Reference Links
Text Box: NCGPSUG Email contacts: Chairman: Robert Nielsen Secretary: Duncan Marshall

NCGPSUG

Northern California GPS Users Group
Text Box: Useful Links: USGS has some interesting links to GPS related information and sites. Great ideas on how to incorporate GPS with education. Sample geocaching games, ect. Samuel J. Wormley GPS website is full of resources. SCIGN educational website covering GPS, Earth Science, etc. Proposal for a Statewide California Real Time Network from the California Spatial Reference Center dated October 16, 2008. California Land Surveyors Association (CLSA) California Spatial Reference Center Bay Area Regional Deformation Network (BARD) National Geodetic Survey (NGS) Caltrans Office of Land Surveys– lots of Caltrans goodies Oregon GPS Users Group Spatial Reference Center of Washington HTDP—Horizontal Time Dependent Positioning—Geodetic toolkit webpage Rinex data sites (this is quick if you know the site ID): UNAVCO index of Rinex files BARD RINEX files index.