Long Term Almanac 2000 - 2050
Long Term Almanac 2000 - 2050 for the sun and selected stars with concise sight reduction tables.
The ideal one-book navigation back-up for experienced navigators. Almanac data for sun and stars, valid until 2050, plus easy to use sight reduction tables and altitude correction tables.
All the information you need for
- finding your position from timed sextant sights
- checking your compass by celestial bearings
- compute great circle routes to your destination
2. edition, 2008
By Geoffrey Kolbe