Gravity, Geoid and Height Systems: Proceedings of the Iag Symposium Gghs2012, October 9-12, 2012, Venice, Italy

ISBN-13: 9783319385334 / Angielski / Miękka / 2016 / 346 str.

Urs Marti

Opis

This volume includes a selection of papers presented at the IAG international symposium "Gravity, Geoid and Height Systems 2012" (GGHS2012), which was organized by IAG Commission 2 "Gravity Field" with the assistance of the International Gravity Field Service (IGFS) and GGOS Theme 1 "Unified Global Height System".

Spis treści

Part I Gravimetry and Gravity Networks.- Towards the establishment of new gravity control in Poland.- Testing the suitability of the A10-020 absolute gravimeter for the establishment of new gravity control in Poland.- Part II Global Gravity Field Modeling, Assessments and Applications.- GOCE long-wavelength gravity field recovery from 1s-sampled kinematic orbits using the acceleration approach.-Use of high performance computing for the rigorous estimation of very high degree spherical harmonic gravity field models.- Time variable gravity: Contributions of GOCE satellite data to monthly and bi-monthly GRACE gravity field estimates.- Application of Wavelets for Along-Track Multi-Resolution Analysis of GOCE SGG Data.- Assessment of high-resolution global gravity field models and their application in quasigeoid modelling in Finland.- Comparison of GOCE global gravity field models to test fields in southern Norway.- Evaluation of Recent GRACE and GOCE Satellite Gravity Models and Combined Models Using GPS/Leveling and Gravity Data in China.- Evaluation of GOCE/GRACE derived Global Geopotential Models over Argentina with collocated GPS/Levelling observations.- Evaluation of GOCE/GRACE Global Geopotential Models over Greece with collocated GPS/Levelling observations and local gravity data.- Evaluation of the GOCE-based Gravity Field Models in Turkey.- A Stokesian approach for the comparative analysis of satellite gravity models and terrestrial gravity data.- Part III Future Gravity Field Missions.- New approach to estimate time variable gravity fields from high-low satellite tracking data.- Status of the GRACE Follow-on Mission.- Feasibility Study of a Future Satellite Gravity Mission using GEO-LEO Line-of-Sight Observations.- Part IV Advances in Precise Local and Regional High-Resolution Geoid Modeling.- GOCE data for local geoid enhancement.- Investigation of gravity data requirements for a 5 mm-quasigeoid model over Sweden.- Consistent combination of satellite and terrestrial gravity field observations in regional geoid modeling a case study for Austria.- Modelling the influence of terraced landforms to the Earth’s gravity field.- Accurate Geoid Height Differences Computation  from GNSS Data and Modern Astrogeodetic Observation.- Improving the Swedish quasigeoid by gravity observations on the ice of Lake Vän.- Geoid Model and Altitude at Mount Aconcagua Region (Argentina) from Airborne Gravity Survey.- HRG2009 - New high resolution geoid model for Croatia.- Validation of Regional Geoid Models for Saudi Arabia usingGPS/Levelling Data and GOCE Models.- Part V Establishment and Unification of Vertical Reference Systems.- W0 estimates in the frame of the GGOS Working Group on Vertical Datum Standardisation.- Realization of WHS based on the static gravity field observed by GOCE.- First Results on Height System Unification in North America Using GOCE.- Using GOCE to straighten and sew European local geoids: preliminary study and first results.- Combination of geometric and orthometric heights in the presence of geoid and quasi-geoid models.- Contribution of Tide Gauges for the Determination of W0 in Canada.- Estimation of the reference geopotential value for the local vertical datum of continental Greece using EGM08 and GPS/leveling data.- Tidal Systems and Reductions for Improvement of the Bulgarian National Vertical Reference System.- Part VI Gravity Field and Mass Transport Modeling.- Consistent Combination of Gravity Field, Altimetry and Hydrographic Data.- Local hydrological effects on gravity at Metsähovi, Finland: implications for comparing observations by the superconducting gravimeter with global hydrological models and with GRACE.- Global groundwater cycles and extreme events responses observed by satellite gravimetry.- Part VII Modeling and Inversion of Gravity-Solid Earth Coupling.- Sensitivity of GOCE gravity gradients to crustal thickness and density variations – Case study for the Northeast Atlantic Region.- Detecting the elevated crust to mantle section in the Kohistan-Ladakh Arc, Himalaya, from GOCE observations.- Daniele Tenze, Carla Braitenberg, Eva Sincich, Patrizia Mariani.- A grip on geological units with GOCE.-  Basement structure of the Santos Basin from Gravity data.- Part VIII Gravity Field of Planetary Bodies.- Observing the gravity field of different planets and moons by space-borne techniques: predictions by fast error propagation tools.- Sensitivity of simulated LRO tracking data to the lunar gravity field.

Blurb

This volume includes a selection of papers presented at the IAG international symposium "Gravity, Geoid and Height Systems 2012" (GGHS2012), which was organized by IAG Commission 2 “Gravity Field” with the assistance of the International Gravity Field Service (IGFS) and GGOS Theme 1 “Unified Global Height System”. The book summarizes the latest results on gravimetry and gravity networks, global gravity field modeling and applications, future gravity field missions. It provides a detailed compilation on advances in precise local and regional high-resolution geoid modeling, the establishment and unification of vertical reference systems, contributions to gravity field and mass transport modeling as well as articles on the gravity field of planetary bodies.