Questions tagged [flight-planning]

Flight planning is the process of preparing for a flight: planning a route to fly, identifying alternate destinations in case of diversion, calculating required fuel, ensuring the aircraft will not be not overloaded and so on.

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33 views

All approaches at airport NA for Alternate planning. Does that mean the same as Airport NA for Alternate if VFR landing is planned?

Jeppesen will use the term "NA" in the "For Filing as Alternate" table if all the available approaches at the given airport are not available. For FAA charts, a pilot will know ...
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455 views

Where is the V3 airway mentioned on the ILS 34 approach plate for KPSM?

While drafting a simple flight plan for KBOS to KPSM, I noticed that the ILS 34 Approach plate for KPSM mentioned that the procedure turn is "NA for arrivals at PSM VOR/DME on V3 northbound":...
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279 views

What sort of briefing and planning information would an airline pilot in the 1960-70s have used?

Slightly related: Do airliners get substantially different weather briefings from the rest of us? Highly related: How was the navigation managed on jetliners before having programmable routes? Highly ...
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121 views

How do I read this flight plan route?

When I create a flight plan using SimBrief, for example for London Gatwick (EGKK) to Dublin Airport (EIDW), it generates the following route: ...
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1answer
10k views

Why did this FedEx flight (FDX1311) take such an indirect route multiple times?

I was looking at flights from DEN -> MEM, and saw this extra-long route that FDX1311 took last night (9 Aug 2021) Thinking they were probably just avoiding storms, I scrolled down and saw there ...
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1answer
88 views

What are the ICAO RNAV equipment codes for the non-WAAS G1000 and GNS 430W?

When filing an ICAO IFR flight plan, where in "the manual" (which manual?) for a G1000 and a GNS430 do I find the RNAV capability information for an ICAO flight plan? What am I looking for?
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186 views

Is it possible to file for a flight level ABOVE an Airway altitude limitation (for high en route airways)?

I'm just curious if it's ever possible to file for, and/or fly, an altitude that is above an airway restriction. Say if the airway has an altitude restriction of FL410 or less. Is it ever possible to ...
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1k views

Does an IFR flight-plan include the approach?

I tried to create an IFR flight plan (at simbrief.com) and there is something I don't get: Are we supposed to know the runway/approach at the destination airport before taking-off, and add it to the ...
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108 views

What factors cause a turbine aircraft to have decreasing fuel burn over time?

Consider a fictional aircraft with a fuel schedule similar to the following: ...
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2k views

Can a pilot amend a flight plan in-flight?

Which information pilot can change in-flight? For example: Altitude. Ask to climb higher? V to Z. VFR rules to IFR (VFR to IFR)?
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How is flight planning performed with short turnaround times?

For low cost carrier short-haul flight such as Dortmund-London I have experienced multiple times that turnaround times are around 20-25 minutes. In such a short time what is included in the flight ...
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226 views

What documents/procedures I have to follow to fly my aircraft from the UK to Norway?

I'm planning a trip to Norway for when Covid restrictions here in the UK are lifted, and was wondering what documentation is needed to enter Norway. I've already emailed AVINOR, and they simply gave ...
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724 views

When filing a VFR Flight Plan, where/how do you include intent to use a Class B transition?

When intending to use a VFR transition route through Class B airspace, do you put the intended route on the flight plan, the alternate route (if you don't get clearance for some reason), or both? ...
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2k views

If an airliner turns back midway, how is the route planned?

There's several incidents of "flights to nowhere", e.g. https://onemileatatime.com/klm-787-nine-hour-flight-to-nowhere/ After a pilot decides to turn back, how is this handled from a routing/...
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1answer
98 views

How to get an accurate time of arrival to the en-route alternate airport during flight planning?

I was thinking about accurate criteria of selecting en-route alternate (ERA) weather from ground (planning stage) especially for ERA 3% contingency flight plan. As we all know we should care about one ...
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199 views

How does an airline decide when to cancel a long haul flight permanently?

