Search found 1145 matches

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by Chaostheory
Thu Aug 06, 2020 10:01 pm
Forum: Non-Aviation
Topic: How did tattoos become so popular?
Replies: 23
Views: 801

Re: How did tattoos become so popular?

I find them massively distasteful, especially the ones crawling up necks and down legs. Youngest brother wanted one a few years ago. I threatened to cut him off if he got one. Not sure if it was my threats or the modelling agency he was with which dissuaded him. Still seem like a rite of passage for...

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by Chaostheory
Wed Jul 22, 2020 3:56 pm
Forum: Civil Aviation
Topic: Ethiopian B77F on fire at PVG
Replies: 93
Views: 29285

Re: Ethiopian B77F on fire at PVG

airboeingbus wrote:
How does the insurance work for airliners? If one is written off like this will the insurer replace the plane, or do airlines just use a liability only cover?


The airframe owner will get the monies. Probably in the region of $120 million for a 5 year old frame.

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by Chaostheory
Thu Jun 25, 2020 5:35 pm
Forum: Civil Aviation
Topic: PIA A320 (flight PK8303) crashes in Karachi
Replies: 730
Views: 154302

Re: PIA A320 (flight PK8303) crashes in Karachi

SOPs and professionalism aren't something I generally associate with Pakistani airlines or the Pakistani piloting community. I've touched on this subject before when debating the "new" Pakistani aviation policy. Doesn't matter how old your aircraft are when the vast majority of pilots are ...

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by Chaostheory
Sun Jun 14, 2020 6:27 pm
Forum: Civil Aviation
Topic: Delta Narrow Body Thread - 2020
Replies: 304
Views: 23355

Re: Why have DL's A320-200s not been retired?

In general the CFM engine is the better option for shorter routes (under 2 hours) while the IAE engine is more efficient on routes longer than 2 hours. The IAE is more efficient on all sector lengths. Where do you guys get this stuff from? If you don't know, don't make it up! I doubt that and the C...

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by Chaostheory
Sun Jun 14, 2020 3:23 pm
Forum: Civil Aviation
Topic: Delta Narrow Body Thread - 2020
Replies: 304
Views: 23355

Re: Why have DL's A320-200s not been retired?

LHA320 wrote:
In general the CFM engine is the better option for shorter routes (under 2 hours) while the IAE engine is more efficient on routes longer than 2 hours.

The IAE is more efficient on all sector lengths.

Where do you guys get this stuff from?

If you don't know, don't make it up!

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by Chaostheory
Sat Jun 13, 2020 4:36 pm
Forum: Civil Aviation
Topic: Delta Narrow Body Thread - 2020
Replies: 304
Views: 23355

Re: Why have DL's A320-200s not been retired?

I really do not understand why so many people here have a problem with DL going more or less all Airbus. Beacuse it isn't American. It really is that simple. The MD90/V2500 combo is a FOD magnet which is what trashes the engines and makes them expensive to maintain and overhaul. IAE(Pratt) threaten...

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by Chaostheory
Sun Feb 09, 2020 3:21 pm
Forum: Civil Aviation
Topic: Supply and demand of used Aircraft engines
Replies: 21
Views: 2626

Re: Supply and demand of used Aircraft engines

Wow. I believe you, but I would have thought 20% was a very large derate. The Cessna/Pipers I fly would climb like crap with such a power reduction, and I always understood that jets flew best with quick climbs and minimum time down low. Also, what's a "quick engine change kit"? A.netters...

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by Chaostheory
Sat Feb 08, 2020 5:57 pm
Forum: Civil Aviation
Topic: Supply and demand of used Aircraft engines
Replies: 21
Views: 2626

Re: Supply and demand of used Aircraft engines

= We can model it if you like. For your consideration we would start by • separate engine and frame depreciation • separate mechanical utility and economic utility • separate engine depreciation and overhaul depreciation • assume an efficient market The objective would be to solve for two costs. Th...

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by Chaostheory
Sat Feb 08, 2020 2:33 pm
Forum: Civil Aviation
Topic: Supply and demand of used Aircraft engines
Replies: 21
Views: 2626

Re: Supply and demand of used Aircraft engines

Sokes wrote:

Can B737-700 and A319 engines supply used serviceable material for bigger models?


