• RegalPotoo@lemmy.world
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    4 months ago

    Balloon cops

    As they are more commonly known the FAA, and their enforcement arm - the USAF

      • RegalPotoo@lemmy.world
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        4 months ago

        Not directly, but depending on the airspace you are violating you might end up meeting some people who have absolutely zero chill

      • DreamlandLividity@lemmy.world
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        4 months ago

        They don’t command them, but they call them in like you call the police.

        Fun fact: From time to time, a pilot forgets to change frequency when entering a new area. This means the plane looks like it is not communicating. This is the most common reason why jets are sent to intercept an airliner. Of course, I would pay to see a recording of the pilots as they see the jet in front of them and realize they messed up.

        • Wilzax@lemmy.world
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          4 months ago

          Why would they send jets before trying different frequencies?

          Seems like a waste of resources and too rapid of an escalation imo

          • DreamlandLividity@lemmy.world
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            4 months ago

            I think switching to a frequency that a different region uses could be dangerous, since then the airplanes near do border would receive the signal but the airport wouldn’t. This could lead to misscommunications.

            Also, the airline pays for the jets.

            PS: source is https://youtu.be/9qM-xN7Bgg8

            PPS: They do try the emergency frequency, routing a message through the previous area controller as well as anything else they can think of first. I left it out for brevity. Of course, fighter jets are not the first choice.

  • Rivalarrival@lemmy.today
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    4 months ago

    Licensed balloon pilot here… The only manned balloon for which you don’t need a license (in the US) is an ultralight, weighing less than 155lbs empty.

    They do exist, though. They’re commonly called “cloudhoppers”. They are basically a climbing harness, backpack straps on a propane tank, and an overhead flamethrower, all hanging underneath a pup tent.

    Edit: you can increase the weight to 254lbs empty if instead of a “balloon”, you build a “thermal airship”. Balloons are considered unpowered aircraft because they have no source of propulsion, only lift. Throw some source of propulsion on board - a small electric fan, for example - and it becomes a “powered” aircraft with a higher weight limitation.

    • FiniteBanjo@lemmy.today
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      4 months ago

      Don’t forget you’re still not allowed in a lot of US Airspace even if you don’t require a license for it.

      • Rivalarrival@lemmy.today
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        4 months ago

        True. The main airspace restrictions on ultralights that are not on certificated aircraft are a prohibition against flying over congested areas (yellow on a sectional chart), and within the lateral boundaries of Class E airspaces around airports. (You can’t fly an ultralight in the class E airspace around an airport, nor in the Class G airspace underneath that Class E)

        Certificated aircraft (including balloons) can be flown over congested areas and within Class E and G airspaces.

        The limitations on flight in A, B, C, and D airspaces are similar for both: flight is prohibited without specific authorization arranged beforehand.

        Interestingly, if an ultralight somehow received permission to enter Class E(controlled) airspace, they still cannot descend into the Class G (uncontrolled) below it. That Class G is within the lateral boundaries of the Class E, and the controller’s authority does not extend to that airspace.

        • Captain Aggravated@sh.itjust.works
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          4 months ago

          Incorrect. The vast majority of the airspace over the contiguous United States is controlled, though there is a lot of it where participation in ATC is not necessary for VFR flight. From 1,200 feet AGL up to 18,000 feet MSL you’re in Class E, and from 18,000 to 60,000 you’re in Class A. Above that you’re in Class E again. In some places, usually over some un-towered airports, Class E will extend down to 700’ AGL or down to the surface as marked on sectional charts. Class D airspace, as well as the center columns of C and B airspace, extend to the surface.

          Class G airspace pretty much only exists below 1,200’ AGL in most places, I think there are remote areas in the middle of the flyover states and Alaska where the Class E floor is higher because there’s nothing there, but that may be changing with ADS-B and shit.

          It is not mandatory to participate in air traffic control to fly in Class E airspace. Laymen tend to use “controlled airspace” to mean “off limits without permission” but that’s not how that works; Restricted areas for example require clearance to enter but exist as a separate concept to the alphabet airspace system.

          “Controlled airspace” means some part of the air traffic control system has coverage in that area and can provide traffic separation and sequencing for IFR flights. For VFR it’s a little more complicated; in Class A airspace (high altitude en-route airspace) VFR flight is not allowed. Terminal airspace (Class B, C and D, found around airports) participation in ATC is required for all flights. ATC services in Class E airspace is optional for VFR and is on a “workload permitting” basis.

          • aeharding@vger.social
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            4 months ago

            Yep that makes sense. I am more thinking about VFR flight in the context of ultralights. So let me rephrase- in the context of ultralights (VFR) the vast majority of US airspace does not require talking to ATC or even having a radio onboard.

        • Coreidan@lemmy.world
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          4 months ago

          Descend and land. You’d have done that long before “starting to enter” restricted air space. Otherwise enjoy your fine and potentially losing your license once the FAA finds out.

