Archived posting to the Leica Users Group, 2004/02/18
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]This is incorrect. The concorde achieved more then Mach 2.1 in sustained flight. In fact crossing the Atlantic at that speed. As is mentioned in the very nice and informative link,the fuel consumption of the Valkyrie in test flights was to high to do the same. best regards simon jessurun > In a message dated 2/16/04 7:08:36 PM, Greg writes: > > << The XB-70 Valkyrie was a truly spectacular looking and preforming > aircraft! Certainly in the same league as the Concorde and the SR-71 Blackbird. You > should be very proud to have been involved in its development! > >> > > The XB-70 was intended to be a rapid response bomber during the Cold War. It > was designed to fly at 3 times the speed of sound (twice the speed of the > Concorde) for several thousand miles, penetrating the Russian air space and > returning to a US base. However, before the plane was deployed, missile technology > advanced to the point where it proved more cost effective than the > horrendously expensive XB-70 and the project was terminated. Only 3 of the XB-70s were > built. One crashed during a photo op when the chase plane got too close and > collided with the bomber. Another was used as a high altitude research aircraft > for several years, then scrapped. The third, and only remaining XB-70 is on > display at Wright-Patterson AFB in the Air Force museum. I got to fly in the > research version of the airplane once. It was noisy, crowded in the jump seats > provided, and an extreme rush. Naturally, I was not allowed to bring a camera. Not > even my brand new Leica M3. > > Larry Z > -- > To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html - -- To unsubscribe, see http://mejac.palo-alto.ca.us/leica-users/unsub.html