Answer 7

In Class C and Class D control zones where an ATS surveillance service is provided, on first contact with Centre, Approach or Departures, a pilot must report:

a. if assigned an initial heading – the direction of turn and assigned heading;
b. the altitude passing, to nearest 100FT; and
c. the last assigned level.

Question 8

AIP ENR 1.1 – 4, 2.2.22.1

Airways clearances Pilots in command must request an airways clearance:

Answer 8

Other than as specified for PDC operations in para 2.2.25, pilots in command must request an airways clearance:

a. on the clearance delivery frequency, preferably immediately before starting engines, otherwise as soon as possible thereafter; or
b. where a clearance delivery frequency is not available, before entering the departure runway; and
c. before entering controlled airspace.

Question 9

AIP ENR 1.1-16, 2.5.2.2

What shall be appended when the heading or level is below LSALT?

Answer 9

When an IFR aircraft is issued heading instructions and/or required to maintain a level below the MVA or MSA/LSALT during a visual departure, “VISUAL” will be appended to the departure instruction.

Question 10

AIP ENR 1.5 – 39, 8.1.1 and 8.1.4 Extra Card

Standard Instrument Departures (SIDs) are pre-planned IFR departure routes printed for pilot use in diagrammatic and narrative form. They have been produced for selected aerodromes to satisfy the requirements of:

(What information does a procedural SID contain?)

Answer 10

a. noise abatement procedure tracks;
b. airspace segregation for ATC purposes;
c. obstacle clearance requirements; and
d. maximum traffic flexibility.

Notes:

1. SIDs do not account for engine failures or other emergencies involving loss of aircraft performance.
2. See ENR1.1 para 7.4.2 for use of published SIDs at aerodromes outside Tower hours. (A procedural SID specifies in both diagrammatic and narrative form the direction of turn, tracks and in some cases, altitude requirements and standard departure points. When tracking to or from a navigation aid is not possible, nominal tracks are shown.)

Question 11

AIP ENR 1.5-40, 8.2.1 extra card

How are procedural SIDs identified?

Answer 11

Procedural SIDs are identified by the name of the first en-route way-point, or by the name of a way-point within the SID, and the amendment status of the procedure,

eg “CORAL TWO DEPARTURE” or “COODA THREE DEPARTURE”.

Note 1: SIDs are identified in terms of take off runway designators, but separate SID instructions are listed and must be followed for each runway served by the SID.

Question 12

AIP ENR 1.6 7.1.4, 1.6 6.4

Non Discrete SSR Codes (Transponder)

Answer 12

7500 - Unlawful interference

7600 - Communication Problems

7700 - Emergency other than comms

0100 - Local flights operating at aerodromes

1200 - Civil VFR flights in classes E or G airspace 2000 - Civil IFR flights in Class G airspace

2100 - Ground testing by aircraft maintenance staff

3000 - Civil flights in classes A, C and D airspace, or IFR flights in Class E airspace

4000 - Civil flights not involved in special operations or SAR, operating in Class G airspace in excess of 15NM offshore

5000 - Military flights in classes A, C, D or E airspace

6000 - Military flights in Class G airspace 7615 - Civil flights engaged in littoral surveillance

7000 - RPAS in all classes of airspace when instructed to enable transponder

Question 13

AIP ENR 1.6 – 9, 7.1.8

When must a pilot select transponder to standby or off after arrival at a radar controlled aerodrome; and

When can it be switched from standby at departure?

Answer 13

a) on departure, leave the transponder set to STANDBY until entering the departure runway;
b) on arrival, select the transponder to STANDBY or OFF as soon as practicable after landing

Question 14

AIP GEN 3.4 - 76, 5.15.6

How do you request an aircraft to operate its identification feature?

Answer 14

“Squawk Ident”

Question 15

AIP GEN 3.4 - 89, 6.14.3 MATS 4.2.8.5 extra card

What phrase is used when confirming the setting for an unlawful incurrence?

Answer 15

ATC may respond via CPDLC to a report indicating unlawful interference with the uplink message ROGER 7500.

