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Rapid Sight Reduction Tables for Navigation

Description:

Nautical Publication Number: NP 303

Air Publication Number: AP 3270

Rapid Sight Reduction Tables for Navigation is available as a three volume set.

Volume 1 contains the altitude to 1' and true azimuth to 1° for the seven stars most suitable for finding your position with a sextant, for the complete range of latitudes and hour angles of Aries. The latest edition is that for epoch 2015.0, published in mid-July 2012. This publication is aimed at the navigator using astro-navigation and provides the optimum selection of stars for a three-star fix.

Volume 2 and Volume 3 contain values of the altitude to 1' and azimuth to 1° for integral degrees of declination from 29° north to 29° south, for the complete range of latitudes and for all hour angles at which the zenith distance is less than 95° (97° between latitudes 70° and the poles) providing for sights of the Sun, Moon and planets. Volume 2 covers latitudes between 0° and 40°. Volume 3 covers latitudes between 39° and 89°.

Purchase:

You can purchase your copies from Admiralty Paper Distributors.

Status:

PDF copies of the sight reduction forms in these volumes are available:

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Last modified: Monday, 03 November 2014 at 17:57:13 GMT