Search found 786 matches

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by jagraham
Wed May 22, 2019 12:43 am
Forum: Civil Aviation
Topic: What Will Replace DL's 757-351?
Replies: 35
Views: 4366

Re: What Will Replace DL's 757-351?

For reference, here are DL's 753 routes as of this summer: ATL-SEA x2 ATL-SFO x2 ATL-LAX x2 ATL-SAN x1 ATL-LAS x1 ATL-SLC x3 DTW-SEA x2 DTW-SFO x2 DTW-LAX x2 MSP-SEA x3 MSP-LAX x2 MSP-MCO x1 SEA-HNL x2 LAX-HNL x1 So basically, core DL hubs to major West Coast cities, plus a few others. In the winte...

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by jagraham
Sun May 19, 2019 7:34 pm
Forum: Civil Aviation
Topic: ICN Restrictions
Replies: 30
Views: 4233

Re: ICN Restrictions

I was not fully aware that KE had the biggest trans Pacific market share of any Asian carrier. I've always thought CX had a bigger market share with several forums and articles stating that CX is Asia's biggest international airline; though I'm pretty sure EK and QR has a much bigger international ...

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by jagraham
Fri May 17, 2019 5:20 pm
Forum: Civil Aviation
Topic: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft
Replies: 783
Views: 140109

Re: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft

And with regards to maintenance, the LEAP is supposed to require 3 shop visits in 25 years (compared to 5 for GTF and 12 or more for older engines). If LEAP is doing what it is supposed to do, the reduction in shop visits would be huge. And it can be assumed that the GE9X is at least as good. Anybo...

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by jagraham
Fri May 17, 2019 10:34 am
Forum: Civil Aviation
Topic: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft
Replies: 783
Views: 140109

Re: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft

I guess this is the best way to post this. There i to variants of the A35K for comparison. One with DOW at 147000kg and one with DOW at 150000kg. The TSFC is listed in the data. https://i.ibb.co/KzPmtL1/Project-sunrise-comparison.png Fred It is amazing how close fuel burn is for both frames. My que...

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by jagraham
Thu May 16, 2019 3:53 pm
Forum: Civil Aviation
Topic: Qatar airways is drastically simplifying its fleet (plan)
Replies: 59
Views: 15736

Re: Qatar airways is drastically simplifying its fleet (plan)

I don't sit at QR HQ, though I thought the A320 were perfect for smaller markets in Saudi Arabia, Pakistan, Iran, Turkey, Balkans, and Africa. Plus the NEO fuel savings are minimal under 2 hours. Probably, as with the A330, there is a flight time where the CEO is more fuel efficient because it is l...

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by jagraham
Tue May 14, 2019 4:08 pm
Forum: Civil Aviation
Topic: Qatar airways is drastically simplifying its fleet (plan)
Replies: 59
Views: 15736

Re: Qatar airways is drastically simplifying its fleet (plan)

I don't sit at QR HQ, though I thought the A320 were perfect for smaller markets in Saudi Arabia, Pakistan, Iran, Turkey, Balkans, and Africa. Plus the NEO fuel savings are minimal under 2 hours. Probably, as with the A330, there is a flight time where the CEO is more fuel efficient because it is l...

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by jagraham
Sun May 12, 2019 2:09 pm
Forum: Civil Aviation
Topic: Emirates announces -69% drop in net profits
Replies: 125
Views: 24478

Re: Emirates announces -69% drop in net profits

Analysts will worry about the trend.
If the trend continues EK will be losing money next year.
So what will EK do to change the trend?
Will the route restructuring be enough?
Can EK afford all those new planes? Can they handle P2P flying skimming the cream of their customers?

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by jagraham
Thu May 09, 2019 7:38 am
Forum: Civil Aviation
Topic: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft
Replies: 783
Views: 140109

Re: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft

At this time the GE9X has completed ground test, has completed flight test on the 747, and is mounted on the first 779 test plane. We will soon know if GE knows what they are talking about.

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by jagraham
Wed May 08, 2019 6:02 pm
Forum: Civil Aviation
Topic: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft
Replies: 783
Views: 140109

Re: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft

it is still only 20% more, you cannot choose to only include both upper and lower surfaces in one example and not the other. Fred Skin friction drag is the shear force between the fluid and the surface. It is based upon wetted area. When we talk about total lift and drag we refer to a reference win...