MATS:

If the aircraft is in ATS surveillance system coverage, request confirmation of the code by the use of the phrase:

‘(callsign) CONFIRM SQUAWKING ASSIGNED CODE’

Question 16

AIP GEN 3.4 – 80, Position Report

What shall be included in a position report if not at the assigned level?

Answer 16

When not at assigned level, position report shall include present level, and level to which climbing or descending. For domestic flights, “FEET” may be omitted from altitude reports.

Question 17

MATS 1.1.1.21 - Definitions

SIS (Surveillance Information Service)

Answer 17

An on request service provided to assist pilots of VFR flights, within ATS surveillance system coverage in Class E and G airspace, to avoid other aircraft or to assist in navigation.

Question 18

MATS 1.1.1.3 - Definitions

Define an ‘Air Traffic Control Clearance’

Answer 18

Authorisation for aircraft to proceed under conditions specified by an Air Traffic Control unit.

Question 19

MATS 1.1.1.5 - Definitions

Define a ‘Clearance Limit’

Answer 19

The point to which an aircraft is granted an air traffic control clearance.

Question 20

MATS 10.1.1.2 extra Responsibilities for Separation of Unknown aircraft

Answer 20

In providing ATS within controlled airspace or designated restricted airspace, ATC has no responsibility to maintain prescribed separation minima between a controlled flight and an unknown aircraft that can reasonably be assumed to be outside controlled airspace.

Question 21

MATS 11.2.2.1 – Issuing SID To which aircraft should a SID or approved RNP procedure be issued when they are published?

Answer 21

Issue SIDs or approved RNP departure procedures to IFR aircraft by night, or by day in IMC.

Question 22

MATS 11.2.2.4 – No reversion to SID tracking If a SID is cancelled can ATC require a pilot to revert back to it?

Answer 22

Do not instruct pilots to subsequently revert to SID tracking.

Question 23

MATS 11.2.2.5 – VSD in lieu of a SID You may issue a visual departure in lieu of a SID:

Answer 23

a) by day; b) in VMC; and c) provided that the cloud base is such that the pilot can maintain flight in VMC below the MVA (ATS surveillance system environment) or MSA/LSALT (procedural environment).

Question 24

MATS 11.2.2.6 – Tracking instructions With respect to departures when shall tracking instructions be specified?

Answer 24

Specify tracking instructions when: a) SIDs are not published; b) a SID is cancelled; c) a visual departure clearance is issued in VMC by day in lieu of a SID; d) aircraft or ground based navaid(s) are not available; e) requested by Australian military aircraft; or f) requested by foreign military aircraft approved by Defence or subject to a letter of agreement.

Question 25

MATS 11.2.3.3 – Order of instructions Issue departure instructions in the following order:

Answer 25

1) callsign; 2) heading or tracking instructions, including turn requirements, except that a turn requirement may be omitted from the coordination where: i) already specified in SID instructions; ii) the heading issued for the Radar SID is within 5 degrees of the runway bearing; or iii) the departure track for a non-SID aircraft is within 5 degrees of the runway bearing; and 3) altitude restrictions or the word ‘UNRESTRICTED’ if there is no altitude restriction (‘UNRESTRICTED’ is not transmitted to the aircraft).

Question 26

MATS 12.3.2.14 – SID of route name cancelled What is issued separately from the take-off clearance when a SID/route name is cancelled?

Answer 26

When a SID and/or route name is cancelled, issue the new tracking instructions and any altitude restrictions and/or requirements separately from the take-off clearance.

Question 27

MATS 2.2.1.1 – ATS Objectives The objectives of Air Traffic Services are to:

Answer 27

a) prevent collisions between aircraft; b) prevent collisions between aircraft on the manoeuvring area and obstructions on that area; c) expedite and maintain an orderly flow of air traffic; d) provide advice and information useful for the safe and efficient conduct of flights; and e) notify appropriate organisations regarding aircraft in need of search and rescue aid, and assist such organisations as required.

