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SIGHT REDUCTION TABLES FOR MARINE NAVIGATION Pub. No. 229 (HO-229) - Commercial Edition - Book
CEL002
The Sight Reduction Tables for Marine Navigation (Pub 229) is published in six Volumes, each of which contains two eight-degree zones of latitude with a one-degree overlap between Volumes. They are designed to facilitate the practice of celestial navigation at sea. The tables are primarily used with the Intercept method of sight reduction by entering arguments of latitude, declination, and Local Hour Angle and obtaining tabulated altitudes and azimuth angles. The tables are prepared and published by NGA on an as needed basis.
Volume:
Volume I Latitudes 0-15Volume II Latitudes 15-30Volume III Latitudes 30-45Volume IV Latitudes 45-60Volume V Latitudes 60-75 Volume VI Latitudes 75-90
Volume: Volume I Latitudes 0-15
Product Type : Book
Book Type: Paperback
Dimensions (IN): 8.5 x 11
$2995
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HO-249 Air Navigation Volume 1 Selected Stars - Epoch 2025 - Book
CEL008
These tables were designed for air navigation where weight and space are at a premium, however, they are very popular with sailors too due to the fact that Vol. 1 offers a speedier way to compute stars. The way the 6 volumes of 229 were combined into this 3 volume set is this: volumes 2 & 3 cover all latitudes, but work only for declinations from 0° to 29° north or south. This covers the sun, moon, planets, and only those stars whose declinations fall into this range. Volume 1 contains some stars (whose declinations may be more than 29°) that are pre-selected for optimum viewing and direction. This volume is applicable for an 8 year...
Volume:
Volume 1 Selected Stars – Epoch 2025Volume 2 Latitudes 0-40Volume 3 Latitudes 39-89
Volume: Volume 2 Latitudes 0-40
Product Type : Book
Book Type: Paperback
Dimensions (IN): 8.5 x 11
$2995
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