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by jagraham
Wed May 08, 2019 1:13 pm
Forum: Civil Aviation
Topic: Boeing 767 Production/Activity Thread - 2019
Replies: 176
Views: 31642

Re: Boeing 767 Production/Activity Thread - 2019

Understood. But there is a new certified flightdeck already. Why didn't UPS and the others adapt it? For that matter, why didn't Boeing offer it on the 763s once they got it done for the KC46? The design adopted by FedEx and UPS is designed for both the 757 and 767 and uses three displays. The KC-4...

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by jagraham
Wed May 08, 2019 1:07 pm
Forum: Civil Aviation
Topic: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft
Replies: 783
Views: 140109

Re: Updated: Qantas saying it is almost ready to select Project Sunrise aircraft

My models suggest that: The A3510 would need a TOW of ~333t and use ~142t of fuel The 778 would need TOW of 355t and use 144t of fuel (with same engine SFC) with 4% better SFC the 778 needs TOW of 348t and uses 137t of fuel Assumptions in model: SYD-LHR with alternate of MAN Headwind of 40kts Paylo...

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by jagraham
Wed May 08, 2019 2:47 am
Forum: Civil Aviation
Topic: Boeing 767 Production/Activity Thread - 2019
Replies: 176
Views: 31642

Re: Boeing 767 Production/Activity Thread - 2019

A refit certification is a superset of what is required from the factory. Once certified, these will be factory delivered. Lightsaber The KC46s have a new flightdeck from Rockwell Collins https://www.ainonline.com/aviation-news/air-transport/2011-09-26/rockwell-collins-provides-kc-46a-cockpit-detai...

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by jagraham
Tue May 07, 2019 10:49 pm
Forum: Civil Aviation
Topic: Boeing 767 Production/Activity Thread - 2019
Replies: 176
Views: 31642

Re: Boeing 767 Production/Activity Thread - 2019

Are new build 767s now being fitted with LCDs at the factory? I saw a video of one being built a only a few years ago and it was still being fitted with CRTs. They’re doing the certification (see above) because this is the first one. The certification done for refit on 767’s in the fleet doesn’t ap...

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by jagraham
Sat May 04, 2019 3:55 pm
Forum: Civil Aviation
Topic: Southwest starts Interisland service
Replies: 86
Views: 15034

Re: Southwest starts Interisland service

In Oct 2019 the first morning flight KOA-HNL #1853 same plane has a 105 min connection/ Etops turn to Flight HNL-OAK #4996 2nd morning KOA-HNL #443 flight same plane 105 min connection/Etops turn to flight HNL-SJC #4980. First OAK-HNL flight 808 is now a One stop 50 min stop no plane change thru fl...

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by jagraham
Thu May 02, 2019 5:05 pm
Forum: Civil Aviation
Topic: UPDATED: Delta announces JFK-BOM
Replies: 971
Views: 136797

Re: UPDATED: Delta announces JFK-BOM

I believe that the primary driver for this flight is premium nonstop passengers - business class and premium economy. Connections are secondary for this flight. As has been mentioned before, once a connection is inserted, there are several airlines which can do one stop to the top ten US cities, and...

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by jagraham
Wed May 01, 2019 4:32 pm
Forum: Civil Aviation
Topic: UPDATED: Delta announces JFK-BOM
Replies: 971
Views: 136797

Re: Delta to serve Mumbai nonstop in 2019

Should have done JFK-DEL-JFK IMO. AI and UA already do BOM-NYC but neither does DEL-NYC nonstop at the moment. 77L can do DEL-NYC nonstop (a 17-18hr flight) and with 9W a nonfactor, connecting traffic should not be that much of an issue. With the current airspace closure that flight time would be a...

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by jagraham
Tue Apr 30, 2019 11:53 pm
Forum: Civil Aviation
Topic: Delta Widebody Thread - 2019
Replies: 499
Views: 98452

Re: Delta Widebody Thread - 2019

Noteworthy Aircraft Activity 4/27 763: SVN-RIV-SKF military charter (N1402A) 763ER-low J: unscheduled upgrade from 753 on 9:10pm ATL-LAX-MSP rotation (N182DN) 763ER-low J: unscheduled upgrade from 753 on 8:25am ATL-LAX-ATL rotation (N169DZ) 332: MSP-DTW ferry flight - aircraft repositioning (N853NW...

