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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: SNO-T tests
From: Ken Muldrew
Date: 2005 Dec 15, 09:20 -0700
From: Ken Muldrew
Date: 2005 Dec 15, 09:20 -0700
On 15 Dec 2005 at 10:01, Fred Hebard wrote: > I can envision being able to determine arc errors if one had > a flat wall to which the sextant could be pointed at right angles to > some point (normal to the point), I tried this last year after pouring a basement (so I had two reasonably sized walls free of any obstructions). The laser spot was too large, the wall not flat enough, etc. to measure errors in the fraction of a minute range, but it was fun to see just how precise these instruments are on a distance scale where you have everyday experience. Ken Muldrew. \----------------------------+---------------------------------+ o_, O_/ \ Ken Muldrew, PhD | Voice: (403) 220-5976 | <\__/7 <\__ \ Dept. of Cell Biology | Fax: (403) 270-0617 | | / "\ L | University of Calgary | kmuldrew@acs.ucalgary.ca | / / < +-----------------------+---------------------------------+ / / Morning coffee recapitulate phylogeny L/