NP321 - ADMIRALTY: The Star Almanac for Land Surveyors (2024)
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His Majesty's Nautical Almanac Office
CD-ROM Included
Product Details
Part Number: NP321-24
Edition: 2024
Printed and corrected to: No
ISBN: 9780707746395
Publisher: UK Hydrographic Office
Language: English
Format: Paperback
MPN: NP321-24
The Star Almanac contains positions of the major and selected bright stars in a tabular format for easy identification. It is ideal for land surveyors who use astronomical observations to determine their geographical position or the direction to true north.
This edition includes:
- A CD containing the almanac in PDF format and the coefficients representing the positions of the Sun and stars in ASCII files
- Coefficients for calculating the Greenwich hour angle and declination of all the stars published in The Star Almanac, accurate to about 1 arcsecond
- Polynomial coefficients for calculating R (GHA Aries - UT), declination, E and semi-diameter of the Sun are also included
