By Bjorn Fehrm in Hamburg
Introduction
May 30, 2016, ©. Leeham Co:
Airbus has got off to a slow start for A320neo and A350 production this year. The Airbus Hamburg and Toulouse airfields are filled with A320neo aircraft waiting for engines and the A350 Final Assembly Line (FAL) in Toulouse has 40 aircraft in different states of readiness but very few are being delivered. Out of target of 50 A350 delivered in 2016, a total of nine have been delivered to customers so far.
“We have been making gliders for some time now,” said Airbus COO Tom Williams in an Airbus briefing in Hamburg,”but that is about to finish. We are getting delivery of engines from our partner Pratt & Whitney, which has a fix for a prolonged starting time and we have fixed other issues for the A320neo with software updates and changed procedures”.
“When it comes to A350 we have enough aircraft in final production ready for customer delivery after cabin installations,” Williams said. “Now we just got to work through some persistent supplier problems for the cabin side.” Read more
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Introduction
May 30, 2016, © Leeham Co.: It’s the classic maneuver to bury bad news: Boeing

Boeing KC-46A. Source: National Defense Magazine via Google images.
announced on Friday, the start of the three-day Memorial Day weekend that its KC-46A tanker will be delayed yet again. Only 16 days earlier, Boeing CEO Dennis Muilenburg said the tanker was on time under a schedule that had been revised previously.
That wasn’t all, according to the announcement. Even when the tankers are delivered, the wing pod refueling systems won’t be operational. (The Boeing statement is below the jump.)
If all this has a familiar ring, it should.
The previous version of the KC-46A, the KC-767 International Tanker, was delayed four years in part because of flutter issues with the pod refueling systems.
Only eight of these tankers were built: four for the Italians and four for the Japanese. Boeing took huge write-offs for these tankers.
Summary
May 27, 2016, ©. Leeham Co: In last week’s Corner, I started to describe how the aircraft Transponder grew out of the military IFF and how it gradually became a very important part of current Air Traffic Management (ATM).
We will now dwell deeper on the most capable transponder type, the mode S type. We will describe how this is available in versions which give Air Traffic Controllers (ATC) info on what the airliner is doing and how it’s further developed from an aid for air navigation to be the kingpin for all future air navigation.
Figure 1 shows a classical transponder how most General Aviation and Commuter aircraft pilots know them, a narrow panel in the avionics stack. In airliners they are more integrated into the overall cockpit concept but their functionality is the same.
How the transponder developed to be the primary tool for safe air traffic is a bit involved, but we will take it in steps.
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Introduction
May 26, 2016, © Leeham Co.: A softening of trans-Atlantic air traffic, with declining yields and passenger demand, raises anew concerns that there is an oversupply and over-ordering of twin-aisle aircraft.
Air Lease Corp. addressed this concern at its May 19 investors day, arguing that growth plus retirements over the next 25 years more than supports the orders.
ALC, which is headed by Steve Udvar-Hazy and John Plueger, considered two of the leaders of the lessor industry, note that there is an average of about 150 wide-bodies approaching 25 years in age each year for the next 20 years. Coupled with long-haul traffic growth, ALC—which has a modest number of wide-body orders—is comfortable with the future supply-demand.
We’ve dissected the known delivery dates of wide-bodies at Airbus and Boeing, using the Ascend data base as of January. Wide-body orders have been announced subsequently, but not all have been firmed up and the total number won’t materially affect the trend lines.
Summary
By Bjorn Fehrm
May 26, 2016, ©. Leeham Co: Finnair could tell the participants on its Capital Markets Day yesterday that its Asia expansion plans are going better than planned. Being the Finnish national flag carrier, Finnair has had its slew of legacy airline problems, fighting the up-and-coming LCCs on its European network.
After a restructuring period 2008 to 2012 to adjust costs, things have turned for the better. The company announced a revised strategic plan 2014, which would build on the strategic position of its hub, the Helsinki Vaanta airport, for traffic to the Far East.
Finnair CEO, Pekka Vauramo, could yesterday announce that this strategy is working better than planned.
May 23, 2016, © Leeham Co.: Malaysia Airlines MH370. Air Asia 8501. Egyptair 804.
Three passenger flights lost over the oceans. One, MH370, remains undiscovered to this day. Air Asia took a couple of weeks to locate. Egyptair debris took about 36 hours. The black boxes are still missing from MH370. Once the Air Asia wreckage was discovered, the boxes were recovered fairly quickly. According to media reports, the black boxes of 804 have been “generally” located, but Egypt has dispatched a submarine to more precisely locate them.
The absence of real-time data transmission from the Flight Data Recorders contributed to the mysteries of what happened to these aircraft and spurred wild theories and conspiracies. ACARS, which does transmit data from airborne aircraft, does so at intervals–not real-time. Real-time data streaming from on board transmissions could provide immediate answers to what happened to an airliner.
By Bjorn Fehrm
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Introduction
May 23, 2016, ©. Leeham Co:In Part 1 to Part 3 of this article series,we looked into the reasons behind that Boeing is considering changing the 737-7 MAX into a slightly larger 737-7X.
When an aircraft gets larger, its operating costs increase, everything else being equal. At the same time, it can take more passengers. This will increase the aircraft’s revenue generating capability, assuming the network can generate the traffic level needed.
To understand the difference in revenue capability for the 7 and 7X we will now develop their Direct Operating Cost (DOC) and compare these with the revenue generation capability of the aircraft. This gives the margin capability and one can establish where the cross over point would be between 737-7 and 7X with respect to margin for the airline.
Summary
May 19, 2016, ©. Leeham Co: In my recent Corners, I have been describing how a modern airliner navigates using a Flight Management System, (FMS or Computer, FMC) to navigate along the flight plan and how it finally uses an instrument landing system to safely land the aircraft even in bad weather.
When looking into instrument landing systems, we have described the legacy systems which require large ground installations (such as ILS) and how these can be replaced in the future with smarter concepts using GPS based procedures.
I will now continue on this path and describe some of the additional cornerstone technologies needed to implement a modernized Air Traffic Control (ATC) system, which can replace today’s systems that have their roots in World War 2 (WW2) technology.
We will start today with how aircraft can be seen from the ground or other aircraft without visual sight or Radar contact. Read more