While the system of counting from the capital of the country is still used for local purposes, the tendency in recent years is to use the meridian of Greenwich for nautical and international purposes.
He was then for a short time in the Nautical Almanac office.
"Cat" or "cat-head," in nautical usage, is the projecting beam on the bows of a ship used to clear the anchor from the sides of the vessel when weighed.
The different coils are prevented from adhering by a coating of whitewash, and the end of each nautical mile is carefully marked for future reference.
All that is certain is a knowledge of the nautical use of the magnet at the end of the r3th century.
In open places that height is seldom more than about one and a half times the square root of the " fetch " or greatest distance in nautical miles from which the wave has travelled to the point in question; but in narrow reaches or lakes it is relatively higher.
See also Surveying (Nautical) and Ocean And Oceanography.
A tribunal and chamber of commerce, a board of trade-arbitrators and a nautical school, are among the public institutions.
The parallax 8.5776" found by Encke was therefore accepted without question, and was employed in the Nautical Almanac from 1834 to 1869.
In 1794 a nautical school was founded at Lima, with Andres Baleato as instructor and Pedro Alvarez as teacher of the use of instruments.
The claim that St Paul was shipwrecked at Meleda off the Dalmatian coast, and not at Malta, has been clearly set at rest, on nautical grounds, by Mr Smith of Jordanhill (Voyage and Shipwreck of St Paul, London, 1848).
Where the depths increase rapidly to over 2000 fathoms. The whole length of the rise which divides the Atlantic into an eastern and a western basin may be taken as 7500 nautical miles.
The commonwealth also maintains aboard a national ship a nautical training school (1891) for instruction in the science and practice of navigation.
Sonus; the d is a mere addition, as in the nautical term " bound " (outward, homeward bound) for the earlier " boun," to make ready, prepare.
In Scandinavian records there is a reference to the nautical use of the magnet in the Hauksbok, the last edition of the LandndmabOk (Book of the Colonization of Iceland): - "Floki, son of Vilgerd, instituted a great sacrifice, and consecrated three ravens which should show him the way (to Iceland); for at that time no men sailing the high seas had lodestones up in northern lands."
In military and naval use "to rake" means to enfilade, to fire so that the shot may pass lengthwise along a ship, a line of soldiers, entrenchments, &c. In the nautical sense of the projection or slope of a ship's bows or stern or the inclination of a mast, the word is apparently an adaptation of the Scandinavian raka, to reach, in the sense of reach forward.
He assisted in the preparation of the American Nautical Almanac for 1857.
In 1877 he was appointed director of the American Nautical Almanac. office, a post which he held until March 1897.
The results, of these investigations have, for the most part, appeared in the Astronomical Papers of the American Ephemeris, and have been more or less completely adopted for use in the nautical almanacs.
The reform of the Nautical Almanac in 1829 was set on foot by his protests; he recommended to the British Association in 1837, and in great part executed, the reduction of Joseph de Lalande's and Nicolas de Lacaille's catalogues containing about 57,000 stars; he superintended the compilation of the British Association's Catalogue of 8377 stars (published 1845); and revised the catalogues of Tobias Mayer, Ptolemy, Ulugh Beg, Tycho Brahe, Edmund Halley and Hevelius (Memoirs R.
Employed Jewish physicians; it was a Jew - Abraham Zacuto ben Samuel - who supplied Vasco da Gama with nautical instruments; and Jews were employed in the overland journeys by which the Portuguese court first endeavoured to obtain information on Far Eastern affairs.
Public education is not, however, entirely in the hands of the priesthood and nuns; there are an institute, a normal school to train teachers, a school of arts and handicrafts, a nautical school and numerous public primary schools for both sexes.
In the orchestral ballad, La Belle Dame sans Merci, he touches the note of weird pathos, and in the nautical overture Britannia his sense of humour stands revealed.
Airy then at length published an account of the circumstances, and Adams's memoir was printed as an appendix to the Nautical Almanac. A keen controversy arose in France and England as to the merits of the two astronomers.
Of his Ephemerides (1755) practical rules for the employment of the lunar method of longitudes, proposing in his additions to Pierre Bouguer's Traite de Navigation (1760) the model of a nautical almanac.
In 1852 he graduated at Harvard, and became computer to the American Ephemeris and Nautical Almanac. He made his name by contributions on mathematical and physical subjects in the Mathematical Monthly.
There are besides in the island 10 gymnasia, 3 lycees, 6 technical and nautical schools and institutes (including a school of mines at Iglesias), and 9 other institutes for various branches of special education.
In it is situated the Royal Observatory, built in 1675 for the advancement of navigation and nautical astronomy.
5-7), as usually manufactured, consists of a core a in the centre of which is a strand of copper wires varying in weight for different cables between 70 and 650 lb to the nautical mile.