Question 28

MATS 2.2.1.2 – Services provided Types of air traffic services/control services available

Answer 28

The air traffic services comprise three services: a) The air traffic control service , to accomplish objectives a), b) and c) of 2.2.1.1. This service is divided into three parts: i) Area control service: the provision of air traffic control service for controlled flights, except for those parts of such flights described in 2.2.1.2 a) ii) and iii), in order to accomplish objectives a) and c) of 2.2.1.1; ii) Approach control service: the provision of air traffic control service for those parts of controlled flights associated with arrival or departure, in order to accomplish objectives a) and c) of 2.2.1.1; and iii) Aerodrome control service : the provision of air traffic control service for aerodrome traffic, except for those parts of flights described in 2.2.1.2 a) ii), in order to accomplish objectives a), b) and c) of 2.2.1.1. b) The Flight information service , to accomplish objective d) of 2.2.1.1; and c) The Alerting service , to accomplish objective e) of 2.2.1.1.

Question 29

MATS 6.4.4.2.1 Readback requirements: ATS to ATS (Card 1 of 3)

Answer 29

Read back the key elements of any received coordination, clearance or instruction from another ATSO. Read back QNH and the words ‘VISUAL’, ‘AMENDED’, ‘RECLEARED’ or ‘CANCEL CLEARANCE’ in addition to the pilots-to-ATS readback requirements.

Question 30

MATS 6.5.1.7 – Issuing clearances Clearances are to be issued on appropriate frequencies unless when?

Answer 30

Issue clearances on the appropriate ATC frequencies unless: a) communications are limited; or b) the issuing of traffic information requires the aircraft to be on a non-ATC frequency.

Question 31

MATS 9.1.6.6 and 9.1.6.6.1 SIS (Surveillance Information Service) - use of unverified levels

Answer 31

Unverified information When provided traffic information, prefix unverified level information by the words UNVERIFIED LEVEL 2000 FT or more Where pressure altitude-derived level information is unverified and indicates 2000ft or more above or below aircraft receiving traffic information, disregard the data for traffic or avoidance except when other information indicates a potential conflict.

Question 32

MATS 9.1.6.8 – Assistance to avoid traffic Prefix any advice to turn of change level in response to an aircraft requesting assistance to avoid traffic with what?

Answer 32

On request, assist aircraft receiving an ATS surveillance service to avoid other traffic provided: a) traffic information has been issued about the other traffic; b) advice to turn or change level is prefixed with ‘SUGGEST’; and c) you notify pilots when the conflict no longer exists.

Question 33

MATS 9.2.1.1 - Clearance What is the objective of a clearance?

Answer 33

Issue air traffic control clearances as necessary to prevent collisions, and to expedite and maintain an orderly flow of air traffic.

Question 34

MATS 9.2.1.3 – Content of a Clearance Shall Include the following when issuing a clearance: (MUST be contained)

Answer 34

a) aircraft identification; b) destination, area of operation, position or clearance limit; c) route of flight; and d) assigned level, except when this element is included in the SID description.

Question 35

MATS 9.2.1.3.1 – Content of a Clearance You may include any additional instructions such as: (MAY be contained)

Answer 35

a) a level requirement; b) departure type for IFR flights; c) SSR code; and d) frequency requirements.

Question 36

MATS 9.2.1.3.5 – Validity of a clearance The clearance, and its amendments during the flight only apply:

Answer 36

a) to the first point at which the aircraft leaves controlled airspace; b) to the first landing point if the flight is wholly within controlled airspace; c) to the clearance limit if issued; d) until the expiration of a clearance void time; or e) until cancelled by a controller.

Question 37

MATS 9.2.2.10 – Holding path A description of a holding path to be flown at a clearance limit is not required when:

Answer 37

a) the holding fix is published in aeronautical documents; or b) it has been imposed temporarily, and it is expected that the requirement to hold will have lapsed before the aircraft arrives at the designated holding fix.

Question 38

MATS 9.2.2.12.2 – Readback requirements Readback requirements: Pilot to ATS Key Elements (Card 2 of 3)

Answer 38

Obtain a readback of the key elements of the following ATC clearances, instructions and information: a) en route holding instructions; b) any route and holding point specified in a taxi clearance; c) any clearances or instructions to hold short of, enter, land on, line up on, wait, take-off from, cross, taxi or backtrack on, any runway or HLS; d) an assigned runway or HLS; e) any approach clearance; f) altimeter settings directed to specific aircraft, radio and radio navaid frequency instructions; g) SSR codes and data link logon codes; and h) level instructions, direction of turn, heading and speed instructions.