Yes and vice versa.

Larger and more organised airlines with all 3 variants will often swap engines post shop visit from an A321 to an A319 or A320 where the engine life will be prolonged at derated thrust.

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by Chaostheory
Sun Feb 02, 2020 1:24 pm
Forum: Civil Aviation
Topic: ANA converts some A321neo order to A321LR
Replies: 32
Views: 6892

Re: ANA converts some A321neo order to A321LR

Stitch wrote:
ikolkyo wrote:
A321LR is literally the baseline A321neo now. Essentially any ACF A321neo is an A321LR.


I don't think any A321-200neo model has been delivered without at least one ACT installed.


Turkish and British A321neos don't have any installed to my knowledge.

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by Chaostheory
Fri Jan 17, 2020 2:52 pm
Forum: Civil Aviation
Topic: Aircraft Values, And Lease Pricing - Spring 2019
Replies: 103
Views: 27840

Re: Aircraft Values, And Lease Pricing - Spring 2019

May interest some

A350-1000: 1.2-1.4m/month

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by Chaostheory
Fri Jan 17, 2020 12:35 pm
Forum: Civil Aviation
Topic: Aircraft Values, And Lease Pricing - Spring 2019
Replies: 103
Views: 27840

Re: Aircraft Values, And Lease Pricing - Spring 2019

PepeTheFrog wrote:
Amazing thread.

Any info on A330-900 and 787-10?


Assuming an aircraft is factory fresh.

A330-900: 800-900k/month
787-10: 1.1-1.2m/month

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by Chaostheory
Mon Jan 06, 2020 3:33 am
Forum: Civil Aviation
Topic: THY - A330 routes - weight restrictions?
Replies: 13
Views: 2931

Re: THY - A330 routes - weight restrictions?

Makes sense, very insightful information. Lower weights also mean lower fees. And something else interesting the 789 on their website isn't listed at the full 254t which is quite interesting. 252t mtow if I recall. TK's 2 class config is very light which makes their 789s a solid 13 hour aircraft at...

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by Chaostheory
Mon Jan 06, 2020 2:32 am
Forum: Civil Aviation
Topic: THY - A330 routes - weight restrictions?
Replies: 13
Views: 2931

Re: THY - A330 routes - weight restrictions?

Hmm, that’s interesting, because they have the modified shorter flaperons which I thought were only present on 238t+ Some of the newer msns will no doubt be built for the higher mtows but as of yet TK has opted for lower weights. In similar fashion, I believe TK is the only airline operating A321ne...

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by Chaostheory
Sun Jan 05, 2020 10:43 pm
Forum: Civil Aviation
Topic: THY - A330 routes - weight restrictions?
Replies: 13
Views: 2931

Re: THY - A330 routes - weight restrictions?

As far as I know THY have some 242t A333’s which have the center tanks activated with GE engines, it’s a legitimate 12hr aircraft with good payload, at MZFW it’s a 10ish hour aircraft. Possibly some 238t versions as well IIRC Highest mtow on TK's A330s is 235t. Good point on this. I usually see the...

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by Chaostheory
Mon Jun 24, 2019 2:07 pm
Forum: Civil Aviation
Topic: Emirates renegotiating 777X order
Replies: 759
Views: 154835

Re: Emirates renegotiating 777X order

Image

From Boeing's presentation to us.

Off to do the school run.

I'll post the rest later if I survive.

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by Chaostheory
Mon Jun 24, 2019 1:49 pm
Forum: Civil Aviation
Topic: Emirates renegotiating 777X order
Replies: 759
Views: 154835

Re: Emirates renegotiating 777X order

Boeing offered the -10 to us in 2017. An overall length of 80m and a 360t mtow. We considered it a stretch too far.

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by Chaostheory
Mon Jun 24, 2019 11:04 am
Forum: Civil Aviation
Topic: Finnair proposes Kathmandu-Helsinki flights
Replies: 42
Views: 8767

Re: Finnair proposes Kathmandu-Helsinki flights

It is possible to avoid Pakistan. I found one route that might work. Not sure if it would be allowed due to airspace restrictions but it's technically possible. KTM L626 HW W85 SP W39 LLH HTN DSC A364 KHG OSH From OSH it should be straighforward to continue on airways. Presuming those directs would...

