Orbit and Earth Gravity Field.- Ice Mass Balance and Antarctic Gravity Change: Satellite and Terrestrial Perspectives.- Gravity Model TUM-2Sp Based on the Energy Balance Approach and Kinematic CHAMP Orbits.- On the Contribution of CHAMP to Temporal Gravity Field Variation Studies.- Earth Gravity Field and Seasonal Variability from CHAMP.- Comparison of Superconducting Gravimeter and CHAMP Satellite Derived Temporal Gravity Variations.- Improvements in Arctic Gravity and Geoid from CHAMP and GRACE: An Evaluation.- Evaluation of Gravity Data by EIGEN-2 (CHAMP-only) Model in China.- Energy Balance Relations for Validation of Gravity Field Models and Orbit Determinations Applied to the CHAMP Mission.- Evaluation of Terrestrial Gravity Data by Independent Global Gravity Field Models.- Recent Developments in CHAMP Orbit Determination at GFZ.- On Calibrating the CHAMP On-Board Accelerometer and Attitude Quaternion Processing.- Evaluation of the CHAMP Accelerometer on Two Years of Mission.- A New Method to Detect and Estimate CHAMP Clock Bias Change Cycle Slip.- Comparison of Different Stochastic Orbit Modeling Techniques.- Determination of Non-Conservative Accelerations from Orbit Analysis.- CHAMP and Resonances.- CHAMP Gravity Field Solutions and Geophysical Constraint Studies.- Application of Eigenvalue Decomposition in the Parallel Computation of a CHAMP 100x100 Gravity Field.- Time-Variable Gravity Seen by Satellite Missions: On its Sampling and its Parametrization.- Gravity Field Recovery by Analysis of Short Arcs of CHAMP.- Statistical Assessment of CHAMP Data and Models Using the Energy Balance Approach.- Multiscale Geopotential Solutions from CHAMP Orbits and Accelerometry.- Multiscale Modeling from EIGEN-1S, EIGEN-2, EIGEN-GRACE01S, UCPH2002_0.5, EGM96.- A Comparison of Various Procedures for Global Gravity Field Recovery from CHAMP Orbits.- Precise Orbit Determination for CHAMP Using an Efficient Kinematic and Reduced-Dynamic Procedure.- On Bias and Scale and Thrust Factors for CHAMP Accelerometry.- CHAMP Accelerometer Preprocessing at GeoForschungsZentrum Potsdam.- CHAMP Clock Characterization Revisited.- How Baltic Sea Water Mass Variations Mask the Postglacial Rebound Signal in CHAMP and GRACE Gravity Field Solutions.- The Impact of the New CHAMP and GRACE Gravity Models on the Measurement of the General Relativistic Lense-Thirring Effect.- Recovery of Isostatic Topography over North America from Topographic and CHAMP Gravity Correlations.- Dynamic Topography as Reflected in the Global Gravity Field.- Impact of the CHAMP Mission on Estimating the Mean Sea Surface.- Improved Estimates of the Oceanic Circulation Using the CHAMP Geoid.- Contemporary Changes in the Geoid About Greenland: Predictions Relevant to Gravity Space Missions.- Mantle Viscosity and S-Wave to Density Conversion Profiles using CHAMP Geoid Data.- Regional Geoid Undulations from CHAMP, Represented by Locally Supported Basis Functions.- Earth Magnetic Field.- Ionospheric Plasma Effects for Geomagnetic LEO Missions at Mid- and Low-Latitudes.- Interpretation of CHAMP Crustal Field Anomaly Maps Using Geographical Information System (GIS) Technique.- Magnetic Crustal Thickness in Greenland from CHAMP and Ørsted Data.- CHAMP Magnetic Anomalies of the Antarctic Crust.- Magnetic Petrology Database for Interpretation Satellite Magnetic Anomalies.- Balloon Geomagnetic Survey at Stratospheric Altitudes.- Effect of Varying Crustal Thickness on CHAMP Geopotential Data.- Reliability of CHAMP Anomaly Continuations.- Introducing POMME, the POtsdam Magnetic Model of the Earth.- Alternative Parameterisations of the External Magnetic Field and its Induced Counterpart for 2001 and 2002 Using Ørsted, Champ and Observatory Data.- New Insight into Secular Variation Between MAGSAT and CHAMP/ØRSTED.- Time Structure of the 1991 Magnetic Jerk in the Core-Mantle Boundary Zone by Inverting Global Magnetic Data Supported by Satellite Measurements.