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
Bjorn’s Corner: Aircraft drag reduction, Part 21
March 16, 2018, ©. Leeham News: In the last Corner, we looked at the drag of an airliner during cruise. We could see the thrust required to counter the drag in the thin air of 37,000 feet was low,… Read More
Pratt & Whitney’s Indian trouble
By Bjorn Fehrm March 14, 2018, ©. Leeham Co: India’s Directorate General of Civil Aviation (DGCA) grounded Airbus A320neos equipped with Pratt & Whitney GTF engines with faulty compressor seals Monday. Airbus, Boeing respond differently to engine problems. Affected… Read More
Norwegian’s creative accounting
By Bjorn Fehrm March 07, 2018, ©. Leeham Co: In our February 14th article about Norwegian Air Shuttle’s operational losses, we used straightforward calculations to show the airline was losing around 2bn NOK or $300m in the fourth quarter,… Read More
Bjorn’s Corner: Aircraft drag reduction, Part 19
February 23, 2018, ©. Leeham Co: In the last Corner we wrapped up the discussion on different drag types by discussing some less dominant drags. To finish the series we will go through a typical mission for an airliner… Read More
2018 an important year for wide-bodied airplanes
Subscription Required Introduction Feb. 5, 2018, © Leeham Co.: This will be an important year for wide-body sales in commercial aviation. It would be overstating to say 2018 will be a pivotal year for wide-body airplanes, but there… Read More
Airbus delivers record 718 aircraft amid strong sales
By Bjorn Fehrm January 15, 2018, ©. Leeham Co: Airbus announced record 2017 airliner deliveries of 718 aircraft today. It was the 15th consecutive year of increased production, this time with 30 aircraft over 2016. Fabrice Bregier, the Chief Operating… Read More
United Aircraft’s and COMAC’s eventful year
By Bjorn Fehrm January 03, 2018, ©. Leeham Co: Both United Aircraft Corporation (UAC) and COMAC got their single-aisle airliner projects into flight test during 2017. The MC-21 and C919 had their first flights within less than a month… Read More