Yearly Archives: 2021

Seminar on jet precession in VLBI data by Michal Zajaček


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On September 30, 2021, Michal Zajaček from the Masaryk University in Brno visited TU Wien and gave a seminar talk on short-term jet precession in VLBI data. It was very interesting to see where astrophysics and geodesy have common topics and goals.

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Jakob Gruber @ VSC4

First IVS VGOS session successfully correlated at TU Wien


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For the first time, a 24h VGOS session of the International VLBI Service for Geodesy and Astrometry (IVS) was correlated at TU Wien. Eight globally distributed radio telescopes participated in session VO1021 on January 21, 2021, each observing quasars with a data rate of 8 Gbit/s. In total, more than 220 TByte had to be […]

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New software to simulate raw telescope data for VLBI


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Jakob Gruber has developed software to simulate raw telescope data for VLBI (VieRDS). Interested? The software is available via Github and the description with the mathematical background has just gone online as open access paper. @IVS_OOC

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