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by Chaostheory
Tue Jun 11, 2019 4:42 am
Forum: Technical/Operations
Topic: Are 767s still built with CRT cockpits?
Replies: 23
Views: 5161

Re: Are 767s still built with CRT cockpits?

Not sure where I read it or saw it mentioned that UPS was upgrading or at least considering some sort of cockpit mod for the A300?

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by Chaostheory
Tue Jun 11, 2019 4:32 am
Forum: Civil Aviation
Topic: Confirmed: 777X First Flight Delayed Due GE9X Issues
Replies: 320
Views: 77159

Re: 777X First Flight Delayed to Year End Due GE9X Issues

Your data agrees with lightsaber's or close to it. 4000nm at 8 hours is 500 knots or about 575mph... about the cruising speed of a 787. It would appear then, that the Trent is better below this Mark and the GE better above it. How much the change is away from this transition point is an interesting...

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by Chaostheory
Tue Jun 11, 2019 3:09 am
Forum: Civil Aviation
Topic: Confirmed: 777X First Flight Delayed Due GE9X Issues
Replies: 320
Views: 77159

Re: 777X First Flight Delayed to Year End Due GE9X Issues

Wrong here too. Trent 1000 has much lower takeoff and climb burn, no difference in cruise and only slightly higher idle fuel burn. Better send that info on to AirNZ, they just kicked T1000 to the kerb because GEnX could deliver more range. Trent does have lower takeoff and climb fuel burn. Data I'v...

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by Chaostheory
Tue Jun 11, 2019 1:03 am
Forum: Civil Aviation
Topic: Confirmed: 777X First Flight Delayed Due GE9X Issues
Replies: 320
Views: 77159

Re: 777X First Flight Delayed to Year End Due GE9X Issues

Wrong here too. Trent 1000 has much lower takeoff and climb burn, no difference in cruise and only slightly higher idle fuel burn. Better send that info on to AirNZ, they just kicked T1000 to the kerb because GEnX could deliver more range. Better tell all the other airlines that went GE too, there ...

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by Chaostheory
Tue Jun 11, 2019 12:51 am
Forum: Civil Aviation
Topic: Confirmed: 777X First Flight Delayed Due GE9X Issues
Replies: 320
Views: 77159

Re: 777X First Flight Delayed to Year End Due GE9X Issues

RR simplifies engines to reduce development cost, reduce development time, and reduce overhaul costs. These simplified engines burn more fuel. E.g., GENx vs. T1000. Not enough to stop sales, but there is a cost. Lightsaber Wrong here too. Trent 1000 has much lower takeoff and climb burn, no differe...

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by Chaostheory
Tue Jun 11, 2019 12:41 am
Forum: Civil Aviation
Topic: Confirmed: 777X First Flight Delayed Due GE9X Issues
Replies: 320
Views: 77159

Re: 777X First Flight Delayed to Year End Due GE9X Issues

RR simplifies engines to reduce development cost, reduce development time, and reduce overhaul costs. These simplified engines burn more fuel. E.g., GENx vs. T1000. Not enough to stop sales, but there is a cost. Lightsaber Wrong here too. Trent 1000 has much lower takeoff and climb burn, no differe...

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by Chaostheory
Sat Jun 01, 2019 1:19 pm
Forum: Military Aviation & Space Flight
Topic: UAE request KC-46
Replies: 3
Views: 1567

Re: UAE request KC-46

The United Arab Emirates has emerged as a surprise customer for KC-46A Pegasus, having formally made a request to buy 3 of the tanker aircraft, according to manufacturer Boeing. https://www.defensenews.com/global/mideast-africa/2019/05/31/uae-issues-formal-request-to-buy-kc-46a-tanker-says-boeing/ ...

