GPS Trends in Precise Terrestrial, Airborne, and Spaceborne Applications: Symposium No. 115 Boulder, CO, USA, July 3–4, 1995

Front Matter....Pages I-XIII
Front Matter....Pages 1-1
The International GPS Service for Geodynamics (IGS): The Story....Pages 3-13
IGS Combination of Precise GPS Satellite Ephemerides and Clocks....Pages 14-23
Global GPS Data Flow from Station to User within the IGS....Pages 24-29
Global Plate Kinematics Estimated by GPS Data of the IGS Core Network....Pages 30-34
The Impact of IGS on the Analysyis of Regional GPS-Networks....Pages 35-41
Variation in EOP and Station Coordinate Solutions from the Canadian Active Control System (CACS)....Pages 42-46
Common Experiment of the Analysis Centre CODE and the Institute of Geodesy and Geodetic Astronomy of Warsaw University of Technology (IGGA WUT) on the Combination of Regional and Global Solutions....Pages 47-51
Using GPS to Determine Earth Orientation....Pages 52-58
The Permanent GPS Station at the University of Padova....Pages 59-64
Analysis of Continuous GPS Observations for Geodynamics Purposes....Pages 65-69
The Western Canada Deformation Array: An Update on GPS Solutions and Error Analysis....Pages 70-74
The DGPS Service for the FRG....Pages 75-84
Status of the Brazilian Network for Continuous Monitoring of GPS (RBMC)....Pages 85-88
Weekly-ARC Approach to Improve the Resolution of the Long-Term Crustal Movements in Japanese GPS Fixed-Point Network....Pages 89-93
Unification of Regional Vertical Datums Using GPS....Pages 94-98
GPS Derived Displacements in the Azores Triple Junction Region....Pages 99-104
Application of GPS Kinematic Method for Detection of Crustal Movements with High Temporal Resolution....Pages 105-109
Front Matter....Pages 111-111
Spaceborne GPS for Earth Science....Pages 113-122
TOPEX/Poseidon Precision Orbit Determination With SLR and GPS Anti-Spoofing Data....Pages 123-127
TOPEX/Poseidon Precision Orbit Determination Using Combined GPS, SLR and DORIS....Pages 128-132
Front Matter....Pages 111-111
Observations of TOPEX/POSEIDON Orbit Errors Due to Gravitational and Tidal Modeling Errors Using the Global Positioning System....Pages 133-138
Preliminary Results from the GPS/MET Atmospheric Remote Sensing Experiment....Pages 139-143
Initial Results of GPS-LEO Occultation Measurements of Earth’s Atmosphere Obtained with the GPS-MET Experiment....Pages 144-153
The Laser Retroreflector Experiment on GPS-35 and 36....Pages 154-158
Front Matter....Pages 159-159
Kinematic GPS Trends — Equipment, Methodologies and Applications....Pages 161-169
Kinematic and Rapid Static (KARS) GPS Positioning: Techniques and Recent Experiences....Pages 170-174
Developments in Airborne ‘High Precision’ Digital Photo Flight Navigation in ‘Realtime’....Pages 175-179
High Precision Deformation Monitoring Using Differential GPS....Pages 180-184
Multi-Sensor Arrays for Mapping from Moving Vehicles....Pages 185-190
Testing of Epoch-by-Epoch Attitude Determination and Ambiguity Resolution in Airborne Mode....Pages 191-196
Experiences in DGPS/DGLONASS Combination....Pages 197-201
Precise DGPS Positioning in Marine and Airborne Applications....Pages 202-211
Developments in Real-Time Precise DGPS Applications: Concepts and Status....Pages 212-216
A Kinematic GPS Survey at the Northern Part of Kagoshima Bay, Japan....Pages 217-221
GPS Kinematic Real-Time Applications in Rivers and Train....Pages 222-225
Testing High-Accuracy, Long-Range Carrier Phase DGPS in Australasia....Pages 226-230
Front Matter....Pages 231-231
Using the Global Positioning System to Study the Atmosphere of the Earth: Overview and Prospects....Pages 233-242
On Atmospheric Effects on GPS Surveying....Pages 243-247
About the Use of GPS Measurements for Ionospheric Studies....Pages 248-252
Assessment of Two Methods to Provide Ionospheric Range Error Corrections for Single-Frequency GPS Users....Pages 253-257
Front Matter....Pages 231-231
Deriving Ionospheric TEC from GPS Observations....Pages 258-262
Mitigation of Tropospheric Effects in Local and Regional GPS Networks....Pages 263-267
GPS as a Location Tool for Electromagnetic Surveys....Pages 268-271
Front Matter....Pages 273-273
Size and Shape of L 1 /L 2 Ambiguity Search Space....Pages 275-279
Integer Ambiguity Estimation with the Lambda Method....Pages 280-284
The Impact of Ambiguity Resolution on GPS Orbit Determination and on Global Geodynamics Studies....Pages 285-289
On-the-Fly Ambiguity Resolution for Long Range GPS Kinematic Positioning....Pages 290-294
GPS Phases: Single Epoch Ambiguity and Slip Resolution....Pages 295-299
Direct Ambiguity Resolution Using Integer Nonlinear Programming Methods....Pages 300-304
Alternative Forms of GPS Adjustment Models with Kalman Gain Matrices....Pages 305-309
Status of the GEOSAT software after ten years of development and testing....Pages 310-314
Analysis of Data from the VLBI-GPS Collocation Experiment CONT94....Pages 315-319
A New Software for GPS Data Processing....Pages 320-324
Low-cost GPS Time Synchronization: The “Totally Accurate Clock”....Pages 325-327
Characterizations of GPS User Antennas: Reanalysis and New Results....Pages 328-332
Azimuth- and Elevation-Dependent Phase Center Corrections for Geodetic GPS Antennas Estimated from GPS Calibration Campaigns....Pages 333-338