The Nautical Almanac and Astronomical Ephemeris for the Year ...order of the Lords Commissioners of the Admiralty, 1827 - Ephemerides |
From inside the book
Page
... Directions for making the best Composition for the Metals of Reflecting Telescopes , and the Method of casting , grinding , po- lishing , and giving them the true parabolic Figure ; and an Account of the Cause and Cure of the Tremors ...
... Directions for making the best Composition for the Metals of Reflecting Telescopes , and the Method of casting , grinding , po- lishing , and giving them the true parabolic Figure ; and an Account of the Cause and Cure of the Tremors ...
Other editions - View all
Common terms and phrases
according added Aldebaran Altitude angle Antares apparent Aquila Astronomical Beginning Board Calculations Commissioners computed corrected Council D. M. S. XXI Days Noon Decemb Declin Diff direct Distance East Eclipse Emersions ends Ephemeris Equation fixed Stars given Greenwich H. M. S. Days half Hours Immersions Interval January July June late Latitude Long Longitude Longitude at Sea Lunar Majesty March Mean Merid Meridian Method Midnight Month Moon Moon's MoON's Centre Motion Names NAUTICAL ALMANAC Nearest Approach North Northern observed Occultations Order Order in Council Parallax Passage passing Pegasi Persons Place Planets Pollux Price PRINCIPAL Proportional Logarithm published Quarter Rewards right Ascension Royal Satellite SATELLITES OF JUPITER second Difference Semidiameter Septemb Ship Spica subtracted Sun's Sunday Tables Term Three Trinity true Vessels Week West whereas XVIII
Popular passages
Page x - Purpose by the Lord High Admiral or Commissioners for executing the Office of Lord High Admiral...
Page xv - Table so printed, published, or vended, forfeit and pay the Sum of Twenty Pounds, to be recovered by Action of Debt, Bill, Plaint, or Information, in any of His Majesty's Courts of Record...
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 xviii - 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 ix - An Act for providing a publick Reward for such Person or Persons as shall discover...
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 152 - 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...