Ionospheric pierce point

#	Item
11	Geoid modeling at NOAA’s National Geodetic Survey Add to Reading List Source URL: www.ngs.noaa.gov Language: English - Date: 2007-09-16 17:04:40 Total electron content Ionosphere Physics Earth Ionospheric pierce point Atmosphere Plasma physics Space plasmas
12	Geosynchronous Satellite Use of GPS Add to Reading List Source URL: spacejournal.ohio.edu Language: English - Date: 2013-06-25 15:00:55 Navigation Geodesy Avionics Global Positioning System GPS modernization GPS signals Satellite navigation LORAN Ionospheric pierce point GPS Technology Satellite navigation systems
13	Development of Grid Based Model for GAGAN Rajat Acharya, P.D.Yadav, Vipin Chandra Pant, M.R.Sivaraman Add to Reading List Source URL: www.ursi.org Language: English - Date: 2010-10-31 03:23:01 Avionics Geodesy Satellite navigation systems GPS-aided geo-augmented navigation Global Positioning System Ionospheric pierce point Wide Area Augmentation System Ionosphere Kriging Technology GPS Navigation