Turn to the daily page for July 4, 2008. For the Sun:
For , always buy the current year’s edition. For training and backup , the 2008 PDF is excellent.
offers a full 2008 Nautical Almanac PDF (136 pages) including formulae and daily pages.
Navigation certification exams often utilize past years' almanacs for testing purposes. A student practicing with the 2008 data learns the exact same procedures as a professional navigator, without the need to purchase a new, expensive almanac every year. Additionally, historians and researchers use these documents to reconstruct historical voyages or study the precise astronomical conditions of specific dates. The PDF format ensures that these historical records are not lost to time or physical degradation, serving as a permanent digital archive of the solar system's mechanics for that specific year.
Apply corrections for index error, dip (height of eye), and refraction to get the true altitude [2].
