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Questions tagged [approach]

The phase of flight in which an aircraft is lining up with the runway and preparing to land.

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3answers
190 views

How does one tell whether a corkscrew approach is stabilized or not?

A corkscrew approach is an unusual type of approach used in places like BGW/ORBI to minimise an aircraft's exposure to antiaircraft fire on the way down; it involves staying at cruise altitude until ...
19
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2answers
4k views

Should you blow through the final approach course if the ATC forgot about you? [duplicate]

So you were being vectored for the final approach course (ILS/RNAV/whatever) and the controller forgot about you for some reason (busy). Assume you called them and they were not replying. Also assume ...
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3answers
249 views

Why, and how, are barometric altimeters accurate enough for approach and landing?

The barometric altimeter is used as the primary altitude indicator during approach and landing right up until the aircraft crosses the threshold (after which the radar altimeter takes over and makes ...
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3answers
96 views

How to reverse course when there is no published course reversal?

Coming from the SW on the RNAV RWY 15 KONO, how do I align myself with the final approach course? There is only one IAF and no published course reversal. Is it up to me how I get established inbound?...
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1answer
203 views

Why do some aircraft approach the runway with a long detour and others with a short one? [closed]

I am currently analyzing flight data. For some flights landing at Frankfurt Airport. As you can see in the graphic, some of the planes fly out about 100km to then fly again towards the runway. Some ...
4
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1answer
141 views

Is the callout “minimums” on the 737 used to describe DH on precision approaches

So, I have heard that decision height (DH) is used to signify the height on a precision approach which the pilot has to decide whether to continue or not. But, in the 737, I only hear "approaching ...
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0answers
46 views

When to turn during missed approach when MAP not identifyable

Not a duplicate of When to go missed on a non-precision approach? please read carefully before duplicating this contains some subtle points. Reposting after clarifications that emphasise this is a ...
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67 views

Are the terms “Coupled approach” and “Hand flown approach” strictly defined?

I was looking on SE and also Google for the answer, but couldn't find anything. My question is when to log an approach as coupled or handflown? All of the approaches I fly are CAT I but the aircraft's ...
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1answer
58 views

Learn in-depth about airplane operations [closed]

Currently seeking a book or manual that teaches a civilian how a cargo aircraft operates and what it's pilots do, say a 787. Preferably a high-level overview at a per flight phase: Pre-flight: Flight ...
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1answer
151 views

Instrument approach DME VS instrument approch ILS DME

what is the diffrence of Instrument Approach DME and Instrument Approach ILS DME? Is it same as LOC DME APCH and ILS DME APCH?
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1answer
183 views

Does ATC prefer ILS over RNAV?

Listening to APP for several major (US class B) airports, it seems that every flight is vectored to intercept the localizer. Is it really possible that 100% of flights filed an ILS approach? If so, ...
3
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1answer
156 views

RNAV (RNP) Approach Height Loss Question?

While viewing the following approach chart, which is an RNAV(RNP) CAT C Approach, there are several landing minima, stating a HEIGHT LOSS OF 50' AND 150', what does that specifically mean?
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1answer
667 views

What is timed approach?

I have tried to find what timed approach is, but I cannot find any reference to it. Could you let me know what it is and when it is used?
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0answers
110 views

Diversions because of fog: What are the reasons?

It's fog season again around my local airport MUC (EDDM), and I have noticed a number of diversions recently. Some planes were holding a bit before attempting to land, performed a go around and then ...
4
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1answer
177 views

If an approach chart says “GPS required”, do I need GNSS capability to fly it?

If an aircraft is /Y, /C, or /I (RNAV no GNSS), can they fly an approach chart that says "DME/DME/IRU or GPS required"? GPS in my mind is a GNSS. If you don't have DME/DME/IRU and are RNAV (non-GNSS) ...
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2answers
376 views

What does the letter “D” next to the VOR frequency and name mean?

In most charts there is the letter D next to the VOR freq. What does this mean? I assume the H and L in brackets in other charts mean high and low VORs (correct me if im wrong). But what does the D ...
3
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1answer
224 views

Are there any airports that require arriving/departing flights to fly under an obstruction?

