FlyerTalk Evangelist and Ambassador: The British Airways Club
Join Date: Jun 2008
Location: Somewhere between 0 and 13,000 metres high
Programs: AF/KL Life Plat, BA GGL+GfL, ALL Diam, Hilton Diam, Marriott Gold, blablablah, etc
Posts: 33,186
Thanks all for the useful pointers both on other speed experiences and on Mach. And I loved the descriptions of the various speed types being used and measured!
Thankfully that short flight happened to be one in y when I couldn't sleep anyway and included some holding before landing into lhr.