RNP 'Required Navigation Procedures', GPS/sat-nav based services, for example, enabling independent parallel ILS at SFO, where rwy displacement is 750'. RVSM 'Reduced Vertical Separation Minima', 1000' vertical spacings vs. 2000'. Now used intra-Europe and on transoceanic tracks. Yep, and scopes were round (or square) green screens not rectangular color XGA... - RWM Allan9 wrote: > > Gonna have to say the acronyms RNV and RVSM are foreign to me or I'm having > a senior moment. Been gone for awhile. I can remember when the radar scope > in the terminal environment was smaller than what you're looking at right > now., > > Al > > ----- Original Message ----- > From: "RWM" <RWM@RWMann.com> > To: <AIRLINE@LISTSERV.CUNY.EDU> > Sent: Friday, October 11, 2002 8:26 AM > Subject: Re: New system to enhance air traffic, safety > > > We're saying the same thing, Al. > > > > The Electra on direct routings matched jet block speeds on V routings. > > > > Free flight then, now and in the future breaks down as the traffic flow > > approaches the terminal area. > > > > LAHSO is breaking down as small jets requiring full rwy length replace > > turboprops. > > > > RNP, RVSM and similar may add to the toolbox. > > > > - RWM > > > > Allan9 wrote: > > > > > > RWM, > > > Perhaps you are aware of something that I'm not. Eastern's shuttle as > you > > > say of the 60's had "free flight" but remember the majority of domestic > > > traffic flows are east-west, west-east. The shuttle was on the > perimeter of > > > the flow and outside of it. > > > Not certain it will reduce number of controllers. If it does it will be > so > > > negligible that you won't even notice. Free Flight and this may as I > said > > > get you there faster but at the 33 pacing airports you'll likely hold > longer > > > or be slowed down earlier. Remember the only common tool an air traffic > > > controller has is airspeed. Picture 33 funnels around the country. > It's > > > only measurable by what comes out the bottom. LAHSO was the only "tool" > the > > > controller got recently that helped handling traffic. > > > > > > Al > > > > > > ----- Or iginal Message ----- > > > From: "RWM" <RWM@RWMann.com> > > > To: <AIRLINE@LISTSERV.CUNY.EDU> > > > Sent: Friday, October 11, 2002 7:09 AM > > > Subject: Re: New system to enhance air traffic, safety > > > > > > > No, but we'll all have to read the tiny screen instead of the panel, > or > > > > having eyes outside, and we'll have to learn to type > > > > better/faster/cheaper... All of which is slower than issuing and > > > > intuitively responding in realtime to verbal command across 8.33 khz > > > > frequency spacings. > > > > > > > > "Free flight" has been around since the 1960's and Eastern Shuttle > > > Electras > > > > used Sperry "4-D" guidance. It's here now as "fly direct". And both > > > break > > > > down after top of descent into to the terminal area, as you say. > > > > > > > > You're not losing anything. But it require fewer controllers to do > the > > > job. > > > > > > > > - RWM > > > > > > > > Allan9 wrote: > > > > > > > > > > Gosh, I love all this great technology. We will be able to let the > > > aircraft > > > > > fly closer and where they want (free flight) and all arrive at their > > > > > destination at the same time and enter the holding pattern because > the > > > > > runway acceptance rate will not handle them. Maybe I'm loosing > > > something in > > > > > the translation. > > > > > > > > > > Al > > > > > > > > > > ----- Original Message ----- > > > > > From: "Roger James" <ejames@escape.ca> > > > > > To: <AIRLINE@LISTSERV.CUNY.EDU> > > > > > Sent: Thursday, October 10, 2002 11:58 AM > > > > > Subject: New system to enhance air traffic, safety > > > > > > > > > > > New system to enhance air traffic, safety > > > > > > > > > > > > WASHINGTON (AP) =97 Federal officials are working on a navigation > > > system= > > > > > > that=20 > > > > > > will let planes fly closer together, prevent crashes into > mountains > > > > > and,=20 > > > > > > perhaps, become part of a system to prevent hijackers from flying > > > > > planes=20 > > > > > > into buildings or other structures. The Federal Aviation > > > Administration=20 > > > > > > will establish the automated system at San Francisco International > > > > > Airport= > > > > > > =20 > > > > > > next month, and plans to eventually deploy it at other airports. > > > Many=20 > > > > > > commercial aircraft already have the equipment required to use the > > > > > system.= > > > > > > > > -- > > - R.W. Mann & Company, Inc. >> Airline Industry Analysis > > Port Washington, NY 11050 >> tel 516-944-0900, fax -7280 > > mailto:RWM@RWMann.com >> URL http://www.RWMann.com/ > > -- R.W. Mann & Company, Inc. >> Airline Industry Analysis and Consulting Port Washington, NY 11050 >> tel 516-944-0900, fax 516-944-7280 mailto:info@RWMann.com >> URL http://www.RWMann.com/