عنوان

First champ mission results for gravity, magnetic and atmospheric studies.

3540383662

9783540383666

b565860

First champ mission results for gravity, magnetic and atmospheric studies.

[Book]

[Place of publication not identified]

Springer

2014

I Orbit and Earth Gravity Field.- CHAMP Orbit and Gravity Instrument Status.- On Board Evaluation of the STAR Accelerometer.- Determination of CHAMP Accelerometer Calibration Parameters.- CHAMP Accelerometer and Star Sensor Data Combination.- CHAMP Clock Error Characterization.- Determination of the CHAMP GPS Antenna with Respect to Satellite's Mass Center.- Spaceborne GPS for POD and Earth Science.- The CHAMP Orbit Comparison Campaign.- CHAMP Orbit Determination with GPS Phase-Connected, Precise Point Positioning.- Kinematic and Dynamic Determination of Trajectories for Low Earth Satellites Using GPS.- CHAMP Double-Difference Kinematic POD with Ambiguity Resolution.- Approaches to CHAMP Precise Orbit Determination.- STAR Accelerometer Contribution to Dynamic Orbit and Gravity Field Model Adjustment.- Impact of Different Data Combinations on the CHAMP Orbit Determination.- CHAMP Rapid Science Orbit Determination - Status and Future Prospects.- Orbit Predictions for CHAMP - Development and Status.- Thermospheric Events in CHAMP Precise Orbit Determination.- New Global Gravity Field Models from Selected CHAMP Data Sets.- First Insight into Temporal Gravity Variablility from CHAMP.- CHAMP Gravity Field Recovery with the Energy Balance Approach.- Preliminary Analysis of CHAMP State Vector and Accelerometer Data for the Recovery of the Gravity Potential.- CHAMP Precise Orbit Determination and Gravity Field Recovery.- Gravitational Field Modelling from CHAMP-Ephemerides by Harmonic Splines and Fast Multipole Techniques.- Evaluation of Geoid Models with GPS/Levelling Points in Sweden and Finland.- Geophysical Impact of Field Variations.- CHAMP, Mass Displacements and the Earth's Rotation.- CHAMP Gravity Anomalies over Antarctica.- Assimilation of Altimeter and Geoid Data into a Global Ocean Model.- Total Density Retrieval with STAR.- II Earth Magnetic Field.- CHAMP ME Data Processing and Open Issues.- Ion Drift-Meter Status and Calibration.- CO2 - A CHAMP Magnetic Field Model.- Decadal and Subdecadal Secular Variation of Main Geomagnetic Field.- Modelling the Earth's Magnetic Field: Wavelet Based and Standard Methods.- Improved Parameterization of External Magnetic Fields from CHAMP Measurements.- Monitoring Magnetospheric Contributions using Ground-Based and Satellite Magnetic Data.- Unraveling the Magnetic Mystery of the Earth's Lithosphere: The Background and the Role of the CHAMP Mission.- A Comparison of Global Lithospheric Field Models Derived from Satellite Magnetic Data.- Mapping the Lithospheric Magnetic Field from CHAMP Scalar and Vector Magnetic Data.- Improving the Definition of Cratonic Boundaries Utilizing the Lithospheric Magnetic Field derived from CHAMP Observations.- Crustal Magnetisation Distribution Deduced from CHAMP Data.- Multiscale Downward Continuation of CHAMP FGM-Data for Crustal Field Modelling.- CHAMP Enhances Utility of Satellite Magnetic Observations to Augment Near-Surface Magnetic Survey Coverage.- Comparing Magsat, Orsted and CHAMP Crustal Magnetic Anomaly Data over the Kursk Magnetic Anomaly, Russia.- CHAMP, Orsted and Magsat Magnetic Anomalies of the Antarctic Lithosphere.- Separation of External Magnetic Signal for Induction Studies.- Two-Dimensional Spatiotemporal Modelling of Satellite Electromagnetic Induction Signals.- Night-Time Ionospheric Currents.- Multiscale Determination of Radial Current Distribution from CHAMP FGM-Data.- Ionospheric Currents from CHAMP Magnetic Field Data - Comparison with Ground Based Measurements.- Mapping of Field-Aligned Current Patterns during Northward IMF.- Field-Aligned Currents Inferred from Low-Altitude Earth-Orbiting Satellites and Ionospheric Currents Inferred from Ground-Based Magnetometers - Do They Render Consistent Results?.- III Neutral Atmosphere and Ionosphere.- GPS Radio Occultation with CHAMP.- Validation and Data Quality of CHAMP Radio Occultation Data.- Global Climate Monitoring based on CHAMP/GPS Radio Occultation Data.- Initial Results on Ionosphere/Plasmasphere Sounding based on GPS Data Obtained On Board CHAMP.- Backpropagation Processing of GPS Radio Occultation Data.- Combination of NOAA16/ATOVS Brightness Temperatures and the CHAMP Data to get Temperature and Humidity Profiles.- An Improvement of Retrieval Techniques for Ionospheric Radio Occultations.- Validation of Water Vapour Profiles from GPS Radio Occultations in the Arctic.- Comparison of DMI-Retrieval of CHAMP Occultation Data with ECMWF.- The Assimilation of Radio Occultation Measurements.- Status of Ionospheric Radio Occultation CHAMP Data Analysis and Validation of Higher Level Data Products.- NWP Model Specific Humidities Compared with CHAMP/GPS and TERRA/MODIS Data.- Analysis of Gravity Waves from Radio Occultation Measurements.- GPS Atmosphere and Ionosphere Methods used on Orsted Data and Initial Application on CHAMP Data.- Combining Radio Occultation Measurements with Other Instruments to Map the Ionospheric Electron Concentration.- Vertical Gradients of Refractivity in the Mesosphere and Atmosphere Retrieved from GPS/MET and CHAMP Radio Occultation Data.- Observation of Reflected Signals in MIR/GEO and GPS/MET Radio Occultation Missions.- Assimilation Experiments of One-dimensional Variational Analyses with GPS/MET Refractivity.- Monitoring the 3 Dimensional Ionospheric Electron Distribution based on GPS Measurements.- Comparison of Three Different Meteorological Datasets (ECMWF, Met Office and NCEP).- Radio Occultation Data Processing at the COSMIC Data Analysis and Archival Center (CDAAC).- Verification of CHAMP Radio-Occultation Observations in the Ionosphere Using MIDAS.- Approach to the Cross-Validation of MIPAS and CHAMP Temperature and Water Vapour Profiles.- Author Index.- Keyword Index.

[Book]

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