Celestial Navigation Work Forms

By David Burch  Starpath work forms for sight reduction procedures in celestial navigation have been used by tens of thousands of navigators for over forty years. Designed to make the sight reduction of all celestial bodies flow in the same logical procedure that matches how data are presented in the Nautical Almanac and in the various sight reduction tables. There is always a place for adjusting angles to base values as needed, plus reminders on the signs of the values. Intermediate results are grouped for convenient entrance to the tables and for plotting the resulting lines of position. Once a few examples have been worked, the forms alone guide you through the process. Even after being away from cel nav for long periods, the forms are a quick refresher that gets you back up to speed quickly. Detailed instructions are included, with warnings about common errors. Forms included are: Form 104 (40 forms) Sight reduction of all bodies using Pub 249 (Vols. 2 and 3) or Pub 229 (all volume