Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!linus!philabs!seismo!hao!hplabs!sri-unix!Mary.Shaw@CMU-CS-A From: Mary.Shaw%CMU-CS-A@sri-unix.UUCP Newsgroups: net.aviation Subject: Re: Schweizer sailplane wing loadings - (nf) Message-ID: <3234@sri-arpa.UUCP> Date: Tue, 19-Jul-83 08:17:00 EDT Article-I.D.: sri-arpa.3234 Posted: Tue Jul 19 08:17:00 1983 Date-Received: Thu, 21-Jul-83 15:12:33 EDT Lines: 35 All the numbers except the 1-35 were from my Schweizer manuals; the 1-35 numbers were from Jane's Sailplanes. However, many high-performance sailplanes have wing loadings in the 8-10 lb/sq ft range. Here are some more numbers from Jane's: What Best glide Wing loading ratio (lb/sq ft) Schneider ES 52 Kookaburra 20 5.36 PIK-20B 42 9.21 Akaflieg SB-9 Stratus 48 5.53 Akaflieg SB-10 Schirokko 53 7.98 (tandem, 29m wings) Akaflieg Mu 27 47 8.19 Akaflieg FS-24 Phoenix 40 3.79 Glaser-Dirks DG-200 42 9.22 Glasfluegel 604 49 8.6 Schemp-Hirth Nimbus 49 8.25 Schemp-Hirth Mininimbus 42 9.34 Schleicher Rhoenadler 20 2.84 (1932 design) Schleicher ASW 12 47 6.57 Schleicher ASW 17 48.5 7.86 Schneider Grunau Baby 17 3.62 (1932 design) Schweyer Rhoensperber 20 3.46 (1935 design) SZD-42A Jantar 2 47 8.52 ICA-Brasov IS-32 46 8.31 FFA Diamant 45 6.31 Neucom AN-66C Super-Elfe 48 6.8 Sigma I 48 11.79 (1971 design) Slingsby T.31 Tandem Tutor 18.5 4.87 (1950 design) Vickers-Slingsby Kestrel 22 51.5 8.74 Bede BD-5S 23 7.09 (BD5 with no fan) Bryan HP-15 45 7.99 LAK-9 48 7.92 Looks like design counts for something, too. Mary Shaw