BROAD QUESTION WARNING: Obviously the airlines cancel the routes because they are not making money, but would that not have been factored in when they start a route? For example, the current SFO-BLR ...
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262 views

What is an Air-Filed Flight Plan? Are aircraft capable of filing flight plan when in flight?

ICAO Doc 4444 mentions to input AFIL in the departure field of flight plan if it has been filed in the air. What is an Air-Filed flight plan? Can aircraft crew file a flight plan in-flight? If yes ...
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124 views

How do you avoid power of 10 or order of magnitude errors when using an E6B calculator?

I am currently working through Gleim's instructions for using their E6B calculator. It says: "The numbers on the inner and outer scales represent multiple sof 10 of the values shown." And &...
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1answer
239 views

How to calculate Night Flight time for a given flight? [duplicate]

I am currently working on a project (web app) at university to be able to calculate the amount of time spent during night flying. Currently, I have, Departure Lat and Long and Departure Time in UTC ...
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102 views

What is the difference between a navigation database and an airport mapping database?

What is the difference between "navigation database" and "airport mapping database"? Are those both required by flight management software for flight planning?
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2answers
426 views

Do aircraft weigh less on an eastward flight than a westward flight, due to the Eötvös effect?

Aircraft speed is added to earth rotational speed when flying to the east, centrifugal force is increased compared to a westward flight. That means the aircraft weight is reduced = smaller lift, means ...
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136 views

Why westward flight takes longer time? [duplicate]

• Why fly from east to west takes longer time then flight form west to east and does this apply to both hemisphere?
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200 views

Can you change airways when they cross without a named fix?

There are a few victor airways that cross without a named fix, just two solid lines drawn over each other on the IFR low charts. Can these be used as intersections for changing airways in IFR route ...
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148 views

What is the difference between the WSUSnn IDs used in convective SIGMETs?

When NOAA issues a convective SIGMET, it falls under one of three bulletin IDs: WSUS31, WSUS32, or WSUS33. Below are three examples from the current forecast. WSUS31: ...
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5answers
564 views

Why is fuel quantity expressed in flight hours [duplicate]

Going through a few aircraft documentaries online, I've noticed the thing that they usually express the fuel quantity in flight hours. Ex - A 747 burns 4 litres of fuel every second. So with a ton of ...
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1answer
116 views

How are thermals mapped in real-time?

Related to "How thermals are found" this question about "Gliding your plane to save fuel" details how to use thermals to save fuel. To use thermals to maximize range, can thermals ...
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1answer
132 views

Difference between Flight path and Route [closed]

What is the Difference between a Route and Flight path
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1answer
466 views

Why are some airports not allowed as IFR alternates, even if conditions there are VFR?

Why are some airports disqualified for use as an alternate (as listed in a approach procedure for that airport (A N/A)), when there is a provision in part 91 that an airport without an instrument ...
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2answers
423 views

What is the difference between "Standard Metric Level" and "Altitude" in ICAO flight plans?

What is the difference between "S" and "M" in flight plan altitudes? The FAA's ICAO flight plan documentation says: Standard Metric Level in tens of meters, expressed as S followed by 4 figures (...
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76 views

Why do planes generally curve north and not south? [duplicate]

I know that the shortest distance on a sphere is a curve and not a straight line, so that's why planes curve when they fly. But why is that planes curve north and not south? For example, when if I hop ...
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2answers
70 views

When do pilots use NOTAMs? [duplicate]

Usually, pilots will check NOTAMs during pre-flight prep. Are there some situations where they use them in a specific flight phase? If yes, in which case would it be useful? Thank you
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1answer
128 views

What is the difference between company routes and pilot routes?

