## Lunar and time tables, adapted to new methods for finding the longitude by chronometers and lunar distances. With an appendix |

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### Common terms and phrases

1st arc 2d arc added additive Answer apparent altitude Apparent Distance applied ascertain Auxiliary Arc body Calculation centre Chronometer showed column contains correction corresponding Cosecant Sine Tangent D's Corr deduced difference Dist Earth East Equation error EXAMPLE February feet fixed star gaining given gives greater Green Greenwich mean Half-cosine Half-sine height hence increasing index error interval July June 25 Jupiter Latitude less Longitude losing lower limb Lunar Distance Mathematical meridian distance method midnight minutes Moon Moon's Moon's horizontal parallax Nautical Almanac nearly noon Note observed Planet Proportional Logarithms Refraction Remark result Right Ascension Rule semidiameter ship Sine Tangent Cosecant slow subtract Sun and Moon Sun's Sun's altitude Sun's declination Sun's lower limb Table taken Tangent Cosecant Sine true distance variation watch

### Popular passages

Page 166 - That is, the sines of the sides of a spherical triangle are proportional to the sines of the opposite angles.

Page 182 - ... utmost utility in determining the position of remote and prominent objects, whether on land or at sea. The whole illustrated by numerous diagrams, showing the method of constructing and calculating the several cases and varieties treated of in the work. By W.

Page 1 - ... exceeds 24 hours, take 24 hours from it, and the remainder will be the time at Greenwich past noon of the following day.

Page 173 - With my best wishes for your success, I remain, MY DEAR SIR, Yours very truly, ALEXANDER ANDERSON, LL.D.

Page 58 - ADD TOGETHER THE LOGARITHMS OF THE SECOND AND THIRD TERMS, AND FROM THEIR SUM SUBTRACT THE LOGARITHM OF THE FIRST...

Page 3 - The civil day, which is that used by the generality of mankind, begins at midnight, and ends at the midnight following : it is divided into two parts of 12 hours each ; the first...

Page 173 - A COLLECTION OF EXAMPLES Of the Applications of the Differential and Integral Calculus, By GEORGE PEACOCK, AMFRS &c.; And of the Applications of the Calculus of Finite Differences, By JFW HERSCHEL, AMFRS &c.

Page v - I cannot adequately express, the letter which you did me the honour to address to me on the 22nd instant.

Page 3 - The civil day, which is that adopted for the usual purposes of business, begins at midnight, and ends at the midnight following ; it is divided into two parts of 12 hours each ; the first 12 are marked AM, signifying ante meridiem, ie before the meridian or noon; and the other 12 are marked PM, signifying post meridiem, ie after the meridian or noon.

Page 182 - SURVEYING; containing full and detailed solutions of all the most important cases of triangulation that usually occur in surveying a country or a sea coast ; the principles herein discussed being of the utmost utility in determining the position of remote and prominent objects, whether on land or at sea. The whole illustrated by numerous diagrams, showing the method of constructing and calculating the several cases and...