Leeham News and Analysis
There's more to real news than a news release.
Leeham News and Analysis
- Bjorn’s Corner: Air Transport’s route to 2050. Part 25. June 6, 2025
- New RISE powerplant benefits from decades of GE research and development June 5, 2025
- Engine makers emphasizing durability, reliability June 4, 2025
- Boeing CEO: Lessons learned are key to certification of 737-7/10 and 777X June 2, 2025
- Digital twin is a key to JetZero’s hopes for Blended Wing Body entry June 2, 2025
Boeing program update at Paris Air Show 2015.
By Bjorn Fehrm Introduction June 16, 2015, Paris Air Show, c. Leeham Co: On the second day of the Paris Air show we visited several Boeing briefings. The first was Boeing Commercial Airplanes (BCA) update with BCA President… Read More
MOM market depends on price, says Air Lease Corp
June 9, 2015, c. Leeham Co. The Middle of the Market (MOM) airplane seems next up on the development plate. Air Lease Corp (ALC) is a major player in the development of any new airplane, and president John… Read More
Pontifications: re-engining airliners and the A380
June 1, 2015, c. Leeham Co. The Paris Air Show begins in two weeks. One thing that won’t happen is the launch of the Airbus A380neo. We still think it will happen, though at a later date. Re-engining… Read More
CFM LEAP-1B enters flight testing
May 7, 2015: The CFM LEAP-1B has entered flight testing on GE’s company-owned Boeing 747. The engine is for the Boeing 737 MAX. Aviation Week has a story and one section in particular caught our eye, as it relates… Read More
The higher level game
By Bjorn Fehrm Introduction May 4, 2015, c. Leeham Co. The other day one of our readers asked something along the lines, “now that Airbus has the A320neo 20% more efficient than today’s A320, how shall Boeing’s 737… Read More
Pontifications: the A380, Airbus and Boeing
May 4, 2015, c. Leeham Co. Of all the things we write about, nothing stirs responses and readership than news–of any kind–about the Airbus A380. Last week I wrote about Malaysia Airlines putting a large number of its… Read More
Fundamentals of airliner performance; Part 7, the wing.
By Bjorn Fehrm Introduction April 28, 2015, c. Leeham Co. In our articles where we present an analysis of different airliners, we use a number of terms like aspect ratio, wetted area, etc and we assume that the… Read More