REFAG 2014: Proceedings of the IAG Commission 1 Symposium Kirchberg, Luxembourg, 13–17 October, 2014

Front Matter....Pages i-xii
The Helmert Transformation Approach in Network Densification Revisited....Pages 3-9
A Study on the Impact of Reference Frame Implementation Strategy on GNSS Time Series for Regional Network Analysis....Pages 11-20
Validation of Components of Local Ties....Pages 21-28
Combination of Space Geodetic Techniques on the Observation Level with c5++: Common Nuisance Parameters and Data Weighting....Pages 31-37
The Processing of Single Differenced GNSS Data with VLBI Software....Pages 39-46
IVS Contribution to ITRF2014....Pages 47-52
Antenna Axis Offsets and Their Impact on VLBI Derived Reference Frames....Pages 53-58
Scheduling VLBI Observations to Satellites with VieVS....Pages 59-64
Refined Tropospheric Delay Models for CONT11....Pages 65-69
Loading-Induced Deformation Due to Atmosphere, Ocean and Hydrology: Model Comparisons and the Impact on Global SLR, VLBI and GNSS Solutions....Pages 71-77
The International Mass Loading Service....Pages 79-83
Pre-combined GNSS-SLR Solutions: What Could be the Benefit for the ITRF?....Pages 85-94
GGOS-SIM: Simulation of the Reference Frame for the Global Geodetic Observing System....Pages 95-100
Overview of the ILRS Contribution to the Development of ITRF2013....Pages 101-108
A Spatial Analysis of Global Navigation Satellite System Stations Within the Context of the African Geodetic Reference Frame....Pages 111-118
The Development of a Station Coordinate Estimation Program to Model Time Series from Continuous GPS Stations in New Zealand....Pages 119-127
Results from the Regional AUSTRAL VLBI Sessions for Southern Hemisphere Reference Frames....Pages 129-134
Implementation of the ETRS89 in Europe: Current Status and Challenges....Pages 135-145
Defining a Local Reference Frame Using a Plate Motion Model and Deformation Model....Pages 147-154
A Development of the Russian Geodetic Reference Network....Pages 155-159
Weighted vs. Unweighted MCs for the Datum Definition in Regional Networks....Pages 161-169
Is Nubia Plate Rigid? A Geodetic Study of the Relative Motion of Different Cratonic Areas Within Africa....Pages 171-180
How Consistent are The Current Conventional Celestial and Terrestrial Reference Frames and The Conventional Earth Orientation Parameters?....Pages 183-189
The Effects of Simulated and Observed Quasar Structure on the VLBI Reference Frame....Pages 191-199
Towards Improved Lunar Reference Frames: LRO Orbit Determination....Pages 201-207
Terrestrial Reference Frame Requirements for Studies of Geodynamics and Climate Change....Pages 209-216
The Phase 2 North America Land Data Assimilation System (NLDAS-2) Products for Modeling Water Storage Displacements for Plate Boundary Observatory GPS Stations....Pages 217-225
Non-parametric Estimation of Seasonal Variations in GPS-Derived Time Series....Pages 227-233
A Two-Frame National Geospatial Reference System Accounting for Geodynamics....Pages 235-242
Back Matter....Pages 243-246