X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sun, 08 Jan 2012 20:50:54 -0500 Message-ID: X-Original-Return-Path: Received: from nschwmtas02p.mx.bigpond.com ([61.9.189.140] verified) by logan.com (CommuniGate Pro SMTP 5.4.3) with ESMTP id 5341090 for lml@lancaironline.net; Sat, 07 Jan 2012 09:37:47 -0500 Received-SPF: pass receiver=logan.com; client-ip=61.9.189.140; envelope-from=frederickmoreno@bigpond.com Received: from nschwcmgw08p ([61.9.190.168]) by nschwmtas02p.mx.bigpond.com with ESMTP id <20120107143709.UPRQ391.nschwmtas02p.mx.bigpond.com@nschwcmgw08p>; Sat, 7 Jan 2012 14:37:09 +0000 Received: from Razzle ([58.169.244.107]) by nschwcmgw08p with BigPond Outbound id Jecm1i0092KlA3e01ecrcm; Sat, 07 Jan 2012 14:37:09 +0000 X-Authority-Analysis: v=2.0 cv=TYMURGsh c=1 sm=1 a=BhAS1fJ0x7EzOqOVbJLN5g==:17 a=JDadKst33uMA:10 a=8nJEP1OIZ-IA:10 a=u0g3qKp6AAAA:8 a=jx0Ge6Ct4iBGKRde28MA:9 a=XeWICp6x0hP8YSFAbicA:7 a=wPNLvfGTeEIA:10 a=GQepyq1Z5R-IHpH0YOAA:9 a=ijOiPlg9qz0MLlvmiuMA:7 a=GLfldaNXOkV0029C9TAA:9 a=1Vq_FK4TplAA:10 a=UlgHkvsYDR5nYZrm:18 a=A27iVlzReFSbSvLkwvAA:9 a=KQqxNPgzF0kA:10 a=Za-yvO1TK4vZf4la:21 a=arduXyFwUxhi_aqU:21 a=Cw9aM8g1rwf2IN2a:18 a=BhAS1fJ0x7EzOqOVbJLN5g==:117 MIME-Version: 1.0 X-Original-Message-Id: <4F085879.0001B4.01440@RAZZLE> X-Original-Date: Sat, 7 Jan 2012 22:36:41 +0800 Content-Type: Multipart/Mixed; charset="iso-8859-1"; boundary="------------Boundary-00=_59NFBSTS4961VA400000" X-Mailer: IncrediMail (6244788) From: "Frederick Moreno" X-FID: FLAVOR00-NONE-0000-0000-000000000000 X-Priority: 3 Subject: Major pilot pucker X-Original-To: undisclosed-recipients --------------Boundary-00=_59NFBSTS4961VA400000 Content-Type: Multipart/related; type="multipart/alternative"; boundary="------------Boundary-00=_59NF1D1S4961VA400000" --------------Boundary-00=_59NF1D1S4961VA400000 Content-Type: Multipart/Alternative; boundary="------------Boundary-00=_59NF62XS4961VA400000" --------------Boundary-00=_59NF62XS4961VA400000 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Perth International Airport is interesting in the respect that except for= a nearby smallish military air base (Pearce) it has the only big runways fo= r big airplanes for hundreds of miles around. The really big heavies inbo= und from the Middle East use Adelaide (over 1000 miles away) as an alternate = at times. =0D =0D The only nearby airport options are a few general aviation airports, none rated for a 737 size aircraft, one really small one (Rottnest - listen fo= r it) on a little island about 20 miles offshore. Beyond that there are so= me regional airports used by turboprops 250-350 miles away. =0D =0D A couple of days ago the summer tropical 110F air mass to the north colli= ded with the 60-70F cool air mass from the south (where we live) and quickly created a line of very energetic thunderstorms that ultimately stretched north south over most of central Australia. The line formed quickly and wreaked wind shear havoc over Perth, like 58 knots at 250 feet, and 25 kn= ots of crosswind at the runway threshold, different direction, of course. Th= is led to a lot of missed approaches until - you guessed it - fuel gets low.= =0D =0D Attached is a screen shot of Virgin 697's track history. He got a long h= old then missed on 21, got another hold, then missed on 06 and then the puck= er factor went way up.=0D =0D The link will provide about 30 minutes of ATC audio with some longish qui= et periods. It starts after Virgin 697 has made a lot of turns in holding = and missed the first approach to 21. Listen and then imagine what is being thought but unspoken. =0D =0D http://archive-server.liveatc.net/ypph/YPPH-Jan-03-2012-1400Z.mp3=0D =0D =0D =0D =0D =0D =0D =0D =0D =0D =0D =0D =20 --------------Boundary-00=_59NF62XS4961VA400000 Content-Type: Text/HTML; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Perth International Airport is interesting in the respect that = except for a nearby smallish military air base (Pearce) it has the <= U>only big runways for big airplanes for hundreds of miles aroun= d.  The really big  heavies inbound from the Middle East use Ad= elaide (over 1000 miles away) as an alternate at times.
 
The only nearby airport options are a few general aviation airports,= none rated for a 737 size aircraft, one really small one (Rottnest - lis= ten for it) on a little island about 20 miles offshore.  Beyond that= there are some regional airports used by turboprops 250-350 miles away.&= nbsp;  
 
A couple of days ago the summer tropical 110F air mass to the north = collided with the 60-70F cool air mass from the south (where we live) and= quickly created a line of very energetic thunderstorms that ultimately s= tretched north south over most of central Australia.  The line forme= d quickly and wreaked wind shear havoc over Perth, like 58 knots at = 250 feet, and 25 knots of crosswind at the runway threshold, differe= nt direction, of course.  This led to a lot of missed approaches unt= il - you guessed it - fuel gets low.
 
Attached is a screen shot of Virgin 697's track history.  = He got a long hold, then missed on 21, got another hold, then missed on 0= 6 and then the pucker factor went way up.
 
The link will provide about 30 minutes of ATC audio with some l= ongish quiet periods.   It starts after Virgin 697 ha= s made a lot of turns in holding and missed the first approach to 21.&nbs= p; Listen and then imagine what is being thought but unspoken. =
 
 
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