          It’s like not you can accidentally enter restricted air space. You know you’re going to be entering the airspace long before you get there so there is plenty of time to take action.

          • chiliedogg@lemmy.world
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            4 months ago

            Actually, a lot of people don’t realize they’re in restricted airspece. There’s more small airports than people realize.

            • Coreidan@lemmy.world
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              4 months ago

              Small airports aren’t really an issue tho. FAA won’t come after you for that. But you should always know where you are, where the restricted air spaces are, with a plan to avoid them. If not you’re fucking up as a captain.

              Restricted airspace’s are there for a reason. It’s for safety and not paying attention to them has consequences.

                • aeharding@vger.social
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                  4 months ago

                  I’m an unlicensed ultralight pilot and I know where I can and cannot fly. Every ultralight pilot I know also knows where to fly (and how to read a sectional).

                • Riskable@programming.dev
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                  4 months ago

                  It’s not like there’s signs in the sky.

                  If there are, landing might not be the best option! Best to fly over the apocalypse 👍

                • Rivalarrival@lemmy.today
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                  4 months ago

                  There are sectional charts on the ground, available to the general public, not just licensed pilots. If you’re going to fly, you are expected to know the relevant airspace long before you fly in it.

            • Rivalarrival@lemmy.today
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              4 months ago

              That’s true, but “not knowing” is a far more egregious violation. Licensed or not, a pilot is expected to know where they are allowed to fly, and where they actually are. “I didn’t know it was restricted” is the aviation equivalent of driving the wrong way on the freeway.

              Sectional Charts are freely available from the FAA in digital form, and cheaply (<$10) available on paper. They have a legend that shows how controlled airspace, congested areas, and airports are depicted, along with more than enough landmarks for orientation. Every pilot, licensed or not, must know where they can and cannot fly their aircraft.

        • Rivalarrival@lemmy.today
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          4 months ago

          Flight planning.

          You presume a scenario where you make this realization while you are in the air. In practice, you made this realization hours earlier, and adjusted your flight plan to avoid that problem. You selected a launch site that avoids putting you in that situation.

          If I do find myself encroaching on controlled airspace, I could declare an emergency, inform the controller where I am so they can vector traffic away from me, and do what I need to do to get down safely. At the very least, I would expect to do a lot of paperwork, and possibly have my license suspended.

          With Class B and C airspace, the boundary is altitude dependent. The outer ring of Class C is 10 miles from the airport. I can fly between 5 and 10 miles of Akron Canton Airport, I just can’t climb above 2500’ MSL while in that area. I generally plan my flights to stay outside 10 miles, with the understanding that I can just stay below their airspace if I happen to get too close.

        • Captain Aggravated@sh.itjust.works
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          4 months ago

          Small point of grammar: Floating “over” controlled airspace means you are still outside of it. Airspace is 3 dimensional so in addition to having horizontal boundaries, it also has vertical boundaries. Class C airspace for example, which you find around semi-busy airports like Raleigh-Durham International, looks kind of like a quarter stacked on top of a penny, except the stack is 4000 feet tall and 10 miles in diameter. You remain outside of the Class C airspace if you fly directly below the outer “ring.” Or if you fly directly above it. I’ve done both, though I usually make a habit of calling up the approach controller and requesting flight following so that they can talk to me if they need to (“me” being a licensed pilot flying Skyhawks or smaller).

          If you are going to fly an ultralight aircraft, you should seek out and receive training about the national airspace system, learn how to read a sectional chart, read things like Part 91, etc. I would advise carrying an aviation COM radio and monitoring local CTAF frequencies.

          If flying something like a free balloon, you should know the prevailing conditions before takeoff. If the wind is blowing in the direction of a no no place, just don’t launch. Stay on the ground until conditions for safe and legal flight exist.

      • Rivalarrival@lemmy.today
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        4 months ago

        Those $23,000 balloons will be certificated aircraft, and will need a licensed pilot, even though they might otherwise qualify as ultralights.

        Most ultralight cloudhoppers are homebuilt envelopes with commercial burners and fuel systems. Material cost in the neighborhood of $5000.

        My used, complete, certificated system (not a cloudhopper; a regular hot air balloon) was $10,000, including envelope, basket, burners, tanks, fan, trailer, instruments, and a bunch of accessories.

        • idiomaddict@feddit.de
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          4 months ago

          I’m so afraid of heights that my palms are sweating reading that, but that’s an objectively cool hobby

          • Rivalarrival@lemmy.today
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            4 months ago

            In regular balloons, the sides of the basket are about waist-high. You’re well contained. I get pretty nervous on a ladder or apartment balcony, but I’ve never felt any height-related anxiety in a balloon.

            You don’t actually have to fly to enjoy the sport. Crewing is fun by itself. Commercial operators pay pretty well. Private pilots will usually buy you dinner after a flight.