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by Chaostheory
Sat Jun 01, 2019 10:43 am
Forum: Non-Aviation
Topic: White House Wanted USS John McCain ‘Out of Sight’ During Trump Visit
Replies: 51
Views: 3131

Re: White House Wanted USS John McCain ‘Out of Sight’ During Trump Visit

bennett123 wrote:
Please can someone explain WASP, WHMO and C7F.


WASP is a boat. WHMO guessing something white house related. No idea about other.

It's nice to have you back Charles (aka Magog, Dreadnought et al)

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by Chaostheory
Sun May 19, 2019 7:30 pm
Forum: Civil Aviation
Topic: Why weren’t the A330s grounded after the pitot tube issues?
Replies: 94
Views: 17707

Re: Why weren’t the A330s not grounded after the pitot tube issues?

From 1:00-3:00 - https://youtu.be/TosbktqYJpQ A short one from Gulfstream - https://youtu.be/vXhCJYWvwd0 In both pieces you have a French company and an American company call out active side stick development as a huge leap in safety with both people specifically citing the newfound (the French guy...

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by Chaostheory
Thu May 16, 2019 8:15 pm
Forum: Civil Aviation
Topic: Aircraft Values, And Lease Pricing - Spring 2019
Replies: 103
Views: 27840

Re: Aircraft Values, And Lease Pricing - Spring 2019

It's worth mentioning that a320 and 737-800 lease rates have reached parity at the moment but are probably going to trend higher for the 320. This holds true for the neo and max models too and the reasons are independent of the crashes and groundings.

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by Chaostheory
Sat May 11, 2019 6:14 am
Forum: Non-Aviation
Topic: Can a British citizen use NHS benefits in the US ?
Replies: 29
Views: 3746

Re: Can a British citizen use NHS benefits in the US ?

Unless things have changed recently, there are no reciprocal healthcare agreements between the UK (NHS) and the US. Something worth keeping in mind with the NHS is that it is a residency based system, not contribution. As an expat, I'm not entitled to NHS healthcare. That's despite paying nearly 20k...

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by Chaostheory
Mon May 06, 2019 5:28 pm
Forum: Civil Aviation
Topic: Something wrong with Boeing's safety culture?
Replies: 369
Views: 49029

Re: Something wrong with Boeing's safety culture?

I was once involved directly with Boeing sales- and management during the process of purchasing, specifying and delivering a new aircraft. The level of arrogance was astonishing, as was the technical incompetence of their managers. Whenever we met with an actual engineer, we could have meaningful, ...

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by Chaostheory
Sun Apr 21, 2019 7:30 pm
Forum: Non-Aviation
Topic: Mountain Biking
Replies: 5
Views: 853

Re: Mountain Biking

Both of my bicycles are single speed with one being a bit of a hybrid road/mountain bike with a single/fixie arrangement and the other is an old fashioned road bike. I'll probably leave my older bike in Jeddah when I move back to the UK. I do intend on upgrading sometime this year. As much fun as th...

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by Chaostheory
Fri Apr 12, 2019 11:26 am
Forum: Civil Aviation
Topic: Delta looking into accelerating MD-90 retirement
Replies: 203
Views: 31026

Re: Delta looking into accelerating MD-90 retirement

FOD is the issue. The geometry of the wing and engine placement make the aircraft susceptible to it. IAE tried to take us to court for breach of contract when we said our engines were deteriorating much faster than expected. Nothing wrong with the V2500 in and of itself.

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by Chaostheory
Sat Mar 30, 2019 11:13 pm
Forum: Trip Reports
Topic: Turkmenistan Airlines Business Class: The President is Watching ...
Replies: 28
Views: 13519

Re: Turkmenistan Airlines Business Class: The President is Watching ...

I'm glad I found this on my occasional visit to this forum. Lovely read with great humour. It had me chuckling throughout. Turkmenistan and Central Asia by expansion is a fascinating part of the world and is definitely worth a visit. I spent most of my time visiting Mary for a friend's wedding many ...

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by Chaostheory
Fri Mar 15, 2019 3:24 pm
Forum: Non-Aviation
Topic: Christchurch (New Zealand) Mosque Shooting
Replies: 158
Views: 12718

Re: Christchurch (New Zealand) Mosque Shooting

The videos of the massacre are still out there. My brother has seen the vids and he says it's the most disturbing and gruesome carnage he has ever seen, which says a lot coming from a homicide detective in Texas. Apparently the killer went back in to the mosque repeatedly to finish off any survivors...