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by jagraham
Mon Apr 29, 2019 9:13 pm
Forum: Civil Aviation
Topic: 'I had to crawl': Amputee seeks damages after United Airlines and airport security seize scooter batteries
Replies: 82
Views: 10480

Re: 'I had to crawl': Amputee seeks damages after United Airlines and airport security seize scooter batteries

If the Canadian Aviation Security commission is concerned about Lithium Ion Batteries then anyone flying to or from Canada should not be allowed to bring their cell phones, computers and other devices onto any aircraft. Also the Boeing 787 should not be able to fly into Canadian territories as the ...

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by jagraham
Fri Apr 26, 2019 5:42 pm
Forum: Civil Aviation
Topic: AA Q1 2019 Results
Replies: 54
Views: 7411

Re: AA Q1 2019 Results

One other thing to consider regarding AA - they just completed their labor group integrations. Pilots about a year ago, flight attendants late last year. Before that, they had to operate as two airlines under the same label. Now that they are integrated, we shall see if management can make AA live u...

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by jagraham
Fri Apr 26, 2019 4:57 pm
Forum: Civil Aviation
Topic: AA Q1 2019 Results
Replies: 54
Views: 7411

Re: AA Q1 2019 Results

I’ve said it before, but the 28 billion in debt (including operating lease liabilities) is staggering compared to the rest of the industry. As of today, American Airlines Group Inc's weighted average cost of capital is 6.84% https://www.gurufocus.com/term/wacc/AAL/WACC/American+Airlines+Group+Inc $...

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by jagraham
Fri Apr 26, 2019 2:57 pm
Forum: Civil Aviation
Topic: How come the DL A350 can't fly LAX-SYD it is rumored?
Replies: 314
Views: 54323

Re: How come the DL A350 can't fly LAX-SYD it is rumored?

I am sure DL is well-aware of the capability of the planes they ordered: they list 8000 sm as the range of their A350. Who said it doesn't meet its spec? DL ordered it for shorter TPAC routes, and it does its job perfectly fine. However, ULH routes like LAX-SYD, is beyond its range. I think A350 is...

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by jagraham
Wed Apr 24, 2019 7:40 pm
Forum: Civil Aviation
Topic: Will/Should Boeing Have a Top Management Change?
Replies: 30
Views: 2601

Re: Will/Should Boeing Have a Top Management Change?

Boeing is much more than the 737. Maybe the head of Boeing Commercial Aircraft should be worried, but not the CEO. Not yet.

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by jagraham
Mon Apr 22, 2019 6:29 pm
Forum: Civil Aviation
Topic: Airbus to launch longer range A321 and not chase market share
Replies: 68
Views: 24686

Re: Airbus to launch longer range A321 and not chase market share

The A321LR is maxed out in volume, fuel, and payload. To add fuel without changing the outline, they had to capture unused internal volume. So the ACTs and the ability to reconfigure go away. Spaces beside the ACTs and between the ACTs get converted to fuel. Space in the wheel wells gets converted t...

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by jagraham
Fri Apr 19, 2019 5:51 pm
Forum: Civil Aviation
Topic: Delta looking into accelerating MD-90 retirement
Replies: 203
Views: 28960

Re: Delta looking into accelerating MD-90 retirement

I am not an expert on aircraft leases but I am sure Delta has written into any lease extensions on the 717s language that allows Delta to reject or modify any lease extensions as Delta sees fit. This includes outright cancelation, transferring any 717s to Hawaiian and Qantas-link at a then current ...

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by jagraham
Fri Apr 19, 2019 1:10 am
Forum: Civil Aviation
Topic: Delta looking into accelerating MD-90 retirement
Replies: 203
Views: 28960

Re: Delta looking into accelerating MD-90 retirement

Why aren't MD-90 engines overhauled in-house by Delta? Seems like Delta's maintenance skill was a major factor behind the acquisition of the MD-90, yet the work is done by a contractor. Here we see DL playing its cards on the retirement timing issue. MD90 engines are being sent to Christchurch. And...

