Questions tagged [air-traffic-control]

Air Traffic Control (ATC) is a service of ground-based controllers that directs and coordinates aircraft to improve safety and efficiency.

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2answers
208 views

What Transponder code to use flying between Oakland and Hawaii? [closed]

Where to find the appropriate Transponder code for crossing the Pacific?
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2answers
374 views

Can a VFR flight reference a waypoint in communication?

Can a VFR flight reference an IFR Waypoint when communicating position to tower or centers? For example: “N1234 at 3500’ at FERMY, request blah blah blah?” Thanks RHD! ****Adding additional ...
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2answers
328 views

What is the main reason why cruise flight in the transition layer is prohibited?

What is the main reason why cruise flight in the transition layer is prohibited? For example if we have a separation of 1000 ft between transition altitude and transition level, why should we not ...
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3answers
842 views

When (if ever) can ATC order an aircraft to go around?

Can ATC order an aircraft to go around if there is a tailwind? Or should ATC give the pilots the current wind information and let them decide whether to go around or land?
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241 views

What is the German / European equivalent of FAA Order 7110.65?

FAA Order 7110.65 prescribes air traffic control procedures and phraseology for use by personnel providing ATC services in the USA. Which documents regulate these aspects in Germany, or, more ...
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1answer
269 views

Who was the air traffic controller voice?

I recall reading somewhere that the 'Air traffic controller' voice (you've heard it on TV on many occasions) started with one specific person and his mannerisms have been copied by many air traffic ...
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3answers
739 views

What happens when a GA pilot squawks 7500?

If you were to put code 7500 into your transponder in a small general aviation aircraft, and you were in a rural area with no one around, and you did not have enough fuel to get to any city, what ...
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1answer
182 views

Is there a minimum amount of time an airline has to leave between using two identical callsigns?

Does anyone know if there is a minimum time that an airline has to leave before reusing the same callsign? I have noticed that airlines reuse callsigns, they usually leave a day or two between ...
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2answers
326 views

to whom are PAN PAN PAN calls addressed?

Can a PAN PAN situation be adressed directly to an ATC or must it be at adressed only at large? This is a situation wereby the ATC was the destination before the situation of the pilote got worse.
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3answers
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Can a commercial airplane overtake another airplane going in the same direction?

If there are two commercial airplane flying towards the same destination, on the same flight path, and the second plane is being faster than the first plane, is the second plane allowed to overtake ...
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6answers
9k views

What is the commercial passenger aircraft top speed record?

Aircraft manufacturers claim that commercial passenger aircrafts cruise at the speed of 400-500 knots. But, is the top speed of a commercial passenger aircraft recorded (while in air)? If so, what is ...
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1answer
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What is the 'Deconfliction Service'?

High Speed Flights 2.36 - When receiving an ATS surveillance service, certain ex-military aircraft types have been granted a CAA exemption from the Air Navigation Order requirement to fly at an ...
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2answers
265 views

Who does ATC call when a plane disappears with no response?

Do they just call 911? Or is there some special unit that’s specifically trained around disasters and rescue?
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4k views

Is there a penalty for changing the approach procedure after accepting one?

For example: If you request a visual approach and get approved, but you meant to request an ILS approach, are you not allowed to change it? Is there some type of penalty for changing approaches after ...
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2answers
409 views

What is the beeping occasionally heard in the background of ATC?

Occasionally while listening to ATC, I hear a beeping in the background of their transmission. My suspicion is it's a traffic conflict alert since the beeping is usually followed with a traffic alert ...
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3answers
5k views

What does ATC do during “slow” times?

I know at larger airports, it's NEVER a slow time. But what about at smaller airports that are large enough to rate manned ATC, but things aren't always fast-paced, high-traffic like at JFK or DFW, ...
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1answer
865 views

Difference between ETA and On-Block time?

