000			01428cab a2200229 4500
001			ABS68733
008			050225n2005 000 0 eng u
035			_a(Sirsi) u128886
100			_aFane, C.
245		4	_aThe British Active GPS Network: OSNet for the future
260			_c2005
490			_aGeo Informatics _v(8)January/February 2005, 24-27(3)
520			_aProvides an overview of Ordnance Survey's (OS) current geographic information output and its future development. OS as the national mapping organisation makes available the definitive geographical framework for the country. Discusses OS MasterMap, the OS integrated database of 440m features represented by unique topographic identifiers and the fundamental importance of the Global Positioning System (GPS) to the OS positioning strategy. Examines the development of the Active GPS Network based on a network of permanently installed GPS receivers and OSNet, which uses Real Time Kinematic GPS solutions for direct capture of map detail and should cover all the main conurbations in Great Britain by the end of March 2005. Summarises future advancements planned for the Global Navigation Satellite Systems. Figure shows extent of OSNet network as at October 2004.
590			_aABS
650			_aGPS
650			_aMAPPING
650			_aORDNANCE SURVEY
690			_aGeomatics _96242
700			_aCruddace, P.
700			_aGreaves, M.
942			_n0
999			_c74838 _d74838