Question 39

MATS 9.2.2.12.2 – Readback requirements Readback requirements: Expected Runway (Card 3 of 3)

Answer 39

Pilots are not required to read back an expectation of the runway to be used.

Question 40

MATS 9.2.2.6 – Clearance for VFR at night Issue airways clearances to aircraft operating VFR at night in accordance with the flight planned route except:

Answer 40

a) when the pilot specifically requests another route; b) when an amended route is deemed satisfactory in relation to the planned route (e.g. coastline flying); or c) for short-term route variations: i) by vectoring; or ii) within 30 miles of a controlled aerodrome, by visual tracking.

Question 41

MATS 9.4.1.7 – Priority How is priority for level assignment determined?

Answer 41

Apply level assignment, as follows: a) Aircraft at levels conforming to the tables of cruising levels have priority over aircraft at non-conforming levels; b) Aircraft assigned a level have priority over aircraft requesting that level; and c) When two or more aircraft are at the same level, the preceding aircraft has priority.

Question 42

MATS 9.4.4.3 Further Restrictions/Requirements (Level) Extra Whenever a restriction/requirement has been imposed and a further restriction/requirement is required, the subsequent instruction cancels all previous restrictions/requirements unless:

Answer 42

a) all restrictions/requirements are restated; or b) you prefix the subsequent instruction with ‘FURTHER REQUIREMENT’.

Question 43

MATS 9.6.1.1 Issuing Holding Instructions extra You may require or approve a request for an aircraft to hold or orbit in a manner different from that published provided that:

Answer 43

a) the specified holding pattern will not take the aircraft outside controlled airspace; and b) terrain clearance is maintained.

Question 44

MATS 9.7.13.2 – Termination of control Should the pilot be advised if the aircraft leaves controlled airspace into an area where ATS surveillance continues?

Answer 44

Where an aircraft exits controlled airspace into an area of continued ATS surveillance services, advise the pilot ‘CONTROL SERVICE TERMINATED’.

Question 45

MATS 9.7.13.3 extra Variations of Service – Transferring of aircraft

Answer 45

Do not advise a change of service for aircraft transferring from an Approach Unit providing ATS surveillance services to a control tower providing tower ATS surveillance services.

Question 46

MATS 9.7.2.4 – Identification procedures SSR Establish identification by one of the following procedures:

Answer 46

a) correlate an alpha-numeric label with an aircraft’s ATS surveillance system position symbol provided the correlation is consistent with the aircraft’s expected position; b) transfer of identification; c) observe compliance with an instruction to: i) operate the Special Position Identification (SPI); ii) change to a specific SSR code; or iii) transmit ADS-B IDENT; or d) correlate an observed radar position symbol with manoeuvres currently executed by a departing aircraft which acknowledged instructions to that effect, provided that identification is established within 3 NM of the radar sensor.

Question 47

MATS 9.7.2.5 – Methods of Identification - PSR When PSR is used, the following procedures may also be used to establish identification: (Card 1 of 2)

Answer 47

a) correlate a particular radar position symbol with an aircraft reporting its position over, or bearing and distance from, a point shown on the situation display, provided the track of the radar position symbol is consistent with the aircraft path or reported heading; b) correlate an observed radar position symbol with an aircraft which is known to have departed, provided that the identification is established within 1 NM from the end of the runway used; or c) ascertain the aircraft heading, if required, and following a period of track observation: i) instruct the pilot to execute one or more changes of heading of 30 degrees or more and correlate the movements with the aircraft’s acknowledged execution of the instructions given; or ii) correlate the movements of a particular radar position symbol with the reported manoeuvres of an aircraft.

Question 48

MATS 9.7.2.5.1 – Methods of Identification - PSR When using PSR identification procedures: (Card 2 of 2)

Answer 48

a) verify that the movements of not more than one radar position symbol correspond with those of the aircraft; b) ensure that the manoeuvre(s) will not carry the aircraft outside the coverage of the radar or the situation display; and c) allow for equipment tolerances in the reported position and in the observed radar position symbol.

