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Documents USGG2009 & GEOID09: New geoid height models for surveying/GIS

Hybrid Geoid Height Models (e.g., GEOID09), Gravimetric Geoid Height Models (e.g., USGG2009) and Conversion Surfaces using GPS on BM data Gravimetric Geoid systematic misfit…

Documents GEOID12/GEOID12A

GEOID12/GEOID12A For 9/13/2012 HT MOD meeting Dan Roman Geosciences Research Division OUTLINE GEOID12 â from the ESRI Survey Summit Erroneous data GEPOID12A Development…

Documents GEOID12 Technical Details

GEOID12 Technical Details GEOID12 Technical Details Daniel Roman1, Xiaopeng Li2, and Simon Holmes3 1 Geosciences Research Division, NGS, NOAA, Silver Spring MD 2 Earth Resources…