X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sun, 10 Jun 2007 03:17:50 -0400 Message-ID: X-Original-Return-Path: Received: from mtao04.charter.net ([209.225.8.178] verified) by logan.com (CommuniGate Pro SMTP 5.1.9) with ESMTP id 2094341 for lml@lancaironline.net; Sun, 10 Jun 2007 02:36:41 -0400 Received-SPF: none receiver=logan.com; client-ip=209.225.8.178; envelope-from=rpharis@teamimc.com Received: from aa04.charter.net ([10.20.200.156]) by mtao04.charter.net (InterMail vM.7.08.02.00 201-2186-121-20061213) with ESMTP id <20070610063600.RCUW1527.mtao04.charter.net@aa04.charter.net> for ; Sun, 10 Jun 2007 02:36:00 -0400 Received: from ws1 ([71.80.234.210]) by aa04.charter.net with SMTP id <20070610063559.JVRO26958.aa04.charter.net@ws1> for ; Sun, 10 Jun 2007 02:35:59 -0400 From: "Rod Pharis" X-Original-To: "'Lancair Mailing List'" Subject: RE: [LML] Safety X-Original-Date: Sat, 9 Jun 2007 23:34:58 -0700 X-Original-Message-ID: <001301c7ab29$7b230550$6501a8c0@ws1> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0014_01C7AAEE.CEC42D50" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook CWS, Build 9.0.2416 (9.0.2910.0) X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2800.1896 Importance: Normal In-Reply-To: X-Chzlrs: 0 This is a multi-part message in MIME format. ------=_NextPart_000_0014_01C7AAEE.CEC42D50 Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: 7bit Paul, I'm sure that this question is tongue-in-cheek. But just in case, surely this simply means a collision between two or more aircraft while fully airborne. -----Original Message----- From: Lancair Mailing List [mailto:lml@lancaironline.net]On Behalf Of Paul Lipps Sent: Saturday, June 09, 2007 12:42 PM To: lml@lancaironline.net Subject: [LML] Safety In the interests of safety, I've been scouring many aviation-related publications for the definition of "mid" air. Is that at 18,000' where the air density is 1/2 of sea level, or at the mid altitude of the extremes of where aircraft normally operate, say mid-way between 50,000' and sea-level, or 25,000'? or the mid-point of where non-oxygen equipped aircraft usually operate, or 6250'? If any one out there knows, please clue me in. I keep reading about all these collisions that occur at mid-air, and would like to avoid that altitude if at all possible on my flights! ------=_NextPart_000_0014_01C7AAEE.CEC42D50 Content-Type: text/html; charset="Windows-1252" Content-Transfer-Encoding: quoted-printable

Paul,

I'm=20 sure that this question is tongue-in-cheek. But just in case, = surely this=20 simply means a collision between two or more aircraft while fully = airborne.=20

-----Original Message-----
From: Lancair Mailing = List=20 [mailto:lml@lancaironline.net]On Behalf Of Paul = Lipps
Sent:=20 Saturday, June 09, 2007 12:42 PM
To:=20 lml@lancaironline.net
Subject: [LML] = Safety

In the interests of safety, I've been scouring = many=20 aviation-related publications for the definition of "mid" air. Is that = at=20 18,000' where the air density is 1/2 of sea level, or at the mid = altitude of=20 the extremes of where aircraft normally operate, say mid-way between = 50,000'=20 and sea-level, or 25,000'? or the mid-point of where non-oxygen = equipped=20 aircraft usually operate, or 6250'? If any one out there knows, please = clue me=20 in. I keep reading about all these collisions that occur at mid-air, = and would=20 like to avoid that altitude if at all possible on my=20 flights!

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