Question 49

MATS 9.7.2.6 extra Identification by visual observation

Answer 49

Establish identification by correlating a particular radar position symbol to the position of an aircraft observed visually.

Question 50

MATS 9.7.5 – PADL information Pressure altitude-derived level information - methods - how to verify - accuracy - level occupancy - discrepancy/use (Card 1 of 3)

Answer 50

9.8.5.1 Application You may have verified pressure altitude-deprived information for: a) the application of veritcal separation: and b) ascertaining if aircraft are maintaining, have vacated, passed or reached a level. 9.8.5.2 Determine level occupancy Determine level occupancy by verified pressure altitude-derived level information as follows: Level occupancy:Level information -Maintaining a level: Within +/- 200ft of the assigned level -Vacating a level:A change of 400ft or more in the anticipated direction from the previously assigned level -Passing a level on climb or descent:Passed a level in the required direction by 400ft or more Reaching a level: Within +/- 200ft of the assigned level for the greater of three consecutive updates or 15 seconds

Question 51

MATS 9.7.5 – PADL information Pressure altitude-derived level information - methods - how to verify - accuracy - level occupancy - discrepancy/use (Card 2 of 3)

Answer 51

9.8.5.2.1 Below 10,000ft Note: Pressure alititude-derived level information received from airborne equipment is QNH corrected below 10,000ft. 9.8.5.3 Verify accuracy Verify the accuracy of displayed pressure altitude-derived level information: a) as soon as possible after initial contact with an aircraft and prior to use: and b) where continuous monitoring has not been carried out. 9.8.5.2 Methods of verifying accuracy Verify by simultaneous comparison with: a) altimiter-derived level information received from the same aircraft by radiotelephony; or b) the aerodrome elevation during the take-off roll, provided that the level information subsequently indicates a positive climb after take-off.

Question 52

MATS 9.7.5 – PADL information Pressure altitude-derived level information - methods - how to verify - accuracy - level occupancy - discrepancy/use (Card 3 of 3)

Answer 52

9.8.5.5 Display tolerance The tolerance for pressure altitude-derived level information displayed to the controller is +/- 200ft 9.8.5.5.1 Discrepancy When the displayed pressure altitude-derived level information differs from the pilot reported or known alititude by more than 200ft: a) advise pilot; b) request check of pressure setting; and c) confirm current level 9.8.5.5.2 Continuing discrepancy Where there is a continuing descrepancy after confirmation of the correct pressure setting: a) request the pilot to stop pressure alititude data transmission provided there is no loss of position and identification information; and b) coordinate this action with the next ATC unit. 9.8.5.6 Changing infrormation source Verification is retained when an aircraft chages pressure altitude information source.

Question 53

MATS 9.7.6.1 extra How does an ATSO advise notification of a label to transfer to another controller?

Answer 53

Relaying aircraft identification When relaying the identification of an aircraft from one Controller to another, and transfer of control is not effected, the relaying Controller advises that the aircraft is FOR IDENT. The receiving Controller acknowledges identifcation by replying with the callsign for the aircraft Position:Phraseology Relaying Controller:FOR IDENT (CALLSIGN)…(ADDITIONAL COORDINATION REMARKS IF REQUIRED) Receiving Controller:(CALLSIGN) (ADDITIONAL REMARKS IF REQUIRED)

Question 54

DesNotNotNotDirDesInstInst

Transfer of ID Effect transfer of identification by one of the following methods:

(a - h)

Note: for point g) and h) Prior coordination is required between Controllers as observed indications by the accepting Controller are of short duration.

