Questions tagged [oceanic]

Questions about the process of aircraft crossing the ocean

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3
votes
4answers
274 views

What changes are needed for a piston-prop aircraft to withstand saltwater environment?

I'm interested in WW2-era piston-prop aircraft. I want to know what changes are needed to make the aircraft withstand saltwater corrosion. Presumably these are different and more expensive than the ...
0
votes
1answer
155 views

How can I tag along on an Atlantic crossing?

I'm a private pilot based in the US and interested in tagging along on a North Atlantic crossing. I have too little experience to dare to attempt it myself, but I'd love to experience it. Does anyone ...
1
vote
1answer
528 views

Is it true that there are VOR/DME and/or TACAN stations in the oceans?

Are there any VORs placed in the oceans for navigation. Is it true that VORs or TACANs are placed on ships to help oceanic flights, for example flights across the Atlantic?
3
votes
1answer
109 views

Why don't FMCs automatically include up-to-date oceanic route definitions?

In modern FMCs, flying an oceanic route requires inputting coordinates directly, often in obtuse formats (which are arguably prone to typos, but following proper procedure and a step through the route ...
6
votes
3answers
675 views

Does ATC react to pilot position reports?

Following previous questions on position reporting: When do pilots have to submit position reports? What are pilot position reports? Does Air Traffic Control somehow react to pilots submitting ...
3
votes
2answers
711 views

When do pilots have to submit position reports?

While over non-radar controlled airspace (e.g. the North Atlantic, the Pacific, or over vast parts of Africa), pilots will submit position reports. Is there a regular time interval in between position ...
1
vote
0answers
106 views

Who does air traffic control to the oceanic flights? [duplicate]

ARTCC does air traffic control to the flights in their FIR. Then who does air traffic control to flights that are above the ocean(like pacific ocean or atlantic ocean)? Is there any FIR above the ...
34
votes
4answers
14k views

Why can't you ditch your aircraft in the sea?

Disclosure: I'm just a random guy who knows nothing about aviation. :-) I read: A voice in my earphones was shouting: “Ditch the plane! Ditch it in the ocean!” It must have come from the ...
10
votes
1answer
539 views

How does an FMS shift after losing all external navaids?

It's not uncommon for polar flights to lose GPS signal (ionosphere issues due to the high latitudes). But it is not a concern because the typical IRS drift is 650 meters for every hour of flight, and ...
2
votes
1answer
182 views

Does it exist? Environmentally-friendly/safe fluorescent liquid to make sea crashes easier to find? [closed]

Has this been tried in aviation history? To make airplane sea crashes easier to find, can we use a colored liquid that is lighter than water, environmentally-friendly and safe, with fluorescent ...
6
votes
2answers
296 views

Does ground clutter exist over the ocean?

Ground clutter is a radar term that basically means a bunch of noise, or cluttered returns, that occurs when you point the radar down at the ground (like for a radar patrolling aircraft). The terrain ...
5
votes
1answer
1k views

Does radar altimeter work over the ocean?

I'm wondering if radio waves are reflected by the sea. If so then the usual radar altimeter would work. If not, then is there any other fallback besides barometric altimeter? According to the wiki ...
3
votes
2answers
910 views

Why don't all flights use the North Atlantic Tracks (NATs)?

I had assumed that all flights between western Europe and North America would use the North Atlantic Tracks (NATs) but this answer says that, actually, only about half do. What reasons might a flight ...
9
votes
1answer
1k views

How many flights follow the North Atlantic Track relative to those that don't?

What is the ratio of flights that follow the track system in the north Atlantic and those that don't? Also what is the general trend in this ratio over time?
5
votes
1answer
1k views

Is there a model to calculate fuel burn over the Atlantic ocean given an arbitrary aircraft identification?

Is there any accurate model that can take flight data, plane identifications and compute the amount of fuel that the aircraft would burn flying a set route over the Atlantic ocean.
10
votes
2answers
3k views

How did Charles Lindbergh use dead reckoning over the Atlantic ocean?

Wikipedia and other sources assert that Charles Lindbergh used dead reckoning on his historic flight from Long Island to Paris but—likely being aimed at a broader audience—are short on specific ...
5
votes
1answer
4k views

Can/do commercial flights change their flight path during flight?

Looking at the paths of the same flight on two different days, I noticed they flew very different paths. Short Path:1 YAY N184B TOPPS ENE PARCH1 Long Path:1 <...
28
votes
6answers
19k views

How do airliners cross the ocean without GPS?

How do airliners cross the ocean without GPS? Do they use dead-reckoning or are there navigation aids floating out there?
25
votes
2answers
9k views

Are there diversion points for southern Pacific great circle route flights?

At first I wasn't even sure if any airlines flew southern Pacific great circle route flights, but it looks like Qantas (QFA27) operates a flight between Sydney and Santiago, Chile. For northern ...
13
votes
2answers
1k views

Why are different routes flown between the the same pair of airports?

On two of my trips (same airline, same kind of plane 777), I noticed that the airplane took very different routes (from New York to UAE). 1st Trip in 2012 (blue): Duration 11h 30m 2nd Trip in 2013 (...
7
votes
1answer
318 views

How do oceanic lateral offset procedures work?

I was reading a forum for professional pilots and ran across a thread on lateral offset procedures during oceanic flight (apparently having the FMS offset the aircraft from the centerline of an ...