The Air Almanac 2021

Abstract

The object of The Air Almanac is to provide in a convenient form the astronomical data required for air navigation. This volume contains ephemeral data for the year, together with auxiliary tables and graphs, and a brief Explanation of the use of the volume. The daily pages contain data for the Sun, Aries, planets and Moon. The data for the 57 stars in the standard list are given on both the inside front cover and on the flap for convenience in use with the daily pages. The remaining tables, diagrams and explanatory material are arranged, as far as possible, in order of importance backwards from the end of the volume. The list of contents is given on the inside back cover.

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Document Details

Document Type
Technical Report
Publication Date
Aug 01, 2020
Accession Number
AD1107569

Entities

Organizations

  • United States Naval Observatory

Tags

Communities of Interest

  • Air Platforms

DTIC Thesaurus Topics

  • Accuracy
  • Air Navigation
  • Astronomical Bodies
  • Birds
  • Daylight
  • Graphs
  • High Latitudes
  • Islands
  • Latitude
  • Longitude
  • Navigation
  • Observation
  • Observers
  • Planets
  • Sea Level
  • Stars
  • United States

Fields of Study

  • Physics

Readers

  • Applied Combinatorial Optimization and Logic Circuit Design.
  • Astronomy and Astrophysics.
  • Computer Science.