Last updated 03/23/2009 wcw
Latest models
Gravimetric Geoids
Hybrid Geoids
Vertical Deflection Models
What is the geoid?(Definition, History) |
What is a deflection
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GRAV-D |
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Geoid Links(Agencies, Models) |
Research Links(Projects at least loosely tied to the geoid) |
North American GeoidInternational Association of Geodesy Commission Project 2.2 |
Online papers about the geoid |
Who uses the geoid?(Studies with NGS geoid models) |
NGS geoid research software |
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Have a question?