{"product_id":"chs-chart-3002","title":"CHS Chart 3002: Queen Charlotte Sound to\/à Dixon Entrance","description":"Scale: 525000\u003ch3\u003eScale identification for CHS Charts\u003c\/h3\u003e\u003cp\u003eWe refer to the relationship between the size of the chart and the earth as 'natural scale.' For example, 1:15 000 means that 1 unit on the chart equals 15 000 units on the earth. The following are examples of different types and scales of charts and their uses.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHarbour charts are:\u003cul\u003e\n\u003cli\u003elarge scale, 1:2 001 to 1:20 000\u003c\/li\u003e\n\u003cli\u003eused for navigation in harbours or intricate, hazardous, shoal-infested waters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eApproach charts are:\u003cul\u003e\n\u003cli\u003e1:20 001 to 1:50 000\u003c\/li\u003e\n\u003cli\u003eused for approaching coasts where a lot of detail is required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eCoastal charts are:\u003cul\u003e\n\u003cli\u003e1:50 001 to 1:150 000\u003c\/li\u003e\n\u003cli\u003eused in fisheries charts\u003c\/li\u003e\n\u003cli\u003eused to show continuous extensive coverage with sufficient inshore detail to make landfall sightings easy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eGeneral charts:\u003cul\u003e\n\u003cli\u003eare 1:150 001 to 1:500 000\u003c\/li\u003e\n\u003cli\u003eused in fisheries charts\u003c\/li\u003e\n\u003cli\u003egive extensive offshore coverage with sufficient inshore detail to make landfall sightings easy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eSailing charts are:\u003cul\u003e\n\u003cli\u003e1:500 001 and smaller\u003c\/li\u003e\n\u003cli\u003eused for offshore navigation beyond sight of land\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Paradise Cay Publications","offers":[{"title":"Default Title","offer_id":67857053352181,"sku":"CAN3002","price":24.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/2198\/0149\/files\/3002.jpg?v=1793149229","url":"https:\/\/uhahm3-rm.myshopify.com\/products\/chs-chart-3002","provider":"Paradise Cay Publications, Inc.","version":"1.0","type":"link"}