I see that the definition of the ETA (Estimated Time of Arrival) according to Eurocontrol is: (SESAR) the time computed by the FMS for the flight arriving at a point related to the destination ...
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2answers
230 views

How is ATC handed for private rural airstrips? [duplicate]

In rural Australia there are farms that have private airstrips. My question is when an aircraft wishes to land at such a strip (for example a flying doctor) who handles the landing aspects of ATC. ...
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2answers
4k views

Why would an airliner make a 90° course change?

Why would this airliner be doing a 90° course change at cruising altitude? I saw this while waiting for a traffic light to change. 9 Jan 2020 1:42 pm (18:42 UTC) at Virginia Beach, VA, coordinates: ...
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3answers
144 views

What is the proper phraseology for a clearance with a named obstacle departure procedure?

The Phoenix Mesa-Gateway Airport (KIWA) has a named obstacle departure procedure - the Phoenix Departure. What's the correct phraseology for when clearance assigns it to you? Is it "N123AB, cleared ...
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1answer
155 views

Are Helicopters allowed near busy airports? [closed]

Are Helicopters allowed near busy airports or any airports at all and if not why not
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4answers
9k views

Why are there many pilots who don't say “mayday, mayday, mayday” to declare an emergency?

I've been listening to some ATC from some major commercial pilots and in every video where there's been some confusion about declaring an emergency they've used some terminology other than "mayday, ...
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2answers
2k views

Can a IFR flight plan be amended or cancelled whilst in flight?

I'm asking, because ForeFlight states in their demo training video that an IFR filed flight plans can only be amended or cancelled up to 47 minutes prior to it being filed (and up to 2 hours after, ...
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980 views

When does a pilot ask for landing clearance, and when do they recieve it? [duplicate]

Could a pilot flying directly overhead of the airport gain landing clearance, Could a pilot on the wrong end of runway heading get landing clearance, Or would they require approach instructions, or ...
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1k views

Is a Mode C or S Transponder a type of Mode 3 Transponder?

Mode A transponders are sometimes referred to as Mode 3/A transponders. According to NATO STANAG 4193 (not publicly available, summary from Wikipedia), the "3" in that description refers to the mode ...
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3answers
437 views

How long is a climb leg in a step-climb cruise flight segment allowed to take, according to regulations (FAA/EASA)?

I am working on a trajectory optimisation program for commercial, large aircraft, in which I want to incorporate realistic air traffic control regulations. One of the constraints I want to incorporate ...
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1answer
510 views

What terminologies are used when ATC instructs a pilot to stop or proceed with his transmission?

If some pilot forgets to release his mic button, distracting everyone on the frequency, what terminology can be used by an ATC to stop it? And if another pilot stop transmitting his message until the ...
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1answer
1k views

Is there absolutely any way (hook or crook) to listen to ATC in India, especially Bangalore?

We can listen to various ATC radios across the world, but I really want to listen to the ATC at VOBL.
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4answers
545 views

Does a pilot need clearance to enter the traffic pattern?

In one video, I saw a Cessna that got its instructions to enter the pattern along with landing clearance, but I saw another where the pilot just flew in and got clearance somewhere around late-...
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1answer
2k views

What happens if a crew complies but does not read back ATC instructions?

For example, a commercial airliner is inbound and is in the traffic pattern; ATC instructs the aircraft to reduce speed to 160 knots, which the airliner does. ATC notice the aircraft has complied but ...
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3answers
2k views

When can a taxi clearance allow me to cross multiple runways?

I was just reading the FAA instrument procedures handbook and saw the paragraph below in Ch 1. I'm puzzled by this, because I routinely get "Cross runways XX right and XX left on Alpha" as part of my ...
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4answers
880 views

Is a 40-year-old person too old to start an ATC career?

My wife: is 40 years old is a mother of two (able to do five things simultaneously / in the same time) has been working as an English and French teacher for her whole career (19+ last years) has very ...
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59 views

Is the capacity of an airspace sector related to the number of routes it crosses?

