Mrs. Janet Taylor's Hand-book [&c.].1865 |
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Side viii
... at the Ports named in the Quesfions V. Logarithms to find the correction to reduce the Sun's Declination , & c . to any time under the meridian of Greenwich 164 EXAMINATIONS OF OF MASTERS AND MATES OF Foreign - going CONTENTS .
... at the Ports named in the Quesfions V. Logarithms to find the correction to reduce the Sun's Declination , & c . to any time under the meridian of Greenwich 164 EXAMINATIONS OF OF MASTERS AND MATES OF Foreign - going CONTENTS .
Side 20
... Greenwich is , by English Geographers called the first meridian , and all tables in the Nautical Almanac , and other English Astronomical tables , are adapted to that meridian . Each country may however reckon that meridian which passes ...
... Greenwich is , by English Geographers called the first meridian , and all tables in the Nautical Almanac , and other English Astronomical tables , are adapted to that meridian . Each country may however reckon that meridian which passes ...
Side 36
... Greenwich date is obtained as follows : - Jan. 15th at 8h 30m A.M. is Jan. 14d 20h 30m astronomical time . ተ 8 16 124 ° W . Greenwich date ..... Jan. 15 4 46 Again , suppose another observation taken March 4th , at 9h 4m A.M. in long ...
... Greenwich date is obtained as follows : - Jan. 15th at 8h 30m A.M. is Jan. 14d 20h 30m astronomical time . ተ 8 16 124 ° W . Greenwich date ..... Jan. 15 4 46 Again , suppose another observation taken March 4th , at 9h 4m A.M. in long ...
Side 37
... Greenwich date ........... - 5 40 March 3 15 24 In the case of an observation made January 15th at 4h 5m P.M. at ship , in long . 120 ° W . the operation is as follows : - Jan. 15th at 4h 5m P.M. 120 ° W . long . Greenwich date ...
... Greenwich date ........... - 5 40 March 3 15 24 In the case of an observation made January 15th at 4h 5m P.M. at ship , in long . 120 ° W . the operation is as follows : - Jan. 15th at 4h 5m P.M. 120 ° W . long . Greenwich date ...
Side 43
... Greenwich From page I , in the Nautical Almanack , or Table 1 , take the sun's declination , and reduce it to the Greenwich date . Table 5 . Then correct the observed altitude for index error , ( if any , ) dip , refraction , parallax ...
... Greenwich From page I , in the Nautical Almanack , or Table 1 , take the sun's declination , and reduce it to the Greenwich date . Table 5 . Then correct the observed altitude for index error , ( if any , ) dip , refraction , parallax ...
Vanlige uttrykk og setninger
A.M. at ship amplitude assumed latitude axis line azimuth barometer bearing bill of lading boiler Bottomry cargo centre Certificate of Competency charter-party Chief Mate chro chronometer collision compass condenser course and distance cyclone cylinder departure diff difference of latitude difference of longitude direction dist double altitude dunnage easterly engines equator Examination eye 19 feet eye 20 feet feet required foggy weather Greenwich date High Water Home Trade Passenger hurricane index error Janet Taylor logarithms London Bridge longitude by chronometer master miles Nautical Almanack Navigation noon northern hemisphere observed altitude observed meridian altitude Paper parallel sailing pass Port side Q.-Explain reckoned recurving required the latitude required the longitude required the true required the variation rule Seamanship Second Mate semi-circle set and drift sextant starboard starboard tack stowed subtract sun's Table Trade Passenger Ship true altitude valves voyage
Populære avsnitt
Side 74 - Nothing in these rules shall exonerate any ship, or the owner, or master, or crew thereof, from the consequences of any neglect to carry lights or signals, or of any neglect to keep a proper look.out, or of the neglect of any precaution which may be required by the ordinary practice of seamen, or by the special circumstances of the case.
Side 72 - A vessel which, is closehauled on the port tack shall keep out of the way of a vessel which is closehauled on the starboard tack. (c) When both are running free, with the wind on different sides, the vessel which has the wind on the port side shall keep out of the way of the other.
Side 99 - London, (the act of God, the queen's enemies, fire, and all and every other dangers and accidents of the seas, rivers, and navigation, of whatever nature and kind soever, excepted,) unto order or to assigns, he or they paying freight for the said goods at 51.
Side 73 - ... involve risk of collision, the steam ship shall keep out of the way of the sailing ship. Art. 16. Every steam ship, when approaching another ship so as to involve risk of collision, shall slacken her speed, or, if necessary, stop and reverse ; and every steam ship shall, when in a fog go at a moderate speed.
Side 76 - ... unless it is shown to the satisfaction of the Court that the circumstances of the case made a departure from the Regulations necessary.
Side 72 - If two ships under steam are meeting end on, or nearly end on, so as to involve risk of collision, the helms of both shall be put to port so that each may pass on the port side of the other.
Side 71 - Steamships, when towing other ships, shall carry two bright white masthead lights, vertically, in addition to their side lights, so as to distinguish them from other steamships.
Side 73 - When two steam vessels are meeting end on, or nearly end on, so as to involve risk of collision, each shall alter her course to starboard so that each may pass on the port side of the other.
Side 16 - The index of the logarithm of a number greater than unity, is one less than the number of digits in the integral part...
Side 71 - Ships, whether steam ships or sailing ships, when at anchor in roadsteads or fairways, shall, between sunrise and sunset, exhibit where it can best be seen, but at a height not exceeding 20 feet above the hull, a white light in a globular lantern of eight inches in diameter, and so constructed as to show a clear, uniform, and unbroken light visible all round the horizon, and at a distance of at least one mile.