A Treatise on Trigonometry, Plane and Spherical: With Its Application to Navigation and Surveying, Nautical and Practical Astronomy and Geodesy : with Logarithmic, Trigonometrical, and Nautical Tables, for the Use of Schools and Colleges |
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Page vi
... differences of latitude , longitude , and azimuth of the stations at the vertices of the triangles , with the construction of maps and the explanation of the necessary tables . Then the best methods of conducting the Astronomical ...
... differences of latitude , longitude , and azimuth of the stations at the vertices of the triangles , with the construction of maps and the explanation of the necessary tables . Then the best methods of conducting the Astronomical ...
Page xvi
... Longitude , 287 heavenly body , Exercises in finding the time , ā¢ Method of finding the local time by an altitude of the sun or other Example of finding the longitude by difference ... LATITUDE , Latitude by a single xvi CONTENTS .
... Longitude , 287 heavenly body , Exercises in finding the time , ā¢ Method of finding the local time by an altitude of the sun or other Example of finding the longitude by difference ... LATITUDE , Latitude by a single xvi CONTENTS .
Page xviii
... difference of . Example of geodetic determination of latitude , . Page 323 324 325 ib . ib . 327 328 329 Indication of cases in which the third and fourth terms of the formula may be omitted , ib . . Number of places to which the logs ...
... difference of . Example of geodetic determination of latitude , . Page 323 324 325 ib . ib . 327 328 329 Indication of cases in which the third and fourth terms of the formula may be omitted , ib . . Number of places to which the logs ...
Page 125
... longitude . In the right angled triangle EQs right angled at Q we know E 230 28 ... latitude ; this contains the same number of degrees as the arc zq between ... difference added to the latter , or simply half their sum will give the ...
... longitude . In the right angled triangle EQs right angled at Q we know E 230 28 ... latitude ; this contains the same number of degrees as the arc zq between ... difference added to the latter , or simply half their sum will give the ...
Page 157
... difference of time between the passage of the star over the middle wire of the telescope when the supporting axis is ... latitude of the place as at p . 150. 2. If the east end of the support- ing axis is too high , the telescope is ...
... difference of time between the passage of the star over the middle wire of the telescope when the supporting axis is ... latitude of the place as at p . 150. 2. If the east end of the support- ing axis is too high , the telescope is ...
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Common terms and phrases
A.M. Hour P.M. altitude azimuth centre circle colatitude collimation column comp cosĀ² cosc Cosecant Cotangent Diff Cotangent Secant course decimal declination departure determined diagram difference of latitude difference of longitude distance divided equal equation error EXAMPLE expressed feet formula Geom given number hence horizontal Hour A.M. Cosine Hour A.M. Hour hour angle hypothenuse instrument Logarithms of Numbers longitude meridian miles multiplied Napier's rules Natural Sines Nautical Almanac negative number of degrees observed obtained parallel parallel sailing perpendicular plane sailing plane triangle Prop proportion quadrant quotient radius right angled triangle right ascension sailed screw second member ship side opposite siderial sin a cos sin a sin sinĀ² sine and cosine solution sphere spherical triangle spherical trigonometry spirit level star subtracting supporting axis TABLE XXVII tangent telescope transit trigonometrical lines vertical zenith