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by jagraham
Fri Apr 19, 2019 1:05 am
Forum: Civil Aviation
Topic: Delta looking into accelerating MD-90 retirement
Replies: 203
Views: 28960

Re: Delta looking into accelerating MD-90 retirement

I am not an expert on aircraft leases but I am sure Delta has written into any lease extensions on the 717s language that allows Delta to reject or modify any lease extensions as Delta sees fit. This includes outright cancelation, transferring any 717s to Hawaiian and Qantas-link at a then current ...

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by jagraham
Fri Apr 19, 2019 12:46 am
Forum: Civil Aviation
Topic: Delta looking into accelerating MD-90 retirement
Replies: 203
Views: 28960

Re: Delta looking into accelerating MD-90 retirement

717s are MadDogs. They don't age out like other airplanes. NW / DL was happily flying DC9s that were 40+ years old, 8 to 10 cycles a day, before fuel shot up. Parts, that's another story . . . Finally, DL is very disciplined with regards to capex. They are not quite down to the 60 or so 50 seat RJ ...

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by jagraham
Thu Apr 18, 2019 1:41 am
Forum: Civil Aviation
Topic: DL S19 Departures By Hub And Aircraft Type
Replies: 143
Views: 18405

Re: DL S19 Departures By Hub And Aircraft Type

Great work! CR2 departures are 372, or 11% of hub flying. Will be interesting to see how this changes as the A220 comes into the fleet. Also, I am curious about JFK-LHR. Looks like 2 DL flights for S19. When I checked tomorrow (4/18) and Friday 4/19 there were only 3 VS codeshares. No DL metal on t...

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by jagraham
Thu Apr 18, 2019 1:04 am
Forum: Civil Aviation
Topic: DL S19 Departures By Hub And Aircraft Type
Replies: 143
Views: 18405

Re: DL S19 Departures By Hub And Aircraft Type

Great work! CR2 departures are 372, or 11% of hub flying. Will be interesting to see how this changes as the A220 comes into the fleet. Also, I am curious about JFK-LHR. Looks like 2 DL flights for S19. When I checked tomorrow (4/18) and Friday 4/19 there were only 3 VS codeshares. No DL metal on th...

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by jagraham
Wed Apr 17, 2019 12:24 am
Forum: Civil Aviation
Topic: Delta looking into accelerating MD-90 retirement
Replies: 203
Views: 28960

Re: Delta looking into accelerating MD-90 retirement

717s are MadDogs. They don't age out like other airplanes. NW / DL was happily flying DC9s that were 40+ years old, 8 to 10 cycles a day, before fuel shot up. Parts, that's another story . . . Finally, DL is very disciplined with regards to capex. They are not quite down to the 60 or so 50 seat RJ l...

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by jagraham
Tue Apr 16, 2019 6:18 pm
Forum: Civil Aviation
Topic: Why Does WN Avoid Redeye Flights
Replies: 55
Views: 10701

Re: Why Does WN Avoid Redeye Flights

Hawaii is unique. There is not much discount for the overnight flights. Tourists like them because their last day is spent enjoying Hawaii instead of in the air; then they get on the plane and go to sleep. And catch their connecting flight the next morning.

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by jagraham
Tue Apr 16, 2019 2:56 pm
Forum: Civil Aviation
Topic: Delta looking into accelerating MD-90 retirement
Replies: 203
Views: 28960

Re: Delta looking into accelerating MD-90 retirement

I wasn't even aware they were winding down the fleet, such a shame to see these beautiful arrows go. I'm genuinely surprised, only a few years ago Delta's MD90 costs were comparable to their A320 fleet and lower than the 738s, see this (brilliant) US airline operating costs post from LAXintl in 201...

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by jagraham
Tue Apr 16, 2019 5:49 am
Forum: Civil Aviation
Topic: Ethiopian Airlines 737MAX crashes enroute to Nairobi Q1 2019
Replies: 5474
Views: 708941

Re: Ethiopian Airlines 737MAX crashes enroute to Nairobi

There were FAR more differences between the classics and the NG, than between the NG and the MAX. If that was the attitude of the ET pilots (a glaring unawareness about really safety relevant differences of the MAX), it could explain to some degrees, why they were not able to handle the situation w...