I was trying to find out what are the different route types(flight management system) and found out there is one company route and one pilot route . Are there more different route types ?.What is the ...
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89 views

Is it possible to celebrate a holiday twice by flying from one point on Earth to another? [closed]

It recently came to my attention that the different time zones on Earth could allow for a person to celebrate holidays such as New Years twice by flying from one point to another. Is it possible to ...
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71 views

Zig Zag pattern [duplicate]

H Hi everyone, has anyone ever seen such a flight pattern ? This plane is doing that every day on different parts of the country (private plane) and I've never seen such a flight pattern before. Any ...
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0answers
84 views

What factors/equation(s) are used to relate aircraft weights and cruise speeds?

With the recent coronavirus issues, there have been lots of empty seats flying around, especially on long haul flights. I checked the seat map for a recent SFO-SYD flight (777-300) and there were 224 ...
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2answers
210 views

Are intersection takeoffs less common in the USA than in other countries?

On a recent trip through Australia I did a number of intra-oz flights. In at least three of the cases we performed intersection takeoffs, a couple at MEL/YMML and one at BNE/YBBN. I have at least a ...
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1answer
353 views

How to best navigate around and land at KPAO (Palo Alto, CA)?

Flying VFR into KPAO from the South for the first time in a Cherokee. Any advice on the best way to navigate KSJC and the SFO Bravo? Thanks.
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2answers
147 views

How should airline pilots find out about military activity along their route?

What sources of information should a commercial pilot review before takeoff to become aware of military activity that might pose a risk to their flight?
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2answers
149 views

How do Flight Test Engineers plan and execute sortie profiles?

Can someone from the field explain with a simple example the process of planning and executing a sortie profile as an FTE. Any reference books for an insight into the subject would be appreciated.
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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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249 views

What regulations apply to a VFR flight from South Africa to Namibia?

I just would like to know what kind of flight plan, permissions, en route airway paths and other factors that need to be considered? Other than the passport, PPL license and aircraft documentation ...
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1answer
751 views

What is the maximum number of waypoints one can have in a flight plan?

Is there any constraint on how many waypoints may be in a flight plan (any regulation), including pilot defined waypoints?
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3answers
240 views

How do humanitarian flights arrange special permissions to fly when ATC isn't available?

In natural disasters, transportation infrastructure is often among the first and most critical of public services to be disrupted. Not coincidentally, it's also a time that tends to see small airports ...
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1answer
310 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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93 views

What is the T and the I in dispatcher language?

From October 2019 ASRS CALLBACK, a captain told a story when the dispatcher told me, “All the ‘T’s had been crossed, and all the ‘I’s had been dotted: everything has been done the right way, ...
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1answer
604 views

What is the meaning of these Lido abbreviations?

Can someone help with the abbreviations and meaning from Lido flight planning: RCONT 5 MIN HLDDST ADDT For each of these abbreviations, the flight plan has fuel and time: I placed a red rectangle ...
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4answers
10k views

How can I find places to store/land a private airplane?

Say I'm the proud new owner of a Cessna 172. To celebrate, I want to fly my family from Texas to Orlando Florida for a weekend visit. Local takeoff is easy enough. I live close by, and I know the ...
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1answer
95 views

On the ICAO Flight Plan Form, does /S replace O, V, and L?

I know the S stands for standard equipment (VOR, ILS, VHF radio). Is the format like G/S (GPS with standard equipment), or does the /S not imply coverage of the other line items, i.e., VLGO/S?
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1answer
146 views

How is the transfer of an aircraft managed when it landed at a different airport than the scheduled one?

The question came to me when my flight could not land at the scheduled airport because of fog. We landed in a nearby city (Turin instead of Milan). Is the aircraft transfered without passengers ...
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1answer
312 views

May a Cessna 182 land on a major, high-traffic airport, say EDDF (Frankfurt)?

Some 30 years ago a family's friend owned a TR-182 Skylane (Turbo, retractable gear) and we sometimes flew around here in the Rhine-Main area around Frankfurt. Of course he used EDFE (Egelsbach) for ...

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