Of submarine cable had been laid, while ten years later it was computed that 162,000 nautical miles of cable were in existence, representing a capital of £40,000,000, 75 per cent.
The submarine cables of the world now have a length exceeding 200,000 nautical miles, and most of them have been manuf actured on the Thames.
Underground, and the total lengths of submarine cables of the world were 39,072 nautical miles under government administration and 194,751 nautical miles under the administration of private companies.
A mean degree of the meridian being assumed to be 69-09 statute miles of 5280 ft., the nautical mile (A l b - degree) is taken as 6080 ft., which is a sufficiently close approximation for practical purposes, and the distances between the knots are made to bear the same relation to 6080 ft.
(= five nautical miles) an hour; hence the common use of knot as equivalent to a nautical mile.
Nautical charts are dealt with in A.
This result was soon apparently confirmed by several other researches founded both on theory and observation, and so strong did the evidence appear to be that the value 8.95" was used in the Nautical Almanac from 1870 to 1881.
Besides theology he was interested in the study of grammar and natural history, but his name is chiefly associated with nautical science.
Among the most prominent secular buildings are: the Tergesteo, a huge edifice containing a cruciform arcade roofed with glass, where the exchange is established, besides numerous shops and offices; the town-hall, rebuilt in 1874, with the handsome hall of the local Diet; the imposing old exchange, now the seat of the chamber of commerce; the palatial offices of the Austrian Lloyd, the principal shipping company; the commercial and nautical academy, with its natural history museum, containing the complete fauna of the Adriatic Sea; and finally the municipal museum, Revoltella, are all worth mentioning.
In nautical phraseology various usages of the term are derived from its association with a sailor's leave on shore, e.g.
The Nautical Magazine (1832) was addressed specially to sailors, and Colburn's United Service Journal (1829) to both services.
In colonial times Maracaibo had a famous Jesuits' college (now gone) and was one of the educational centres of Spanish America; the city now has a national college and a nautical school.
The Tonga and Kermadec trenches, both deeper than 4000 fathoms, stretch from the Samoa Islands southwards toward New Zealand for a distance of 1600 nautical miles.
This important proposal, the germ of the Nautical Almanac, was approved of by the government, and under the care of Maskelyne the Nautical Almanac for 1767 was published in 1766.
Palma has a seminary founded in 1700, a collection of archives dating from the 14th century, a school and museum of fine arts, a nautical school and an institute founded in 1836 to replace the old university (1503).
Acad., 1848) gave him a wider fame; he became in 1849 consulting astronomer to the American Nautical Almanac, and for this work prepared new tables of the moon (1852).
When a ship engaged in repairing a cable exhibits the said signals, other vessels which see them or are able to see them shall withdraw to or keep beyond a distance of one nautical mile at least from the ship in question so as not to interfere with her operations " (art.
Nor is there any nautical significance in a passage which occurs in the Chinese encyclopaedia, Poei-wen-yun-fou, in which it is stated that under the Tsin dynasty, or between A.D.
1), and on appeal in maritime causes nautical assessories are usually called in by the court of appeal, and may be called in by the House of Lords (Judicature Act 1891, s.
3); a like provision is made as to maritime causes in Scottish courts (Nautical Assessors [Scotland] Act 1894).
In nautical language it is usually combined with some qualifying word, as "half a gale," a "stiff gale."
JEAN CHARLES BORDA (1733-1799), French mathematician and nautical astronomer, was born at Dax on the 4th of May 1733 He studied at La Fleche, and at an early age obtained a commission in the cavalry.
His researches in hydrodynamics were highly useful for marine engineering, while the reflecting and repeating circles, as improved by him, were of great service in nautical astronomy.
His planetary and solar tables were adopted by the Nautical Almanac, as well as by the Connaissance des temps.
The flight of Byzantine scholarship westward in the 15th century revealed, and finally, that the philosophic content of the Scholastic teaching was as alien from Aristotle as from the spirit of the contemporary revolt of science, with its cry for a new medicine, a new nautical astronomy and the like.
On assuming the directorship of the Nautical Almanac he became very strongly impressed with the diversity existing in the values of the elements and constants of astronomy adopted by different astronomers, and the injurious effect which it exercised on the precision and symmetry of much astronomical work.
The cost of the cable before laying depends on the dimensions of its core, the gutta-percha, which still forms the only trustworthy insulator known, constituting the principal item of the expense; for an Atlantic cable of the most approved construction the cost may be taken at f250 to £300 per nautical mile.
The bay extends northward nearly 162 nautical miles, with a maximum breadth of II m.
Nevil Mas kelyne, who succeeded him in 1764, set on foot, in 1767, the publication of the Nautical Almanac, and about the same time had an achromatic telescope fitted to the Greenwich M aske mural quadrant.
There are also two direct lines of steamers between London and Durban (a distance of 6993 nautical miles), average passage about twenty-six days; the mail route taking twenty to twenty-two days.