The American Practical Navigator: Being an Epitome of Navigation and Nautical AstronomyU.S. Government Printing Office, 1888 - 647 σελίδες |
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Σελίδα v
... Rule Deviation of the Compass . Art . Page . I I I 2 3 2 2 456 78 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 ΙΟ II 12 13 14 15 16 17 18 19 20 22 23 24 25 Qunt AtbA £ * ££ 8☺ww wwww wwWN N N N N N N N N N ...
... Rule Deviation of the Compass . Art . Page . I I I 2 3 2 2 456 78 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 ΙΟ II 12 13 14 15 16 17 18 19 20 22 23 24 25 Qunt AtbA £ * ££ 8☺ww wwww wwWN N N N N N N N N N ...
Σελίδα vi
... Rule to find Meridional Difference of Latitude 125 49 126 When to prefer Middle Latitude Sailing .. 49 Cases of Mercator's Sailing 127 50 Great Circle Sailing 128 50 53 PART I. - NAVIGATION - Continued . Subject . Art VI TABLE OF CONTENTS .
... Rule to find Meridional Difference of Latitude 125 49 126 When to prefer Middle Latitude Sailing .. 49 Cases of Mercator's Sailing 127 50 Great Circle Sailing 128 50 53 PART I. - NAVIGATION - Continued . Subject . Art VI TABLE OF CONTENTS .
Σελίδα vii
... Rules for using Chart and Diagram . Example to illustrate the Rule Composite Sailing Example to illustrate Rapier's Method . Solution : The Courses . 129 ---- 130 53 131 54 132 133 134 54 135 136 137 55 138 4555 ♪♪ +33 5555555 53 55 ...
... Rules for using Chart and Diagram . Example to illustrate the Rule Composite Sailing Example to illustrate Rapier's Method . Solution : The Courses . 129 ---- 130 53 131 54 132 133 134 54 135 136 137 55 138 4555 ♪♪ +33 5555555 53 55 ...
Σελίδα viii
... Rule for taking Quantities from the Nautical Almanac Interpolation by Second Differences 224 225 Description of Page I of the Calendar 226 Rule for reducing Quantities on Page I for Longitude 227 To find Right Ascension of Mean Sun. 228 ...
... Rule for taking Quantities from the Nautical Almanac Interpolation by Second Differences 224 225 Description of Page I of the Calendar 226 Rule for reducing Quantities on Page I for Longitude 227 To find Right Ascension of Mean Sun. 228 ...
Σελίδα xi
... Rules for Storms - Regarding the Ship 356 159 To ascertain the Direction of the Storm Track by Inspection 357 159 ... Rule for finding Time of High Water Correction for Semi - mensal Inequality . Correction for Pacific Coast ... CHAP ...
... Rules for Storms - Regarding the Ship 356 159 To ascertain the Direction of the Storm Track by Inspection 357 159 ... Rule for finding Time of High Water Correction for Semi - mensal Inequality . Correction for Pacific Coast ... CHAP ...
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Άλλες εκδόσεις - Προβολή όλων
The American Practical Navigator: Being an Epitome of Navigation and ... Nathaniel Bowditch,George Wood Logan,United States Navy Dept Bureau of Equ Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015 |
The American Practical Navigator: Being an Epitome of Navigation and ... Nathaniel Bowditch,United States. Navy Dept. Bureau Of Equi Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2014 |
The American Practical Navigator: Being an Epitome of Navigation and ... Nathaniel Bowditch,United States Navy Dept Bureau of Navi Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015 |
Συχνά εμφανιζόμενοι όροι και φράσεις
A. M. Hour P. M. Africa altitude Australia azimuth barometer Bay of Fundy bearing Cape centre chart Chro chronometer circle column Comdr Corr correction corresponding cosec Cosine Cotangent course and distance declination deviation Diff difference of latitude difference of longitude Dist East Coast English survey equator error Extreme feet Flag-staff FULL AND CHANGE Greenwich Greenwich mean Gulf Gulf of St Harbor High Water horizon Hour A. M. Hour hour angle instrument Island Islet Latitude and Departure Lieut light Light-House List log sec Logarithms Magellan Strait MARITIME POSITIONS meridian middle latitude miles Moon's Nautical Almanac Navigator Noon North observed parallax parallel Patagonia Paumotu Paumotu or Low Plane Sailing Port refraction right ascension River scale Secant sextant ship ship's head sine South Coast star Strait Summit sun's Table Tangent telescope variation West Coast wind ΙΟ ΙΟΙ
Δημοφιλή αποσπάσματα
Σελίδα 635 - The angle in a semicircle is a right angle ; the angle in a segment greater than a semicircle is less than a right angle ; and the angle in a segment less than a semicircle is greater than a right angle.
Σελίδα 636 - In like manner, when it is said, that " triangles on the same base, and between the same parallels, are equal...
Σελίδα 142 - Irish coast a lee shore; the ship was then kept close to the wind and several tacks made to preserve her position as nearly as possible until daylight, when, nothing being in sight, she was kept on ENE under short sail with heavy gales. At about 10 am an altitude of the Sun was observed and the chronometer time noted; but, having run so far without...
Σελίδα 627 - To find the logarithm of a vulgar fraction. RULE. Subtract the logarithm of the denominator from the logarithm of the numerator...
Σελίδα 632 - The circumference of a circle is supposed to be divided into 360 equal parts called degrees, and each degree into 60 equal parts called minutes, and each minute into 60 equal parts called seconds, &c.
Σελίδα 632 - A sphere is a solid bounded by a surface, every point of which is equally distant from a fixed point called the centre.
Σελίδα 632 - A plane rectilineal angle is the inclination of two straight lines to one another, which meet together, but are not in the same straight line.
Σελίδα 133 - Greenwich mean time, beginning at noon ; the dates are therefore astronomical. All the distances that can be observed on the same day are grouped together under that date ; and the columns are read from left to right, across both pages of the same opening. The letter W., or E., is affixed to the name of the sun, plauet, or star, to indicate that it is on the west, or east, side of the moon.
Σελίδα 626 - ... the difference between this logarithm and the next greater, and multiply it by the given number exclusive of the four first figures ; cross off at the right hand of the product as many figures as you had figures of the given number to multiply by ; then add the remaining left-hand figures of this product to the logarithm taken from the table, and to the sum prefix an index equal to one lese than the number of integral figures in the given number, and you will have the sought logarithm.
Σελίδα 142 - ... altitude must have happened at all the three points and at Small's light, and at the ship, at the same instant of time ; and it followed, that Small's light must bear ENE, if the Chronometer was right. Having been convinced of this truth, the ship was kept on her course. ENE, the wind being still SE, and in less than an hour, Small's light was made bearing ENE }^E., and close aboard.