InhaltsangabeOpening address.- Welcome addresses.- More than five years of GPS-experiments - Rethinking of geodesy.- President of the "Arbeitskreis Triangulation of the "Arbeitsgemeinschaft der Vermessungsverwaltungen der Länder der Bundesrepublik Deutschland".- Geodetic applications with GPS in Norway as part of a global cooperation.- GPS geodesy with centimeter accuracy.- Relativistic effects in GPS.- Relativistic models of phase and Doppler observations of electromagnetic signals.- The use of GPS at IGN: Geodesy, geophysics, engineering.- GPS applications of CTS.- Ageden - An application of GPS for geodynamic investigations in Austria.- Investigation of an alternate method of processing global positioning survey data collected in kinematic mode.- Experiences with the WM 101 GPS receiver.- Åland GPS levelling experiment in 1987 preliminary report on the results.- Experiences with TRIMBLE receivers in the control network of the F. R. G.- Campaigns with WM101 in Austria 1987.- Results on long baselines in Europe preliminary comparisons with laser and VLBI solutions.- Supervision of the control network of the federal republic of Germany with macrometer 1983 - 1985 - KONMAC -.- Simulations with the software package of darmstadt for kinematic applications - Some numerical results with a WM 101 -.- An introduction to GPS and its geodetic applications.- System and hardware oriented aspects of GPS- applications.- GPS as local geological control and national geodetic control.- Present state of the Dönav campaign.- Modeling of phase center variation and its influence on GPS-positioning.- Hiking and biking with GPS: The Canadian perspective.- Status of dual frequency GPS development at Trimble Navigation.- Kinematic surveying.- Technological utilization of space with special regard to navigation satellite systems.- The antenna exchange: One aspect of high-precision GPS kinematic survey.- GPS geodesy and kinematic topography measurements and data processing.- Developments for the operational use of gps in kinematic modes.- Terrestrial and aircraft differential kinematic GPS positioning.- Field validation of GPS phase measurements.- Static positioning with the global positioning system (GPS): State of the art.- GPS carrier phases and clock modeling.- World: A multipurpose GPS-network computer package.- PC preprocessing of GPS - TI 4100 navigator data.- Geodynamics of Iceland studied with the aid of terrestrial geodetic and GPS experiments.- Present state of the central Andean GPS-traverse ANSA.- Remarks to the establishment of a regional GPS-tracking network.- Recovering Earth Rotation Parameters with GPS.- A note on monitoring tectonic plate motion using GPS and classical techniques.- Determination of azimuths from GPS measurements and comparison with common methods.- The European tracking network.- World geodetic system 1984 - geodetic reference system of GPS orbits.- Several aspects of solar radiation pressure.- TOPAS a new GPS adjustment system for multistation positioning and orbit determination.- Covariances in 3D network resulting from orbital errors.- A brief summary of the panel discussion at the international GPS workshop Darmstadt 1988.- Recommendations.- MINI-MAC 2816 dual frequency receiver.- Kinematic land survey demonstration international GPS workshop - Darmstadt, West Germany April 10-14, 1988.- The international GPS-workshop field tests.