Descrizione
The Nautical Almanacis carried on every ship within the Royal Navy and on many sea-going vessels around the world. It is at the core ofcelestial navigationaltraining courses worldwide. Carriage ofThe Nautical Almanacis required in either paper or digital format, under Regulation 19.2.1.4 of SOLAS Chapter V.
This annual publication includes:
- Tabulations of the Sun, Moon, navigational planets and starsto help determine positions at sea when using a sextant
- Times of sunrise, sunset, twilights, moonrise and moonset, calendarial information, phases of the Moon and eclipses of the Sun and Moonto help bridge crews plan observations
- Interpolation and altitude correction tables, pole star tables and diagrams, and notes for the identification of stars and planets
- Information onstandard times for countriesaround the world
- A concise set ofsight reduction tables and sight reduction forms
- A six-page supplement ofpolar astronomical phenomenaincluding semi durations of sunlight, civil twilight and moonlight included in the publication at the request of the Royal Navy
Recensioni
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