Are there any airports with approaches and/or departures that require pilots to fly under an obstruction at some point (thus meaning that, for at least a short segment of the approach or departure, ...
4
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1answer
184 views

What is the source for the “rule” forbidding configuration changes below 200ft AGL?

I keep hearing from countless instructors, and even some DPE's, that in single engine aircraft, no configuration changes are allowed below 200AGL (i.e. flaps). Some have also stated that this is ...
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4answers
234 views

Do different planes (category) aim differently in the 'final stages before flaring'?

(youtube.com) Do different planes (categories A through D) aim differently in the final stages before flaring? I'm asking about precision runways. The reasons I ask: An ILS' glide slope is not ...
25
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4answers
5k views

Do any airports have a steeper standard approach than London City?

Watching the CS100 certification of the 5.5deg steep approach into London City, I wondered if there were any airports with steeper standard approaches. By standard I mean published. I have seen very ...
8
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3answers
551 views

Why would a pilot on final to a towered airport not speak up when ATC clears another aircraft to land on the same runway, without mentioning them?

Every time I watch AOPA's Accident Case Study video Communication Breakdown, I'm left wondering. Here's an aircraft (in this case, '1DA) on final approach for landing on a towered airport, when ...
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1answer
160 views

Is it possible to load (and not activate) the approach procedure on a Garmin 1000 or 430?

I noticed sometimes when I fly with a G1000, or Garmin 430 and am doing multiple practice approaches I can't always load my next approach. It forces allows me to activate the approach, which would ...
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1answer
355 views

Why wouldn't KJFK offer the ILS for 22L?

(Source: Flightradar24) The above was from last Sunday around 17z. I was watching FR24 with the ATC feed. The airport was operating in 'arrival priority' with approaches to both 13L (Canarsie) and ...
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1answer
463 views

Why are there many different approach lighting systems?

Why not just have only 2 or 3? What's the point of having such a number of different configurations? What's the practical application of each lighting scheme? I mean, do they really help pilots in a ...
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47 views

Are ASR and PAR approaches commonly used in Europe?

How common are ASR and PAR approaches these days? Are they still practiced anywhere in Europe?
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79 views

Approach speed Exceedance

What are the possible effects when an aircraft exceeds its approach speed limitations? i.e. unstable approach? Go around? Runway overrun I know a lot of factors come into play, however, I wish to ...
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1answer
161 views

Does having lead-in lights in sight allow descent below MDA?

Does having lead-in lights in-site during an approach that includes them allow for a pilot to descend to 100 feet above the touchdown zone elevation? 14 CFR 91.175 allows a pilot to make such a ...
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0answers
116 views

What are the differences between FCLP markings and equipment and the LA on a ship?

Most Naval and Marine Corps Air Stations have these markings on at least one or more of their runways: It’s a Field Carrier Landing Practice (FCLP) area and used to maintain proficiency amongst ...
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1answer
267 views

Could a 'wind wall' help to reduce the wind shear problem at St Helena airport?

I've seen a fair number of articles online about "The World's Most Useless Airport" (St. Helena, HLE/FHSH), which was unable to open to full commercial flights (as was the intention) due to the wind ...
2
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1answer
89 views

Why do some IAPs lack an Intermediate Fix and/or include other fixes between Final Approach Fix (FAF) and Intermediate Fix (IF)?

I have noticed that some Initial Approach Procedures (IAP) do not mention an Intermediate Fix, but they do include at least one fix before the Final Approach Fix. Take, for example, this IAP of the ...
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4answers
928 views

Why would the Speedbrake be required for such a long time on approach? [duplicate]

As far as I was aware, the Speedbrake is designed to slow the aircraft down. On landing, I do understand why they are required. Once the aircraft has hit the tarmac, they are deployed to 1) slow the ...
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1answer
195 views

Approach plate does not require DME, but DME used in the published missed?

This approach plate doesn't say "DME REQUIRED", but the published missed approach uses DME. Can I still fly it without DME equipment? If this approach didn't say "RADAR REQUIRED", could you fly it ...
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4answers
356 views

Does a Tower controller need to see an aircraft on final to give landing clearance?

