The New Practical Navigator: Being a Complete Epitome of Navigation: to which are Added, All the Tables Requisite for Determining the Latitude and Longitude at Sea: Containing the Different Kinds of Sailing, and Necessary Corrections for Lee-way, Variation, &c. Exemplified in a Journal at Sea ... The Whole Illustrated with Engravings ...F. and C. Rivington, 1810 - 336 σελίδες |
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Σελίδα viii
... Middle Latitude Sailing Mercator's Sailing Construction and Use of Mercator's Chart Of Winds Of Tides Table for finding the Time of High Water at any Place Ditto Of the Log - Line and Half - Min te Glass 28 29 31 42 49 50 53 62 73 86 ...
... Middle Latitude Sailing Mercator's Sailing Construction and Use of Mercator's Chart Of Winds Of Tides Table for finding the Time of High Water at any Place Ditto Of the Log - Line and Half - Min te Glass 28 29 31 42 49 50 53 62 73 86 ...
Σελίδα 1
... generally expressed by three letters : the middle one always denotes the angular point , as A , and the other two the legs or sides that include it , as AB or AC . B -B VI . A circle is a plane figure , bounded Geometrical Definitions.
... generally expressed by three letters : the middle one always denotes the angular point , as A , and the other two the legs or sides that include it , as AB or AC . B -B VI . A circle is a plane figure , bounded Geometrical Definitions.
Σελίδα 14
... middle 1 now 100 , the next 2 is 200 , 3 is 300 , 4 is 400 , and 10 at the end is now 1000. In like manner , if the first 1 be esteemed 1 tenth part , the next 2 is 2 tenth parts , and the middle 1 is 1 , and the next 2 is 2 , and 10 at ...
... middle 1 now 100 , the next 2 is 200 , 3 is 300 , 4 is 400 , and 10 at the end is now 1000. In like manner , if the first 1 be esteemed 1 tenth part , the next 2 is 2 tenth parts , and the middle 1 is 1 , and the next 2 is 2 , and 10 at ...
Σελίδα 15
... middle 1 are common tens ; and the subdivisions between each figure are units ; from the middle 1 to 10 at the end , each fi- gure is so many hundredths ; and between these figures each longer division is 10 ; from the middle 1 to 2 ...
... middle 1 are common tens ; and the subdivisions between each figure are units ; from the middle 1 to 10 at the end , each fi- gure is so many hundredths ; and between these figures each longer division is 10 ; from the middle 1 to 2 ...
Σελίδα 45
... middle , between the two Poles , and divides it into two equal parts , called the Northern and Southern Hemispheres : from it the latitude of places is reckoned , either North or South ; and on it are counted the degrees of longi- tude ...
... middle , between the two Poles , and divides it into two equal parts , called the Northern and Southern Hemispheres : from it the latitude of places is reckoned , either North or South ; and on it are counted the degrees of longi- tude ...
Συχνά εμφανιζόμενοι όροι και φράσεις
anchor angle apparent altitude arch azimuth Bearing and Distance cable centre chord Co-secant Co-sine Co-tang coast column compass correction dead reckoning degrees diff difference of latitude difference of longitude Dist draw east England Epact equal equator EXAMPLE extent will reach fathoms find the Diff fore Funchal given Greenwich guns half haul Head high-water hm hm hm horizon hypotenuse Island Isle latitude and departure leeway line of numbers line of sines log-board mast Mercator's Sailing meridian meridian altitude meridional difference Middle Latitude miles minutes moon moon's noon observation parallax parallel perpendicular Plane Sailing Port quadrant radius reckoning right ascension right line rope Secant sextant ship ship's Shoal shore side South Point star star's stay-sail steer subtract Suppose tack Tangent tide top-mast Traverse Table true altitude variation wind yards zenith distance
Δημοφιλή αποσπάσματα
Σελίδα 245 - Adrift, the state of a ship or vessel broke loose from her moorings, and driven without control, at the mercy of the wind, sea, or current.
Σελίδα 25 - ADD the logarithms of the SECOND and THIRD terms, and .from the sum SUBTRACT the logarithm of the FIRST term.
Σελίδα 147 - The next item is $3,600 to provide for the changing of two stack elevators, one on the east and one on the west side of the building.
Σελίδα 107 - These contrary winds do not shift from one point to its opposite all at once ; in some places the time of the change is attended with calms, in others by variable winds ; and it often happens on the...
Σελίδα 10 - EXAMPLE. If the diameter of a circle be 7 inches, and the circumference 22, what is the circumference of another circle, the diameter of which is 14 inches ? Extend from 7 to 22, that extent will reach from 14 to 44 the same way.
Σελίδα xi - In a right triangle, the side opposite the right angle is called the hypotenuse, and the other two sides the legs.
Σελίδα 301 - FRANKINCENSE, is to be thrown gently into the Fundament, with a proper Instrument, or the Bowl of a Pipe covered, so as to defend the Mouth of tlie Assistant.
Σελίδα 8 - I tenth part ; and the next 2, 2 tenth parts; and 10 at the end will be but one whole number or integer. As the figures are increased or diminished in their value, so in like manner must all the intermediate strokes or subdivisions be increased or diminished ; that is, if the first...
Σελίδα 259 - Man the yards. — Is placing men on the yards, in the tops, on the ladder, &c., to execute any necessary duty. Mind the service. — Put on more service. Messenger. — A small kind of cable, which being brought to the capstan, and the cable by which the ship rides made fast to it, it purchases the anchor. To Miss stays.
Σελίδα 259 - To elevate any distant object at sea by approaching it ; thus, to raiie the land is used in opposition to lay the land. To Rake. To cannonade a ship at the stern or head, so that the balls scour the whole length of the decks. Range of Cable. A sufficient length of cable drawn upon deck before the anchor is cast loose, to admit of its sinking to the bottom without any check.