Characterizing the astrometric errors in the Gaia catalogue Berry Holl

Berry Holl Characterization and analysis of the astrometric errors in the global astrometric solution for Gaia 2012Berry HollCharacterization and analysisof the astrometric errorsin the global astrometricsolution for GaiaLund ObservatoryDepartment of Astronomy and Theoretical PhysicsLund University, Swedent 1,t 2,...,t 720...,α, δ, ,µ α∗,µ δ, σ α∗, ρ αδ, σ δ,...