'Pl0314' presentation slideshows

GPS Derived Heights: A Height Modernization Primer

1.18k views • 63 slides

Gravity, Geoid and Heights

Gravity, Geoid and Heights. Daniel R. Roman National Geodetic Survey National Oceanic and Atmospheric Administration. Two-Plane Method of Interpolating Heights (Problem 8.3). We can approximate the shift at an unknown point (when observations are unavailable) using least squares methods.

595 views • 45 slides

Gravity, Geoid and Heights

Gravity, Geoid and Heights. Daniel R. Roman National Geodetic Survey National Oceanic and Atmospheric Administration. OUTLINE OF TALK. Introduction Overview of current gravimetric geoid models Overview of current hybrid geoids Heights and the datasheet Plans for Geoid Modeling at NGS

645 views • 36 slides

Gravity, Geoid and Heights

Gravity, Geoid and Heights. Daniel R. Roman National Geodetic Survey National Oceanic and Atmospheric Administration. OUTLINE OF TALK. Introduction Overview of current gravimetric geoid models Overview of current hybrid geoids Heights and the datasheet Plans for Geoid Modeling at NGS

378 views • 36 slides

Datum Shifts and Geoid Height Models

Datum Shifts and Geoid Height Models. Session C of Datums, Heights and Geodesy Presented by Daniel R. Roman, Ph.D. Of the National Geodetic Survey. h. N. Geoid Height (GEOID03). Ellipsoid (NAD 83). Geoid (NAVD 88). Ellipsoid, Geoid, and Orthometric Heights.

357 views • 34 slides