            • braxy29@lemmy.world
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              4 months ago

              what does a crew do exactly? for that matter, what does the work of a pilot look like? i have been reading your comments, and i can see that planning is certainly a part of it.

              • Rivalarrival@lemmy.today
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                4 months ago

                Well, you can show up with zero knowledge of ballooning, and the pilot will be grateful for your help. Ballooning is hands-on, blue-collar flying; there is a fair bit of manual labor involved.

                At the other end of the spectrum, experienced crew might be charged with pretty much the entire operation of the balloon until it leaves the ground, and as soon as it touches down again, as well as driving/navigating the chase vehicle, landowner relations, weather observation. They can also participate (under pilot or repairman supervision) in inspections, maintenance, minor and major repairs, and all sorts of other ancillary tasks.

                As for the pilot, there are all sorts of considerations. For example, the wider the difference between ambient temperature and envelope temperature, the more lift we can produce. But, we have a maximum allowable envelope temperature, so if it hot out, we can’t get as wide of a temperature delta, and can’t reach as high of an altitude. We can’t steer except by changing altitude. Do we have enough lift to reach the altitude layer with favorable winds?

                On the flip side, the surface winds often differ significantly from the winds aloft, but if we are within 2000 feet of an obstruction, we have to maintain 500 feet above it. We’ve got a good direction toward a favorable landing zone right now, at treetop level but there is a 1000’ tall antenna tower in front of us. When we climb, where are the winds going to take us?

                I expected winds from 270, but the actual winds are from 315, taking me much further right than I had originally planned. Can I continue this flight? Do I need to descend below the floor of the outer ring, or can I stay up high? Do I need to land as soon as practical?

                There is a beautiful field in front of us, but a quarter mile ahead, there are high tension wires. If I abort a landing into this field, do I have the climb performance to clear those wires?

                I want to get low over the lake and trees for some good pictures, but the nearest landing site past the lake is 6 miles, and sunset is in 90 minutes. Do I have the time and fuel to descend and play, or do I have to stay high and fly on?

                It gets more interesting when we introduce competition flying, where you’re trying to reach specific points at specific times, or make the sharpest turn the winds will allow, or grab prize money from the top of a pole, or chase a leader with a head start.

                • braxy29@lemmy.world
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                  4 months ago

                  hot air balloons isn’t something i had given much thought to before. thank you for your responses here!

            • idiomaddict@feddit.de
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              4 months ago

              I appreciate the inclusion, but I would probably be considered phobic, if it came up enough to impact my life more. I rejected a window cubicle because the view was stressful and I avoid glass elevators, but that’s really it. Planes are totally fine, though I try not to dwell on actually being very high in the air.

              • Rivalarrival@lemmy.today
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                4 months ago

                I rejected a window cubicle because the view was stressful and I avoid glass elevators, but that’s really it.

                You’re describing one of my pilots. Seriously. Guy won’t climb past the third rung on a ladder, but flies a balloon.

                I recognize the anxiety you’re describing, and I can’t promise that you won’t experience it on a balloon flight but… I crew on about 100 flights a year, 6 passengers per flight, most first-time flyers. When I say it’s a different experience, I’m not talking about mine. I’m basing that on the more-than-a-few conversations I’ve had with people who have described themselves as afraid of heights.

                I guess what I’m saying is, if you’re interested in balloons, the community has room for you.

      • Rivalarrival@lemmy.today
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        4 months ago

        Pretty much, yes.

        Our burners consume raw, liquid propane, at 150PSI to the blast valve. Normally, when liquid expands into a gas, the temperature drops precipitously, and with it, the pressure. However, we feed that liquid propane into a heat exchanger: the coils at the top of the burner. This superheats the propane, allowing it to vaporize easily and rapidly after it passes through the nozzles on the burner ring.

        The end result is a 30’ flame.

        You’d want to fashion some sort of sling and stock to handle that burner without its usual frame but it’s certainly doable.

  • Coreidan@lemmy.world
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    4 months ago

    You need a license. And yes the balloon cops (FAA) will be all over your ass in no time.

    • problematicPanther@lemmy.world
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      4 months ago

      I’m not sure about lighter than air craft, but in the US you don’t need a license to fly microlight aircraft, as long as it’s less than 250 pounds and has less than a 5 gallon fuel tank, iirc

  • Wilzax@lemmy.world
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    4 months ago

    FAA is going to have some choice words (and fines) for you if you fly where you shouldn’t

    • DeVaolleysAdVocate@lemmy.world
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      4 months ago

      IIRC there were a lot of irregular things about shooting down a balloon with a missile. Like they never showed anyone what was found, and that guy who was filming the search party but suddenly had to stop and all that

  • mlg@lemmy.world
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    4 months ago

    FAA will happily send a Blackhawk to intercept you.

    For extra fun you should fly into military airspace and see what happens then.

  • boatsnhos931@lemmy.world
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    4 months ago

    Officer I’m pretty sure I saw him eating rice with chopsticks and wearing one of those funny Chinaman hats