If there is an IFR aircraft on approach that has already received an approach clearance, and he reports being at the final approach fix but the controller does not have him in sight yet, can the ...
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2answers
191 views

Need help to clarify the terms “arrival”, “departure”, “approach”, “terminal” and “transition” fix for US STAR and SIDS

I find it a bit difficult to clarify, while consulting the US published STAR and SID published charts, which fixes are designated as arrival, departure, approach, terminal and transition. Could ...
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2answers
131 views

How to interpret the published altitudes for each of US STAR procedures?

I have been studying the STAR procedures, as published by FAA, and I am trying to understand the way that the altitudes are defined for each fix/route. Take, for example, CAMRN4 of JFK. I see the MEA ...
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3answers
737 views

Clearance limit of VFR practice IFR approach?

When a VFR aircraft has been approved by atc to perform a practice approach, is the aircraft also cleared for a published missed approach procedure?
3
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2answers
298 views

Does TRACON airspace override Class B airspace in terms of control authority when controlling approach or departure procedures?

This is a simple schematic description of Class Airspace. My understanding is that Class B has strict rules, specific lower and upper altitude limits and requires clearance to enter. However, I have ...
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1answer
318 views

What is the sequence of ATC frequencies for final approach at JFK?

Recently I was listening to liveATC.net and tried to understand the sequence of operations for the voice communications. However, it seems that there are a lot of frequencies for the approach ...
3
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1answer
183 views

Can I fly a “Contact Approach” to this airport?

In order to request and receive a clearance to conduct a "Contact Approach" the airport, among other requirements, must have a published instrument approach (IAP) and be reporting at least 1 mile ...
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1answer
452 views

Can I use radar service instead of DME or GPS for this ILS approach?

At the top of this approach chart for KDNN in the briefing section, it is stated that "Simultaneous operation of I-DNN and GQO DME required." If my aircraft is not RNAV/GPS or DME equipped can I fly ...
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3answers
541 views

Is it always the case that any one STAR leads to all the runways?

I was making an addon for a flight simulator and I am having a problem figuring this scenario out: Let's take CYOW - Macdonald Cartier international. It has 6 runways: 04, 07, 14, 22, 25, 32. It has ...
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2answers
552 views

Can I do a CAT III ILS approach if minimums are above CAT I?

I was going to an airport with weather at minimum for CAT I approach. Not wanting to know whether or not I could make it I thought about asking ATC if I could do a CAT III approach even though the ...
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2answers
556 views

How to handle vacuum and turn coordinator failure in IMC?

I just earned my FAA instrument rating and a considerable amount of time was spent training partial panel. This meant flying with no vacuum gyro instruments - attitude indicator and directional gyro. ...
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2answers
177 views

How do partial- and full flaps compare for gusty approaches?

From an aerodynamic aspect, how do partial flaps and full flaps compare for gusty approaches?
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0answers
386 views

Where can I find a database of SIDs, STARs and approaches?

I am investigating SIDs, STARs and approach procedures. I have a couple of questions about it: Is there a way to get SID, STAR, and approach data from airports around the world? I don't mean from the ...
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1answer
522 views

Is a non-WAAS Garmin 530 certified for an LNAV/VNAV approach?

I may not understand all the details of what I'm asking but trying to wrap my head around it. I am aware that before WAAS, some GPS aircraft were equipped to get vertical guidance by a Barocorrected ...
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2answers
2k views

How do radio altimeter systems compensate for objects on the ground?

My understanding of a radio altimeter is that it can provide more accurate altitude readings below the transition level. It occurred to me a number of days ago whilst sitting beneath the glide path ...
3
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1answer
242 views

Does EASA approve the use of localizer back course?

Does EASA approve the use of localizer back course? Are there some countries in Europe that allow it?
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1answer
977 views

Where does the transponder read altitude, or does ATC get it from radar?

When flying instrument approaches in a rented plane, Approach called out an altitude discrepancy between the assigned altitude which is being flown using the altimeter and the altitude being reported ...
3
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1answer
390 views

What is acceptable visual cue at Decision Height when performing CAT II approach?

For CAT II approach, the decision height is below 200ft but not lower than 100ft with RVR of 300m. In this case, if the aircraft is at 100ft above the ground, should the captain of that aircraft be ...