
NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Leg 55 results
From: Ed Falk
Date: 1999 Jun 21, 21:24 EDT
From: Ed Falk
Date: 1999 Jun 21, 21:24 EDT
> If you have WEB access got to the Navigation-L page > (http://nav.cnchost.com) and down load ALMNAC20.ZIP. It is free ware > and will provide sufficient accuracy for Silicon Sea. Does anybody have the source code to one of the more accurate software almanacs? I wrote one myself, but it differs from the Nautical Almanac by up to 10 arcminutes in many cases. > >All plotting was done on sheets of typing paper. DR computations by > >E6-B air navigation slide rule. Sight reduction by paper and pencil. By > >the way, keeping up with Silicon Sea with traditional methods is pretty > >time-consuming, which is the main reason I don't always participate. I've > >noticed everyone else seems to use computers. I'm trying to do it with pencil & paper. If I wanted to use a computer, I'd get a GPS receiver. (Actually, I use a computer to generate pages from the sight reduction tables because I'm too cheap to buy the tables, and to double-check my answers, but that's it.) > POSPLOT.EXE is a freeware program to print plotting sheets on 8.5x11 > paper. I have used it on Laserjet and Deskjet printers. On the boat I > use the Q.E.D. plotting sheet. See my previous note. I've written a nice universal plotting sheet in postscript. -ed falk p.s. is leg 55 of Silicon Sea on-line anywhere?