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OSU grant proposal includes developing time-dependent models for the new, modernized NSRS

OSU grant proposal includes developing time-dependent models for the new, modernized NSRS
gpsworld.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from gpsworld.com Daily Mail and Mail on Sunday newspapers.

Scripps institution of oceanographyUnited statesNorth carolinaOklahoma cityIv regionDave zilkoskiNational geodetic surveyDivision of geodetic scienceAtmospheric administrationOhio state universityNational oceanicGeosciences research divisionInternational terrestrial reference frameNational spatial reference systemModeling competitionScripps institution

Lighthouses on land and in the sky

Lighthouses on land and in the sky
gpsworld.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from gpsworld.com Daily Mail and Mail on Sunday newspapers.

United statesBoston lightLittle brewster islandNew yorkNew yorkerDorothy wickendenDave zilkoskiMarty fagaCharlie trimbleBrad parkinsonNational reconnaissance officeUs airProgram officeNational geodeticNorthrop grummanDefense systems acquisition review council

The early days of GPS: How it was adopted by the US military and surveyors

The early days of GPS: How it was adopted by the US military and surveyors
gpsworld.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from gpsworld.com Daily Mail and Mail on Sunday newspapers.

Charlesr trimbleMartin fagaWilliamp clementsDave zilkoskiRockwell collins smithsonianBradford parkinsonProgram officeDepartment of defenseDeputy secretaryDefense williamDefense systems acquisitionPreview council

Updates on NGS s published heights in southeast Texas and NGS GPS on Benchmarks program

This column will provide an update on the following: the current set of published orthometric heights in the southeast Texas region based on recent GNSS surveys performed during 2021 and 2022, NGS’s rules for estimating and publishing GNSS-derived orthometric heights using OPUS Projects, and the status of NGS’s GPS on Bench Marks program.

United statesWhite houseDistrict of columbiaDave zilkoskiDave zilkoski vennBoris kanazirDave zilkoski arcNational geospatial advisory committeeNational geodetic surveyTechnology policyGeographic data committeeOffice of scienceTexas spatial reference centerAmerican association for geodetic surveyingNew yearFederal geographic data committee

The effects of vertical movement on NGS s modernized 2022 NSRS

This column addresses estimates of vertical movement that will have to be accounted for in the new, modernized National Spatial Reference System.

United statesAmerican samoaNorth carolinaDave zilkoskiNational geodetic surveyInternational reference frameNational spatial reference systemGeopotential coordinatesGeopotential datumNorth american pacific geopotential datumNorth americaCentral americaNorthern mariana islandsVelocities greaterAbsolute valuesSoutheastern alaska