The New American Practical Navigator; Being an Epitome of Navigation; Containing All the Tables Necessary to be Used with the Nauticl AlmanacE. & G.W. Blunt, 1846 - 451 σελίδες |
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Αποτελέσματα 1 - 5 από τα 100.
Σελίδα
... Nautical Almanacs , Gunter Scales , Drawing struments , Spy Glasses , Thermometors , Pocket Compasses , arts , Tape Lines , Baromotors , Surveyors Compasses , Engi- ers Levels , Theodolites , Surveying Chains , Board Rules , Guag - S g ...
... Nautical Almanacs , Gunter Scales , Drawing struments , Spy Glasses , Thermometors , Pocket Compasses , arts , Tape Lines , Baromotors , Surveyors Compasses , Engi- ers Levels , Theodolites , Surveying Chains , Board Rules , Guag - S g ...
Σελίδα i
... NAUTICAL ALMANAC IN DETERMINING THE LATITUDE , AND THE LONGITUDE BY LUNAR OBSERVATIONS , AND KEEPING A COMPLETE ... NAVIGATION ARE INTRODUCED : ALSO , THE DEMONSTRATION OF THE USUAL RULES OF TRIGONOMETRY ; PROBLEMS IN MENSURATION ...
... NAUTICAL ALMANAC IN DETERMINING THE LATITUDE , AND THE LONGITUDE BY LUNAR OBSERVATIONS , AND KEEPING A COMPLETE ... NAVIGATION ARE INTRODUCED : ALSO , THE DEMONSTRATION OF THE USUAL RULES OF TRIGONOMETRY ; PROBLEMS IN MENSURATION ...
Σελίδα v
... Nautical Almanacs for the years 1833 , 1834 , 1835 , and 1836 . Table VI . A. contains the correction for the daily variation of the equation of time . Table VII . contains the amplitudes of the sun for various latitudes and ...
... Nautical Almanacs for the years 1833 , 1834 , 1835 , and 1836 . Table VI . A. contains the correction for the daily variation of the equation of time . Table VII . contains the amplitudes of the sun for various latitudes and ...
Σελίδα viii
... Nautical Almanac , are given from the table published in the Nautical Almanac for 1820 , allowing for 10 years ' annual variation , to reduce them to 1830. The rest were deduced from the table published in the second edition of Dr ...
... Nautical Almanac , are given from the table published in the Nautical Almanac for 1820 , allowing for 10 years ' annual variation , to reduce them to 1830. The rest were deduced from the table published in the second edition of Dr ...
Σελίδα xii
... sailing Construction and use of Mercator's chart .... Problems useful in navigation and surveying To find the ... Nautical Almanac . To find the time of high water by the tables C and D .. Tables for calculating the time of high ...
... sailing Construction and use of Mercator's chart .... Problems useful in navigation and surveying To find the ... Nautical Almanac . To find the time of high water by the tables C and D .. Tables for calculating the time of high ...
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Άλλες εκδόσεις - Προβολή όλων
The New American Practical Navigator; Being an Epitome of Navigation ... Nathaniel Bowditch Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2015 |
Συχνά εμφανιζόμενοι όροι και φράσεις
anchor apparent altitude azimuth bearing cable calculation central index centre chord chronometer circle column compass Corr correct central altitude corresponding Cosec cosine degrees diameter diff difference of latitude difference of longitude Dist divided draw elapsed equal equator error EXAMPLE feet given Greenwich Half-sum horizon glass horizontal parallax hour angle hypotenuse instrument latitude and departure line of numbers line of sines logarithm lower limb mast mean meridian altitude method middle latitude miles minutes moon moon's multiplied Nautical Almanac nearly noon object observed altitude obtained parallel Parallel Sailing passing the meridian perpendicular Plane Sailing points polar distance pole quadrant radius 90 refraction right ascension rule screw sea account secant semidiameter sextant ship ship's side star subtracted sun's declination Suppose taken tangent telescope triangle true altitude true distance true longitude variation wind wires zenith distance
Δημοφιλή αποσπάσματα
Σελίδα 9 - 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 299 - Calm Light air Light breeze Gentle breeze Moderate breeze Fresh breeze Strong breeze Moderate gale Fresh gale Strong gale Whole gale Storm Estimatin Observations at sea Sea like mirror.
Σελίδα 156 - ... or taking their difference when of contrary names ; the altitude to be reckoned from the south point of the horizon, when the latitude is north, and the contrary when south ; but when the sum exceeds 90°, it is to be taken from 180°...
Σελίδα 10 - In like manner, when it is said, that " triangles on the same base, and between the same parallels, are equal...
Σελίδα 102 - If the vessel be double-decked, take the length thereof from the fore part of the main stem, to the after part of the stern post, above the upper deck ; the breadth thereof at the broadest part above the main wales...
Σελίδα 29 - To find the logarithm of a vulgar fraction. RULE. Subtract the logarithm of the denominator from the logarithm of the numerator...
Σελίδα 6 - The VERSED SINE of an arc is that part of the diameter which is between the sine and the arc.
Σελίδα 119 - Fiini will be the time of high water, at the given place, reckoning from the noon of the given day. If this sum be greater than 12h.
Σελίδα 290 - Davit ; a long beam of timber, used as a crane, whereby to hoist the flukes of the anchor to the top of the bow, without injuring the planks of the ship's sides as it ascends.
Σελίδα 11 - KCML, the sum of the two parallelograms or square BCMH ; therefore the sum of the squares on AB and AC is equal to the square on BC.