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Learn Very Long Baseline Interferometry (VLBI) imaging techniques and localization methods for fast radio transients in this 39-minute lecture from the FTSky program at the International Centre for Theoretical Sciences. Explore advanced radio astronomy techniques used to precisely locate and image transient sources across cosmological distances, with particular focus on applications to Fast Radio Bursts (FRBs) and other fast radio transients. Discover how VLBI networks achieve unprecedented angular resolution by combining signals from radio telescopes separated by thousands of kilometers, enabling precise source localization essential for multi-wavelength follow-up observations and host galaxy identification. Understand the technical challenges and methodologies involved in processing VLBI data for transient sources, including real-time correlation techniques and imaging algorithms specifically adapted for short-duration radio events. Gain insights into how precise localization capabilities have revolutionized our understanding of FRB progenitors and their environments, and learn about current and future VLBI facilities contributing to fast transient astronomy research.
