 ... mean noon. The civil day begins twelve hours before the astronomical day ; therefore the first part of the civil day answers to the last part of the preceding astronomical day, and the last part of the civil day to the first part of the same astronomical...  Congressional Serial Set - Page 4861895Full view - About this book
 | United States Naval Observatory. Nautical Almanac Office - 1852 - 574 pages
...hours is marked PM The astronomical day also comprises twenty-four hours, but they are counted from 0 to 24, and from the noon of one day to that of the next following. The civil day begins twelve hours before the astronomical day ; therefore the first part of the civil day... | |
 | 1853 - 600 pages
...hours ¡a marked PM The astronomical day also comprises twenty-four hours, but they are counted from 0 to 24, and from the noon of one day to that of the next following. Thb civil day begins twelve hours before the astronomical day ; therefore the first part of the civil... | |
 | United States Naval Observatory. Nautical Almanac Office - 1860 - 566 pages
...hours is marked PM The astronomical day also comprises twenty-four hours, but they are counted from 0 to 24, and from the noon of one day to that of the next following. The civil day begins twelve hours before the astronomical day ; therefore the first part of the civil day... | |
 | 1867 - 866 pages
...The astronomical day abo comprises twenty-four hours, but they are counted from, 0 to 24, and fro:n the noon of one day to that of the next following. The civil day begins twelve hours before the astronomical day ; therefore the first part of the civil day... | |
 | United States Naval Observatory. Nautical Almanac Office - 1868 - 562 pages
...of the civil day of the same date. It also comprises twenty-four hours, but they are reckoned from 0 to 24, and from the noon of one day to that of the next following. The astronomical time as well as the civil may be either apparent, or mean, according as it is reckoned from apparent... | |
 | United States Naval Observatory. Nautical Almanac Office - 1870 - 566 pages
...of the civil day of the same date. It also comprises twenty-four hours, but they are reckoned from 0 to 24, and from the noon of one day to that of the...The astronomical, as well as the civil, time may be cither apparent, or mean, according as it is reckoned from apparent noon, or from mean noon. The civil... | |
 | United States Naval Observatory. Nautical Almanac Office - 1870 - 550 pages
...of the civil day of the same date. It also comprises twenty-four hours, but they are reckoned from 0 to 24, and from the noon of one day to that of the...following. The astronomical, as well as the civil, time mav be either apparent, or mean, according as it is reckoned from apparent noon, or from mean noon.... | |
 | United States Naval Observatory. Nautical Almanac Office - 1871 - 552 pages
...of the civil day of the same date. It also comprises twenty-four hours, but they are reckoned from 0 to 24, and from the noon* of one day to that of the...reckoned from apparent noon, or from mean noon. The civil dav begins twelve hours before the astronomical day ; therefore the first part of the civil day answers... | |
 | United States Naval Observatory. Nautical Almanac Office - 1872 - 558 pages
...It also comprises twenty-four hours, but they are reckoned from 0 to 24, and from the noon of •me day to that of the next following. The astronomical,...hours before the astronomical day; therefore the first part of the civil, day answers to the last part of the preceding astronomical day, and the last part... | |
 | United States Naval Observatory. Nautical Almanac Office - 1876 - 552 pages
...comprises twenty-four hours, but they are reckoned from 0 to 24, and from the noon of one day to '.hat of the next following. The astronomical, as well as...according as it is reckoned from apparent noon, or from теля noon. The civil day begins twelve hours before the astronomical day; therefore the first part... | |
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