Questions tagged [aerobatics]

The practice of flying maneuvers involving aircraft attitudes that are not used in normal flight, e.g. a barrel roll.

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4 votes
1 answer
5k views

How I determine numerically the roll rate of an aircraft?

I'm a Spanish student of aerospace engineering and I'm doing my final bachelor work that consists in designing an unlimited aerobatic plane, and I wonder if it is possible to calculate an ...
0 votes
1 answer
53 views

How I determine numerically the pitch rate of an aircraft?

I have done aerodynamic analysis on a UAV. Is it possible to calculate pitch rate and yaw rate of my UAV depending on design parameters? (I have aerodynamic analysis of the wing, CL, CD, MAC, W, etc.)
6 votes
1 answer
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Do you need a commercial license to make money as an aerobatic pilot?

Is it required that you possess a commercial pilots license in order to: a) win cash prizes at competitions b) receive payment from sponsors when advertising on the plane wing for example c) be paid ...
1 vote
1 answer
70 views

Elevator / horizontal tail effectiveness at high speeds?

Take for example a jet fighter, when at low speeds vs high speeds, airspeed will differ a lot. As the turning moment is due to the lift force from the tail and lift increases quadratically with ...
4 votes
3 answers
2k views

Do aerobatic rolls exert high G-forces on an airframe?

In an accident where a flight instructor performed multiple aerobatic manoeuvres in an uncertified aircraft, the load on the airframe caused it to break apart. I know in this accident the instructor ...
0 votes
1 answer
118 views

What is meant by a Gimbal Lock and what are the limits of a Heading Indicator and Attitude Indicator? [duplicate]

When we perform a spin in a Cessna 172, I have seen that the Attitude Indicator gets messed up and locks itself into a disoriented reading for sometime. I have read that this usually happens when ...
11 votes
5 answers
2k views

Can a free-falling aircraft with no horizontal (or minimal horizontal velocity) start up and fly to safety?

Inspired by this Grand Theft Auto gif, an aircraft with its engines initially idling is dropped from a high altitude (such as from the top of a building) with no or minimal horizontal velocity. Can it ...
9 votes
2 answers
4k views

May aerobatics be performed over a controlled airport without getting a waiver?

CFR 14 Part 91.303 states: Aerobatic flight. No person may operate an aircraft in aerobatic flight-- (a) Over any congested area of a city, town, or settlement; (b) Over an open air assembly of ...
2 votes
1 answer
162 views

Are there fixed wing planes that have a Vne above their terminal velocity with the nose pointed straight down?

Are there any fixed wing aircraft that will not exceed Vne if they are taken to their ceiling, engine is pulled to idle or shut down, and then the nose is pointed straight down? Lets assume they are ...
1 vote
2 answers
134 views

How to prevent altitude loss or keep flight path angle constant while doing aileron maneuver?

I am trying to perform an aileron roll maneuver for an un-manned aircraft in a simulation. The lateral control architecture is that I am controlling roll rate (stability) with aileron stick and side-...
2 votes
1 answer
306 views

Helicopter hammerhead-like maneuver

A response to a previous question indicated, “In a helicopter, aft cyclic (“pitching up” in a plane) will only serve to make the helicopter climb and slow down until it reaches equilibrium in the new ...
13 votes
5 answers
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Why are the back of the wings of some aerobatic planes swept forward?

I've seen that in some aerobatic planes like the Edge 540, the back of the wings are swept forward. Why is that? Does it help in maneuverability? Photo from https://en.wikipedia.org/wiki/File:...
1 vote
1 answer
242 views

What planes are good for both Aerobatics and XC? [closed]

Aside from Van’s planes, are there any planes capable of both XC and Aerobatics?
6 votes
1 answer
378 views

Where do I go to enter into my first Air Show?

Where/Who do I go to in order to enter for participation in my first Air Show in the UK? I’m sure this isn’t an easy thing to do but my initial searches haven’t been much help…
31 votes
3 answers
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Is it safe to roll an airplane that isn't approved for it?

I have heard of pilots rolling airplanes that aren't approved for it (Cessna 172, Learjets, etc.), and other than the obvious legal issues, are there any mechanical or safety reasons to avoid it? ...
21 votes
3 answers
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Can an F-16 perform Pugachev's Cobra?

I know that the F-16 VISTA tech demonstrator incorporated 2D thrust vectoring and could perform this maneuver. I also know that military variants of the F-16 are prevented from intentionally entering ...
1 vote
3 answers
500 views

What differentiates the entry procedures for spins and snap rolls?

