The Nautical Almanac and Astronomical Ephemeris for the Year ...order of the Lords Commissioners of the Admiralty, 1821 |
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Expressions et termes fréquents
24 JUPITER A. R. D's Declin A. R. Diff Aldebaran Altitude Antares Aquila Arietis Astronomer Royal Board of Longitude Calculations Commissioners computed Conjunction in A. R. corrected D. M. S. DISTANCES D. M. S. III D. M. S. Midnight D. M. S. XVh D. M. S. XVIII D's Node Days Noon Eclipses of Jupiter's Emersions Ephemeris Fomalhaut further enacted Greenwich H GEORGIAN H. M. Orb H. M. S. Days Heliocentric JOHN POND Longitude at Sea Lord High Admiral M. S.
M. S.
M. S.
M. S. Noon Midn Month MoON's Centre Moon's Latitude Moon's Longitude MOON's Right Ascension MOON'S Semidiameter Motion NAUTICAL ALMANAC Northern Pole Number observed Pacific Oceans Parallax passing Merid passing the Meridian Pegasi Person or Persons Planets Pollux PRINCIPAL FIXED STARS Proportional Logarithm Regulus remarkable Days SAMUEL VINCE SATELLITES OF JUPITER Spica STARS EAST STARS WEST subtracted Sunday aft Trinity Week
Fréquemment cités
Page x - Purpose by the Lord High Admiral or Commissioners for executing the Office of Lord High Admiral...
Page xv - Pounds, to be recovered by Action of Debt, Bill, Plaint, or Information, in any of His Majesty's Courts of Record at Westminster...
Page xv - Tables, he shall forfeit for every such Demand or Receipt the Sum of Twenty Pounds, to be recovered by Action of Debt in any...
Page ix - Commissioners for the Discovery of the Longitude at Sea, and for examining, trying, and judging of all Proposals, Experiments, and Improvements relating to the same: And whereas another Act was passed in the Twentysixth Year of the Reign of His late Majesty King George the Second, for rendering more effectual the...
Page ix - An Act for providing a publick Reward for such Person or Persons as shall discover...
Page xx - An Act for more effectually discovering the longitude at sea, and encouraging attempts to find a northern passage between the Atlantic and Pacific Oceans, and to approach the North Pole.
Page 168 - Compass distant from the Meridian, but the nearer to the East or West the better, the Latitude of the Place being known, or being found by Observations of the Meridian Altitude of the Sun or Stars made on Purpose. It will be better to take several Altitudes in order to take a mean of the Results for greater Certainty. And if one Star be observed to the East and the other to the West of the Meridian, the Time will be determined with rather more certainty. The Manner of computing the apparent Time...