Earth Observation with CHAMP: Results from Three Years in Orbit Book

	Ice mass balance and Antarctic gravity change : satellite and terrestrial perspectives	3
	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	19
	Earth gravity field and seasonal variability from CHAMP
	Comparison of superconducting gravimeter and CHAMP satellite derived temporal gravity variations	31
	Improvements in Arctic gravity and geoid from CHAMP and GRACE : An evaluation	37
	Evaluation of gravity data by EIGEN-2 (CHAMP-only) model in China	47
	Energy balance relations for validation of gravity field models and orbit determinations applied to the CHAMP mission	53
	Evaluation of terrestrial gravity data by independent global gravity field models	59
	Recent developments in CHAMP orbit determination at GFZ	65
	On calibrating the CHAMP on-board accelerometer and attitude quaternion processing	71
	Evaluation of the CHAMP accelerometer on two years of mission	77
	A new method to detect and estimate CHAMP clock bias change and cycle slip	83
	Comparison of different stochastic orbit modeling techniques	89
	Determination of non-conservative accelerations from orbit analysis	95
	CHAMP and resonances	101
	CHAMP gravity field solutions and geophysical constraint studies	108
	Application of Eigenvalue decomposition in the parallel computation of a CHAMP 100 x 100 gravity field	115
	Time-variable gravity seen by satellite missions : on its sampling and its parametrization	121
	Gravity field recovery by analysis of short arcs of CHAMP	127
	Statistical assessment of CHAMP data and models using the energy balance approach	133
	Multiscale geopotential solutions from CHAMP orbits and accelerometry	139
	Multiscale modeling from EIGEN-1S, EIGEN-2, EIGEN-GRACE01S, UCPH2002ö0.5, EGM96	145
	A comparison of various procedures for global gravity field recovery from CHAMP orbits	151
	Precise orbit determination for CHAMP using an efficient kinematic and reduced-dynamic procedure	157
	On bias and scale and thrust factors for CHAMP accelerometry	163
	CHAMP accelerometer preprocessing at GeoForschungsZentrum Potsdam	169
	CHAMP clock characterization revisited	175
	How Baltic Sea water mass variations mask the postglacial rebound signal in CHAMP and GRACE gravity field solutions	181
	The impact of the new CHAMP and GRACE gravity models on the measurement of the general relativistic Lense-Thirring effect	187
	Recovery of isostatic topography over North America from topographic and CHAMP gravity correlations	193
	Dynamic topography as reflected in the global gravity field	199
	Impact of the CHAMP mission on estimating the mean sea surface	205
	Improved estimates of the oceanic circulation using the CHAMP geoid
	Contemporary changes in the geoid about Greenland : predictions relevant to gravity space missions	217
	Mantle viscosity and S-wave to density conversion profiles using CHAMP geoid data	223
	Regional geoid undulations from CHAMP, represented by locally supported basis functions	230
	Ionospheric plasma effects for geomagnetic LEO missions at mid- and low-latitudes	239
	Interpretation of CHAMP crustal field anomaly maps using geographical information system (GIS) technique	249
	Magnetic crustal thickness in Greenland from CHAMP and Orsted data	255
	CHAMP magnetic anomalies of the Antarctic crust	261
	Magnetic petrology database for interpretation satellite magnetic anomalies	267
	Balloon geomagnetic survey at stratospheric altitudes	273
	Effect of varying crustal thickness on CHAMP geopotential data	279
	Reliability of CHAMP anomaly continuations	287
	Introducing POMME, the POtsdam magnetic model of the earth	293
	Alternative parameterisations of the external magnetic field and its induced counterpart for 2001 and 2002 using Orsted, Champ and observatory data	299
	New insight into secular variation between MAGSAT and CHAMP/ORSTED	305
	Time structure of the 1991 magnetic jerk in the core-mantle boundary zone by inverting global magnetic data supported by satellite measurements	311
	Use of CHAMP magnetic data to improve the Antarctic geomagnetic reference model	317
	Secular variation of the geomagnetic field from satellite data	323
	The spectrum of the magnetic secular variation	329
	Geomagnetic induction modeling based on CHAMP magnetic vector data	335
	Electromagnetic induction by Sq ionospheric currents in a heterogeneous earth : modeling using ground-based and satellite measurements	341
	Wavelet analysis of CHAMP flux gate magnetometer data	347
	Modelling the ocean effect of geomagnetic storms at ground and satellite altitude	353
	3-D modelling of the magnetic fields due to ocean tidal flow	359
	The enhancement of the thermospheric density during the Sept. 25-26, 2001 magnetic storm	366
	On the modelling of field-aligned currents from magnetic observations by polar orbiting satellites	371
	The low-altitude cusp : multi-point observations during the February 2002 SIRCUS campaign	375
	Detection of intense fine-scale field-aligned current structures in the cusp region	381
	A comparative study of geomagnetic Pi2 pulsations observed by CHAMP and on the ground	389
	ULF wave magnetic measurements by CHAMP satellite and SEGMA ground magnetometer array : case study of July 6, 2002
	Classes of the equatorial electrojet	401
	The ESPERIA project : a mission to investigate the near-earth space
	Status of the CHAMP ME data processing	413
	Atmospheric and ocean sensing with GNSS	421
	Amplitude variations in CHAMP radio occultation signal as an indicator of the ionospheric activity	431
	About the potential of GPS radio occultation measurements for exploring the ionosphere	441
	Validation of GPS ionospheric radio occultation results onboard CHAMP by vertical sounding observations in Europe	447
	Ionospheric tomography with GPS data from CHAMP and SAC-C	453
	Topside plasma scale height modelling based on CHAMP measurements : first results	459
	Differential code bias of GPS receivers in low earth orbit : an assessment for CHAMP and SAC-C	465
	Ionosphere/plasmasphere imaging based on GPS navigation measurements from CHAMP and SAC-C	471
	Three-dimensional monitoring of the polar ionosphere with ground- and space-based GPS	477
	Comparison of electron density profiles from CHAMP data with NeQuick model	483
	Model for short-term atmospheric density variations	489
	Atmospheric profiling with CHAMP : status of the operational data analysis, validation of the recent data products and future prospects	495