"Sure. The maximum velocity is apparently always Mach 0.86 for that plane. Whatever the altitude."
You know the statement above is FALSE,you know
FAA & BOEING DATA says differently,yet you take
the False DATA of a Blogger over the FAA & BOEING.
Why??? because it fits your pre-conceived conclusion
whereas the FAA & Boeing data proves your statement
False!
1st PDF.....Fig C-11 p54
2nd PDF.....Fig A-11 p59
http://www.tc.faa.gov/its/worldpac/techrpt/ar06-11.pdf
http://www.tc.faa.gov/its/worldpac/techrpt/ar04-44.pdf
They are labelled ...Maximum Mach Numbers & Coincedent
Altitudes All Flight Phases.