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Portolani
A rutter is a mariner's handbook of written sailing directions. Before the advent of nautical charts, rutters were the primary store of geographic information for maritime navigation. It was known as a ''periplus'' ("sailing-around" book) in classical antiquity and a '' portolano'' ("port book") to medieval Italian sailors in the Mediterranean Sea. Portuguese navigators of the 16th century called it a , the French a , from which the English word "rutter" is derived. In Dutch, it was called a ("reading chart"), in German a ("sea book"), and in Spanish a . History Before the advent of nautical charts in the 14th century, navigation at sea relied on the accumulated knowledge of navigators and pilots. Plotting a course at sea required knowing the direction and distance between point A and point B. Knowledge of where places lay relative to each other was acquired by mariners during their long experience at sea. The earliest peripluses of classical antiquity were not necessarily ...
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Portolan Chart
Portolan charts are nautical charts, first made in the 13th century in the Mediterranean Sea, Mediterranean basin and later expanded to include other regions. The word ''portolan'' comes from the Italian language, Italian ''portolano'', meaning "related to ports or harbours, harbors", and which since at least the 17th century designates "a collection of sailing directions". Definition The term "portolan chart" was coined in the 1890s because at the time it was assumed that these maps were related to portolani, medieval or early modern books of sailing directions. Other names that have been proposed include rhumb line charts, compass charts or loxodromic navigation, loxodromic charts whereas modern French scholars prefer to call them nautical charts to avoid any relationship with portolani. Several definitions of portolan chart coexist in the literature. A narrow definition includes only medieval or, at the latest, early modern Nautical chart, sea charts (i.e. maps that primaril ...
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Nautical Chart
A nautical chart or hydrographic chart is a graphic representation of a sea region or water body and adjacent coasts or river bank, banks. Depending on the scale (map), scale of the chart, it may show depths of water (bathymetry) and heights of land (topography), natural features of the seabed, details of the coastline, navigational hazards, locations of natural and human-made aids to navigation, information on tides and Ocean current, currents, local details of the Earth's magnetic field, and human-made structures such as harbor, harbours, buildings, and bridges. Nautical charts are essential tools for marine navigation; many countries require vessels, especially commercial ships, to carry them. Nautical charting may take the form of charts printed on paper (raster navigational charts) or computerized electronic navigational charts. Recent technologies have made available paper charts which are printed "on demand" with cartographic data that has been downloaded to the commercial ...
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Pisa
Pisa ( ; ) is a city and ''comune'' (municipality) in Tuscany, Central Italy, straddling the Arno just before it empties into the Ligurian Sea. It is the capital city of the Province of Pisa. Although Pisa is known worldwide for the Leaning Tower of Pisa, the city contains more than twenty other historic churches, several medieval palaces, and bridges across the Arno. Much of the city's architecture was financed from its history as one of the Italian maritime republics. The city is also home to the University of Pisa, which has a history going back to the 12th century, the Scuola Normale Superiore di Pisa, founded by Napoleon in 1810, and its offshoot, the Sant'Anna School of Advanced Studies.Scuola Superiore Sant'Anna di Pisa
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Pietro Coppo
Pietro Coppo (1469/70 – 1555/56; ) was an Italian geographer and cartographer who wrote a description of the entire world as known in the 16th century, accompanied by a set of systematically arranged maps, one of the first rutters and also a precise description of the Istrian Peninsula, accompanied by its first regional map. Life Pietro Coppo was born in Venice and studied with Marcus Antonius Coccius Sabellicus. He was also deeply influenced by the '' Natural History'' by Pliny. After a number of voyages across Italy and the Mediterranean and a period of six years he spent on Crete, in 1499 he moved to Izola due to his work duties as a municipal scribe, where he married Colotta di Ugo from a rich Izola family. He was active in the public life of the town, where he worked as a notary, and also represented it on several occasions before the Doge of Venice. Works ''De toto orbe'' Coppo's major work was the description, accompanied by an atlas of 22 maps, of the entire known ...
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English Channel
The English Channel, also known as the Channel, is an arm of the Atlantic Ocean that separates Southern England from northern France. It links to the southern part of the North Sea by the Strait of Dover at its northeastern end. It is the busiest Sea lane, shipping area in the world. It is about long and varies in width from at its widest to at its narrowest in the Strait of Dover."English Channel". ''The Columbia Encyclopedia'', 2004. It is the smallest of the shallow seas around the continental shelf of Europe, covering an area of some . The Channel aided the United Kingdom in becoming a naval superpower, serving as a natural defence against invasions, such as in the Napoleonic Wars and in the World War II, Second World War. The northern, English coast of the Channel is more populous than the southern, French coast. The major languages spoken in this region are English language, English and French language, French. Names Roman historiography, Roman sources as (or , ...