- Use of Champ Magnetic Data to Improve the Antarctic Geomagnetic Reference Model.- Secular Variation of the Geomagnetic Field from Satellite Data.- The Spectrum of the Magnetic Secular Variation.- Geomagnetic Induction Modeling Based on CHAMP Magnetic Vector Data.- Electromagnetic Induction by Sq Ionospheric Currents in a Heterogeneous Earth: Modeling Using Ground-based and Satellite Measurements.- Wavelet Analysis of CHAMP Flux Gate Magnetometer Data.- Modelling the Ocean Effect of Geomagnetic Storms at Ground and Satellite Altitude.- 3-D Modelling of the Magnetic Fields Due to Ocean Tidal Flow.- The Enhancement of the Thermospheric Density During the Sept. 25–26, 2001 Magnetic Storm.- On the Modelling of Field-Aligned Currents from Magnetic Observations by Polar Orbiting Satellites.- The Low-Altitude Cusp: Multi-Point Observations During the February 2002 SIRCUS Campaign.- Detection of Intense Fine-Scale Field-Aligned Current Structures in the Cusp Region.- A Comparative Study of Geomagnetic Pi2 Pulsations Observed by CHAMP and on the Ground.- ULF Wave Magnetic Measurements by CHAMP Satellite and SEGMA Ground Magnetometer Array: Case Study of July 6, 2002.- Classes of the Equatorial Electrojet.- The ESPERIA Project: a Mission to Investigate the near-Earth Space.- Status of the CHAMP ME Data Processing.- Neutral Atmosphere and Ionosphere.- Atmospheric and Ocean Sensing with GNSS.- Amplitude Variations in CHAMP Radio Occultation Signal as an Indicator of the Ionospheric Activity.- About the Potential of GPS Radio Occultation Measurements for Exploring the Ionosphere.- Validation of GPS Ionospheric Radio Occultation results onboard CHAMP by Vertical Sounding Observations in Europe.- Ionospheric Tomography with GPS Data from CHAMP and SAC-C.- Topside Plasma Scale Height Modelling Based on CHAMP Measurements: First Results.- Differential Code Bias of GPS Receivers in Low Earth Orbit: An Assessment for CHAMP and SAC-C.- Ionosphere/Plasmasphere Imaging Based on GPS Navigation Measurements from CHAMP and SAC-C.- Three-Dimensional Monitoring of the Polar Ionosphere with Ground- and Space-Based GPS.- Comparison of Electron Density Profiles from CHAMP Data with NeQuick Model.- Model for Short-term Atmospheric Density Variations.- Atmospheric Profiling with CHAMP: Status of the Operational Data Analysis, Validation of the Recent Data Products and Future Prospects.- Simulated Temperature and Water Vapor Retrieval from Bending Angles and Refractivity Measurements using an Optimal Estimation Approach.- An Analysis of the Lower Tropospheric Refractivity Bias by Heuristic Sliding Spectral Methods.- Diffractive Integrals for Bistatic Remote Sensing Using GPS Signals.- Canonical Transform Methods for Analysis of Radio Occultations.- GPS Radio Occultation with CHAMP: Comparison of Atmospheric Profiles from GFZ Potsdam and IGAM Graz.- Evaluation of Stratospheric Radio Occultation Retrieval Using Data from CHAMP, MIPAS, GOMOS, and ECMWF Analysis Fields.- Derivation of the Water Vapor Content from the GNSS Radio Occultation Observations.- Processing of CHAMP Radio Occultation Data Using GRAS SAF Software.- Gravity Wave "Portrait" Reconstructed by Radio Holographic Analysis of the Amplitude of GPS Radio Occultation Signals.- Global Analysis of Stratospheric Gravity Wave Activity Using CHAMP Radio Occultation Temperatures.- Tropical Tropopause Characteristics from CHAMP.- Comparisons of MIPAS/ENVISAT and GPS-RO/CHAMP Temperatures.- Comparison of GPS/SAC-C and MIPAS/ENVISAT Temperature Profiles and Its Possible Implementation for EOS MLS Observations.- Structure and Variability of the Tropopause Obtained from CHAMP Radio Occultation Temperature Profiles.- An Assessment of an Ionospheric GPS Data Assimilation Process.- The Continuous Wavelet Transform, a Valuable Analysis Tool to Detect Atmospheric and Ionospheric Signatures in GPS Radio Occultation Phase Delay Data.- The CHAMP Atmospheric Processing System for Radio Occultation Measurements.- Potential Contribution of CHAMP Occultation