X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Fri, 23 May 2008 11:14:36 -0400 Message-ID: X-Original-Return-Path: Received: from bay0-omc1-s18.bay0.hotmail.com ([65.54.246.90] verified) by logan.com (CommuniGate Pro SMTP 5.2.3) with ESMTP id 2934353 for lml@lancaironline.net; Thu, 22 May 2008 16:47:52 -0400 Received-SPF: pass receiver=logan.com; client-ip=65.54.246.90; envelope-from=gt_phantom@hotmail.com Received: from hotmail.com ([207.46.8.14]) by bay0-omc1-s18.bay0.hotmail.com with Microsoft SMTPSVC(6.0.3790.3959); Thu, 22 May 2008 13:47:13 -0700 Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Thu, 22 May 2008 13:47:13 -0700 X-Original-Message-ID: Received: from 68.215.140.183 by BAY117-DAV4.phx.gbl with DAV; Thu, 22 May 2008 20:47:09 +0000 X-Originating-IP: [68.215.140.183] X-Originating-Email: [gt_phantom@hotmail.com] X-Sender: gt_phantom@hotmail.com From: "GT-Phantom" X-Original-To: Subject: FW: L235 glide data X-Original-Date: Thu, 22 May 2008 16:47:10 -0400 X-Original-Message-ID: <00fe01c8bc4d$0195b030$6601a8c0@thunderlap> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00FF_01C8BC2B.7A841030" X-Mailer: Microsoft Office Outlook 11 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 Thread-Index: Aci8SO+tS/ZiiR5dR0KFQ4PZT0dQDQAABr7QAADa2iA= X-OriginalArrivalTime: 22 May 2008 20:47:13.0594 (UTC) FILETIME=[036B81A0:01C8BC4D] X-Original-Return-Path: gt_phantom@hotmail.com This is a multi-part message in MIME format. ------=_NextPart_000_00FF_01C8BC2B.7A841030 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit This is my first try at posting, so I don't know if it is as easy as sending an email but here goes: My Lancair 235, from 8500' MSL over open water in the Bahamas with 2 180lb persons and 50lbs baggage lost a propeller tip (wood prop). Climbed slightly and cut power to idle, was back at 8500' by the time I stabilized. From that point we glided over 20 miles over open water to land. We may have had a bit of a tailwind, but if so it wasn't much. I'm not an aeronautica engineer, but at 120mph IAS my ROD was only about 750-850 fpm - slow enough so that I chose to do a high downwind entry rather than a straight-in. I'm wondering if the figures below were fully configured? I got gear on short final.. Story, as told by my passenger, here: http://www.bahamavilla.com/update.html Bill _____ From: Paul Lipps [mailto:elippse@sbcglobal.net] Sent: Wednesday, May 21, 2008 20:49 To: lml@lancaironline.net Subject: L235 glide data My Lancair has extended wingtips. Span 25', 77.1 sq. ft., 8.1 AR, 0.82 Oswald, 1.5 sq.ft. drag area*,1000# empty, pilot + fuel 350#. Best L/D 104 mph IAS, ROD 1370 ft./min. 45 deg. turn at equal parasite and induced drag, 123 mph IAS, ROD 2300 ft./min., turn rad. 779', 13.6 sec. / 180 deg., altitude loss 519' / 180 deg. 45 deg. turn at 76%, 94 mph IAS, ROD 2020 ft./min., 318' turn radius, 7.3 sec., altitude loss 244' / 180 deg. * My data. This is equivalent parasite drag area only, and does not include induced loss. ------=_NextPart_000_00FF_01C8BC2B.7A841030 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

This=20 is my first try at posting, so I don't know if it is as easy as sending = an email=20 but here goes:

My=20 Lancair 235, from 8500' MSL over open water in the Bahamas with 2 180lb = persons=20 and 50lbs baggage lost a propeller tip (wood prop). Climbed = slightly and=20 cut power to idle, was back at 8500' by the time I stabilized. = From that=20 point we glided over 20 miles over open water to land. We may have = had a=20 bit of a tailwind, but if so it wasn't much.

I'm=20 not an aeronautica engineer, but at 120mph IAS my ROD was only about = 750-850 fpm=20 - slow enough so that I chose to do a high downwind entry rather than a=20 straight-in.

I'm=20 wondering if the figures below were fully configured? I got gear = on short=20 final..

Story,=20 as told by my passenger, here:

http://www.bahamavilla.co= m/update.html

Bill

From: Paul Lipps = [mailto:elippse@sbcglobal.net]=20
Sent: Wednesday, May 21, 2008 20:49
To:=20 lml@lancaironline.net
Subject: L235 glide = data

My Lancair has extended wingtips. Span 25', 77.1 = sq. ft.,=20 8.1 AR, 0.82 Oswald, 1.5 sq.ft. drag area*,1000# empty, pilot + fuel = 350#.=20

Best L/D 104 mph IAS, ROD 1370 = ft./min.

45 deg. turn at equal parasite and induced drag, = 123 mph=20 IAS, ROD 2300 ft./min., turn rad. 779', 13.6 sec. / 180 deg., altitude = loss 519'=20 / 180 deg.

45 deg. turn at 76%, 94 mph IAS, ROD 2020 = ft./min., 318'=20 turn radius, 7.3 sec., altitude loss 244' / 180 deg.

* My data. This is equivalent parasite drag=20 area only, and does not include induced = loss.

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