Air Almanac 2018
By (Author) U.S. Department of Defense
Edited by United States Navy
Skyhorse Publishing
Sky Pony Press
26th October 2017
United States
General
Non Fiction
Navigation and seamanship
Yearbooks, annuals, almanacs
Paperback
909
Width 153mm, Height 229mm
The Air Almanac 2018 contains the astronomical data required for air celestial navigation, making it a necessary resource for all pilots and others attempting to chart routes based on celestial bodies. This edition of the Almanac includes information for the year 2018 on the following topics:
Sunrise, sunset, and twilight tables
Sky diagrams for each month
Rise and set times of the Moon for a range of latitudes
Positions of the navigational stars
The Almanac also provides the Greenwich hour angle and declination of the Sun, Moon, and three navigational planets along with the Greenwich hour angle of Aries, all tabulated at 10-minute intervals. With all of this data organized into two pages per calendar day, this new paperback edition provides comprehensive, organized navigational information for each day of the year.
The United States Naval Observatory (USNO) provides a wide range of astronomical data and products, and serves as the official source of time for the U.S. Department of Defense and a standard of time for the entire United States. The United States Department of Defense ( DOD or DoD ) is the federal department charged with coordination and supervising all agencies and functions of the government relating directly to national security and the military. The DOD is headquartered at the Pentagon in Arlington, Virginia. The United States Navy is the naval warfare service branch of the United States Armed Forces. The mission of the Navy is to maintain, train, and equip combat-ready Naval forces capable of winning wars, deterring aggression, and maintaining freedom of the seas.