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astro-ph.IM2024★ 30 cited
First Very Long Baseline Interferometry Detections at 870μm
Alexander W. Raymond, Sheperd S. Doeleman, Keiichi Asada +276
The first very long baseline interferometry (VLBI) detections at 870m wavelength (345GHz frequency) are reported, achieving the highest diffraction-limited angular resolutio…
astro-ph.GA2024
Two radio cores in GPS J1543-0757: a new dual supermassive black hole system?
Xiaopeng Cheng, Bong Won Sohn
We report on the discovery of a dual supermassive black hole system in the radio galaxy J1543-0757, with a projected separation between the two black holes of 46 mas. The result is…