Both a spin and a snap roll are aerobatic manoeuvres involving stalling one of an airplane's wings earlier and more deeply than the other. Both are entered by pitching up sharply to stall the ...
5 votes
2 answers
3k views

What is the procedure to enter, maintain and recover from a flat spin?

Looking for a play-by-play from the pilot's seat of a Pitts biplane. What thoughts, considerations and control inputs are required to enter & maintain a flat "pretty" spin and a calculated exit ...
11 votes
4 answers
3k views

How to enter an inverted spin?

Spins cannot occur without stalls. To enter a spin, a pilot would hold the elevator up and let speed bleeds off. This is how you'd approach a stall. Just as the stall starts to develop, apply full ...
0 votes
2 answers
581 views

Any light aerobatic aircraft suitable for a first aircraft after getting pilot's license?

I plan on getting my pilot's license next spring and purchase an aircraft. My intention is to purchase an aircraft capable of light aerobatics but with flight characteristics suitable for a beginner. ...
51 votes
7 answers
16k views

Why did the pilots in Top Gun: Maverick invert at the crest of the mountain before descending?

In Top Gun: Maverick, the pilots plan to perform a bombing run in the valley of a craterous mountain range in F/A-18s. At the crest of the first side of the crater, the pilots were instructed to roll ...
2 votes
1 answer
4k views

Are the F-18 movements in the Top Gun: Maverick movie really possible?

Lately, I watched the new movie Top Gun: Maverick. A few times Maverick made some impressive movements when he was getting hunted by another fighter jet. He somehow goes slightly up, brakes and gets ...
4 votes
1 answer
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Why are spins not allowed below 10k ft msl in the T6b?

Reading through the manual I see that spins are not allowed below 10000 msl in this turboprop aircraft, the t6b, the reason that is written in the manual is as follows, quote: "Spins below 10k ...
10 votes
2 answers
775 views

Which aerobatic maneuvers are most likely to make people airsick?

I'm interested in classifying aerobatic maneuvers by their propensity to cause airsickness. While there will be some variation across a population, I think we can use first principle arguments to show ...
5 votes
1 answer
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Why is this low pass considered reckless and resulted in a license loss?

The first clip in the following video shows a Falcon 900X performing a low pass: What exactly is considered reckless here and why would the pilot lose his license?
4 votes
2 answers
254 views

What should I know for my first aerobatic competition? [closed]

I'm flying my first aerobatic competition in a few weeks (in a Pitts S2A) and was wondering what I don't know about aerobatics? I have an infinite amount of learning to do - I have a basic knowledge ...
33 votes
1 answer
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Are there full scale helicopters capable of sustaining inverted flight?

Background I'm a model aviation enthusiast and really enjoy seeing how far people can push the limits of aerobatics. Model aircraft are able to push the limits well beyond full scale due to their ...
3 votes
0 answers
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Maneuvering Speed Discrepancy

In this page from the limitations section of the Extra Flugzeugbau 330SC, it states I’m curious as to the discrepancy between maneuvering speeds Va between operation in the Normal Category and the ...
53 votes
3 answers
17k views

What are those things at the wing tip of an aerobatic aircraft?

See: The radially placed needle-like things that resemble a snowflake in the first picture. The triangular structure in the second picture. In the third picture, the object placed on only one wing In ...
31 votes
7 answers
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Can you fly an airplane at a 90° roll angle without losing altitude?

I've seen this answer to the question about flying upside-down, but tilted by 90°, there should be no surface creating lift (except maybe the vertical stabilizer).
0 votes
4 answers
604 views

How do you request a 3D block of airspace to to freely maneuver your privately owned military jet?

Referring to this How can you fly your own military jet in terms of altitude and acrobatics? how can you request a block of airspace to freely maneuver your private military jet (barrel rolls, ...
7 votes
1 answer
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Why do aerobatic aircraft have separate tanks instead of a single acrotank?

I've been reading about fuel tanks in aerobatic planes such as the Extra 330, Edge 540, XA41 and I don't really understand why in the Extra 330 there are separated center tanks and an acrotank instead ...
-3 votes
1 answer
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Fly a fixed wing single propeller airplane like a helicopter?

Has anyone tried to "helicopter" an airplane? And succeeded? And posted this video on the internet where I can find it? What I'm talking about with what I would call a "helicopter&...
1 vote
2 answers
2k views

What is the cheapest plane one can buy to fly above Mach 1 and be able to pull 8g plus?

