The 1988 edition follows the standardized format established in 1958 by the US Naval Observatory and HM Nautical Almanac Office. Core Data Tabulated Hourly
Before you close your browser, ensure your includes:
Why 1988? For many, it is the sweet spot between modern computational accuracy and the "analog soul" of maritime navigation. Whether you are recreating a vintage voyage, practicing backup navigation, or studying the ephemerides for a specific historical event, finding the top version of this PDF is critical.
: A significant total solar eclipse occurred on March 17–18, 1988 . The path of totality began in the Indian Ocean, crossed Sumatra, and lasted approximately 1 minute and 43 seconds.
The Nautical Almanac is an essential reference book for mariners, providing vital astronomical data for navigation. The 1988 edition is still widely used today, and in this guide, we'll explore how to access and utilize the Nautical Almanac 1988 PDF.