Whether you are looking for specific celestial data to complete a school project, training to use a sextant, or archiving maritime data, the remains an essential, authoritative resource.

The heart of the book. Each two-page spread covers three consecutive days, providing precise celestial coordinates at hourly intervals.

The Nautical Almanac 2008 PDF offers several benefits to mariners and navigators:

Combine your corrected GHA and Declination with your Assumed Position (AP). Use sight reduction tables to calculate the Computed Altitude (Hc) and Azimuth (Zn). Compare Hc with your Observed Altitude (Ho) from the sextant to plot your Line of Position. Legal and Safety Warnings

I can:

Is this for , a specific training course workbook , or checking an old ship log ?

: Times for sunrise, sunset, moonrise, and moonset across various latitudes.

: Offers specific excerpted data, such as the 2008 Polaris (Pole Star) Table used for determining latitude. Key Contents for 2008

Open the 2008 PDF to the correct month and day.

If you're a sailor, navigator, or astronomer, having access to this data can be essential for:

As this is a 2008 edition, it cannot be used for live navigation in the current year. Celestial positions shift slightly over time due to precession and nutation; therefore, using 2008 data for a 2026 voyage would result in significant position errors. However, as a digital archive, a PDF version is highly portable and searchable compared to the traditional heavy hardback.

Find the whole hour of your observation in the left-hand column. Record the base GHA and Declination.