The GHz-Peaked Spectrum radio galaxy 2021+614: Detection of slow motion in a compact symmetric object

Wolfgang Tschager, Richard T. Schilizzi, Huub J. A. R"ottgering +2

We have analysed VSOP (VLBI Space Observatory Programme) data at 5 GHz and ground-based VLBI (Very Long Baseline Interferometry) data at 15 GHz for the GHz-Peaked Spectrum (GPS) ra…