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by Chaostheory
Wed Mar 13, 2019 10:21 pm
Forum: Civil Aviation
Topic: Why such short runways in the UK and Ireland
Replies: 30
Views: 5036

Re: Why such short runways in the UK and Ireland

Field length isn't or at least wasn't much of an issue for most of the regional airports as narrowbody takeoff weights rarely exceed(ed) 70t. When I was flying UK short haul, runways with displaced thresholds and therefore shortish landing distances and the higher brake temps were more of a concern ...

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by Chaostheory
Tue Mar 12, 2019 5:24 pm
Forum: Civil Aviation
Topic: Ethiopian Airlines 737MAX crashes enroute to Nairobi Q1 2019
Replies: 5479
Views: 742640

Re: Ethiopian Airlines 737MAX crashes enroute to Nairobi

Yeah at this stage I don't think the UKCAA knows any extra data (or any other authority for this matter). It's just that these national CAAs have no involvement with the MAX. Unlike the FAA and EASA who have certified the airplane. LOL. The silliness! Where do you think EASA get their test and eval...

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by Chaostheory
Sun Mar 10, 2019 2:59 pm
Forum: Civil Aviation
Topic: Ethiopian Airlines 737MAX crashes enroute to Nairobi Q1 2019
Replies: 5479
Views: 742640

Re: Ethiopian Airlines 737MAX crashes enroute to Nairobi

Addis has long runways which are far beyond what a narrowbody requires on a short hop. That most likely means a low flap setting at takeoff for improved climb. I'd be surprised if the flap/slats weren't already retracted when things went wrong. On the engine failure front, I can't see there being an...

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by Chaostheory
Sun Mar 10, 2019 10:07 am
Forum: Civil Aviation
Topic: Ethiopian Airlines 737MAX crashes enroute to Nairobi Q1 2019
Replies: 5479
Views: 742640

Re: Ethiopian Airlines 737MAX crashes enroute to Nairobi

As already touched upon, Addis sits on a plateau and is surrounded by peaks pretty much on all sides. From memory, the terrain immediately to the East exceeds 10 000ft. Further out the peaks start hitting 14 000ft.

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by Chaostheory
Sat Mar 09, 2019 8:38 pm
Forum: Civil Aviation
Topic: Pakistani Airspace to remain Closed with exceptions
Replies: 122
Views: 19908

Re: Pakistani Airspace to remain Closed till updated: 5th March, with exceptions

So what's the rationale for keeping overflights out still? Is it to piss off Indian traffic, or because ATC is so antiquated they can't tell the difference between a 777 and a F16? Probably to piss India off, about 7 or 8 airlines currently using their airspace, just keeping their "friends&quo...

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by Chaostheory
Sat Mar 09, 2019 6:19 pm
Forum: Civil Aviation
Topic: Pakistani Airspace to remain Closed with exceptions
Replies: 122
Views: 19908

Re: Pakistani Airspace to remain Closed till updated: 5th March, with exceptions

So what's the rationale for keeping overflights out still? Is it to piss off Indian traffic, or because ATC is so antiquated they can't tell the difference between a 777 and a F16? Probably to piss India off, about 7 or 8 airlines currently using their airspace, just keeping their "friends&quo...

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by Chaostheory
Tue Feb 26, 2019 12:36 pm
Forum: Civil Aviation
Topic: BA492 Unstable Go-Around at GIB / Diverted to AGP
Replies: 116
Views: 25015

Re: BA492 Unstable Go-Around at GIB / Diverted to AGP

On the face of it, I would say this was PIO. However I recall when I was living in Hong Kong pre takeover, there was an incident involving an A320 at the old airport. The aircraft had severe lateral control issues following a map carried out near the checkerboard. The memory is hazy though and I can...

