{"product_id":"kwadrant-cappuccino-replika-xv-w-prezent-dla-astronoma-lub-zeglarza-h28","title":"Cappuccino Quadrant – 15th-Century Replica - Gift for an Astronomer or Sailor – H28","description":"\u003cp\u003eCappuccino Quadrant – 15th-Century Replica - Gift for an Astronomer or Sailor – H28\u003cbr\u003e \u003cbr\u003e The quadrant is a historical navigational and astronomical instrument used to measure the altitude of celestial bodies (e.g., the Sun, stars) above the horizon. In practice, it was used mainly in:\u003cbr\u003e \u003cbr\u003e astronomy – for observations and creating maps of the sky,\u003cbr\u003e maritime navigation – for determining a ship’s latitude.\u003cbr\u003e \u003cbr\u003e The name Cappuccino comes from the shape of the hood worn by Capuchin monks (Cappuccino in English), as the shape of this device reminded contemporaries of it.\u003cbr\u003e \u003cbr\u003e The quadrant is made of zamak (a zinc and aluminum alloy) and mounted on an elegant wooden base. The replica is distinguished by high-quality craftsmanship and durability. Carefully embossed details and a solid finish make it an exceptional collector’s item. The replica has been calibrated to latitude 51.5°N,\u003cbr\u003e \u003cbr\u003e It is an excellent decoration for an office, library, or vintage-style interior, as well as an outstanding gift for an enthusiast of astronomy, the history of science, or sailing.\u003cbr\u003e \u003cbr\u003e Product information:\u003cbr\u003e \u003cbr\u003e Height: 11 cm\u003cbr\u003e Width: 8 cm\u003cbr\u003e Historical replica of a 15th-century quadrant\u003cbr\u003e Ideal for collectors and enthusiasts of vintage-style items\u003cbr\u003e Decoration for an office, study, or retro-style library\u003cbr\u003e Unique gift for a collector of historical instruments or an enthusiast of old technologies\u003cbr\u003e \u003cbr\u003e \u003cbr\u003e How did the quadrant work?\u003cbr\u003e \u003cbr\u003e 1. The sailor or astronomer held the instrument vertically.\u003cbr\u003e 2. They aimed at a celestial body through the sight.\u003cbr\u003e 3. The weight indicated the angle value on the scale.\u003cbr\u003e 4. This angle above the horizon made it possible to:\u003cbr\u003e calculate latitude (at sea),\u003cbr\u003e determine position and time (in astronomy).\u003cbr\u003e \u003cbr\u003e \u003cbr\u003e Interesting facts:\u003cbr\u003e \u003cbr\u003e Quadrants were used as early as the Middle Ages and during the Age of Discovery.\u003cbr\u003e They were later replaced by sextants, which were more accurate and easier to use.\u003cbr\u003e The renowned astronomer Tycho Brahe used very large quadrants for precise observations of stars even before the invention of the telescope.\u003cbr\u003e \u003c\/p\u003e","brand":"MICHAELSERGE-3","offers":[{"title":"Default Title","offer_id":57314892939639,"sku":"322527","price":130.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9458\/1623\/files\/Img_a16f327c-aca9-481a-a32c-c8dca97f507f.jpg?v=1784623974","url":"https:\/\/www.michaelserge.com\/es\/products\/kwadrant-cappuccino-replika-xv-w-prezent-dla-astronoma-lub-zeglarza-h28","provider":"MICHAELSERGE","version":"1.0","type":"link"}