John, That was what I was thinking - on north/south routes, there is more likely to be a crosswind. However, the probablity of the crosswind being exactly 90 degrees to the aircraft is probably small so there will be a head- or crosswind component to worry about. David > David, > You are right. Although the routes you'd have are more likely to get > crosswinds than head/tail winds, I would think -- and even that would > spell trouble. But where's your adventuring spirit -- what's wrong with a > few days in the Northwest Territories? Must be better than the Chicago > freeways. Or, how about midair refueling? Give the passengers something to > look forward to :-). Actually, I've been on an Airbus 320 (319, 321?) from > Washngton Dulles to Portland that had to make a fuel stop in Minneapolis, > and a friend of mine had to make a fuel stop in Billings on a 737 from > Chicago to Portland. (both of these in winter) > > Our provost just flew to Perth last week; one leg was San Francisco to > Sydney of 6445 nm. > > This is broaching the topic we had last year of the longest non-stop > route. I forget the answer. > > john > > On Tue, 13 Aug 2002 damiross2@attbi.com wrote: > > > The 747 and A340 may have the range but the distances > > you mention are still-air ranges. What is the distance > > taking into account the average winds? If the distance > > to Chicago is 6,571 nm, what is it with an average > > headwind of, say, 50 kts? > > > > David > > > Mike, > > > Karachi to: > > > Chicago: 6571 nautical miles > > > > > > Los Angeles: 7270 nm > > > > > > Houston: 7371 nm > > > > > > The 747-400ER has a range of 7670 nm and the Airbus 340-500 has a range of > > > 8650 nm -- I got these from the Boeing & Airbus sites. I *think* these are > > > the only planes capabale of any of these routes (short of the Space > > > Shuttle). > > > > > > john > > > > > > -- > > > John F. Kurtzke, C.S.C. > > > Department of Mathematics > > > 278 Buckley Center > > > University of Portland > > > Portland, OR 97203 > > > 503-943-7377 > > > kurtzke@up.edu > > > > -- > John F. Kurtzke, C.S.C. > Department of Mathematics > 278 Buckley Center > University of Portland > Portland, OR 97203 > 503-943-7377 > kurtzke@up.edu