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by Chaostheory
Sun Feb 24, 2019 3:14 pm
Forum: Non-Aviation
Topic: Racism Stopping ISIS ‘brides’ Returning to UK
Replies: 49
Views: 3541

Re: Racism Stopping ISIS ‘brides’ Returning to UK

They are our responsibility. The families should have been watching, and we need to know why this happened. let us get them back and also debriefed for any intel they might have, then make a decision how to move forward once they are here and safe in custody. But then when does the state's responsi...

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by Chaostheory
Sun Feb 24, 2019 1:55 pm
Forum: Civil Aviation
Topic: China Airlines Pilot Sleeps On Duty
Replies: 76
Views: 10793

Re: China Airlines Pilot Sleeps On Duty

Uneducated question. Doesn’t one of the pilots asleep constitute single pilot ops. In a similar vein to Germanwings 9525 would it be possible for the PIC to do the same or would the altitude change, alarms etc be enough to wake the sleeping pilot? In the eyes of the regulators at least? Sandyb123 T...

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by Chaostheory
Sat Feb 23, 2019 9:34 pm
Forum: Civil Aviation
Topic: Atlas Air 3591 Down in Trinity Bay, Texas
Replies: 1915
Views: 444027

Re: Atlas Air or Giant 3591 Down in Trinity Bay, Texas

This more more of a general remark which may or may not be relevant to this accident, but it's funny how often I see crews willing to fly through cells and the associated crappy weather on approach yet they would give the same weather a wide berth at cruise.

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by Chaostheory
Mon Feb 18, 2019 7:06 pm
Forum: Civil Aviation
Topic: Are US Trans-cons Diverting for Fuel?
Replies: 84
Views: 14803

Re: Are US Trans-cons Diverting for Fuel?

What about the cost side of the diversions? Are the Eastbound flights arriving earlier with tailwinds and saving fuel to offset the Westbound diversion related costs? In other words, do these wash from a cost perspective? Thanks! Unfortunately not. Headwinds increase time aloft more than a tailwind...

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by Chaostheory
Sun Feb 17, 2019 2:27 am
Forum: Civil Aviation
Topic: Another Lion Air plane off the runway
Replies: 71
Views: 12048

Re: Another Lion Air plane off the runway

Indonesia has lots of runways which aren't up to US / Western standard in construction plus a lot of awful heavy rainy weather. The two don't mix well... This. Worst runways of any country I've ever been to and that's saying a lot. Poor construction, lack of maintenance and repair and ungrooved in ...

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by Chaostheory
Wed Feb 13, 2019 9:53 pm
Forum: Technical/Operations
Topic: What does 787 heavy maintenance checks tell us about the programme?
Replies: 3
Views: 2950

Re: What does 787 heavy maintenance checks tell us about the programme?

No 787 will undergo a D-check for about another 4 years. The interval is 12 years. As a follow on from MMO's post, maintenance checks will depend on an airline's usage profile and what the regulators are willing to approve. You will often find airlines bringing forward some checks before they're ac...

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by Chaostheory
Sat Feb 09, 2019 9:39 pm
Forum: Civil Aviation
Topic: Video of BA 787 attempting rough landing at LHR before going around
Replies: 48
Views: 13304

Re: Video of BA 787 attempting rough landing at LHR before going around

27R in those conditions can be subject to some vicious mechanical turbulence, hangers on one side, hotels on the other and you have a very tricky approach that can get horrid and violent below 100 ft. Well done to the crew, knowing what was possibly coming would have meant the crew would have been ...

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by Chaostheory
Fri Feb 08, 2019 6:15 pm
Forum: Civil Aviation
Topic: Ethiopian terrible teen Boeing 787 stored/grounded
Replies: 47
Views: 16176

Re: Ethiopian terrible teen Boeing 787 stored/grounded

Speaking to some of their crew at Jeddah recently, the RR engines on their -800s are rated at 69k which makes them a lot more restricted than 72k options.

If their fleet planners had any sense, they would have bought 330s with the Trent offering.

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by Chaostheory
Fri Dec 28, 2018 7:49 pm
Forum: Civil Aviation
Topic: RR delivers 2000th Trent 700
Replies: 43
Views: 6140

Re: RR delivers 2000th Trent 700

Solid engines which take a lot of abuse. We've currently got a 20 year old loaner engine from RR which spent most of its life with Emirates.

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