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-   -   Drones threatening commercial a/c? (https://www.pprune.org/rumours-news/550269-drones-threatening-commercial-c.html)

dtaylor1984 21st Dec 2018 18:52


Originally Posted by finncapt;,
I'm with you windsock but that is old style policing - we must have the high tech solution

False dichotomy. Surely the police should (and I imagine will) be persuing all possible lines of enquiry, whether "old fashioned" or modern and high tech.

chopper2004 21st Dec 2018 19:08

Unless I am mistkaen a/c resuming in the last hour and half or so....as I saw them.. Must be to do with the success of

https://www.dailymail.co.uk/news/art...equipment.html

cheers

outlawuk 21st Dec 2018 19:14

Terrorism?
I can see a dilemma for the authorities. If it is declared a terrorist incident the insurers will refuse to pay, and this incident above all has affected ordinary people - terribly, desperately. It's widely reported that this incident could lead to a 5 year sentence. I disagree. It most likely triggers Section 57 of the Terrorism Act 2000, with the definition of terrorism contained in Section 1. The perpetrators thus being eligible for 15 years. But it all hinges on whether the person(s) were doing it for some kind of cause - an eco group activity would certainly meet this criteria. I think Gov should continue attempts to negotiate with the insurance industry to pay, as I hear they were attempting today - but if the insurers refuse then Gov should call this incident out for what it most likely is - an act of terror.

wiggy 21st Dec 2018 19:17


Originally Posted by etudiant (Post 10341746)
Drones are still pretty expensive and correspondingly rare, so I think it is highly likely that the item will be tracked down by old fashioned police work.
It does however suggest that drones may need a mandatory identifier, so they squawk their serial number every minute and with every transmission.

Depends on what you mean by rare, according to one source “ excluding drones under 250 grams, the CTA estimates 825,000 drones were sold in the U.S. in 2016.”

https://www.recode.net/2017/4/14/146...s-dji-forecast

infrequentflyer789 21st Dec 2018 19:53


Originally Posted by outlawuk (Post 10341753)
Terrorism?
I can see a dilemma for the authorities. If it is declared a terrorist incident the insurers will refuse to pay, and this incident above all has affected ordinary people - terribly, desperately. It's widely reported that this incident could lead to a 5 year sentence. I disagree. It most likely triggers Section 57 of the Terrorism Act 2000, with the definition of terrorism contained in Section 1. The perpetrators thus being eligible for 15 years. But it all hinges on whether the person(s) were doing it for some kind of cause - an eco group activity would certainly meet this criteria. I think Gov should continue attempts to negotiate with the insurance industry to pay, as I hear they were attempting today - but if the insurers refuse then Gov should call this incident out for what it most likely is - an act of terror.

It would be interesting to know who paid out for the disruption caused by the "Stansted 15". They have been convicted under Aviation and Maritime Security Act 1990 for "endangering an aerodrome" - potential sentence, life imprisonment.

Locking Nut 21st Dec 2018 21:15


Originally Posted by Wind Sock (Post 10341701)
My tuppence worth:

Put out a call to all suppliers of drone batteries to report any recent sales of 'multiple' drone batteries.

Yes I know they are rechargeable but I reckon the person operating these drones isn't just waiting to charge up his batteries before embarking his next sortie. He has got a stash of fully charged batteries ready and waiting.

That - and other measures that have been discussed here and elswhere to control the sale of 'drone batteries' are, unfortunately, a waste of time. The battery technology commonly employed in aerial drones is also commonly used in other, land-based applications. If, as suggested, this incident has been perpetrated by a person or persons with the technical knowledge to assemble or modify a drone without any geofencing or other limitations, then that person will likely have the technical expertise to buy a battery pack designed for an alternative application and adapt it for this use.

The problem with all of these proposals for licensing is that they affect the vast majority of users who wouldn't dream of breaking the law - but have no effect on those individuals with the intent and knowledge to carry out an attack of the sort we have seen at LGW.

PAXboy 21st Dec 2018 21:45

Whilst it is tempting to blame Failing Grayling [as the Labour Party have done 21st Dec] for the local difficulty at Gatwick Airport, it is pointless to do so. Setting an exclusion zone of 100 km would make no difference. Regulations are pointless at preventing, only for prosecuting.

This problem was ALWAYS going to appear and the people who have shown themselves utterly unprepared are the Board of Gatwick Airport Ltd. and Chief Operating Officer Chris Woodroofe. What's the bet they will not be fired and still get their bonus?

Sunfish 21st Dec 2018 22:08

H Peacock:


Agree you'd need a new engine, but then you've just deleted the drone so well worth the tiny risk v massive disruption factor.
Aircraft windscreens and engines are tested against bird strikes, relatively soft and squishy things where impact is spread over a relatively wide area. The aircraft have NOT been tested against the small point loads perhaps encountered in hitting a drone, let alone a drone perhaps carrying a hard and dense payload.

It is utterly selfish of you to suggest that an airline should provide a USD300 million B777 or equivalent (and a full load of pax) to test how "tiny" the risk actually is. Bare minimum outcome: an aircraft out of service for months as Boeing or Airbus try to devise a repair scheme for a damaged windscreen frame or forward pressure bulkhead.

Better that muppets like you put up with a few hours disruption, unless of course you would like to stump up the money to indemnify the insurers, owners and passengers subjected to your "tiny' risk.

Similar muppets wanted the airlines to fly through Icelandic volcanic ash some years ago. Buy your own plane if you want to do any testing.

