NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: suggestion for a satisfactory celnav narrative
From: Courtney Thomas
Date: 2005 Jun 3, 16:45 -0500
From: Courtney Thomas
Date: 2005 Jun 3, 16:45 -0500
Thank you Robert. Maybe a good first step might be... starting a nomination process for project coordinator since, happily, a number of people now have volunteered in one way or another. Appreciatively, Courtney On Fri, 2005-06-03 at 15:08, Robert Gainer wrote: > I think the project is worth doing, but I dont have the skill set required > to help much with the knowledge base. I will however contribute server space > and setup help if that will get this started. I am already contributing > server space to Dan Hogan and his Nav-L web page. > > Maybe this can all be combined into one project on the Nav-L page. Jim > Thompson has what I think is an excellent website in the form of study notes > that he has posted, maybe that can be the start of the text, or maybe that > can be the text and it may stay at his site and links can be established to > his work at other sites such as the Nav-L page. All of that is of course up > to Jim Thompson and Dan Hogan. > > I am open to suggestions as to how this should be pursued, I am willing to > spend some time, and money to accomplish what is decided by the consensus of > the group. > Robert Gainer > > > >From: John Kabel> >Reply-To: Navigation Mailing List > >To: NAVIGATION-L@LISTSERV.WEBKAHUNA.COM > >Subject: Re: suggestion for a satisfactory celnav narrative > >Date: Fri, 3 Jun 2005 09:56:19 -0400 > > > >As another cynic, but still full of energy, I suggested the Wikipedia > >approach in an e-mail a few days ago. That is one way I am prepared to > >contribute. The other way would be an effort supported on a dedicated > >server that this group can work with. I am not competent to set up a > >multi- > >authored document on a server, my own or anyone else's. If someone were to > >set it up, and identify to the group the ground rules and the access > >mechanism, I would again contribute what I could. I think the Wiki type of > >software could be used for that. Does the foregoing reduce me to half a > >cycnic?? > > > >John Kabel, SN > >London, Ontario > > > > > Andrew Corl wrote- > > > > > > >For Courtney, I am raising my hand to help with this. Don't know what > >I > > > >can do but here is a list of techniques I feel should be in the manual: > > > >Dead Reckoning Latitude by Noon Sun Longitude using a shortwave radio > >and > > > >the noon sun Sextant operation and how to determine the elevation above > >the > > > >horizon of the sun, moon, star, and planet Sight reduction using H.O. > >249 - > > > >method I am presently learning Sight reduction doing all the math (the > > > >"apex of celestial navigation" according to Frank) > > > > > > As a world-weary old cynic, my opinion is that any offer, saying "this > >is > > > how I think it should be done, and I'm prepared to contribute" is worth > >at > > > least 10 proposals of "this is how I think it should be done, but by > >someone > > > else, not by me". So Andrew's suggestions are indeed useful. > > > > > > No doubt, he expected a bit of nitpicking about his choice of topics, > >and I > > > am happy to provide it. It relates to his suggested topic- "Longitude > >using > > > a shortwave radio and the noon sun" > > > > > > Although proposals for timing the moment of noon, by observing the Sun > > > around noon, reappear on this list at regrettably regular intervals, the > > > fact remains that noon is the worst possible moment for doing that job. > > > Although it's possible to make a crude assessment of the moment-of-noon > >by > > > making an extended set of observations, before noon and after, the only > >way > > > to get a PRECISE value of time-by-the-Sun (and hence longitude) is to do > >so > > > at a time WELL AWAY from noon, so that the Sun is rising and falling at > >a > > > measurable rate. If Andrew were to rephrase his suggestion to read > >instead- > > > "Longitude using a shortwave radio and a time-sight of the Sun", then I, > >for > > > one, would be happy. > > > > > > George. > > > > > > ================================================================ > > > contact George Huxtable by email at george@huxtable.u-net.com, by phone > >at > > > 01865 820222 (from outside UK, +44 1865 820222), or by mail at 1 Sandy > >Lane, > > > Southmoor, Abingdon, Oxon OX13 5HX, UK. > > > ================================================================ > > > > > > > > > -- > > > Incoming messge appears to be virus-free. > > > Checked by AVG Anti-Virus. > > > Version: 7.0.322 / Virus Database: 267.5.0 - Release Date: 6/2/05 > > > > > > > > > > > > >-- > >Outbound e-mail is scanned for viruses. > >Checked by AVG Anti-Virus. > >Version: 7.0.322 / Virus Database: 267.5.0 - Release Date: 6/2/05 > > _________________________________________________________________ > Dont just search. Find. Check out the new MSN Search! > http://search.msn.click-url.com/go/onm00200636ave/direct/01/