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Bay Of Biscay
The Bay of Biscay ( ) is a gulf of the northeast Atlantic Ocean located south of the Celtic Sea. It lies along the western coast of France from Point Penmarc'h to the Spanish border, and along the northern coast of Spain, extending westward to Cape Ortegal. The average depth is and the greatest depth is . Etymology The Bay of Biscay is known in Spain as the Gulf of Biscay (; ). In France, it is called the Gulf of Gascony ( ; ; ; ). In Latin, the bay was known as ( Cantabrian Gulf); the name Cantabrian Sea is still used locally for the southern area of the Bay of Biscay that washes over the northern coast of Spain ( Cantabria). The English name comes from Biscay on the northern Spanish coast, probably standing for the western Basque districts (''Biscay'' up to the early 19th century). Geography Parts of the continental shelf extend far into the bay, resulting in fairly shallow waters in many areas and thus the rough seas for which the region is known. Heavy storms ...
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Pierre Garcie
Pierre is a masculine given name. It is a French form of the name Peter. Pierre originally meant "rock" or "stone" in French (derived from the Greek word πέτρος (''petros'') meaning "stone, rock", via Latin "petra"). It is a translation of Aramaic כיפא (''Kefa),'' the nickname Jesus gave to apostle Simon Bar-Jona, referred in English as Saint Peter. Pierre is also found as a surname. People with the given name * Monsieur Pierre, Pierre Jean Philippe Zurcher-Margolle (c. 1890–1963), French ballroom dancer and dance teacher * Pierre (footballer), Lucas Pierre Santos Oliveira (born 1982), Brazilian footballer * Pierre, Baron of Beauvau (c. 1380–1453) * Pierre, Duke of Penthièvre (1845–1919) * Pierre, marquis de Fayet (died 1737), French naval commander and Governor General of Saint-Domingue * Prince Pierre, Duke of Valentinois (1895–1964), father of Rainier III of Monaco * Pierre Affre (1590–1669), French sculptor * Pierre Agostini, French physicist ...
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Rule Of Marteloio
image:Tondo e quadro (Bianco, 1436).jpg, 300px, The ''tondo e quadro'' (circle and square) from Andrea Bianco (cartographer), Andrea Bianco's Bianco world map, 1436 atlas The rule of marteloio is a Middle Ages, medieval technique of navigational computation that uses compass direction, distance and a simple Trigonometry, trigonometric table known as the ''toleta de marteloio''. The rule told sailor, mariners how to plot the traverse between two different navigation Course (navigation), courses by means of resolving triangles with the help of the ''Toleta'' and basic arithmetic. Those uncomfortable with manipulating numbers could resort to the visual ''tondo e quadro'' (circle-and-square) and achieve their answer with dividers. The rule of marteloio was commonly used by Mediterranean navigators during the 14th and 15th centuries, before the development of celestial navigation, astronomical navigation. Etymology The etymology comes from the Venetian language. In his 1436 atlas, Ve ...
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Navigational Instrument
Navigational instruments are instruments used by nautical navigators and pilots as tools of their trade. The purpose of navigation is to ascertain the present position and to determine the speed, direction, etc. to arrive at the port or point of destination. Charts and drafting instruments *Charts are maps of the areas to be navigated with details specific to the marine environment. *Computing aids: used in the necessary mathematical calculations. Today electronic computers or calculators are used. Other traditional aids used included tables (trigonometric, logarithms, etc.) and slide rules. *Dividers used for measuring lengths of lines and approximate lengths of non-linear paths on a chart. * Nautical almanac used to determine the position in the sky of a celestial body after a sight has been taken. * Parallel rules used for transferring a line to a parallel position. Also used to compare the orientation of a line to a magnetic or geographic orientation on a compass rose. Dir ...
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Majorca
Mallorca, or Majorca, is the largest of the Balearic Islands, which are part of Spain, and the List of islands in the Mediterranean#By area, seventh largest island in the Mediterranean Sea. The capital of the island, Palma, Majorca, Palma, is also the capital of the autonomous communities of Spain, autonomous community of the Balearic Islands. The Balearic Islands have been an autonomous region of Spain since 1983. There are two small islands off the coast of Mallorca: Cabrera, Balearic Islands, Cabrera (southeast of Palma) and Dragonera (west of Palma). The anthem of Mallorca is "La Balanguera". Like the other Balearic Islands of Menorca, Ibiza, and Formentera, the island is a highly popular holiday destination, particularly for tourists from the Netherlands, Republic of Ireland, Ireland, Germany, and the United Kingdom. The international airport, Palma de Mallorca Airport, is one of the busiest in Spain; it was used by 28 million passengers in 2017, with use increasing ever ...
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Magnetic Compass
A compass is a device that shows the cardinal directions used for navigation and geographic orientation. It commonly consists of a magnetized needle or other element, such as a compass card or compass rose, which can pivot to align itself with magnetic north. Other methods may be used, including gyroscopes, magnetometers, and GPS receivers. Compasses often show angles in degrees: north corresponds to 0°, and the angles increase clockwise, so east is 90°, south is 180°, and west is 270°. These numbers allow the compass to show azimuths or bearings which are commonly stated in degrees. If local variation between magnetic north and true north is known, then direction of magnetic north also gives direction of true north. Among the Four Great Inventions, the magnetic compass was first invented as a device for divination as early as the history of science and technology in China, Chinese Han dynasty (since c. 206 BC),#Li, Li Shu-hua, p. 176 and later adopted for navigation by ...
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