000			01130cam a2200133 4500
020			_a1853104701 (hbk.)
100		1	_aJONES Colin
245		0	_aYachtsman's GPS handbook: _ba guide to the Global Positioning System of satellite navigation
260			_aShrewsbury: _bWaterline Books, _c1995
300			_a139p.
520			_aThe Global Positioning System (GPS) is designed to be the standard method of navigation for all means of transport throughout the world well into the 21st century. It is based on a constellation of satellites and offers positional accuracy to within 30 metres anywhere on the earth's surface. The cost of a receiver is now low enough to be within the range of the average yachtsman and other sportsmen. GPS also has a variety of other uses where accurate positioning is important, such as surveying and the monitoring of transport fleets. book covers the different types of receiver and various additional features. It is written with the aim of enabling those not entirely familiar with navigational procedure to understand the system's use.
650			_aGLOBAL POSITIONING SYSTEM
945			_i0003169 _rY _sY
999			_c12327 _d12327