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by jagraham
Tue Apr 16, 2019 1:46 am
Forum: Civil Aviation
Topic: Package of new/used A380's pitched to BA was uncompetitive: Cruz
Replies: 173
Views: 30397

Re: Package of new/used A380's pitched to BA was uncompetitive: Cruz

...the seats should not have made that much difference. We are not hearing the whole story. airliners.net is getting right up there with Above Top Secret and Infowars in terms of conspiracy theories, especially when it comes to why airline X or Y didn't buy more A380s... NOT a conspiracy theory her...

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by jagraham
Tue Apr 16, 2019 1:35 am
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6472
Views: 704402

Re: B737MAX Grounded Worldwide

https://www.intelligent-aerospace.com/a ... ments.html
-->

A mechanical system can do what FBW does, but it's usually heavier.
Besides the 737 MAX is partially FBW (ailerons, not tailplane)
https://www.intelligent-aerospace.com/a ... ments.html

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by jagraham
Tue Apr 16, 2019 1:32 am
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6472
Views: 704402

Re: B737MAX Grounded Worldwide

The 737 MAX will fly when it is safe. With a political delay. Why would you expect a political delay? Seems to me that any advantage that could possibly be gained from this grounding by Boeing's competitors would be far outweighed by the damage caused to airlines from having parts of their fleets g...

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by jagraham
Mon Apr 15, 2019 4:03 pm
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6472
Views: 704402

Re: B737MAX Grounded Worldwide

You cannot have the cake and eat it too. Either MAX will fly because it is safe, or because Boeing is integral to our economy and national defense If it flies without all glitches ironed out, just for political reasons, one more crash will mean the end of Boeing civil aviation division. I'm not sur...

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by jagraham
Mon Apr 15, 2019 4:00 pm
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6472
Views: 704402

Re: B737MAX Grounded Worldwide

The cultural balance (the "ethic") within Boeing management is very demonstrably not right just now, and it needs to change. In this country, the TA, Chief Engineer, Programme Head and CEO would all be on gardening leave or would have left by now, pending criminal proceedings. Accountabil...

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by jagraham
Sat Apr 13, 2019 9:14 pm
Forum: Civil Aviation
Topic: Delta looking into accelerating MD-90 retirement
Replies: 203
Views: 28960

Re: Delta looking into accelerating MD-90 retirement

What interests me is how quietly DL went from 65 MD-90 to 40. The engine MRO costs on the V2500D5 are certainly driving the decision. I wasn't even aware they were winding down the fleet, such a shame to see these beautiful arrows go. I'm genuinely surprised, only a few years ago Delta's MD90 costs...

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by jagraham
Sat Apr 13, 2019 7:01 pm
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6472
Views: 704402

Re: Southwest pilots question all-Boeing fleet

737 MAX crisis prompts Southwest pilots to question its all-Boeing fleet https://www.seattletimes.com/business/boeing-aerospace/737-max-crisis-prompts-southwest-pilots-to-question-its-all-boeing-fleet/ I would assume that not only passengers seem to get cold feet in regards to the 737MAX., the tops...

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by jagraham
Sat Apr 13, 2019 6:57 pm
Forum: Civil Aviation
Topic: Package of new/used A380's pitched to BA was uncompetitive: Cruz
Replies: 173
Views: 30397

Re: Package of new/used A380's pitched to BA was uncompetitive: Cruz

Whether you're buying a new or used plane, you have to buy the seats. And the IFE. Maybe the galley(s). So it should not have been that much difference except for the number of seats (with an A380, there's about 100 more seats to deal with). The 779 will be much cheaper than an A380, more than 1/3 l...

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by jagraham
Sat Apr 13, 2019 5:23 pm
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6472
Views: 704402

Re: B737MAX Grounded Worldwide

I wasn't convinced of your position, so I did the math, and it did prove your position. Let's say the probability of 1 sensor failing is 1/10,000 = 0.0001 The probability of at least 1 of 2 sensors failing is: = 1 - p(both sensors valid) = 1 - (0.9999)^2 = 1 - 0.99980001 = 0.00019999 ≈ 0.0002 That ...

