Astronomical Phenomena for the Year 2021 (Paperback)

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Astronomical Phenomena for the Year 2021 Cover Image
By Naval Observatory (Editor), Defense Department (Editor)
Not Available


This small, useful booklet contains general interest material preprinted from The Astronomical Almanac. It is published jointly by the U.S. Naval Observatory and Her Majesty's Nautical Almanac Office two years in advance of its date. It includes such things as: - dates for Solar equinoxes, solstices, phases of the Moon - eclipse maps - dates for various planetary phenomena - visibility and magnitudes of the planets - dates for some religious and civil holidays - chronological eras and cycles - the equation of time and declination of the Sun - sunrise/set, moonrise/set times - the position of Polaris.

About the Author

The U.S. Government Publishing Office (GPO) is the Federal Government's official, digital, secure resource for producing, procuring, cataloging, indexing, authenticating, disseminating, and preserving the official information products of the U.S. Government. The GPO is responsible for the production and distribution of information products and services for all three branches of the Federal Government, including U.S. passports for the Department of State as well as the official publications of Congress, the White House, and other Federal agencies

Product Details
ISBN: 9780160949562
ISBN-10: 0160949564
Publisher: Government Printing Office
Publication Date: April 18th, 2019
Pages: 2
Language: English
Series: Astronomical Phenomena