Bjorn’s Corner: Pitch stability, Part 4

By Bjorn Fehrm December 14, 2018, ©.Leeham News: Last week we introduced a horizontal stabilizer to make our DC-9 like aircraft stable in pitch. We got a pitch moment curve which was forcing the nose down of the… Read More

Has the A380 worse economics than the 777-9 or A350-1000?

The full article requires a Paid Subscription and LogIn. If you are are Paid Subscriber, please Log In with your User Name and ID. If you wish to become a Paid Subscriber, please go to our Sign-Up page.

Tanker wars may be back

The full article requires a Paid Subscription and LogIn. If you are are Paid Subscriber, please Log In with your User Name and ID. If you wish to become a Paid Subscriber, please go to our Sign-Up page.

Pontifications: Nordic quietly rises to #4 world lessor

Dec. 10, 2018, © Leeham News: In the world of commercial aviation, GECAS, Avolon, AerCap, Air Lease Corp and BOC Aviation are among the most recognizable names of lessors. These companies make headlines with large orders of Airbus… Read More

Bjorn’s Corner: Pitch stability, Part 3

December 7, 2018, ©. Leeham News: Last week we looked at the pitch stability of an aircraft wing with fuselage. We could see the combination was unstable. Now we add a rear wing called a horizontal stabilizer to… Read More

Boeing deal, “crucial to Embraer survival,” in doubt

Update, Dec. 7: Embraer to appeal injunction. According to the Google translation of a Brazilian newspaper, the injunction appears to be intended to halt any completion of the deal during the interim between the November presidential election and… Read More

Breaking News: Brazilian court blocks Boeing-Embraer deal, reports Reuters

Dec. 6, 2018: A Brazilian court has blocked the proposed joint venture between Boeing and Embraer, reports Reuters. Details are just emerging. More reporting to come.

NMA must stand on its own business case

Dec. 6, 2018, © Leeham News: The prospective Boeing 797 (NMA) must stand on its own business case and not rely on aftermarket contracts for a profitable program, reports investment bank JP Morgan. JPM’s aerospace analyst Seth Seifman… Read More

Is the A380 less economical than a 777-300ER?

The full article requires a Paid Subscription and LogIn. If you are are Paid Subscriber, please Log In with your User Name and ID. If you wish to become a Paid Subscriber, please go to our Sign-Up page.

A380 suffers new blow, future remains bleak

The full article requires a Paid Subscription and LogIn. If you are are Paid Subscriber, please Log In with your User Name and ID. If you wish to become a Paid Subscriber, please go to our Sign-Up page.