Answer 54

a) designation of the position symbol by automated means, provided that only one position is indicated and there is no doubt as to the correct identification;
b) notification of the aircraft’s discrete SSR code or aircraft address;
c) notification that the aircraft is SSR Mode S equipped with an aircraft identification feature (ACID) when SSR Mode S coverage is available;
d) notification that the aircraft is ADS-B equipped with an aircraft identification feature (ACID) when ADS-B coverage is available;
e) direct designation (pointing with the finger) of the position symbol on a shared or an adjacent situation display. Be aware of errors resulting from parallax effects;
f) designation of the position symbol by reference to, or in terms of bearing and distance from, a geographical position or navigational facility accurately indicated on both situational displays (see Clause 9.7.6.1.2); (Differences in displays)
g) instruct the aircraft to change SSR code and the change is observed by the accepting Controller; or
h) instruct the aircraft to ‘SQUAWK IDENT’ or ‘TRANSMIT ADS-B IDENT’ and the change is observed by the accepting Controller.

Question 55

MATS 9.7.7 extra Phrase to complete a RADAR hand off? Transfer of control should not be completed until what has been completed?

Answer 55

Verbal hand-off Do not transfer responsibility for an aircraft until the receiving Controller advises that identifcation is complete by use of the phrase: Position:Phraseology Transfering Controller:THAT IS… (CALLSIGN) Receiving Controller:ACCEPT… (CALLSIGN) Silent or system hand-off Do not transfer responsibility for an aircraft until the receiving Controller indicates that identification is complete by use of the approved procedures: Position:Requirement Transfering Controller:Propose hand-off by approved procedure Receiving Controller:Accept hand-off by approved procedure

Question 56

MATS 9.7.8.1 – When providing position information List 5 ways that position information may be passed

Answer 56

Provide position information when required by circumstances or when requested by another ATC unit. Pass the information with reference to: a) a bearing or track and distance from any significant point (bearing may be magnetic or as points of a compass); b) a well-known geographical position; c) a distance to runway touchdown point if the aircraft is on final approach; d) a distance to runway touchdown point as track miles to run; or e) distance and direction from the centre line of an ATS route.

Question 57

MATS 9.7.8.2 – Positional information to aircraft Advise an aircraft provided with an ATS surveillance service of its position: (a – c)

Answer 57

a) on identification, unless identification is established: i) based on a pilot’s report of the aircraft’s position; ii) within 1 NM of the runway on departure, if the observed position on the situation display is consistent with the aircraft’s time of departure; iii) by use of ADS-B aircraft identification, SSR Mode S aircraft identification or assigned discrete SSR codes if the location of the observed position symbol is consistent with the current flight plan of the aircraft; or iv) by transfer of identification; b) after commencement of vectors by approach control as soon as a distance to run to touchdown becomes evident; c) when a pilot requests position information;

Question 58

MATS 9.7.8.2 – Positional information to aircraft Advise an aircraft provided with an ATS surveillance service of its position: (d – h)

Answer 58

d) when an identified aircraft’s reported position differs significantly from its observed position; e) when an identified aircraft is observed to have deviated from its previously approved or advised route; f) when the aircraft is resuming its own navigation after vectoring; g) when a regular circuit pattern is used to vector an aircraft onto the final approach path, at least once on each leg; and h) when provided with vectors for a straight-in approach, at least once before commencement of final approach.

Question 59

MATS 9.7.9.3.2 and 9.7.9.3.3 SIS (Surveillance Information Service) - if the service is not of a short time

Answer 59

Specific transponder code Prior to providing a SIS, identify the aircraft and, unless the service requested is of a short duration and it would be impractical to do so, allocate the pilot a specific transponder code. Snap Shot service Consider pilot requests for specific information as a snap shot service. Terminate the SIS after providing the requested information to the pilot.

Question 60

MATS 9.7.9.4 SIS (Surveillance Information Service) - Terminating a SIS - What to advise a pilot - Sector boundary

Answer 60

9.8.9.4 Terminating a SIS A SIS may be terminated at any time: a) by ATC dure to workload considerations; or b) on pilot advice 9.8.9.4.1 Advise pi.ot Terminate a SIS by advising the pilot that identification is terminated. 9.8.9.4.2 At sector boundary If terminating at a sector boundary, also advise that a frequency change is approved.

Question 61

MATS 9.8.2.3 – Identification advice Should an aircraft provided with an ATSss be advised that its service is terminated?

Answer 61

Advise aircraft when identification is established or terminated.