353 citations · 795 across the 11 of their papers we have counts for
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TANAMI: Tracking Active Galactic Nuclei with Austral Milliarcsecond Interferometry I. First-Epoch 8.4 GHz Images
Roopesh Ojha, Matthias Kadler, Moritz Böck +24
We introduce the TANAMI program (Tracking Active Galactic Nuclei with Austral Milliarcsecond Interferometry) which is monitoring an initial sample of 43 extragalactic jets located…
TANAMI: Milliarcsecond Resolution Observations of Extragalactic Gamma-ray Sources
Roopesh Ojha, M. Kadler, M. Böck +24
The TANAMI (Tracking AGN with Austral Milliarcsecond Interferometry) and associated programs provide comprehensive radio monitoring of extragalactic gamma-ray sources south of decl…
Photometric observations of selected, optically bright quasars for Space Interferometry Mission and other future celestial reference frames
Roopesh Ojha, Norbert Zacharias, Gregory S. Hennessey +2
Photometric observations of 235 extragalactic objects that are potential targets for the Space Interferometry Mission (SIM) are presented. Mean B, V, R, I magnitudes at the 5% leve…