Author: Greg Rudzinski

Ultra compact sight reduction

Recently, Hanno Ix, a retired engineer and a member of the online NavList navigation forum (, presented a challenge to the forum for the development of a manageable means of sight reduction without the use of logs, slide rules or calculators and, if possible, also eliminating special rules and ambiguities.

Sextant sights without a telescope

To the editor: The celestial navigator’s best friend aboard a small craft may very well be the sight tube. A sight tube used together with a whole horizon mirror provides the sextant with an incredible field of view and minimizes…