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Breaking the sound barrier with a 744F ???

Posted: Tue Jan 27, 2009 4:38 am
by chevol
Yesterday, I flew from KWRI to ETAR, accross the ocean I was in a tail jetstream of 120kts which gave me a steady GS of 615 NM with an airspeed of .848... I never covered such a long distance so fast! :shock: (I was using ActiveSky)

I guess one could go even faster... but I would hate going the opposite way.

Cheers
Luc

Re: Breaking the sound barrier with a 744F ???

Posted: Tue Jan 27, 2009 5:34 am
by 1691
I had a 160 kt tail wind last week going eastbound. I was getting about 645 indicated on an MD11.

Re: Breaking the sound barrier with a 744F ???

Posted: Tue Jan 27, 2009 6:51 am
by Kevin Hester
I remember a few months ago I caught a piggy back ride on a jetstream headed to EGKK on a Atlas flight. I had a 120KT tailwind pushing my GS to 635KTS.

ATC sent me a PM asking me if I had the afterburners running :D :shock: .

Re: Breaking the sound barrier with a 744F ???

Posted: Tue Jan 27, 2009 12:56 pm
by yoni63
Real world story, one of my instructor friends claimed that he was up over the central US one time and had a ground speed of almost 230 knots in a cessna 152. He said it was during the summer months and the jetstream had dipped. I had always thought you had to be waaay up there to catch that but since then I have been told its possible to catch it at a lower altitude when things are just right.