![]() ![]() This star, if observed on some unlikely occasion, say through a break in the overcast, could not be computed using the 249 tables. The only drawback to this arrangement, is that it is possible that a star may be observed that is not one of the pre-selected ones, and whose declination is more than 29° north or south. This volume is applicable for an 8 year period, centered on its Epoch date. Volume 1 contains some stars (whose declinations may be more than 29°) that are pre-selected for optimum viewing and direction. This covers the sun, moon, planets, and only those stars whose declinations fall into this range. 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. 1 offers a speedier way to compute stars. 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. ADMIRALTY Reference and Plotting Charts. ![]() Send us an email at Include photos of item/s and give proof of your claim of the item not being authentic. Send us an email at State the missing parts and include a screenshot of these for reference. Item should be shipped back to Galleon within seven (7) calendar days upon receipt of the item Product is malfunctioning or is defective when it arrives Send us an email at Include videos of item/s showing item damage/defect. Item should be shipped back to Galleon within seven (7) calendar days upon receipt of the item. Shipping took a few weeks (to Canada) and the packaging was entirely recyclable (well-done!) -Amazon This edition of the Sight Reduction Tables was exactly as advertised, and what we wanted. But at less than 20% of what I have to pay in a marine book shop I can't question it. They have soft instead of hard covers and their smaller size of 8.5 x 11 inches is easier to carry and store. They are economical, and sized at 90% of the originals. ![]() Because of the high price and spotty availabliity of the Government editions,Celestaire has reprinted these as Commercial Editions from official Government electronic files or software. Nevertheless this remains the most popular tabular system in use. About Sight Reduction Tables For Air Navigation ![]()
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