Which plane would you suggest for someone who would like to be able to fly fast enough to break the sound barrier, yet also be able to pull lots of Gs? What would be the price of such a plane, and ...
11 votes
1 answer
2k views

What is the concept behind being able to continuously pour iced tea while rolling an airplane?

I recently saw Bob Hoover's famous video in which he is pouring tea while he is rolling the plane. Can you explain the physics that allow the tea to flow "up" when the plane is upside-down? Why doesn'...
15 votes
4 answers
13k views

How can an aircraft hover almost vertically?

(Source: https://fat.gfycat.com/) The aircraft in this GIF (although being an RC plane) seems to be flying vertically, just meters above the ground. How is this possible? How is it possible to control ...
2 votes
2 answers
1k views

Whenever I hear a plane throttling down quickly, what is happening visually?

I am completely blind and have heard this several times when I was at air shows. Then my friend sent me this recording of a crop duster spraying the fields, and I heard the same type of sound. It ...
0 votes
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Do aerobatics pilots do more to account for turbulence in their flying than passenger plane pilots?

Non-aviator here. I was trying to make a comparison when talking to a friend earlier about how when you're trying to do something complicated and delicate, you have to do more to account for ...
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2 answers
1k views

If pilot use rudder to roll the aircraft at high AOA in the F4 Phantom then one aileron from one wing and one spoiler from other will be deflected?

I have heard that the F4 Phantom pilots can make barrel rolls at lower speed /higher AOA. They use only rudder deflection and keep the stick column centered (left /right wise)-only pull onto the belly ...
18 votes
4 answers
5k views

Why do most aerobatic aircraft have conventional landing gear?

I was browsing images of aerobatic aircraft on Google and noticed that the vast majority of them have conventional "tail-dragger" landing gear. Is there any practical reason why this is the case, or ...
1 vote
1 answer
560 views

Could a helicopter perform a forward inversion (front flip)?

This is inspired by a previous question What would happen if I bank a helicopter then pull hard on the cyclic? I've seen some pretty radical videos of piloting by Chuck Aaron, but I've not seen a ...
3 votes
3 answers
1k views

How safe are extreme aerobatic flights?

Statistically, how safe are extreme aerobatics flights like this one?
1 vote
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Are there any true aerobatic helicopters that aren’t built around the Bo-105?

I know that some aerobatic maneuvers have been performed (legally or otherwise) in many different models of helicopters. However, to my knowledge, I have only heard of Bo-105s being specifically ...
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How long can an aerobatic (or any) plane fly "on its side"? [duplicate]

This recent question Can a plane bank without turning? asked if a plane can sustain some amount of roll in straight flight, sure they can. Consider an aerobatic plane (perhaps a Pitts?). As far as I'm ...
1 vote
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532 views

What are flight envelope limits of the Stearman Model 75?

Recent monopropeller aerobatic aircraft such as the Zivko Edge 540 have impressive flight envelops limits (up to ±12G, $V_{NE}$ (230 kn) up to 4 times its stall speed ($V_s = 51kn$), low stall speed, ....
1 vote
6 answers
805 views

Forces "felt" by pilot, G-meter, inclinometer--are they the aerodynamic forces generated by the aircraft, or the sum of weight+centrifugal force?

Consider a pilot sitting at the CG of an aircraft, with instruments also located at the CG of the aircraft. (Feel free to consider other cases as a bonus, but the core of the question is aimed at ...
16 votes
3 answers
6k views

Why does wingwalking use only biplanes?

Wingwalking is an aerobatic discipline with shows such as this one. The definition of wingwalking from Wikipedia gives no other alternative than using biplanes: Wing walking is the act of moving ...
3 votes
1 answer
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How do the fighter jets in air shows color their smoke trails?

At some large military parades or airshows, there will be tiers of fighters arranged neatly. In order to increase the visual effect, white or colored smoke will be sprayed from the tail of the ...
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Where can a 300lb person get a spin endorsement in Miami? [duplicate]

I'm in Miami Working on my CFI, I'm at the level of trying to get my spin endorsement. The problem is I'm 6'2" and 300lb, so I need your help.
16 votes
5 answers
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Is it possible to do a barrel roll in a large aircraft like a B737?

Can the bigger planes like B737 do barrel rolling kind of stunts like fighter jets do? I'm sure if it's full of passengers or cargo it would be very difficult and dangerous, but is it possible with an ...