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by jagraham
Sat Apr 13, 2019 2:52 pm
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6472
Views: 704402

Re: B737MAX Grounded Worldwide

The probability of one of two separate sensor failing is double of one sensor failing. So if you fly a trip with the broken sensor, but use the unbroken sensor, you will hit the broken sensor on the next trip. If you have no AoA disagree you have no warning that one sensor has failed. I wasn't conv...

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by jagraham
Thu Apr 11, 2019 2:32 pm
Forum: Civil Aviation
Topic: Delta looking into accelerating MD-90 retirement
Replies: 203
Views: 28960

Re: Delta looking into accelerating MD-90 retirement

The problem with replacing the 717s are that they are 100 seaters. Important for scope with regard to the 76 seat RJs. And A321s and 739s are almost twice as big. So they aren't the replacements. The replacement is the A220, but first DL will add A220s to max out 76 seat scope. Then the 717s will gr...

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by jagraham
Sat Apr 06, 2019 1:54 am
Forum: Civil Aviation
Topic: HA Starts HNL-BOS Today. Longest Scheduled Domestic Flight in US HIstory
Replies: 92
Views: 15425

Re: HA Starts HNL-BOS Today. Longest Scheduled Domestic Flight in US HIstory

To digress slightly, I just flew to Guam Sunday and back to HNL yesterday. Passport checked both directions. At Guam customs and via CBP before boarding for HNL. Guam has its own customs union so do their own checks. Maybe there is a way to fly with ID and birth cert, but just a D.L. would not cut ...

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by jagraham
Thu Mar 28, 2019 7:11 am
Forum: Civil Aviation
Topic: WN putting the MAX8 in storage at Victorville,Ca.
Replies: 226
Views: 47387

Re: WN putting the MAX8 in storage at Victorville,Ca.

Boeing is not conducting Customer acceptance flights. Therefore no aircraft are leaving Boeing’s hands until this is all sorted out. WN accepts fuel in place of customer acceptance flights https://www.airliners.net/forum/viewtopic.php?f=3&t=1382525&p=20434515&hilit=wn+customer+acceptanc...

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by jagraham
Tue Mar 26, 2019 7:01 pm
Forum: Civil Aviation
Topic: Would it make economic sense to fly wide body from MDW
Replies: 42
Views: 6893

Re: Would it make economic sense to fly wide body from MDW

Seriously though, the 797 could be made to work. Although to work well it would have to have folding wings. To me, it would be the only reason to have 50k lbs thrust engines on a 763 sized aircraft. And that is what the CFM joint venture has been modified to do. If WN has any involvement with the 7...

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by jagraham
Tue Mar 26, 2019 6:33 pm
Forum: Civil Aviation
Topic: WN putting the MAX8 in storage at Victorville,Ca.
Replies: 226
Views: 47387

Re: WN putting the MAX8 in storage at Victorville,Ca.

Boeing is not conducting Customer acceptance flights. Therefore no aircraft are leaving Boeing’s hands until this is all sorted out. WN accepts fuel in place of customer acceptance flights https://www.airliners.net/forum/viewtopic.php?f=3&t=1382525&p=20434515&hilit=wn+customer+acceptanc...

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by jagraham
Tue Mar 26, 2019 3:59 pm
Forum: Civil Aviation
Topic: Would it make economic sense to fly wide body from MDW
Replies: 42
Views: 6893

Re: Would it make economic sense to fly wide body from MDW

The only int'l airline that could fly in/out of MDW that makes remotely any sense in terms of range, ramp space, and runway limitations is Icelandair on the B752 to KEF. Alas they already serve ORD. There is Porter :stirthepot: Seriously though, the 797 could be made to work. Although to work well ...

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by jagraham
Fri Mar 15, 2019 7:56 pm
Forum: Civil Aviation
Topic: The folding wings of the B777-9
Replies: 92
Views: 18265

Re: The folding wings of the B777-9

How long are the folding tips? Do they actually have a significant enough impact that the plane can't fly without them? Each wingtip is about 15 feet. They perform the function of raked wingtips on 77W/L/F aircraft. The 77X can most likely fly without those wingtips, although not as well as with th...

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