Open AccessMulti-step VLBI observations of weak extragalactic radio sources to align the ICRF and the future Gaia frame
Author(s) -
Geraldine Bourda,
Patrick Charlot,
R. W. Porcas,
Simon Garrington
Publication year - 2008
Publication title -
hal (le centre pour la communication scientifique directe)
Language(s) - English
Resource type - Conference proceedings
Subject(s) - very long baseline interferometry , frame (networking) , computer science , radio frequency , astronomy , physics , remote sensing , geology , telecommunications