The American Ephemeris and Nautical Almanac |
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Page iii - Office who may be authorized in any annual appropriation bill and whose services in whole or in p*rt can be spared from the duty of preparing for publication the annual volumes of the American Ephemeris and Nautical Almanac may be employed by said office in the duty of improving the tables of the planets, moon, and stars, to be used in preparing for publication the annual volumes of the office: Provided further, That section four hundred and thirty-five, Revised Statutes, is hereby repealed.
Page iii - That the work of the Nautical Almanac Office during the continuance of any such arrangement shall be conducted so that in case of emergency the entire portion of the work intended for the use of navigators may be computed by the force employed by that office, and without any foreign cooperation whatsoever : Provided further, That any employee of the Nautical Almanac Office who may be authorized in any annual appropriation bill and whose services in whole or in part can be spared from the duty of...
Page xviii - Conjunction, or having the same Longitude or Right Ascension. n Quadrature, or differing 90° in " " " 8 Opposition " 180° in "
Page iii - Provided further, That the work of the Nautical Almanac Office during the continuance of any such arrangement shall be conducted so that in case of emergency the entire portion of the work intended for the use of navigators may be computed by the force employed by that office, and without any foreign cooperation whatsoever...
Page 618 - X is taken equal to the ratio of the illuminated portion of the apparent disk to the area of the entire disk regarded as circular.
Page iii - Navy is hereby authorized to arrange for the exchange of data with such foreign almanac offices as he may from time to time deem desirable, with a view to reducing the amount of duplication of work in preparing the different national nautical and astronomical almanacs and increasing the total data which may be of use...
Page 558 - The regions within which the eclipses of the sun are visible are laid down on the accompanying charts, from which, by means of the dotted lines, the Greenwich...
Page xv - Christian era comprises the latter part of the 146th and the beginning of the 147th year of the independence of the United States of America, and corresponds to the year 6635 of the Julian period.
Page 558 - Hourly motion Hourly motion Sun's true semidiameter Moon's true semidiameter CIRCUMSTANCES OF THE ECLIPSE. Eclipse begins Central eclipse begins Central eclipse at local apparent noon Central eclipse ends Eclipse ends + 0 58.6 + 9 16.2 16 1.1 14 47.6 Latitude.
Page 558 - In the year 1897 there will be two eclipses, both of the Sun. I.— An Annular Eclipse of the Sun.
Bibliographic information
| Title | The American Ephemeris and Nautical Almanac |
| Author | United States Naval Observatory. Nautical Almanac Office |
| Publisher | U.S. Government Printing Office, 1922 |
| Original from | the University of Michigan |
| Digitized | 16 Oct 2006 |
| Export Citation | BiBTeX EndNote RefMan |