I've been searching for data about the capacity of sectors for my PhD research but somehow can't find any...the only thing I found is the routes it crosses ....can we conclude that it's the capacity ...
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1answer
283 views

last 747 flight path, was this hand flown? How was this communicated with ATC? [duplicate]

Elal's last 747 flight made this nice path of a 747, how was this done? Could this be entered into the computer and flown? or was this hand flown The path looks quite neat Also what is the ATC ...
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1answer
302 views

How is the Flight Plan Data transferred into an aircraft/plane?

I know that pilots have to fill the ICAO standard flight plan and send it to the relevant CAA to be checked, updated if needed and finally approved before the flight takes off. what I am looking for ...
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1answer
825 views

What is the difference between “Bay” and “Stand”?

When should we use the word Stand and when Bay for ATC taxi clearance?
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1answer
577 views

How would an aircraft fly PIKES ONE departure procedure of Denver Airport?

I was examining FAA's departure procedures and I noticed PIKES ONE SID (chart and continuation) which serves Denver Airport. In the description, it states: TAKEOFF ALL RUNWAYS: Fly assigned ...
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1answer
2k views

Can I listen to control tower frequencies on a ham radio legally [duplicate]

Is there a frequency I can tune into to listen to airport I’m in Durham by RDU AIRPORT and would like to listen in on a ham radio only legally
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4k views

Is there a minimal approach speed for airliners during rush hour?

For busy airport, sequencing can be complexe. If the ATC put all aircraft in front of each other with the correct separation (which can be really small for busy airports) in final, if the airliners' ...
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1answer
117 views

How to match ATC requirements to work in EU?

My Brazilian boyfriend is finally planning to move into the EU zone (he actually got an Italian passport). He would be glad to keep his work as an Air Traffic Controller but despite his 10 years ...
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1answer
97 views

How does density altitude affect Taxi-Out Time?

To keep things brief, for a data exploration project, I calculated density altitude for a couple airports and used flight statistics from https://www.transtats.bts.gov/ONTIME/Departures.aspx. I was ...
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251 views

Why did the tower at a Class D airport not set me up with flight following on the ground?

On a trip I had a few days ago I had contacted the ground controller at Santa Fe Municipal (KSAF), a Class D airport, to arrange for a VFR departure to the southwest and requested VFR flight following....
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1answer
658 views

What do these symbols indicate on the ATC display?

I just got found ATC controller display on the internet and could you tell me what are these symbols indicating? For example the ones I highlighted in red?
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1answer
136 views

How could I match the surrounding traffics displayed with their radio communication

If I have a traffic display I could see the traffics in proximity of my aircraft and meanwhile I could listen to their voice communication. So how could I match the traffic shown in the display with ...
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2answers
254 views

When should I notify ATC when I notice that I may have conflicting traffic?

Let us say I am flying at FL100 with heading 360 and I noticed that ATC just cleared another aircraft to climb to FL100 with heading 270, and we may have a converging path if we proceed with our ...
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0answers
64 views

Are there any scenarios that a controller clear different aircraft at the same altitude? [duplicate]

In the real world, are there any scenarios that the controller clear the same altitude or flight level to different aircraft at the same time?
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1answer
899 views

What are ATC-side procedures to handle a jammed frequency?

A few days ago, I was flying into my base airport in the USA with a control tower, and something/someone was jamming the frequency with what the tower thought was a hot mic after I had established ...
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1answer
291 views

What did this ATC call mean?

Audio Clip There is a rwy 24 in this airport. I'm not sure but the aircraft callsign likes 'TBN3BV'. I tried to find what the aircraft type is but I couldn't. Does somebody know what type of aircraft ...
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10k views

What can a pilot do if an air traffic controller is incapacitated?

I watched this video: where a Las Vegas controller is on duty alone and suffers a stroke. The pilots become quite uncomfortable with the situation and basically ...
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2answers
8k views

What did the controller say during my approach to land (audio clip)?

I recorded this ATC audio clip during a recent flight. I'm not sure but he may be saying, 6CP, cancel lining clearance......(missing)....traffic will be in position. Can you complete this ...

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