DaveReidUK 21st Dec 2018 22:15


Originally Posted by infrequentflyer789 (Post 10341776)
It would be interesting to know who paid out for the disruption caused by the "Stansted 15". They have been convicted under Aviation and Maritime Security Act 1990 for "endangering an aerodrome" - potential sentence, life imprisonment.

A conviction that will almost certainly be overturned on appeal, so not really a valid parallel, in fact not one at all.

unworry 21st Dec 2018 22:20


Originally Posted by ILS27LEFT (Post 10341732)
We are all extremely lucky that "drones" have not been utilised by extreme organisations yet e.g. Daesh as the consequences of a clever and highly sophisticated drone attack are unimaginable.

Just as an aside, drones have been used extensively by ISIS to recon enemy positions, provide footage for their propaganda videos and to even drop anti-personnel grenades on unsuspecting troops.

This article by the Low institute -- https://www.lowyinstitute.org/the-in...eld-extremists -- got me to thinking that the use of drones by anarchists and terrorists is going to escalate. Sadly, it's just a matter of time before a significant incident occurs at an airport or sporting stadium - so I hope that the various authorities are spurred on by this Gatwick nuisance to formulate proper plans to better monitor and mitigate these risks in the future.

Airbubba 22nd Dec 2018 00:46

From the Sussex Police:


Around 10pm today we made 2 arrests in connection with criminal drone activity at Gatwick Airport. Proactive investigations are still on-going: we urge the public to contact us if they believe they have information that can aid us further.

Two arrested in drone disruption at Gatwick

News • Dec 22, 2018 01:23 GMT

Superintendent James Collis said “As part of our ongoing investigations into the criminal use of drones which has severely disrupted flights in and out of Gatwick Airport, Sussex Police made two arrests just after 10pm on 21 December.

“Our investigations are still on-going, and our activities at the airport continue to build resilience to detect and mitigate further incursions from drones, by deploying a range of tactics.

“We continue to urge the public, passengers and the wider community around Gatwick to be vigilant and support us by contacting us immediately if they believe they have any information that can help us in bringing those responsible to justice.

“The arrests we have made this evening are a result of our determination to keep the public safe from harm, every line of enquiry will remain open to us until we are confident that we have mitigated further threats to the safety of passengers.

“Anyone with information about the incident or who may have suspicions about the drone operators is asked to report
online or call 101 quoting Operation Trebor. If you see anyone acting suspiciously in the area of the airport, please dial 999 immediately.”



Dee Vee 22nd Dec 2018 01:27

https://www.bbc.co.uk/news/uk-england-46657505


Police have yet to disclose the ages and genders of those arrested and where they were apprehended.
strange comment to make, expecting them to announce later a naughty 13 yo boy and girl have been let off with a warning.

hans brinker 22nd Dec 2018 01:56


Originally Posted by Dee Vee (Post 10341923)
https://www.bbc.co.uk/news/uk-england-46657505



strange comment to make, expecting them to announce later a naughty 13 yo boy and girl have been let off with a warning.

I guess it is more of a reference to the standard "a 32 year old male and his 23 year old female accomplice" kind of reporting.

msjh 22nd Dec 2018 05:52

I used to own a drone, which I hasten to add I flew legally. It made me wonder whether it is not possible to triangulate the signal from the control unit?

Mark in CA 22nd Dec 2018 05:53


Originally Posted by scudpilot (Post 10341272)
I thought the definition of Terrorism involved causing disruption to infrastructure and financial issues.
This pretty much fits the bill IMHO.

I thought that used to be called sabotage. Let's keep the "terror" in terrorism.

Memetic 22nd Dec 2018 06:23


Originally Posted by msjh (Post 10341970)
I used to own a drone, which I hasten to add I flew legally. It made me wonder whether it is not possible to triangulate the signal from the control unit?

If one drone was being actively controlled rather than flying a programmed route, you knew the characteristics of the control signal, could find that signal in the noise, there were not multiple controllers taking turns, the controllers were not mobile and probably other factors that a Radio expert could point to, then yes it should be possible

DaveReidUK 22nd Dec 2018 06:44


Originally Posted by Dee Vee (Post 10341923)
https://www.bbc.co.uk/news/uk-england-46657505

Police have yet to disclose the ages and genders of those arrested and where they were apprehended.
strange comment to make, expecting them to announce later a naughty 13 yo boy and girl have been let off with a warning.

Now being reported as a man and a woman.

DroneDog 22nd Dec 2018 07:04

Caught by nothing more hi-tech than an eyewitness, some guy spotted a drone(s) landing in a field with all its navigation lights on, hard to miss. And watched a guy in a high viz jacket pack it(them away) away and cycle off.
How clever was this guy not to remotely switch off the flashing nav lights, he might have got away with it.

Maoraigh1 22nd Dec 2018 07:12

"he people who have shown themselves utterly unprepared are the Board of Gatwick Airport Ltd. and Chief Operating Officer Chris Woodroofe"
Surely defence is not the responsibility of these civilians. I cannot believe the decision to close was theirs. They are unlikely to have access to security information needed to decide who might be responsible, and their aim.
The Government were unprepared - despite the large spending on defense. And I don't suggest the Opposition would have been different.
(Not and never have been an Aviation Industry person.)

DaveReidUK 22nd Dec 2018 07:15


Originally Posted by DroneDog (Post 10341993)
Caught by nothing more hi-tech than an eyewitness, some guy spotted a drone(s) landing in a field with all its navigation lights on, hard to miss. And watched a guy in a high viz jacket pack it(them away) away and cycle off.
How clever was this guy not to remotely switch off the flashing nav lights, he might have got away with it.

None of the reports I've seen of the mysterious cyclist make any direct link between that sighting and the two arrests. Do you have additional information ?


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