From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.3 required=5.0 tests=BAYES_00,INVALID_MSGID autolearn=no autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 1094ba,9f0bf354542633fd X-Google-Attributes: gid1094ba,public X-Google-Thread: 103376,d901a50a5adfec3c X-Google-Attributes: gid103376,public From: dewarr@my-dejanews.com Subject: Re: Fortran or Ada? Date: 1998/09/25 Message-ID: <6uenpb$fpd$1@nnrp1.dejanews.com>#1/1 X-Deja-AN: 394550822 References: <36068E73.F0398C54@meca.polymtl.ca> <6u8r5o$aa4$1@nnrp1.dejanews.com> <360A3446.8AD84137@lmco.com> <6udre0$ha1$1@nnrp1.dejanews.com> <360AB57E.794B@lanl.gov> X-Http-Proxy: 1.0 x8.dejanews.com:80 (Squid/1.1.22) for client 205.232.38.14 Organization: Deja News - The Leader in Internet Discussion X-Article-Creation-Date: Fri Sep 25 00:23:07 1998 GMT Newsgroups: comp.lang.fortran,comp.lang.ada X-Http-User-Agent: Mozilla/2.02 (OS/2; I) Date: 1998-09-25T00:00:00+00:00 List-Id: In article <360AB57E.794B@lanl.gov>, William Clodius wrote: > Robert I. Eachus wrote: > > > > For the record, the launch did fail do to a single character error. > > But the error was in transcribing the control equations for the > > booster, not in the actual code derived from them. The error didn't > > manifest itself on earlier launches, because the instability was > > second-order. > > > > As near as I can tell the best record of the launch available on the net > that is readilly available is the alt.folklore.computers FAQ > > http://www.nutec.com/employees/wilson/faq/ > > the launch was lost due a combination of a hardware failure and the > software error. The guidance system was designed to process data from > two radar sources, one of which (the rate system) failed, revealing the > instability of the software error in the processing of the other (track) > system. I strongly suspect that the error was first order in its > effects, (i.e, the rate data was the most direct measure of motional > stability and the system relied exclusively on that data for this part > of its analysis while the rate system was operating), but the desciption > isn't detailed enough to be certain > > -- > > William B. Clodius Phone: (505)-665-9370 > Los Alamos Nat. Lab., NIS-2 FAX: (505)-667-3815 > PO Box 1663, MS-C323 Group office: (505)-667-5776 > Los Alamos, NM 87545 Email: wclodius@lanl.gov I wish to apologize for starting this completely off-topic thread. My original post was on-topic, but mentioning something like this was unwisely provocative I guess :-) -----== Posted via Deja News, The Leader in Internet Discussion ==----- http://www.dejanews.com/rg_mkgrp.xp Create Your Own Free Member Forum